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| <pre><span class="sourceLineNo">001</span>/*-<a name="line.1"></a> |
| <span class="sourceLineNo">002</span> *******************************************************************************<a name="line.2"></a> |
| <span class="sourceLineNo">003</span> * Copyright (c) 2011, 2016 Diamond Light Source Ltd.<a name="line.3"></a> |
| <span class="sourceLineNo">004</span> * All rights reserved. This program and the accompanying materials<a name="line.4"></a> |
| <span class="sourceLineNo">005</span> * are made available under the terms of the Eclipse Public License v1.0<a name="line.5"></a> |
| <span class="sourceLineNo">006</span> * which accompanies this distribution, and is available at<a name="line.6"></a> |
| <span class="sourceLineNo">007</span> * http://www.eclipse.org/legal/epl-v10.html<a name="line.7"></a> |
| <span class="sourceLineNo">008</span> *<a name="line.8"></a> |
| <span class="sourceLineNo">009</span> * Contributors:<a name="line.9"></a> |
| <span class="sourceLineNo">010</span> * Peter Chang - initial API and implementation and/or initial documentation<a name="line.10"></a> |
| <span class="sourceLineNo">011</span> *******************************************************************************/<a name="line.11"></a> |
| <span class="sourceLineNo">012</span><a name="line.12"></a> |
| <span class="sourceLineNo">013</span>package org.eclipse.january.dataset;<a name="line.13"></a> |
| <span class="sourceLineNo">014</span><a name="line.14"></a> |
| <span class="sourceLineNo">015</span>import java.io.Serializable;<a name="line.15"></a> |
| <span class="sourceLineNo">016</span>import java.lang.reflect.Array;<a name="line.16"></a> |
| <span class="sourceLineNo">017</span>import java.text.Format;<a name="line.17"></a> |
| <span class="sourceLineNo">018</span>import java.util.ArrayList;<a name="line.18"></a> |
| <span class="sourceLineNo">019</span>import java.util.Arrays;<a name="line.19"></a> |
| <span class="sourceLineNo">020</span>import java.util.List;<a name="line.20"></a> |
| <span class="sourceLineNo">021</span>import java.util.concurrent.ConcurrentHashMap;<a name="line.21"></a> |
| <span class="sourceLineNo">022</span>import java.util.concurrent.ConcurrentMap;<a name="line.22"></a> |
| <span class="sourceLineNo">023</span><a name="line.23"></a> |
| <span class="sourceLineNo">024</span>import org.eclipse.january.DatasetException;<a name="line.24"></a> |
| <span class="sourceLineNo">025</span>import org.eclipse.january.IMonitor;<a name="line.25"></a> |
| <span class="sourceLineNo">026</span>import org.eclipse.january.MetadataException;<a name="line.26"></a> |
| <span class="sourceLineNo">027</span>import org.eclipse.january.metadata.ErrorMetadata;<a name="line.27"></a> |
| <span class="sourceLineNo">028</span>import org.eclipse.january.metadata.MetadataFactory;<a name="line.28"></a> |
| <span class="sourceLineNo">029</span>import org.eclipse.january.metadata.MetadataType;<a name="line.29"></a> |
| <span class="sourceLineNo">030</span>import org.eclipse.january.metadata.StatisticsMetadata;<a name="line.30"></a> |
| <span class="sourceLineNo">031</span>import org.eclipse.january.metadata.internal.ErrorMetadataImpl;<a name="line.31"></a> |
| <span class="sourceLineNo">032</span>import org.eclipse.january.metadata.internal.StatisticsMetadataImpl;<a name="line.32"></a> |
| <span class="sourceLineNo">033</span><a name="line.33"></a> |
| <span class="sourceLineNo">034</span>/**<a name="line.34"></a> |
| <span class="sourceLineNo">035</span> * Generic container class for data <a name="line.35"></a> |
| <span class="sourceLineNo">036</span> * <p/><a name="line.36"></a> |
| <span class="sourceLineNo">037</span> * Each subclass has an array of primitive types, elements of this array are grouped or<a name="line.37"></a> |
| <span class="sourceLineNo">038</span> * compounded to make items <a name="line.38"></a> |
| <span class="sourceLineNo">039</span> * <p/><a name="line.39"></a> |
| <span class="sourceLineNo">040</span> * Data items can be boolean, integer, float, complex float, vector float, etc<a name="line.40"></a> |
| <span class="sourceLineNo">041</span> */<a name="line.41"></a> |
| <span class="sourceLineNo">042</span>public abstract class AbstractDataset extends LazyDatasetBase implements Dataset {<a name="line.42"></a> |
| <span class="sourceLineNo">043</span> // pin UID to base class<a name="line.43"></a> |
| <span class="sourceLineNo">044</span> private static final long serialVersionUID = Dataset.serialVersionUID;<a name="line.44"></a> |
| <span class="sourceLineNo">045</span><a name="line.45"></a> |
| <span class="sourceLineNo">046</span> protected int size; // number of items<a name="line.46"></a> |
| <span class="sourceLineNo">047</span><a name="line.47"></a> |
| <span class="sourceLineNo">048</span> transient protected AbstractDataset base; // is null when not a view<a name="line.48"></a> |
| <span class="sourceLineNo">049</span> protected int[] stride; // can be null for row-major, contiguous datasets<a name="line.49"></a> |
| <span class="sourceLineNo">050</span> protected int offset;<a name="line.50"></a> |
| <span class="sourceLineNo">051</span><a name="line.51"></a> |
| <span class="sourceLineNo">052</span> /**<a name="line.52"></a> |
| <span class="sourceLineNo">053</span> * The data itself, held in a 1D array, but the object will wrap it to appear as possessing as many dimensions as<a name="line.53"></a> |
| <span class="sourceLineNo">054</span> * wanted<a name="line.54"></a> |
| <span class="sourceLineNo">055</span> */<a name="line.55"></a> |
| <span class="sourceLineNo">056</span> protected Serializable odata = null;<a name="line.56"></a> |
| <span class="sourceLineNo">057</span><a name="line.57"></a> |
| <span class="sourceLineNo">058</span> /**<a name="line.58"></a> |
| <span class="sourceLineNo">059</span> * Set aliased data as base data<a name="line.59"></a> |
| <span class="sourceLineNo">060</span> */<a name="line.60"></a> |
| <span class="sourceLineNo">061</span> abstract protected void setData();<a name="line.61"></a> |
| <span class="sourceLineNo">062</span><a name="line.62"></a> |
| <span class="sourceLineNo">063</span> /**<a name="line.63"></a> |
| <span class="sourceLineNo">064</span> * Constructor required for serialisation.<a name="line.64"></a> |
| <span class="sourceLineNo">065</span> */<a name="line.65"></a> |
| <span class="sourceLineNo">066</span> public AbstractDataset() {<a name="line.66"></a> |
| <span class="sourceLineNo">067</span> }<a name="line.67"></a> |
| <span class="sourceLineNo">068</span><a name="line.68"></a> |
| <span class="sourceLineNo">069</span> @Override<a name="line.69"></a> |
| <span class="sourceLineNo">070</span> public synchronized Dataset synchronizedCopy() {<a name="line.70"></a> |
| <span class="sourceLineNo">071</span> return clone();<a name="line.71"></a> |
| <span class="sourceLineNo">072</span> }<a name="line.72"></a> |
| <span class="sourceLineNo">073</span><a name="line.73"></a> |
| <span class="sourceLineNo">074</span> @Override<a name="line.74"></a> |
| <span class="sourceLineNo">075</span> public boolean equals(Object obj) {<a name="line.75"></a> |
| <span class="sourceLineNo">076</span> if (this == obj) {<a name="line.76"></a> |
| <span class="sourceLineNo">077</span> return true;<a name="line.77"></a> |
| <span class="sourceLineNo">078</span> }<a name="line.78"></a> |
| <span class="sourceLineNo">079</span> if (obj == null) {<a name="line.79"></a> |
| <span class="sourceLineNo">080</span> return false;<a name="line.80"></a> |
| <span class="sourceLineNo">081</span> }<a name="line.81"></a> |
| <span class="sourceLineNo">082</span> if (!getClass().equals(obj.getClass())) {<a name="line.82"></a> |
| <span class="sourceLineNo">083</span> if (getRank() == 0) // for zero-rank datasets<a name="line.83"></a> |
| <span class="sourceLineNo">084</span> return obj.equals(getObjectAbs(0));<a name="line.84"></a> |
| <span class="sourceLineNo">085</span> return false;<a name="line.85"></a> |
| <span class="sourceLineNo">086</span> }<a name="line.86"></a> |
| <span class="sourceLineNo">087</span><a name="line.87"></a> |
| <span class="sourceLineNo">088</span> Dataset other = (Dataset) obj;<a name="line.88"></a> |
| <span class="sourceLineNo">089</span> if (getElementsPerItem() != other.getElementsPerItem())<a name="line.89"></a> |
| <span class="sourceLineNo">090</span> return false;<a name="line.90"></a> |
| <span class="sourceLineNo">091</span> if (size != other.getSize())<a name="line.91"></a> |
| <span class="sourceLineNo">092</span> return false;<a name="line.92"></a> |
| <span class="sourceLineNo">093</span> if (!Arrays.equals(shape, other.getShapeRef())) {<a name="line.93"></a> |
| <span class="sourceLineNo">094</span> return false;<a name="line.94"></a> |
| <span class="sourceLineNo">095</span> }<a name="line.95"></a> |
| <span class="sourceLineNo">096</span><a name="line.96"></a> |
| <span class="sourceLineNo">097</span> return true;<a name="line.97"></a> |
| <span class="sourceLineNo">098</span> }<a name="line.98"></a> |
| <span class="sourceLineNo">099</span><a name="line.99"></a> |
| <span class="sourceLineNo">100</span> @Override<a name="line.100"></a> |
| <span class="sourceLineNo">101</span> public int hashCode() {<a name="line.101"></a> |
| <span class="sourceLineNo">102</span> return getStats().getHash(shape);<a name="line.102"></a> |
| <span class="sourceLineNo">103</span> }<a name="line.103"></a> |
| <span class="sourceLineNo">104</span><a name="line.104"></a> |
| <span class="sourceLineNo">105</span> @Override<a name="line.105"></a> |
| <span class="sourceLineNo">106</span> abstract public AbstractDataset clone();<a name="line.106"></a> |
| <span class="sourceLineNo">107</span><a name="line.107"></a> |
| <span class="sourceLineNo">108</span> protected Format stringFormat = null;<a name="line.108"></a> |
| <span class="sourceLineNo">109</span><a name="line.109"></a> |
| <span class="sourceLineNo">110</span> @Override<a name="line.110"></a> |
| <span class="sourceLineNo">111</span> public void setStringFormat(Format format) {<a name="line.111"></a> |
| <span class="sourceLineNo">112</span> stringFormat = format;<a name="line.112"></a> |
| <span class="sourceLineNo">113</span> }<a name="line.113"></a> |
| <span class="sourceLineNo">114</span><a name="line.114"></a> |
| <span class="sourceLineNo">115</span> @Override<a name="line.115"></a> |
| <span class="sourceLineNo">116</span> public Dataset copy(final int dtype) {<a name="line.116"></a> |
| <span class="sourceLineNo">117</span> if (getDType() == dtype) {<a name="line.117"></a> |
| <span class="sourceLineNo">118</span> return clone();<a name="line.118"></a> |
| <span class="sourceLineNo">119</span> }<a name="line.119"></a> |
| <span class="sourceLineNo">120</span> return DatasetUtils.copy(this, dtype);<a name="line.120"></a> |
| <span class="sourceLineNo">121</span> }<a name="line.121"></a> |
| <span class="sourceLineNo">122</span><a name="line.122"></a> |
| <span class="sourceLineNo">123</span> @Override<a name="line.123"></a> |
| <span class="sourceLineNo">124</span> public <T extends Dataset> T copy(Class<T> clazz) {<a name="line.124"></a> |
| <span class="sourceLineNo">125</span> return DatasetUtils.copy(clazz, this);<a name="line.125"></a> |
| <span class="sourceLineNo">126</span> }<a name="line.126"></a> |
| <span class="sourceLineNo">127</span><a name="line.127"></a> |
| <span class="sourceLineNo">128</span> @Override<a name="line.128"></a> |
| <span class="sourceLineNo">129</span> public Dataset cast(final int dtype) {<a name="line.129"></a> |
| <span class="sourceLineNo">130</span> if (getDType() == dtype) {<a name="line.130"></a> |
| <span class="sourceLineNo">131</span> return this;<a name="line.131"></a> |
| <span class="sourceLineNo">132</span> }<a name="line.132"></a> |
| <span class="sourceLineNo">133</span> return DatasetUtils.cast(this, dtype);<a name="line.133"></a> |
| <span class="sourceLineNo">134</span> }<a name="line.134"></a> |
| <span class="sourceLineNo">135</span><a name="line.135"></a> |
| <span class="sourceLineNo">136</span> @Override<a name="line.136"></a> |
| <span class="sourceLineNo">137</span> public <T extends Dataset> T cast(Class<T> clazz) {<a name="line.137"></a> |
| <span class="sourceLineNo">138</span> return DatasetUtils.cast(clazz, this);<a name="line.138"></a> |
| <span class="sourceLineNo">139</span> }<a name="line.139"></a> |
| <span class="sourceLineNo">140</span><a name="line.140"></a> |
| <span class="sourceLineNo">141</span> @Override<a name="line.141"></a> |
| <span class="sourceLineNo">142</span> public Dataset cast(final boolean repeat, final int dtype, final int isize) {<a name="line.142"></a> |
| <span class="sourceLineNo">143</span> if (getDType() == dtype && getElementsPerItem() == isize) {<a name="line.143"></a> |
| <span class="sourceLineNo">144</span> return this;<a name="line.144"></a> |
| <span class="sourceLineNo">145</span> }<a name="line.145"></a> |
| <span class="sourceLineNo">146</span> return DatasetUtils.cast(this, repeat, dtype, isize);<a name="line.146"></a> |
| <span class="sourceLineNo">147</span> }<a name="line.147"></a> |
| <span class="sourceLineNo">148</span><a name="line.148"></a> |
| <span class="sourceLineNo">149</span> @Override<a name="line.149"></a> |
| <span class="sourceLineNo">150</span> abstract public AbstractDataset getView(boolean deepCopyMetadata);<a name="line.150"></a> |
| <span class="sourceLineNo">151</span><a name="line.151"></a> |
| <span class="sourceLineNo">152</span> /**<a name="line.152"></a> |
| <span class="sourceLineNo">153</span> * Copy fields from original to view<a name="line.153"></a> |
| <span class="sourceLineNo">154</span> * @param orig<a name="line.154"></a> |
| <span class="sourceLineNo">155</span> * @param view<a name="line.155"></a> |
| <span class="sourceLineNo">156</span> * @param clone if true, then clone everything but bulk data<a name="line.156"></a> |
| <span class="sourceLineNo">157</span> * @param cloneMetadata if true, clone metadata<a name="line.157"></a> |
| <span class="sourceLineNo">158</span> */<a name="line.158"></a> |
| <span class="sourceLineNo">159</span> protected static void copyToView(Dataset orig, AbstractDataset view, boolean clone, boolean cloneMetadata) {<a name="line.159"></a> |
| <span class="sourceLineNo">160</span> view.name = orig.getName();<a name="line.160"></a> |
| <span class="sourceLineNo">161</span> view.size = orig.getSize();<a name="line.161"></a> |
| <span class="sourceLineNo">162</span> view.odata = orig.getBuffer();<a name="line.162"></a> |
| <span class="sourceLineNo">163</span> view.offset = orig.getOffset();<a name="line.163"></a> |
| <span class="sourceLineNo">164</span> view.base = orig instanceof AbstractDataset ? ((AbstractDataset) orig).base : null;<a name="line.164"></a> |
| <span class="sourceLineNo">165</span><a name="line.165"></a> |
| <span class="sourceLineNo">166</span> if (clone) {<a name="line.166"></a> |
| <span class="sourceLineNo">167</span> view.shape = orig.getShape();<a name="line.167"></a> |
| <span class="sourceLineNo">168</span> view.stride = orig instanceof AbstractDataset && ((AbstractDataset) orig).stride != null ?<a name="line.168"></a> |
| <span class="sourceLineNo">169</span> ((AbstractDataset) orig).stride.clone() : null;<a name="line.169"></a> |
| <span class="sourceLineNo">170</span> } else {<a name="line.170"></a> |
| <span class="sourceLineNo">171</span> view.shape = orig.getShapeRef();<a name="line.171"></a> |
| <span class="sourceLineNo">172</span> view.stride = orig instanceof AbstractDataset ? ((AbstractDataset) orig).stride : null;<a name="line.172"></a> |
| <span class="sourceLineNo">173</span> }<a name="line.173"></a> |
| <span class="sourceLineNo">174</span><a name="line.174"></a> |
| <span class="sourceLineNo">175</span> view.metadata = getMetadataMap(orig, cloneMetadata);<a name="line.175"></a> |
| <span class="sourceLineNo">176</span> int odtype = orig.getDType();<a name="line.176"></a> |
| <span class="sourceLineNo">177</span> int vdtype = view.getDType();<a name="line.177"></a> |
| <span class="sourceLineNo">178</span> if (odtype != vdtype) {<a name="line.178"></a> |
| <span class="sourceLineNo">179</span> view.setDirty();<a name="line.179"></a> |
| <span class="sourceLineNo">180</span> }<a name="line.180"></a> |
| <span class="sourceLineNo">181</span> }<a name="line.181"></a> |
| <span class="sourceLineNo">182</span><a name="line.182"></a> |
| <span class="sourceLineNo">183</span> /**<a name="line.183"></a> |
| <span class="sourceLineNo">184</span> * @since 2.0<a name="line.184"></a> |
| <span class="sourceLineNo">185</span> */<a name="line.185"></a> |
| <span class="sourceLineNo">186</span> protected static ConcurrentMap<Class<? extends MetadataType>, List<MetadataType>> getMetadataMap(Dataset a, boolean clone) {<a name="line.186"></a> |
| <span class="sourceLineNo">187</span> if (a == null)<a name="line.187"></a> |
| <span class="sourceLineNo">188</span> return null;<a name="line.188"></a> |
| <span class="sourceLineNo">189</span><a name="line.189"></a> |
| <span class="sourceLineNo">190</span> List<MetadataType> all = null;<a name="line.190"></a> |
| <span class="sourceLineNo">191</span> try {<a name="line.191"></a> |
| <span class="sourceLineNo">192</span> all = a.getMetadata(null);<a name="line.192"></a> |
| <span class="sourceLineNo">193</span> } catch (Exception e) {<a name="line.193"></a> |
| <span class="sourceLineNo">194</span> }<a name="line.194"></a> |
| <span class="sourceLineNo">195</span> if (all == null)<a name="line.195"></a> |
| <span class="sourceLineNo">196</span> return null;<a name="line.196"></a> |
| <span class="sourceLineNo">197</span><a name="line.197"></a> |
| <span class="sourceLineNo">198</span> ConcurrentMap<Class<? extends MetadataType>, List<MetadataType>> map = new ConcurrentHashMap<Class<? extends MetadataType>, List<MetadataType>>();<a name="line.198"></a> |
| <span class="sourceLineNo">199</span><a name="line.199"></a> |
| <span class="sourceLineNo">200</span> for (MetadataType m : all) {<a name="line.200"></a> |
| <span class="sourceLineNo">201</span> if (m == null) {<a name="line.201"></a> |
| <span class="sourceLineNo">202</span> continue;<a name="line.202"></a> |
| <span class="sourceLineNo">203</span> }<a name="line.203"></a> |
| <span class="sourceLineNo">204</span> Class<? extends MetadataType> c = findMetadataTypeSubInterfaces(m.getClass());<a name="line.204"></a> |
| <span class="sourceLineNo">205</span> List<MetadataType> l = map.get(c);<a name="line.205"></a> |
| <span class="sourceLineNo">206</span> if (l == null) {<a name="line.206"></a> |
| <span class="sourceLineNo">207</span> l = new ArrayList<MetadataType>();<a name="line.207"></a> |
| <span class="sourceLineNo">208</span> map.put(c, l);<a name="line.208"></a> |
| <span class="sourceLineNo">209</span> }<a name="line.209"></a> |
| <span class="sourceLineNo">210</span> if (clone)<a name="line.210"></a> |
| <span class="sourceLineNo">211</span> m = m.clone();<a name="line.211"></a> |
| <span class="sourceLineNo">212</span> l.add(m);<a name="line.212"></a> |
| <span class="sourceLineNo">213</span> }<a name="line.213"></a> |
| <span class="sourceLineNo">214</span> return map;<a name="line.214"></a> |
| <span class="sourceLineNo">215</span> }<a name="line.215"></a> |
| <span class="sourceLineNo">216</span><a name="line.216"></a> |
| <span class="sourceLineNo">217</span> @Override<a name="line.217"></a> |
| <span class="sourceLineNo">218</span> public IntegerDataset getIndices() {<a name="line.218"></a> |
| <span class="sourceLineNo">219</span> final IntegerDataset ret = DatasetUtils.indices(shape);<a name="line.219"></a> |
| <span class="sourceLineNo">220</span> if (getName() != null) {<a name="line.220"></a> |
| <span class="sourceLineNo">221</span> ret.setName("Indices of " + getName());<a name="line.221"></a> |
| <span class="sourceLineNo">222</span> }<a name="line.222"></a> |
| <span class="sourceLineNo">223</span> return ret;<a name="line.223"></a> |
| <span class="sourceLineNo">224</span> }<a name="line.224"></a> |
| <span class="sourceLineNo">225</span><a name="line.225"></a> |
| <span class="sourceLineNo">226</span> @Override<a name="line.226"></a> |
| <span class="sourceLineNo">227</span> public Dataset getTransposedView(int... axes) {<a name="line.227"></a> |
| <span class="sourceLineNo">228</span> axes = checkPermutatedAxes(shape, axes);<a name="line.228"></a> |
| <span class="sourceLineNo">229</span><a name="line.229"></a> |
| <span class="sourceLineNo">230</span> AbstractDataset t = getView(true);<a name="line.230"></a> |
| <span class="sourceLineNo">231</span> if (axes == null || getRank() == 1)<a name="line.231"></a> |
| <span class="sourceLineNo">232</span> return t;<a name="line.232"></a> |
| <span class="sourceLineNo">233</span><a name="line.233"></a> |
| <span class="sourceLineNo">234</span> int rank = shape.length;<a name="line.234"></a> |
| <span class="sourceLineNo">235</span> int[] tstride = new int[rank];<a name="line.235"></a> |
| <span class="sourceLineNo">236</span> int[] toffset = new int[1];<a name="line.236"></a> |
| <span class="sourceLineNo">237</span> int[] nshape = createStrides(new SliceND(shape), this, tstride, toffset);<a name="line.237"></a> |
| <span class="sourceLineNo">238</span> int[] nstride = new int[rank];<a name="line.238"></a> |
| <span class="sourceLineNo">239</span> for (int i = 0; i < rank; i++) {<a name="line.239"></a> |
| <span class="sourceLineNo">240</span> final int ax = axes[i];<a name="line.240"></a> |
| <span class="sourceLineNo">241</span> nstride[i] = tstride[ax];<a name="line.241"></a> |
| <span class="sourceLineNo">242</span> nshape[i] = shape[ax];<a name="line.242"></a> |
| <span class="sourceLineNo">243</span> }<a name="line.243"></a> |
| <span class="sourceLineNo">244</span> t.shape = nshape;<a name="line.244"></a> |
| <span class="sourceLineNo">245</span> t.stride = nstride;<a name="line.245"></a> |
| <span class="sourceLineNo">246</span> t.offset = toffset[0];<a name="line.246"></a> |
| <span class="sourceLineNo">247</span> t.base = this;<a name="line.247"></a> |
| <span class="sourceLineNo">248</span> t.setDirty();<a name="line.248"></a> |
| <span class="sourceLineNo">249</span> t.transposeMetadata(axes);<a name="line.249"></a> |
| <span class="sourceLineNo">250</span> return t;<a name="line.250"></a> |
| <span class="sourceLineNo">251</span> }<a name="line.251"></a> |
| <span class="sourceLineNo">252</span><a name="line.252"></a> |
| <span class="sourceLineNo">253</span> @Override<a name="line.253"></a> |
| <span class="sourceLineNo">254</span> public Dataset transpose(int... axes) {<a name="line.254"></a> |
| <span class="sourceLineNo">255</span> Dataset t = getTransposedView(axes);<a name="line.255"></a> |
| <span class="sourceLineNo">256</span> return t == null ? clone() : t.clone();<a name="line.256"></a> |
| <span class="sourceLineNo">257</span> }<a name="line.257"></a> |
| <span class="sourceLineNo">258</span><a name="line.258"></a> |
| <span class="sourceLineNo">259</span> @Override<a name="line.259"></a> |
| <span class="sourceLineNo">260</span> public Dataset swapAxes(int axis1, int axis2) {<a name="line.260"></a> |
| <span class="sourceLineNo">261</span> int rank = shape.length;<a name="line.261"></a> |
| <span class="sourceLineNo">262</span> if (axis1 < 0)<a name="line.262"></a> |
| <span class="sourceLineNo">263</span> axis1 += rank;<a name="line.263"></a> |
| <span class="sourceLineNo">264</span> if (axis2 < 0)<a name="line.264"></a> |
| <span class="sourceLineNo">265</span> axis2 += rank;<a name="line.265"></a> |
| <span class="sourceLineNo">266</span><a name="line.266"></a> |
| <span class="sourceLineNo">267</span> if (axis1 < 0 || axis2 < 0 || axis1 >= rank || axis2 >= rank) {<a name="line.267"></a> |
| <span class="sourceLineNo">268</span> logger.error("Axis value invalid - out of range");<a name="line.268"></a> |
| <span class="sourceLineNo">269</span> throw new IllegalArgumentException("Axis value invalid - out of range");<a name="line.269"></a> |
| <span class="sourceLineNo">270</span> }<a name="line.270"></a> |
| <span class="sourceLineNo">271</span><a name="line.271"></a> |
| <span class="sourceLineNo">272</span> if (rank == 1 || axis1 == axis2) {<a name="line.272"></a> |
| <span class="sourceLineNo">273</span> return this;<a name="line.273"></a> |
| <span class="sourceLineNo">274</span> }<a name="line.274"></a> |
| <span class="sourceLineNo">275</span><a name="line.275"></a> |
| <span class="sourceLineNo">276</span> int[] axes = new int[rank];<a name="line.276"></a> |
| <span class="sourceLineNo">277</span> for (int i = 0; i < rank; i++) {<a name="line.277"></a> |
| <span class="sourceLineNo">278</span> axes[i] = i;<a name="line.278"></a> |
| <span class="sourceLineNo">279</span> } <a name="line.279"></a> |
| <span class="sourceLineNo">280</span><a name="line.280"></a> |
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| <span class="sourceLineNo">282</span> axes[axis2] = axis1;<a name="line.282"></a> |
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| <span class="sourceLineNo">284</span> }<a name="line.284"></a> |
| <span class="sourceLineNo">285</span><a name="line.285"></a> |
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| <span class="sourceLineNo">288</span> return true;<a name="line.288"></a> |
| <span class="sourceLineNo">289</span><a name="line.289"></a> |
| <span class="sourceLineNo">290</span> if (offset != 0)<a name="line.290"></a> |
| <span class="sourceLineNo">291</span> return false;<a name="line.291"></a> |
| <span class="sourceLineNo">292</span><a name="line.292"></a> |
| <span class="sourceLineNo">293</span> int s = getElementsPerItem();<a name="line.293"></a> |
| <span class="sourceLineNo">294</span> for (int j = getRank() - 1; j >= 0; j--) {<a name="line.294"></a> |
| <span class="sourceLineNo">295</span> if (stride[j] != s) {<a name="line.295"></a> |
| <span class="sourceLineNo">296</span> return false;<a name="line.296"></a> |
| <span class="sourceLineNo">297</span> }<a name="line.297"></a> |
| <span class="sourceLineNo">298</span> s *= shape[j];<a name="line.298"></a> |
| <span class="sourceLineNo">299</span> }<a name="line.299"></a> |
| <span class="sourceLineNo">300</span><a name="line.300"></a> |
| <span class="sourceLineNo">301</span> return true;<a name="line.301"></a> |
| <span class="sourceLineNo">302</span> }<a name="line.302"></a> |
| <span class="sourceLineNo">303</span><a name="line.303"></a> |
| <span class="sourceLineNo">304</span> @Override<a name="line.304"></a> |
| <span class="sourceLineNo">305</span> public Dataset flatten() {<a name="line.305"></a> |
| <span class="sourceLineNo">306</span> if (!isContiguous()) { // need to make a copy if not contiguous<a name="line.306"></a> |
| <span class="sourceLineNo">307</span> return clone().flatten();<a name="line.307"></a> |
| <span class="sourceLineNo">308</span> }<a name="line.308"></a> |
| <span class="sourceLineNo">309</span> return reshape(size);<a name="line.309"></a> |
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| <span class="sourceLineNo">311</span><a name="line.311"></a> |
| <span class="sourceLineNo">312</span> /**<a name="line.312"></a> |
| <span class="sourceLineNo">313</span> * Fill dataset from object at depth dimension<a name="line.313"></a> |
| <span class="sourceLineNo">314</span> * @param obj<a name="line.314"></a> |
| <span class="sourceLineNo">315</span> * @param depth<a name="line.315"></a> |
| <span class="sourceLineNo">316</span> * @param pos position<a name="line.316"></a> |
| <span class="sourceLineNo">317</span> */<a name="line.317"></a> |
| <span class="sourceLineNo">318</span> protected void fillData(Object obj, final int depth, final int[] pos) {<a name="line.318"></a> |
| <span class="sourceLineNo">319</span> if (obj == null) {<a name="line.319"></a> |
| <span class="sourceLineNo">320</span> int dtype = getDType();<a name="line.320"></a> |
| <span class="sourceLineNo">321</span> if (dtype == FLOAT32)<a name="line.321"></a> |
| <span class="sourceLineNo">322</span> set(Float.NaN, pos);<a name="line.322"></a> |
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| <span class="sourceLineNo">324</span> set(Double.NaN, pos);<a name="line.324"></a> |
| <span class="sourceLineNo">325</span> return;<a name="line.325"></a> |
| <span class="sourceLineNo">326</span> }<a name="line.326"></a> |
| <span class="sourceLineNo">327</span><a name="line.327"></a> |
| <span class="sourceLineNo">328</span> Class<?> clazz = obj.getClass();<a name="line.328"></a> |
| <span class="sourceLineNo">329</span> if (obj instanceof List<?>) {<a name="line.329"></a> |
| <span class="sourceLineNo">330</span> List<?> jl = (List<?>) obj;<a name="line.330"></a> |
| <span class="sourceLineNo">331</span> int l = jl.size();<a name="line.331"></a> |
| <span class="sourceLineNo">332</span> for (int i = 0; i < l; i++) {<a name="line.332"></a> |
| <span class="sourceLineNo">333</span> Object lo = jl.get(i);<a name="line.333"></a> |
| <span class="sourceLineNo">334</span> fillData(lo, depth + 1, pos);<a name="line.334"></a> |
| <span class="sourceLineNo">335</span> pos[depth]++;<a name="line.335"></a> |
| <span class="sourceLineNo">336</span> }<a name="line.336"></a> |
| <span class="sourceLineNo">337</span> pos[depth] = 0;<a name="line.337"></a> |
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| <span class="sourceLineNo">339</span> int l = Array.getLength(obj);<a name="line.339"></a> |
| <span class="sourceLineNo">340</span> if (clazz.equals(odata.getClass())) {<a name="line.340"></a> |
| <span class="sourceLineNo">341</span> System.arraycopy(obj, 0, odata, get1DIndex(pos), l);<a name="line.341"></a> |
| <span class="sourceLineNo">342</span> } else if (clazz.getComponentType().isPrimitive()) {<a name="line.342"></a> |
| <span class="sourceLineNo">343</span> for (int i = 0; i < l; i++) {<a name="line.343"></a> |
| <span class="sourceLineNo">344</span> set(Array.get(obj, i), pos);<a name="line.344"></a> |
| <span class="sourceLineNo">345</span> pos[depth]++;<a name="line.345"></a> |
| <span class="sourceLineNo">346</span> }<a name="line.346"></a> |
| <span class="sourceLineNo">347</span> pos[depth] = 0;<a name="line.347"></a> |
| <span class="sourceLineNo">348</span> } else {<a name="line.348"></a> |
| <span class="sourceLineNo">349</span> for (int i = 0; i < l; i++) {<a name="line.349"></a> |
| <span class="sourceLineNo">350</span> fillData(Array.get(obj, i), depth + 1, pos);<a name="line.350"></a> |
| <span class="sourceLineNo">351</span> pos[depth]++;<a name="line.351"></a> |
| <span class="sourceLineNo">352</span> }<a name="line.352"></a> |
| <span class="sourceLineNo">353</span> pos[depth] = 0;<a name="line.353"></a> |
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| <span class="sourceLineNo">357</span> for (int i = depth; i < a.length; i++)<a name="line.357"></a> |
| <span class="sourceLineNo">358</span> a[i] = true;<a name="line.358"></a> |
| <span class="sourceLineNo">359</span> setSlice(obj, getSliceIteratorFromAxes(pos, a));<a name="line.359"></a> |
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| <span class="sourceLineNo">361</span> set(obj, pos);<a name="line.361"></a> |
| <span class="sourceLineNo">362</span> }<a name="line.362"></a> |
| <span class="sourceLineNo">363</span> }<a name="line.363"></a> |
| <span class="sourceLineNo">364</span><a name="line.364"></a> |
| <span class="sourceLineNo">365</span> @Override<a name="line.365"></a> |
| <span class="sourceLineNo">366</span> public IndexIterator getIterator(final boolean withPosition) {<a name="line.366"></a> |
| <span class="sourceLineNo">367</span> if (stride != null) {<a name="line.367"></a> |
| <span class="sourceLineNo">368</span> return base.getSize() == 1 ? (withPosition ? new PositionIterator(offset, shape) :<a name="line.368"></a> |
| <span class="sourceLineNo">369</span> new SingleItemIterator(offset, size)) : new StrideIterator(shape, stride, offset);<a name="line.369"></a> |
| <span class="sourceLineNo">370</span> }<a name="line.370"></a> |
| <span class="sourceLineNo">371</span> return withPosition ? new ContiguousIteratorWithPosition(shape, size) : new ContiguousIterator(size);<a name="line.371"></a> |
| <span class="sourceLineNo">372</span> }<a name="line.372"></a> |
| <span class="sourceLineNo">373</span><a name="line.373"></a> |
| <span class="sourceLineNo">374</span> @Override<a name="line.374"></a> |
| <span class="sourceLineNo">375</span> public IndexIterator getIterator() {<a name="line.375"></a> |
| <span class="sourceLineNo">376</span> return getIterator(false);<a name="line.376"></a> |
| <span class="sourceLineNo">377</span> }<a name="line.377"></a> |
| <span class="sourceLineNo">378</span><a name="line.378"></a> |
| <span class="sourceLineNo">379</span> @Override<a name="line.379"></a> |
| <span class="sourceLineNo">380</span> public PositionIterator getPositionIterator(final int... axes) {<a name="line.380"></a> |
| <span class="sourceLineNo">381</span> return new PositionIterator(shape, axes);<a name="line.381"></a> |
| <span class="sourceLineNo">382</span> }<a name="line.382"></a> |
| <span class="sourceLineNo">383</span><a name="line.383"></a> |
| <span class="sourceLineNo">384</span> @Override<a name="line.384"></a> |
| <span class="sourceLineNo">385</span> public IndexIterator getSliceIterator(final int[] start, final int[] stop, final int[] step) {<a name="line.385"></a> |
| <span class="sourceLineNo">386</span> return getSliceIterator(new SliceND(shape, start, stop, step));<a name="line.386"></a> |
| <span class="sourceLineNo">387</span> }<a name="line.387"></a> |
| <span class="sourceLineNo">388</span><a name="line.388"></a> |
| <span class="sourceLineNo">389</span> /**<a name="line.389"></a> |
| <span class="sourceLineNo">390</span> * @param slice<a name="line.390"></a> |
| <span class="sourceLineNo">391</span> * @return an slice iterator that operates like an IndexIterator<a name="line.391"></a> |
| <span class="sourceLineNo">392</span> */<a name="line.392"></a> |
| <span class="sourceLineNo">393</span> public IndexIterator getSliceIterator(SliceND slice) {<a name="line.393"></a> |
| <span class="sourceLineNo">394</span> if (ShapeUtils.calcLongSize(slice.getShape()) == 0) {<a name="line.394"></a> |
| <span class="sourceLineNo">395</span> return new NullIterator(shape, slice.getShape());<a name="line.395"></a> |
| <span class="sourceLineNo">396</span> }<a name="line.396"></a> |
| <span class="sourceLineNo">397</span> if (stride != null)<a name="line.397"></a> |
| <span class="sourceLineNo">398</span> return new StrideIterator(getElementsPerItem(), shape, stride, offset, slice);<a name="line.398"></a> |
| <span class="sourceLineNo">399</span><a name="line.399"></a> |
| <span class="sourceLineNo">400</span> return new SliceIterator(shape, size, slice);<a name="line.400"></a> |
| <span class="sourceLineNo">401</span> }<a name="line.401"></a> |
| <span class="sourceLineNo">402</span><a name="line.402"></a> |
| <span class="sourceLineNo">403</span> @Override<a name="line.403"></a> |
| <span class="sourceLineNo">404</span> public SliceIterator getSliceIteratorFromAxes(final int[] pos, boolean[] axes) {<a name="line.404"></a> |
| <span class="sourceLineNo">405</span> int rank = shape.length;<a name="line.405"></a> |
| <span class="sourceLineNo">406</span> int[] start;<a name="line.406"></a> |
| <span class="sourceLineNo">407</span> int[] stop = new int[rank];<a name="line.407"></a> |
| <span class="sourceLineNo">408</span> int[] step = new int[rank];<a name="line.408"></a> |
| <span class="sourceLineNo">409</span><a name="line.409"></a> |
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| <span class="sourceLineNo">411</span> start = new int[rank];<a name="line.411"></a> |
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| <span class="sourceLineNo">413</span> start = pos.clone();<a name="line.413"></a> |
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| <span class="sourceLineNo">416</span> }<a name="line.416"></a> |
| <span class="sourceLineNo">417</span> if (axes == null) {<a name="line.417"></a> |
| <span class="sourceLineNo">418</span> axes = new boolean[rank];<a name="line.418"></a> |
| <span class="sourceLineNo">419</span> Arrays.fill(axes, true);<a name="line.419"></a> |
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| <span class="sourceLineNo">421</span> throw new IllegalArgumentException("axes array length is not equal to rank of dataset");<a name="line.421"></a> |
| <span class="sourceLineNo">422</span> }<a name="line.422"></a> |
| <span class="sourceLineNo">423</span><a name="line.423"></a> |
| <span class="sourceLineNo">424</span> for (int i = 0; i < rank; i++) {<a name="line.424"></a> |
| <span class="sourceLineNo">425</span> if (axes[i]) {<a name="line.425"></a> |
| <span class="sourceLineNo">426</span> stop[i] = shape[i];<a name="line.426"></a> |
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| <span class="sourceLineNo">430</span> step[i] = 1;<a name="line.430"></a> |
| <span class="sourceLineNo">431</span> }<a name="line.431"></a> |
| <span class="sourceLineNo">432</span> return (SliceIterator) getSliceIterator(start, stop, step);<a name="line.432"></a> |
| <span class="sourceLineNo">433</span> }<a name="line.433"></a> |
| <span class="sourceLineNo">434</span><a name="line.434"></a> |
| <span class="sourceLineNo">435</span> @Override<a name="line.435"></a> |
| <span class="sourceLineNo">436</span> public BooleanIterator getBooleanIterator(Dataset choice) {<a name="line.436"></a> |
| <span class="sourceLineNo">437</span> return getBooleanIterator(choice, true);<a name="line.437"></a> |
| <span class="sourceLineNo">438</span> }<a name="line.438"></a> |
| <span class="sourceLineNo">439</span><a name="line.439"></a> |
| <span class="sourceLineNo">440</span> @Override<a name="line.440"></a> |
| <span class="sourceLineNo">441</span> public BooleanIterator getBooleanIterator(Dataset choice, boolean value) {<a name="line.441"></a> |
| <span class="sourceLineNo">442</span> return new BooleanIterator(getIterator(), choice, value);<a name="line.442"></a> |
| <span class="sourceLineNo">443</span> }<a name="line.443"></a> |
| <span class="sourceLineNo">444</span><a name="line.444"></a> |
| <span class="sourceLineNo">445</span> @Override<a name="line.445"></a> |
| <span class="sourceLineNo">446</span> public Dataset getByBoolean(Dataset selection) {<a name="line.446"></a> |
| <span class="sourceLineNo">447</span> checkCompatibility(selection);<a name="line.447"></a> |
| <span class="sourceLineNo">448</span><a name="line.448"></a> |
| <span class="sourceLineNo">449</span> final int length = ((Number) selection.sum()).intValue();<a name="line.449"></a> |
| <span class="sourceLineNo">450</span> final int is = getElementsPerItem();<a name="line.450"></a> |
| <span class="sourceLineNo">451</span> @SuppressWarnings("deprecation")<a name="line.451"></a> |
| <span class="sourceLineNo">452</span> Dataset r = DatasetFactory.zeros(is, new int[] { length }, getDType());<a name="line.452"></a> |
| <span class="sourceLineNo">453</span> BooleanIterator biter = getBooleanIterator(selection);<a name="line.453"></a> |
| <span class="sourceLineNo">454</span><a name="line.454"></a> |
| <span class="sourceLineNo">455</span> int i = 0;<a name="line.455"></a> |
| <span class="sourceLineNo">456</span> while (biter.hasNext()) {<a name="line.456"></a> |
| <span class="sourceLineNo">457</span> r.setObjectAbs(i, getObjectAbs(biter.index));<a name="line.457"></a> |
| <span class="sourceLineNo">458</span> i += is;<a name="line.458"></a> |
| <span class="sourceLineNo">459</span> }<a name="line.459"></a> |
| <span class="sourceLineNo">460</span> return r;<a name="line.460"></a> |
| <span class="sourceLineNo">461</span> }<a name="line.461"></a> |
| <span class="sourceLineNo">462</span><a name="line.462"></a> |
| <span class="sourceLineNo">463</span> @Override<a name="line.463"></a> |
| <span class="sourceLineNo">464</span> public Dataset getBy1DIndex(IntegerDataset index) {<a name="line.464"></a> |
| <span class="sourceLineNo">465</span> final int is = getElementsPerItem();<a name="line.465"></a> |
| <span class="sourceLineNo">466</span> @SuppressWarnings("deprecation")<a name="line.466"></a> |
| <span class="sourceLineNo">467</span> final Dataset r = DatasetFactory.zeros(is, index.getShape(), getDType());<a name="line.467"></a> |
| <span class="sourceLineNo">468</span> final IntegerIterator iter = new IntegerIterator(index, size, is);<a name="line.468"></a> |
| <span class="sourceLineNo">469</span><a name="line.469"></a> |
| <span class="sourceLineNo">470</span> int i = 0;<a name="line.470"></a> |
| <span class="sourceLineNo">471</span> while (iter.hasNext()) {<a name="line.471"></a> |
| <span class="sourceLineNo">472</span> r.setObjectAbs(i, getObjectAbs(iter.index));<a name="line.472"></a> |
| <span class="sourceLineNo">473</span> i += is;<a name="line.473"></a> |
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| <span class="sourceLineNo">477</span><a name="line.477"></a> |
| <span class="sourceLineNo">478</span> @Override<a name="line.478"></a> |
| <span class="sourceLineNo">479</span> public Dataset getByIndexes(final Object... indexes) {<a name="line.479"></a> |
| <span class="sourceLineNo">480</span> final IntegersIterator iter = new IntegersIterator(shape, indexes);<a name="line.480"></a> |
| <span class="sourceLineNo">481</span> final int is = getElementsPerItem();<a name="line.481"></a> |
| <span class="sourceLineNo">482</span> @SuppressWarnings("deprecation")<a name="line.482"></a> |
| <span class="sourceLineNo">483</span> final Dataset r = DatasetFactory.zeros(is, iter.getShape(), getDType());<a name="line.483"></a> |
| <span class="sourceLineNo">484</span><a name="line.484"></a> |
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| <span class="sourceLineNo">486</span> int i = 0;<a name="line.486"></a> |
| <span class="sourceLineNo">487</span> while (iter.hasNext()) {<a name="line.487"></a> |
| <span class="sourceLineNo">488</span> r.setObjectAbs(i, getObject(pos));<a name="line.488"></a> |
| <span class="sourceLineNo">489</span> i += is;<a name="line.489"></a> |
| <span class="sourceLineNo">490</span> }<a name="line.490"></a> |
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| <span class="sourceLineNo">492</span> }<a name="line.492"></a> |
| <span class="sourceLineNo">493</span><a name="line.493"></a> |
| <span class="sourceLineNo">494</span> @Override<a name="line.494"></a> |
| <span class="sourceLineNo">495</span> public Class<?> getElementClass() {<a name="line.495"></a> |
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| <span class="sourceLineNo">498</span><a name="line.498"></a> |
| <span class="sourceLineNo">499</span> @Override<a name="line.499"></a> |
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| <span class="sourceLineNo">501</span> Class<?> cls = getElementClass();<a name="line.501"></a> |
| <span class="sourceLineNo">502</span> return cls == Float.class || cls == Double.class;<a name="line.502"></a> |
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| <span class="sourceLineNo">504</span><a name="line.504"></a> |
| <span class="sourceLineNo">505</span> @Override<a name="line.505"></a> |
| <span class="sourceLineNo">506</span> public int getElementsPerItem() {<a name="line.506"></a> |
| <span class="sourceLineNo">507</span> return DTypeUtils.getElementsPerItem(getDType());<a name="line.507"></a> |
| <span class="sourceLineNo">508</span> }<a name="line.508"></a> |
| <span class="sourceLineNo">509</span><a name="line.509"></a> |
| <span class="sourceLineNo">510</span> @Override<a name="line.510"></a> |
| <span class="sourceLineNo">511</span> public int getItemBytes() {<a name="line.511"></a> |
| <span class="sourceLineNo">512</span> return DTypeUtils.getItemBytes(getDType(), getElementsPerItem());<a name="line.512"></a> |
| <span class="sourceLineNo">513</span> }<a name="line.513"></a> |
| <span class="sourceLineNo">514</span><a name="line.514"></a> |
| <span class="sourceLineNo">515</span> @Override<a name="line.515"></a> |
| <span class="sourceLineNo">516</span> public String getName() {<a name="line.516"></a> |
| <span class="sourceLineNo">517</span> return name;<a name="line.517"></a> |
| <span class="sourceLineNo">518</span> }<a name="line.518"></a> |
| <span class="sourceLineNo">519</span><a name="line.519"></a> |
| <span class="sourceLineNo">520</span> @Override<a name="line.520"></a> |
| <span class="sourceLineNo">521</span> public void setName(final String name) {<a name="line.521"></a> |
| <span class="sourceLineNo">522</span> this.name = name;<a name="line.522"></a> |
| <span class="sourceLineNo">523</span> }<a name="line.523"></a> |
| <span class="sourceLineNo">524</span><a name="line.524"></a> |
| <span class="sourceLineNo">525</span> @Override<a name="line.525"></a> |
| <span class="sourceLineNo">526</span> public int getSize() {<a name="line.526"></a> |
| <span class="sourceLineNo">527</span> return size;<a name="line.527"></a> |
| <span class="sourceLineNo">528</span> }<a name="line.528"></a> |
| <span class="sourceLineNo">529</span><a name="line.529"></a> |
| <span class="sourceLineNo">530</span> @Override<a name="line.530"></a> |
| <span class="sourceLineNo">531</span> public int[] getShape() {<a name="line.531"></a> |
| <span class="sourceLineNo">532</span> // make a copy of the dimensions data, and put that out<a name="line.532"></a> |
| <span class="sourceLineNo">533</span> if (shape == null) {<a name="line.533"></a> |
| <span class="sourceLineNo">534</span> logger.warn("Shape is null!!!");<a name="line.534"></a> |
| <span class="sourceLineNo">535</span> return new int[] {};<a name="line.535"></a> |
| <span class="sourceLineNo">536</span> }<a name="line.536"></a> |
| <span class="sourceLineNo">537</span> return shape.clone();<a name="line.537"></a> |
| <span class="sourceLineNo">538</span> }<a name="line.538"></a> |
| <span class="sourceLineNo">539</span><a name="line.539"></a> |
| <span class="sourceLineNo">540</span> @Override<a name="line.540"></a> |
| <span class="sourceLineNo">541</span> public int getRank() {<a name="line.541"></a> |
| <span class="sourceLineNo">542</span> return shape == null ? 0 : shape.length;<a name="line.542"></a> |
| <span class="sourceLineNo">543</span> }<a name="line.543"></a> |
| <span class="sourceLineNo">544</span><a name="line.544"></a> |
| <span class="sourceLineNo">545</span> @Override<a name="line.545"></a> |
| <span class="sourceLineNo">546</span> public int getNbytes() {<a name="line.546"></a> |
| <span class="sourceLineNo">547</span> return getSize() * getItemBytes();<a name="line.547"></a> |
| <span class="sourceLineNo">548</span> }<a name="line.548"></a> |
| <span class="sourceLineNo">549</span><a name="line.549"></a> |
| <span class="sourceLineNo">550</span> /**<a name="line.550"></a> |
| <span class="sourceLineNo">551</span> * Check for -1 placeholder in shape and replace if necessary<a name="line.551"></a> |
| <span class="sourceLineNo">552</span> * @param shape<a name="line.552"></a> |
| <span class="sourceLineNo">553</span> * @param size<a name="line.553"></a> |
| <span class="sourceLineNo">554</span> */<a name="line.554"></a> |
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| <span class="sourceLineNo">556</span> int rank = shape.length;<a name="line.556"></a> |
| <span class="sourceLineNo">557</span> int found = -1;<a name="line.557"></a> |
| <span class="sourceLineNo">558</span> int nsize = 1;<a name="line.558"></a> |
| <span class="sourceLineNo">559</span> for (int i = 0; i < rank; i++) {<a name="line.559"></a> |
| <span class="sourceLineNo">560</span> int d = shape[i];<a name="line.560"></a> |
| <span class="sourceLineNo">561</span> if (d == -1) {<a name="line.561"></a> |
| <span class="sourceLineNo">562</span> if (found == -1) {<a name="line.562"></a> |
| <span class="sourceLineNo">563</span> found = i;<a name="line.563"></a> |
| <span class="sourceLineNo">564</span> } else {<a name="line.564"></a> |
| <span class="sourceLineNo">565</span> logger.error("Can only have one -1 placeholder in shape");<a name="line.565"></a> |
| <span class="sourceLineNo">566</span> throw new IllegalArgumentException("Can only have one -1 placeholder in shape");<a name="line.566"></a> |
| <span class="sourceLineNo">567</span> }<a name="line.567"></a> |
| <span class="sourceLineNo">568</span> } else {<a name="line.568"></a> |
| <span class="sourceLineNo">569</span> nsize *= d;<a name="line.569"></a> |
| <span class="sourceLineNo">570</span> }<a name="line.570"></a> |
| <span class="sourceLineNo">571</span> }<a name="line.571"></a> |
| <span class="sourceLineNo">572</span> if (found >= 0) {<a name="line.572"></a> |
| <span class="sourceLineNo">573</span> shape[found] = size/nsize;<a name="line.573"></a> |
| <span class="sourceLineNo">574</span> } else if (nsize != size && !(rank == 0 && size == 0)) {<a name="line.574"></a> |
| <span class="sourceLineNo">575</span> logger.error("New shape is not same size as old shape");<a name="line.575"></a> |
| <span class="sourceLineNo">576</span> throw new IllegalArgumentException("New size is not same as the old size. Old size is "+size+" new size is "+nsize+" and shape is "+Arrays.toString(shape));<a name="line.576"></a> |
| <span class="sourceLineNo">577</span> }<a name="line.577"></a> |
| <span class="sourceLineNo">578</span> }<a name="line.578"></a> |
| <span class="sourceLineNo">579</span><a name="line.579"></a> |
| <span class="sourceLineNo">580</span> @Override<a name="line.580"></a> |
| <span class="sourceLineNo">581</span> public void setShape(final int... shape) {<a name="line.581"></a> |
| <span class="sourceLineNo">582</span> int[] nshape = shape.clone();<a name="line.582"></a> |
| <span class="sourceLineNo">583</span> checkShape(nshape, size);<a name="line.583"></a> |
| <span class="sourceLineNo">584</span> if (Arrays.equals(this.shape, nshape)) {<a name="line.584"></a> |
| <span class="sourceLineNo">585</span> return;<a name="line.585"></a> |
| <span class="sourceLineNo">586</span> }<a name="line.586"></a> |
| <span class="sourceLineNo">587</span><a name="line.587"></a> |
| <span class="sourceLineNo">588</span> if (stride != null) {<a name="line.588"></a> |
| <span class="sourceLineNo">589</span> // the only compatible shapes are ones where new dimensions are factors of old dimensions<a name="line.589"></a> |
| <span class="sourceLineNo">590</span> // or are combined adjacent old dimensions <a name="line.590"></a> |
| <span class="sourceLineNo">591</span> int[] oshape = this.shape;<a name="line.591"></a> |
| <span class="sourceLineNo">592</span> int orank = oshape.length;<a name="line.592"></a> |
| <span class="sourceLineNo">593</span> int nrank = nshape.length;<a name="line.593"></a> |
| <span class="sourceLineNo">594</span> int diff = nrank - orank;<a name="line.594"></a> |
| <span class="sourceLineNo">595</span> int[] nstride = new int[nrank];<a name="line.595"></a> |
| <span class="sourceLineNo">596</span> boolean ones = true;<a name="line.596"></a> |
| <span class="sourceLineNo">597</span> // work forwards for broadcasting cases<a name="line.597"></a> |
| <span class="sourceLineNo">598</span> for (int i = 0, j = 0; i < orank || j < nrank;) {<a name="line.598"></a> |
| <span class="sourceLineNo">599</span> if (j >= diff && i < orank && j < nrank && oshape[i] == nshape[j]) {<a name="line.599"></a> |
| <span class="sourceLineNo">600</span> nstride[j++] = stride[i++];<a name="line.600"></a> |
| <span class="sourceLineNo">601</span> } else if (j < nrank && nshape[j] == 1) {<a name="line.601"></a> |
| <span class="sourceLineNo">602</span> nstride[j++] = 0;<a name="line.602"></a> |
| <span class="sourceLineNo">603</span> } else if (i < orank && oshape[i] == 1) {<a name="line.603"></a> |
| <span class="sourceLineNo">604</span> i++;<a name="line.604"></a> |
| <span class="sourceLineNo">605</span> } else {<a name="line.605"></a> |
| <span class="sourceLineNo">606</span> if (j < nrank)<a name="line.606"></a> |
| <span class="sourceLineNo">607</span> j++;<a name="line.607"></a> |
| <span class="sourceLineNo">608</span> if (i < orank)<a name="line.608"></a> |
| <span class="sourceLineNo">609</span> i++;<a name="line.609"></a> |
| <span class="sourceLineNo">610</span> ones = false;<a name="line.610"></a> |
| <span class="sourceLineNo">611</span> }<a name="line.611"></a> |
| <span class="sourceLineNo">612</span> }<a name="line.612"></a> |
| <span class="sourceLineNo">613</span> if (!ones) { // not just ones differ in shapes<a name="line.613"></a> |
| <span class="sourceLineNo">614</span> int[] ostride = stride;<a name="line.614"></a> |
| <span class="sourceLineNo">615</span> int ob = 0;<a name="line.615"></a> |
| <span class="sourceLineNo">616</span> int oe = 1;<a name="line.616"></a> |
| <span class="sourceLineNo">617</span> int nb = 0;<a name="line.617"></a> |
| <span class="sourceLineNo">618</span> int ne = 1;<a name="line.618"></a> |
| <span class="sourceLineNo">619</span> while (ob < orank && nb < nrank) {<a name="line.619"></a> |
| <span class="sourceLineNo">620</span> int ol = oshape[ob];<a name="line.620"></a> |
| <span class="sourceLineNo">621</span> int nl = nshape[nb];<a name="line.621"></a> |
| <span class="sourceLineNo">622</span> <a name="line.622"></a> |
| <span class="sourceLineNo">623</span> if (nl < ol) { // find group of shape dimensions that form common size<a name="line.623"></a> |
| <span class="sourceLineNo">624</span> do { // case where new shape spreads single dimension over several dimensions<a name="line.624"></a> |
| <span class="sourceLineNo">625</span> if (ne == nrank) {<a name="line.625"></a> |
| <span class="sourceLineNo">626</span> break;<a name="line.626"></a> |
| <span class="sourceLineNo">627</span> }<a name="line.627"></a> |
| <span class="sourceLineNo">628</span> nl *= nshape[ne++];<a name="line.628"></a> |
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| <span class="sourceLineNo">630</span> if (nl != ol) {<a name="line.630"></a> |
| <span class="sourceLineNo">631</span> logger.error("Subshape is incompatible with single dimension");<a name="line.631"></a> |
| <span class="sourceLineNo">632</span> throw new IllegalArgumentException("Subshape is incompatible with single dimension");<a name="line.632"></a> |
| <span class="sourceLineNo">633</span> }<a name="line.633"></a> |
| <span class="sourceLineNo">634</span> int on = ne - 1;<a name="line.634"></a> |
| <span class="sourceLineNo">635</span> while (nshape[on] == 1) {<a name="line.635"></a> |
| <span class="sourceLineNo">636</span> on--;<a name="line.636"></a> |
| <span class="sourceLineNo">637</span> }<a name="line.637"></a> |
| <span class="sourceLineNo">638</span><a name="line.638"></a> |
| <span class="sourceLineNo">639</span> nstride[on] = ostride[ob];<a name="line.639"></a> |
| <span class="sourceLineNo">640</span> for (int n = on - 1; n >= nb; n--) {<a name="line.640"></a> |
| <span class="sourceLineNo">641</span> if (nshape[n] == 1)<a name="line.641"></a> |
| <span class="sourceLineNo">642</span> continue;<a name="line.642"></a> |
| <span class="sourceLineNo">643</span><a name="line.643"></a> |
| <span class="sourceLineNo">644</span> nstride[n] = nshape[on] * nstride[on];<a name="line.644"></a> |
| <span class="sourceLineNo">645</span> on = n;<a name="line.645"></a> |
| <span class="sourceLineNo">646</span> }<a name="line.646"></a> |
| <span class="sourceLineNo">647</span> } else if (ol < nl) {<a name="line.647"></a> |
| <span class="sourceLineNo">648</span> do { // case where new shape combines several dimensions into one dimension<a name="line.648"></a> |
| <span class="sourceLineNo">649</span> if (oe == orank) {<a name="line.649"></a> |
| <span class="sourceLineNo">650</span> break;<a name="line.650"></a> |
| <span class="sourceLineNo">651</span> }<a name="line.651"></a> |
| <span class="sourceLineNo">652</span> ol *= oshape[oe++];<a name="line.652"></a> |
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| <span class="sourceLineNo">654</span> if (nl != ol) {<a name="line.654"></a> |
| <span class="sourceLineNo">655</span> logger.error("Single dimension is incompatible with subshape");<a name="line.655"></a> |
| <span class="sourceLineNo">656</span> throw new IllegalArgumentException("Single dimension is incompatible with subshape");<a name="line.656"></a> |
| <span class="sourceLineNo">657</span> }<a name="line.657"></a> |
| <span class="sourceLineNo">658</span><a name="line.658"></a> |
| <span class="sourceLineNo">659</span> int oo = oe - 1;<a name="line.659"></a> |
| <span class="sourceLineNo">660</span> while (oshape[oo] == 1) {<a name="line.660"></a> |
| <span class="sourceLineNo">661</span> oo--;<a name="line.661"></a> |
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| <span class="sourceLineNo">663</span> int os = ostride[oo];<a name="line.663"></a> |
| <span class="sourceLineNo">664</span> for (int o = oo - 1; o >= ob; o--) {<a name="line.664"></a> |
| <span class="sourceLineNo">665</span> if (oshape[o] == 1)<a name="line.665"></a> |
| <span class="sourceLineNo">666</span> continue;<a name="line.666"></a> |
| <span class="sourceLineNo">667</span> if (ostride[o] != oshape[oo] * ostride[oo]) {<a name="line.667"></a> |
| <span class="sourceLineNo">668</span> logger.error("Subshape cannot be a non-contiguous view");<a name="line.668"></a> |
| <span class="sourceLineNo">669</span> throw new IllegalArgumentException("Subshape cannot be a non-contiguous view");<a name="line.669"></a> |
| <span class="sourceLineNo">670</span> }<a name="line.670"></a> |
| <span class="sourceLineNo">671</span> oo = o;<a name="line.671"></a> |
| <span class="sourceLineNo">672</span> }<a name="line.672"></a> |
| <span class="sourceLineNo">673</span> nstride[nb] = os;<a name="line.673"></a> |
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| <span class="sourceLineNo">675</span> nstride[nb] = ostride[ob];<a name="line.675"></a> |
| <span class="sourceLineNo">676</span> }<a name="line.676"></a> |
| <span class="sourceLineNo">677</span><a name="line.677"></a> |
| <span class="sourceLineNo">678</span> ob = oe++;<a name="line.678"></a> |
| <span class="sourceLineNo">679</span> nb = ne++;<a name="line.679"></a> |
| <span class="sourceLineNo">680</span> }<a name="line.680"></a> |
| <span class="sourceLineNo">681</span> }<a name="line.681"></a> |
| <span class="sourceLineNo">682</span> <a name="line.682"></a> |
| <span class="sourceLineNo">683</span> stride = nstride;<a name="line.683"></a> |
| <span class="sourceLineNo">684</span> }<a name="line.684"></a> |
| <span class="sourceLineNo">685</span><a name="line.685"></a> |
| <span class="sourceLineNo">686</span> setDirty();<a name="line.686"></a> |
| <span class="sourceLineNo">687</span> if (this.shape != null) {<a name="line.687"></a> |
| <span class="sourceLineNo">688</span> reshapeMetadata(this.shape, nshape);<a name="line.688"></a> |
| <span class="sourceLineNo">689</span> this.shape = nshape;<a name="line.689"></a> |
| <span class="sourceLineNo">690</span> }<a name="line.690"></a> |
| <span class="sourceLineNo">691</span> }<a name="line.691"></a> |
| <span class="sourceLineNo">692</span><a name="line.692"></a> |
| <span class="sourceLineNo">693</span> @Override<a name="line.693"></a> |
| <span class="sourceLineNo">694</span> public int[] getShapeRef() {<a name="line.694"></a> |
| <span class="sourceLineNo">695</span> return shape;<a name="line.695"></a> |
| <span class="sourceLineNo">696</span> }<a name="line.696"></a> |
| <span class="sourceLineNo">697</span><a name="line.697"></a> |
| <span class="sourceLineNo">698</span> @Override<a name="line.698"></a> |
| <span class="sourceLineNo">699</span> public int getOffset() {<a name="line.699"></a> |
| <span class="sourceLineNo">700</span> return offset;<a name="line.700"></a> |
| <span class="sourceLineNo">701</span> }<a name="line.701"></a> |
| <span class="sourceLineNo">702</span><a name="line.702"></a> |
| <span class="sourceLineNo">703</span> @Override<a name="line.703"></a> |
| <span class="sourceLineNo">704</span> public int[] getStrides() {<a name="line.704"></a> |
| <span class="sourceLineNo">705</span> return stride;<a name="line.705"></a> |
| <span class="sourceLineNo">706</span> }<a name="line.706"></a> |
| <span class="sourceLineNo">707</span><a name="line.707"></a> |
| <span class="sourceLineNo">708</span> @Override<a name="line.708"></a> |
| <span class="sourceLineNo">709</span> public Serializable getBuffer() {<a name="line.709"></a> |
| <span class="sourceLineNo">710</span> return odata;<a name="line.710"></a> |
| <span class="sourceLineNo">711</span> }<a name="line.711"></a> |
| <span class="sourceLineNo">712</span><a name="line.712"></a> |
| <span class="sourceLineNo">713</span> @Override<a name="line.713"></a> |
| <span class="sourceLineNo">714</span> public void overrideInternal(Serializable buffer, int... shape) {<a name="line.714"></a> |
| <span class="sourceLineNo">715</span> if (buffer != null) {<a name="line.715"></a> |
| <span class="sourceLineNo">716</span> odata = buffer;<a name="line.716"></a> |
| <span class="sourceLineNo">717</span> setData();<a name="line.717"></a> |
| <span class="sourceLineNo">718</span> setDirty();<a name="line.718"></a> |
| <span class="sourceLineNo">719</span> }<a name="line.719"></a> |
| <span class="sourceLineNo">720</span> <a name="line.720"></a> |
| <span class="sourceLineNo">721</span> if (shape != null) {<a name="line.721"></a> |
| <span class="sourceLineNo">722</span> this.shape = shape.clone();<a name="line.722"></a> |
| <span class="sourceLineNo">723</span> size = ShapeUtils.calcSize(this.shape);<a name="line.723"></a> |
| <span class="sourceLineNo">724</span> }<a name="line.724"></a> |
| <span class="sourceLineNo">725</span> }<a name="line.725"></a> |
| <span class="sourceLineNo">726</span><a name="line.726"></a> |
| <span class="sourceLineNo">727</span> /**<a name="line.727"></a> |
| <span class="sourceLineNo">728</span> * Create a stride array from dataset<a name="line.728"></a> |
| <span class="sourceLineNo">729</span> * @param a dataset<a name="line.729"></a> |
| <span class="sourceLineNo">730</span> * @param offset output offset<a name="line.730"></a> |
| <span class="sourceLineNo">731</span> * @return new strides<a name="line.731"></a> |
| <span class="sourceLineNo">732</span> */<a name="line.732"></a> |
| <span class="sourceLineNo">733</span> public static int[] createStrides(Dataset a, final int[] offset) {<a name="line.733"></a> |
| <span class="sourceLineNo">734</span> return createStrides(a.getElementsPerItem(), a.getShapeRef(), a.getStrides(), a.getOffset(), offset);<a name="line.734"></a> |
| <span class="sourceLineNo">735</span> }<a name="line.735"></a> |
| <span class="sourceLineNo">736</span><a name="line.736"></a> |
| <span class="sourceLineNo">737</span> /**<a name="line.737"></a> |
| <span class="sourceLineNo">738</span> * Create a stride array from dataset<a name="line.738"></a> |
| <span class="sourceLineNo">739</span> * @param isize<a name="line.739"></a> |
| <span class="sourceLineNo">740</span> * @param shape<a name="line.740"></a> |
| <span class="sourceLineNo">741</span> * @param oStride original stride<a name="line.741"></a> |
| <span class="sourceLineNo">742</span> * @param oOffset original offset (only used if there is an original stride)<a name="line.742"></a> |
| <span class="sourceLineNo">743</span> * @param offset output offset<a name="line.743"></a> |
| <span class="sourceLineNo">744</span> * @return new strides<a name="line.744"></a> |
| <span class="sourceLineNo">745</span> */<a name="line.745"></a> |
| <span class="sourceLineNo">746</span> public static int[] createStrides(final int isize, final int[] shape, final int[] oStride, final int oOffset, final int[] offset) {<a name="line.746"></a> |
| <span class="sourceLineNo">747</span> int rank = shape.length;<a name="line.747"></a> |
| <span class="sourceLineNo">748</span> final int[] stride;<a name="line.748"></a> |
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| <span class="sourceLineNo">750</span> offset[0] = 0;<a name="line.750"></a> |
| <span class="sourceLineNo">751</span> stride = new int[rank];<a name="line.751"></a> |
| <span class="sourceLineNo">752</span> int s = isize;<a name="line.752"></a> |
| <span class="sourceLineNo">753</span> for (int j = rank - 1; j >= 0; j--) {<a name="line.753"></a> |
| <span class="sourceLineNo">754</span> stride[j] = s;<a name="line.754"></a> |
| <span class="sourceLineNo">755</span> s *= shape[j];<a name="line.755"></a> |
| <span class="sourceLineNo">756</span> }<a name="line.756"></a> |
| <span class="sourceLineNo">757</span> } else {<a name="line.757"></a> |
| <span class="sourceLineNo">758</span> offset[0] = oOffset;<a name="line.758"></a> |
| <span class="sourceLineNo">759</span> stride = oStride.clone();<a name="line.759"></a> |
| <span class="sourceLineNo">760</span> }<a name="line.760"></a> |
| <span class="sourceLineNo">761</span> return stride;<a name="line.761"></a> |
| <span class="sourceLineNo">762</span> }<a name="line.762"></a> |
| <span class="sourceLineNo">763</span><a name="line.763"></a> |
| <span class="sourceLineNo">764</span> /**<a name="line.764"></a> |
| <span class="sourceLineNo">765</span> * Create a stride array from slice information and a dataset<a name="line.765"></a> |
| <span class="sourceLineNo">766</span> * @param slice<a name="line.766"></a> |
| <span class="sourceLineNo">767</span> * @param a dataset<a name="line.767"></a> |
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| <span class="sourceLineNo">771</span> */<a name="line.771"></a> |
| <span class="sourceLineNo">772</span> public static int[] createStrides(final SliceND slice, final Dataset a, final int[] stride, final int[] offset) {<a name="line.772"></a> |
| <span class="sourceLineNo">773</span> return createStrides(slice, a.getElementsPerItem(), a.getShapeRef(), a.getStrides(), a.getOffset(), stride, offset);<a name="line.773"></a> |
| <span class="sourceLineNo">774</span> }<a name="line.774"></a> |
| <span class="sourceLineNo">775</span><a name="line.775"></a> |
| <span class="sourceLineNo">776</span> /**<a name="line.776"></a> |
| <span class="sourceLineNo">777</span> * Create a stride array from slice and dataset information<a name="line.777"></a> |
| <span class="sourceLineNo">778</span> * @param slice<a name="line.778"></a> |
| <span class="sourceLineNo">779</span> * @param isize<a name="line.779"></a> |
| <span class="sourceLineNo">780</span> * @param shape<a name="line.780"></a> |
| <span class="sourceLineNo">781</span> * @param oStride original stride<a name="line.781"></a> |
| <span class="sourceLineNo">782</span> * @param oOffset original offset (only used if there is an original stride)<a name="line.782"></a> |
| <span class="sourceLineNo">783</span> * @param stride output stride<a name="line.783"></a> |
| <span class="sourceLineNo">784</span> * @param offset output offset<a name="line.784"></a> |
| <span class="sourceLineNo">785</span> * @return new shape<a name="line.785"></a> |
| <span class="sourceLineNo">786</span> */<a name="line.786"></a> |
| <span class="sourceLineNo">787</span> public static int[] createStrides(final SliceND slice, final int isize, final int[] shape, final int[] oStride, final int oOffset, final int[] stride, final int[] offset) {<a name="line.787"></a> |
| <span class="sourceLineNo">788</span> int[] lstart = slice.getStart();<a name="line.788"></a> |
| <span class="sourceLineNo">789</span> int[] lstep = slice.getStep();<a name="line.789"></a> |
| <span class="sourceLineNo">790</span> int[] newShape = slice.getShape();<a name="line.790"></a> |
| <span class="sourceLineNo">791</span> int rank = shape.length;<a name="line.791"></a> |
| <span class="sourceLineNo">792</span><a name="line.792"></a> |
| <span class="sourceLineNo">793</span> if (oStride == null) {<a name="line.793"></a> |
| <span class="sourceLineNo">794</span> int s = isize;<a name="line.794"></a> |
| <span class="sourceLineNo">795</span> offset[0] = 0;<a name="line.795"></a> |
| <span class="sourceLineNo">796</span> for (int j = rank - 1; j >= 0; j--) {<a name="line.796"></a> |
| <span class="sourceLineNo">797</span> stride[j] = s * lstep[j];<a name="line.797"></a> |
| <span class="sourceLineNo">798</span> offset[0] += s * lstart[j];<a name="line.798"></a> |
| <span class="sourceLineNo">799</span> s *= shape[j];<a name="line.799"></a> |
| <span class="sourceLineNo">800</span> }<a name="line.800"></a> |
| <span class="sourceLineNo">801</span> } else {<a name="line.801"></a> |
| <span class="sourceLineNo">802</span> offset[0] = oOffset;<a name="line.802"></a> |
| <span class="sourceLineNo">803</span> for (int j = 0; j < rank; j++) {<a name="line.803"></a> |
| <span class="sourceLineNo">804</span> int s = oStride[j];<a name="line.804"></a> |
| <span class="sourceLineNo">805</span> stride[j] = lstep[j] * s;<a name="line.805"></a> |
| <span class="sourceLineNo">806</span> offset[0] += lstart[j] * s;<a name="line.806"></a> |
| <span class="sourceLineNo">807</span> }<a name="line.807"></a> |
| <span class="sourceLineNo">808</span> }<a name="line.808"></a> |
| <span class="sourceLineNo">809</span><a name="line.809"></a> |
| <span class="sourceLineNo">810</span> return newShape;<a name="line.810"></a> |
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| <span class="sourceLineNo">812</span><a name="line.812"></a> |
| <span class="sourceLineNo">813</span> @Override<a name="line.813"></a> |
| <span class="sourceLineNo">814</span> public Dataset getBroadcastView(int... broadcastShape) {<a name="line.814"></a> |
| <span class="sourceLineNo">815</span> AbstractDataset view = getView(true);<a name="line.815"></a> |
| <span class="sourceLineNo">816</span> <a name="line.816"></a> |
| <span class="sourceLineNo">817</span> if (!Arrays.equals(shape, broadcastShape)) {<a name="line.817"></a> |
| <span class="sourceLineNo">818</span> List<int[]> nShapes = BroadcastUtils.broadcastShapesToMax(broadcastShape, shape);<a name="line.818"></a> |
| <span class="sourceLineNo">819</span> view.setShape(nShapes.get(0));<a name="line.819"></a> |
| <span class="sourceLineNo">820</span> view.stride = BroadcastUtils.createBroadcastStrides(view, broadcastShape);<a name="line.820"></a> |
| <span class="sourceLineNo">821</span> view.base = this;<a name="line.821"></a> |
| <span class="sourceLineNo">822</span> view.shape = broadcastShape.clone();<a name="line.822"></a> |
| <span class="sourceLineNo">823</span> view.size = ShapeUtils.calcSize(broadcastShape);<a name="line.823"></a> |
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| <span class="sourceLineNo">825</span> view.name = "Broadcast from " + Arrays.toString(shape);<a name="line.825"></a> |
| <span class="sourceLineNo">826</span> } else {<a name="line.826"></a> |
| <span class="sourceLineNo">827</span> view.name = "Broadcast of " + view.name + " from " + Arrays.toString(shape);<a name="line.827"></a> |
| <span class="sourceLineNo">828</span> }<a name="line.828"></a> |
| <span class="sourceLineNo">829</span> }<a name="line.829"></a> |
| <span class="sourceLineNo">830</span> return view;<a name="line.830"></a> |
| <span class="sourceLineNo">831</span> }<a name="line.831"></a> |
| <span class="sourceLineNo">832</span><a name="line.832"></a> |
| <span class="sourceLineNo">833</span> @Override<a name="line.833"></a> |
| <span class="sourceLineNo">834</span> public Dataset getSliceView(final int[] start, final int[] stop, final int[] step) {<a name="line.834"></a> |
| <span class="sourceLineNo">835</span> return getSliceView(new SliceND(shape, start, stop, step));<a name="line.835"></a> |
| <span class="sourceLineNo">836</span> }<a name="line.836"></a> |
| <span class="sourceLineNo">837</span><a name="line.837"></a> |
| <span class="sourceLineNo">838</span> @Override<a name="line.838"></a> |
| <span class="sourceLineNo">839</span> public Dataset getSliceView(Slice... slice) {<a name="line.839"></a> |
| <span class="sourceLineNo">840</span> if (slice == null || slice.length == 0) {<a name="line.840"></a> |
| <span class="sourceLineNo">841</span> return getView(true);<a name="line.841"></a> |
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| <span class="sourceLineNo">843</span><a name="line.843"></a> |
| <span class="sourceLineNo">844</span> return getSliceView(new SliceND(shape, slice));<a name="line.844"></a> |
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| <span class="sourceLineNo">846</span><a name="line.846"></a> |
| <span class="sourceLineNo">847</span> /**<a name="line.847"></a> |
| <span class="sourceLineNo">848</span> * Get a slice of the dataset. The returned dataset is a view on a selection of items<a name="line.848"></a> |
| <span class="sourceLineNo">849</span> * @param slice<a name="line.849"></a> |
| <span class="sourceLineNo">850</span> * @return slice view<a name="line.850"></a> |
| <span class="sourceLineNo">851</span> */<a name="line.851"></a> |
| <span class="sourceLineNo">852</span> @Override<a name="line.852"></a> |
| <span class="sourceLineNo">853</span> public Dataset getSliceView(SliceND slice) {<a name="line.853"></a> |
| <span class="sourceLineNo">854</span> if (slice.isAll()) {<a name="line.854"></a> |
| <span class="sourceLineNo">855</span> return getView(true);<a name="line.855"></a> |
| <span class="sourceLineNo">856</span> }<a name="line.856"></a> |
| <span class="sourceLineNo">857</span><a name="line.857"></a> |
| <span class="sourceLineNo">858</span> final int rank = shape.length;<a name="line.858"></a> |
| <span class="sourceLineNo">859</span> int[] sStride = new int[rank];<a name="line.859"></a> |
| <span class="sourceLineNo">860</span> int[] sOffset = new int[1];<a name="line.860"></a> |
| <span class="sourceLineNo">861</span><a name="line.861"></a> |
| <span class="sourceLineNo">862</span> int[] sShape = createStrides(slice, this, sStride, sOffset);<a name="line.862"></a> |
| <span class="sourceLineNo">863</span> <a name="line.863"></a> |
| <span class="sourceLineNo">864</span> AbstractDataset s = getView(false);<a name="line.864"></a> |
| <span class="sourceLineNo">865</span> s.shape = sShape;<a name="line.865"></a> |
| <span class="sourceLineNo">866</span> s.size = ShapeUtils.calcSize(sShape);<a name="line.866"></a> |
| <span class="sourceLineNo">867</span> s.stride = sStride;<a name="line.867"></a> |
| <span class="sourceLineNo">868</span> s.offset = sOffset[0];<a name="line.868"></a> |
| <span class="sourceLineNo">869</span> s.base = this;<a name="line.869"></a> |
| <span class="sourceLineNo">870</span><a name="line.870"></a> |
| <span class="sourceLineNo">871</span> s.metadata = copyMetadata();<a name="line.871"></a> |
| <span class="sourceLineNo">872</span> s.sliceMetadata(true, slice);<a name="line.872"></a> |
| <span class="sourceLineNo">873</span><a name="line.873"></a> |
| <span class="sourceLineNo">874</span> s.setDirty();<a name="line.874"></a> |
| <span class="sourceLineNo">875</span> s.setName(name + BLOCK_OPEN + slice + BLOCK_CLOSE);<a name="line.875"></a> |
| <span class="sourceLineNo">876</span><a name="line.876"></a> |
| <span class="sourceLineNo">877</span> return s;<a name="line.877"></a> |
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| <span class="sourceLineNo">879</span><a name="line.879"></a> |
| <span class="sourceLineNo">880</span> /**<a name="line.880"></a> |
| <span class="sourceLineNo">881</span> * Get flattened view index of given position <a name="line.881"></a> |
| <span class="sourceLineNo">882</span> * @param pos<a name="line.882"></a> |
| <span class="sourceLineNo">883</span> * the integer array specifying the n-D position<a name="line.883"></a> |
| <span class="sourceLineNo">884</span> * @return the index on the flattened dataset<a name="line.884"></a> |
| <span class="sourceLineNo">885</span> */<a name="line.885"></a> |
| <span class="sourceLineNo">886</span> private int getFlat1DIndex(final int[] pos) {<a name="line.886"></a> |
| <span class="sourceLineNo">887</span> final int imax = pos.length;<a name="line.887"></a> |
| <span class="sourceLineNo">888</span> if (imax == 0) {<a name="line.888"></a> |
| <span class="sourceLineNo">889</span> return 0;<a name="line.889"></a> |
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| <span class="sourceLineNo">891</span><a name="line.891"></a> |
| <span class="sourceLineNo">892</span> return get1DIndexFromShape(pos);<a name="line.892"></a> |
| <span class="sourceLineNo">893</span> }<a name="line.893"></a> |
| <span class="sourceLineNo">894</span><a name="line.894"></a> |
| <span class="sourceLineNo">895</span> /**<a name="line.895"></a> |
| <span class="sourceLineNo">896</span> * @since 2.0<a name="line.896"></a> |
| <span class="sourceLineNo">897</span> */<a name="line.897"></a> |
| <span class="sourceLineNo">898</span> protected int getFirst1DIndex() {<a name="line.898"></a> |
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| <span class="sourceLineNo">900</span> throw new IllegalArgumentException("Cannot find an index from a null shape");<a name="line.900"></a> |
| <span class="sourceLineNo">901</span> }<a name="line.901"></a> |
| <span class="sourceLineNo">902</span> return stride == null ? 0 : offset;<a name="line.902"></a> |
| <span class="sourceLineNo">903</span> }<a name="line.903"></a> |
| <span class="sourceLineNo">904</span><a name="line.904"></a> |
| <span class="sourceLineNo">905</span> @Override<a name="line.905"></a> |
| <span class="sourceLineNo">906</span> public int get1DIndex(final int... n) {<a name="line.906"></a> |
| <span class="sourceLineNo">907</span> if (n.length == 0 && shape.length == 0)<a name="line.907"></a> |
| <span class="sourceLineNo">908</span> return offset;<a name="line.908"></a> |
| <span class="sourceLineNo">909</span><a name="line.909"></a> |
| <span class="sourceLineNo">910</span> return stride == null ? get1DIndexFromShape(n) : get1DIndexFromStrides(n);<a name="line.910"></a> |
| <span class="sourceLineNo">911</span> }<a name="line.911"></a> |
| <span class="sourceLineNo">912</span><a name="line.912"></a> |
| <span class="sourceLineNo">913</span> private static void throwAIOOBException(int i, int s, int d) {<a name="line.913"></a> |
| <span class="sourceLineNo">914</span> throw new ArrayIndexOutOfBoundsException("Index (" + i + ") out of range [-" + s + "," + s<a name="line.914"></a> |
| <span class="sourceLineNo">915</span> + "] in dimension " + d);<a name="line.915"></a> |
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| <span class="sourceLineNo">917</span><a name="line.917"></a> |
| <span class="sourceLineNo">918</span> /**<a name="line.918"></a> |
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| <span class="sourceLineNo">921</span> */<a name="line.921"></a> |
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| <span class="sourceLineNo">923</span> if (shape == null) {<a name="line.923"></a> |
| <span class="sourceLineNo">924</span> throw new IllegalArgumentException("Cannot find an index from a null shape");<a name="line.924"></a> |
| <span class="sourceLineNo">925</span> }<a name="line.925"></a> |
| <span class="sourceLineNo">926</span> if (shape.length > 1) {<a name="line.926"></a> |
| <span class="sourceLineNo">927</span> logger.error("This dataset is not 1D but was addressed as such");<a name="line.927"></a> |
| <span class="sourceLineNo">928</span> throw new UnsupportedOperationException("This dataset is not 1D but was addressed as such");<a name="line.928"></a> |
| <span class="sourceLineNo">929</span> }<a name="line.929"></a> |
| <span class="sourceLineNo">930</span> if (i < 0) {<a name="line.930"></a> |
| <span class="sourceLineNo">931</span> i += shape[0];<a name="line.931"></a> |
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| <span class="sourceLineNo">933</span> if (i < 0 || i >= shape[0]) {<a name="line.933"></a> |
| <span class="sourceLineNo">934</span> throwAIOOBException(i, shape[0], 0);<a name="line.934"></a> |
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| <span class="sourceLineNo">936</span> return stride == null ? i : i*stride[0] + offset;<a name="line.936"></a> |
| <span class="sourceLineNo">937</span> }<a name="line.937"></a> |
| <span class="sourceLineNo">938</span><a name="line.938"></a> |
| <span class="sourceLineNo">939</span> /**<a name="line.939"></a> |
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| <span class="sourceLineNo">943</span> */<a name="line.943"></a> |
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| <span class="sourceLineNo">945</span> if (shape == null) {<a name="line.945"></a> |
| <span class="sourceLineNo">946</span> throw new IllegalArgumentException("Cannot find an index from a null shape");<a name="line.946"></a> |
| <span class="sourceLineNo">947</span> }<a name="line.947"></a> |
| <span class="sourceLineNo">948</span> if (shape.length != 2) {<a name="line.948"></a> |
| <span class="sourceLineNo">949</span> logger.error("This dataset is not 2D but was addressed as such");<a name="line.949"></a> |
| <span class="sourceLineNo">950</span> throw new UnsupportedOperationException("This dataset is not 2D but was addressed as such");<a name="line.950"></a> |
| <span class="sourceLineNo">951</span> }<a name="line.951"></a> |
| <span class="sourceLineNo">952</span> if (i < 0) {<a name="line.952"></a> |
| <span class="sourceLineNo">953</span> i += shape[0];<a name="line.953"></a> |
| <span class="sourceLineNo">954</span> }<a name="line.954"></a> |
| <span class="sourceLineNo">955</span> if (i < 0 || i >= shape[0]) {<a name="line.955"></a> |
| <span class="sourceLineNo">956</span> throwAIOOBException(i, shape[0], 0);<a name="line.956"></a> |
| <span class="sourceLineNo">957</span> }<a name="line.957"></a> |
| <span class="sourceLineNo">958</span> if (j < 0) {<a name="line.958"></a> |
| <span class="sourceLineNo">959</span> j += shape[1];<a name="line.959"></a> |
| <span class="sourceLineNo">960</span> }<a name="line.960"></a> |
| <span class="sourceLineNo">961</span> if (j < 0 || j >= shape[1]) {<a name="line.961"></a> |
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| <span class="sourceLineNo">963</span> }<a name="line.963"></a> |
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| <span class="sourceLineNo">965</span> }<a name="line.965"></a> |
| <span class="sourceLineNo">966</span><a name="line.966"></a> |
| <span class="sourceLineNo">967</span> protected int get1DIndexFromShape(final int[] n) {<a name="line.967"></a> |
| <span class="sourceLineNo">968</span> return get1DIndexFromShape(shape, n);<a name="line.968"></a> |
| <span class="sourceLineNo">969</span> }<a name="line.969"></a> |
| <span class="sourceLineNo">970</span><a name="line.970"></a> |
| <span class="sourceLineNo">971</span> protected static int get1DIndexFromShape(final int[] shape, final int[] n) {<a name="line.971"></a> |
| <span class="sourceLineNo">972</span> if (shape == null) {<a name="line.972"></a> |
| <span class="sourceLineNo">973</span> throw new IllegalArgumentException("Cannot find an index from a null shape");<a name="line.973"></a> |
| <span class="sourceLineNo">974</span> }<a name="line.974"></a> |
| <span class="sourceLineNo">975</span> final int rank = shape.length;<a name="line.975"></a> |
| <span class="sourceLineNo">976</span> if (rank != n.length) {<a name="line.976"></a> |
| <span class="sourceLineNo">977</span> String errMsg = String.format("Number of position values must be equal to rank of %d", rank);<a name="line.977"></a> |
| <span class="sourceLineNo">978</span> logger.error(errMsg);<a name="line.978"></a> |
| <span class="sourceLineNo">979</span> throw new IllegalArgumentException(errMsg);<a name="line.979"></a> |
| <span class="sourceLineNo">980</span> }<a name="line.980"></a> |
| <span class="sourceLineNo">981</span> int index = 0;<a name="line.981"></a> |
| <span class="sourceLineNo">982</span> for (int i = 0; i < rank; i++) {<a name="line.982"></a> |
| <span class="sourceLineNo">983</span> final int si = shape[i];<a name="line.983"></a> |
| <span class="sourceLineNo">984</span> int ni = n[i];<a name="line.984"></a> |
| <span class="sourceLineNo">985</span> if (ni < 0) {<a name="line.985"></a> |
| <span class="sourceLineNo">986</span> ni += si;<a name="line.986"></a> |
| <span class="sourceLineNo">987</span> }<a name="line.987"></a> |
| <span class="sourceLineNo">988</span> if (ni < 0 || ni >= si) {<a name="line.988"></a> |
| <span class="sourceLineNo">989</span> throwAIOOBException(ni, si, i);<a name="line.989"></a> |
| <span class="sourceLineNo">990</span> }<a name="line.990"></a> |
| <span class="sourceLineNo">991</span> index = index * si + ni;<a name="line.991"></a> |
| <span class="sourceLineNo">992</span> }<a name="line.992"></a> |
| <span class="sourceLineNo">993</span><a name="line.993"></a> |
| <span class="sourceLineNo">994</span> return index;<a name="line.994"></a> |
| <span class="sourceLineNo">995</span> }<a name="line.995"></a> |
| <span class="sourceLineNo">996</span><a name="line.996"></a> |
| <span class="sourceLineNo">997</span> private int get1DIndexFromStrides(final int[] n) {<a name="line.997"></a> |
| <span class="sourceLineNo">998</span> return get1DIndexFromStrides(shape, stride, offset, n);<a name="line.998"></a> |
| <span class="sourceLineNo">999</span> }<a name="line.999"></a> |
| <span class="sourceLineNo">1000</span><a name="line.1000"></a> |
| <span class="sourceLineNo">1001</span> private static int get1DIndexFromStrides(final int[] shape, final int[] stride, final int offset, final int[] n) {<a name="line.1001"></a> |
| <span class="sourceLineNo">1002</span> if (shape == null) {<a name="line.1002"></a> |
| <span class="sourceLineNo">1003</span> throw new IllegalArgumentException("Cannot find an index from a null shape");<a name="line.1003"></a> |
| <span class="sourceLineNo">1004</span> }<a name="line.1004"></a> |
| <span class="sourceLineNo">1005</span> final int rank = shape.length;<a name="line.1005"></a> |
| <span class="sourceLineNo">1006</span> if (rank != n.length) {<a name="line.1006"></a> |
| <span class="sourceLineNo">1007</span> String errMsg = String.format("Number of position values must be equal to rank of %d", rank);<a name="line.1007"></a> |
| <span class="sourceLineNo">1008</span> logger.error(errMsg);<a name="line.1008"></a> |
| <span class="sourceLineNo">1009</span> throw new IllegalArgumentException(errMsg);<a name="line.1009"></a> |
| <span class="sourceLineNo">1010</span> }<a name="line.1010"></a> |
| <span class="sourceLineNo">1011</span> int index = offset;<a name="line.1011"></a> |
| <span class="sourceLineNo">1012</span> for (int i = 0; i < rank; i++) {<a name="line.1012"></a> |
| <span class="sourceLineNo">1013</span> final int st = stride[i];<a name="line.1013"></a> |
| <span class="sourceLineNo">1014</span> if (st != 0) { // not broadcasted<a name="line.1014"></a> |
| <span class="sourceLineNo">1015</span> final int si = shape[i];<a name="line.1015"></a> |
| <span class="sourceLineNo">1016</span> int ni = n[i];<a name="line.1016"></a> |
| <span class="sourceLineNo">1017</span> if (ni < 0) {<a name="line.1017"></a> |
| <span class="sourceLineNo">1018</span> ni += si;<a name="line.1018"></a> |
| <span class="sourceLineNo">1019</span> }<a name="line.1019"></a> |
| <span class="sourceLineNo">1020</span> if (ni < 0 || ni >= si) {<a name="line.1020"></a> |
| <span class="sourceLineNo">1021</span> throwAIOOBException(ni, si, i);<a name="line.1021"></a> |
| <span class="sourceLineNo">1022</span> }<a name="line.1022"></a> |
| <span class="sourceLineNo">1023</span> index += st * ni;<a name="line.1023"></a> |
| <span class="sourceLineNo">1024</span> }<a name="line.1024"></a> |
| <span class="sourceLineNo">1025</span> }<a name="line.1025"></a> |
| <span class="sourceLineNo">1026</span> return index;<a name="line.1026"></a> |
| <span class="sourceLineNo">1027</span> }<a name="line.1027"></a> |
| <span class="sourceLineNo">1028</span><a name="line.1028"></a> |
| <span class="sourceLineNo">1029</span> @Override<a name="line.1029"></a> |
| <span class="sourceLineNo">1030</span> public int[] getNDPosition(final int n) {<a name="line.1030"></a> |
| <span class="sourceLineNo">1031</span> if (isIndexInRange(n)) {<a name="line.1031"></a> |
| <span class="sourceLineNo">1032</span> throw new IllegalArgumentException("Index provided " + n<a name="line.1032"></a> |
| <span class="sourceLineNo">1033</span> + "is larger then the size of the containing array");<a name="line.1033"></a> |
| <span class="sourceLineNo">1034</span> }<a name="line.1034"></a> |
| <span class="sourceLineNo">1035</span><a name="line.1035"></a> |
| <span class="sourceLineNo">1036</span> return stride == null ? ShapeUtils.getNDPositionFromShape(n, shape) : getNDPositionFromStrides(n);<a name="line.1036"></a> |
| <span class="sourceLineNo">1037</span> }<a name="line.1037"></a> |
| <span class="sourceLineNo">1038</span><a name="line.1038"></a> |
| <span class="sourceLineNo">1039</span> private boolean isIndexInRange(final int n) {<a name="line.1039"></a> |
| <span class="sourceLineNo">1040</span> if (stride == null) {<a name="line.1040"></a> |
| <span class="sourceLineNo">1041</span> return n >= size;<a name="line.1041"></a> |
| <span class="sourceLineNo">1042</span> }<a name="line.1042"></a> |
| <span class="sourceLineNo">1043</span> return n >= getBufferLength();<a name="line.1043"></a> |
| <span class="sourceLineNo">1044</span> }<a name="line.1044"></a> |
| <span class="sourceLineNo">1045</span><a name="line.1045"></a> |
| <span class="sourceLineNo">1046</span> /**<a name="line.1046"></a> |
| <span class="sourceLineNo">1047</span> * @return entire buffer length<a name="line.1047"></a> |
| <span class="sourceLineNo">1048</span> */<a name="line.1048"></a> |
| <span class="sourceLineNo">1049</span> abstract protected int getBufferLength();<a name="line.1049"></a> |
| <span class="sourceLineNo">1050</span><a name="line.1050"></a> |
| <span class="sourceLineNo">1051</span> private int[] getNDPositionFromStrides(int n) {<a name="line.1051"></a> |
| <span class="sourceLineNo">1052</span> n -= offset;<a name="line.1052"></a> |
| <span class="sourceLineNo">1053</span> int rank = shape.length;<a name="line.1053"></a> |
| <span class="sourceLineNo">1054</span> if (rank == 1) {<a name="line.1054"></a> |
| <span class="sourceLineNo">1055</span> return new int[] { n / stride[0] };<a name="line.1055"></a> |
| <span class="sourceLineNo">1056</span> }<a name="line.1056"></a> |
| <span class="sourceLineNo">1057</span><a name="line.1057"></a> |
| <span class="sourceLineNo">1058</span> int[] output = new int[rank];<a name="line.1058"></a> |
| <span class="sourceLineNo">1059</span> int i = 0;<a name="line.1059"></a> |
| <span class="sourceLineNo">1060</span> while (i != n) { // TODO find more efficient way than this exhaustive search<a name="line.1060"></a> |
| <span class="sourceLineNo">1061</span> int j = rank - 1;<a name="line.1061"></a> |
| <span class="sourceLineNo">1062</span> for (; j >= 0; j--) {<a name="line.1062"></a> |
| <span class="sourceLineNo">1063</span> output[j]++;<a name="line.1063"></a> |
| <span class="sourceLineNo">1064</span> i += stride[j];<a name="line.1064"></a> |
| <span class="sourceLineNo">1065</span> if (output[j] >= shape[j]) {<a name="line.1065"></a> |
| <span class="sourceLineNo">1066</span> output[j] = 0;<a name="line.1066"></a> |
| <span class="sourceLineNo">1067</span> i -= shape[j] * stride[j];<a name="line.1067"></a> |
| <span class="sourceLineNo">1068</span> } else {<a name="line.1068"></a> |
| <span class="sourceLineNo">1069</span> break;<a name="line.1069"></a> |
| <span class="sourceLineNo">1070</span> }<a name="line.1070"></a> |
| <span class="sourceLineNo">1071</span> }<a name="line.1071"></a> |
| <span class="sourceLineNo">1072</span> if (j == -1) {<a name="line.1072"></a> |
| <span class="sourceLineNo">1073</span> logger.error("Index was not found in this strided dataset");<a name="line.1073"></a> |
| <span class="sourceLineNo">1074</span> throw new IllegalArgumentException("Index was not found in this strided dataset");<a name="line.1074"></a> |
| <span class="sourceLineNo">1075</span> }<a name="line.1075"></a> |
| <span class="sourceLineNo">1076</span> }<a name="line.1076"></a> |
| <span class="sourceLineNo">1077</span><a name="line.1077"></a> |
| <span class="sourceLineNo">1078</span> return output;<a name="line.1078"></a> |
| <span class="sourceLineNo">1079</span> }<a name="line.1079"></a> |
| <span class="sourceLineNo">1080</span><a name="line.1080"></a> |
| <span class="sourceLineNo">1081</span> @Override<a name="line.1081"></a> |
| <span class="sourceLineNo">1082</span> public int checkAxis(int axis) {<a name="line.1082"></a> |
| <span class="sourceLineNo">1083</span> return checkAxis(shape.length, axis);<a name="line.1083"></a> |
| <span class="sourceLineNo">1084</span> }<a name="line.1084"></a> |
| <span class="sourceLineNo">1085</span><a name="line.1085"></a> |
| <span class="sourceLineNo">1086</span> /**<a name="line.1086"></a> |
| <span class="sourceLineNo">1087</span> * Check that axis is in range [-rank,rank)<a name="line.1087"></a> |
| <span class="sourceLineNo">1088</span> * <a name="line.1088"></a> |
| <span class="sourceLineNo">1089</span> * @param rank<a name="line.1089"></a> |
| <span class="sourceLineNo">1090</span> * @param axis<a name="line.1090"></a> |
| <span class="sourceLineNo">1091</span> * @return sanitized axis in range [0, rank)<a name="line.1091"></a> |
| <span class="sourceLineNo">1092</span> */<a name="line.1092"></a> |
| <span class="sourceLineNo">1093</span> protected static int checkAxis(int rank, int axis) {<a name="line.1093"></a> |
| <span class="sourceLineNo">1094</span> if (axis < 0) {<a name="line.1094"></a> |
| <span class="sourceLineNo">1095</span> axis += rank;<a name="line.1095"></a> |
| <span class="sourceLineNo">1096</span> }<a name="line.1096"></a> |
| <span class="sourceLineNo">1097</span><a name="line.1097"></a> |
| <span class="sourceLineNo">1098</span> if (axis < 0 || axis >= rank) {<a name="line.1098"></a> |
| <span class="sourceLineNo">1099</span> throw new IndexOutOfBoundsException("Axis " + axis + " given is out of range [0, " + rank + ")");<a name="line.1099"></a> |
| <span class="sourceLineNo">1100</span> }<a name="line.1100"></a> |
| <span class="sourceLineNo">1101</span> return axis;<a name="line.1101"></a> |
| <span class="sourceLineNo">1102</span> }<a name="line.1102"></a> |
| <span class="sourceLineNo">1103</span><a name="line.1103"></a> |
| <span class="sourceLineNo">1104</span> protected static final char BLOCK_OPEN = '[';<a name="line.1104"></a> |
| <span class="sourceLineNo">1105</span> protected static final char BLOCK_CLOSE = ']';<a name="line.1105"></a> |
| <span class="sourceLineNo">1106</span><a name="line.1106"></a> |
| <span class="sourceLineNo">1107</span> @Override<a name="line.1107"></a> |
| <span class="sourceLineNo">1108</span> public String toString() {<a name="line.1108"></a> |
| <span class="sourceLineNo">1109</span> return toString(false);<a name="line.1109"></a> |
| <span class="sourceLineNo">1110</span> }<a name="line.1110"></a> |
| <span class="sourceLineNo">1111</span><a name="line.1111"></a> |
| <span class="sourceLineNo">1112</span> @Override<a name="line.1112"></a> |
| <span class="sourceLineNo">1113</span> public String toString(boolean showData) {<a name="line.1113"></a> |
| <span class="sourceLineNo">1114</span> final int rank = shape == null ? 0 : shape.length;<a name="line.1114"></a> |
| <span class="sourceLineNo">1115</span> final StringBuilder out = new StringBuilder();<a name="line.1115"></a> |
| <span class="sourceLineNo">1116</span> if (DTypeUtils.isDTypeElemental(getDType())) {<a name="line.1116"></a> |
| <span class="sourceLineNo">1117</span> out.append("Dataset ");<a name="line.1117"></a> |
| <span class="sourceLineNo">1118</span> } else {<a name="line.1118"></a> |
| <span class="sourceLineNo">1119</span> out.append("Compound dataset (");<a name="line.1119"></a> |
| <span class="sourceLineNo">1120</span> out.append(getElementsPerItem());<a name="line.1120"></a> |
| <span class="sourceLineNo">1121</span> out.append(") ");<a name="line.1121"></a> |
| <span class="sourceLineNo">1122</span> }<a name="line.1122"></a> |
| <span class="sourceLineNo">1123</span><a name="line.1123"></a> |
| <span class="sourceLineNo">1124</span> if (!showData) {<a name="line.1124"></a> |
| <span class="sourceLineNo">1125</span> if (name != null && name.length() > 0) {<a name="line.1125"></a> |
| <span class="sourceLineNo">1126</span> out.append("'");<a name="line.1126"></a> |
| <span class="sourceLineNo">1127</span> out.append(name);<a name="line.1127"></a> |
| <span class="sourceLineNo">1128</span> out.append("' has shape ");<a name="line.1128"></a> |
| <span class="sourceLineNo">1129</span> } else {<a name="line.1129"></a> |
| <span class="sourceLineNo">1130</span> out.append("shape is ");<a name="line.1130"></a> |
| <span class="sourceLineNo">1131</span> }<a name="line.1131"></a> |
| <span class="sourceLineNo">1132</span><a name="line.1132"></a> |
| <span class="sourceLineNo">1133</span> out.append(BLOCK_OPEN);<a name="line.1133"></a> |
| <span class="sourceLineNo">1134</span> if (rank > 0) {<a name="line.1134"></a> |
| <span class="sourceLineNo">1135</span> out.append(shape[0]);<a name="line.1135"></a> |
| <span class="sourceLineNo">1136</span> }<a name="line.1136"></a> |
| <span class="sourceLineNo">1137</span> for (int i = 1; i < rank; i++) {<a name="line.1137"></a> |
| <span class="sourceLineNo">1138</span> out.append(", " + shape[i]);<a name="line.1138"></a> |
| <span class="sourceLineNo">1139</span> }<a name="line.1139"></a> |
| <span class="sourceLineNo">1140</span> out.append(BLOCK_CLOSE);<a name="line.1140"></a> |
| <span class="sourceLineNo">1141</span> return out.toString();<a name="line.1141"></a> |
| <span class="sourceLineNo">1142</span> }<a name="line.1142"></a> |
| <span class="sourceLineNo">1143</span><a name="line.1143"></a> |
| <span class="sourceLineNo">1144</span> if (size == 0) {<a name="line.1144"></a> |
| <span class="sourceLineNo">1145</span> return out.toString();<a name="line.1145"></a> |
| <span class="sourceLineNo">1146</span> }<a name="line.1146"></a> |
| <span class="sourceLineNo">1147</span><a name="line.1147"></a> |
| <span class="sourceLineNo">1148</span> if (rank > 0) {<a name="line.1148"></a> |
| <span class="sourceLineNo">1149</span> int[] pos = new int[rank];<a name="line.1149"></a> |
| <span class="sourceLineNo">1150</span> final StringBuilder lead = new StringBuilder();<a name="line.1150"></a> |
| <span class="sourceLineNo">1151</span> printBlocks(out, lead, 0, pos);<a name="line.1151"></a> |
| <span class="sourceLineNo">1152</span> } else {<a name="line.1152"></a> |
| <span class="sourceLineNo">1153</span> out.append(getString());<a name="line.1153"></a> |
| <span class="sourceLineNo">1154</span> }<a name="line.1154"></a> |
| <span class="sourceLineNo">1155</span> return out.toString();<a name="line.1155"></a> |
| <span class="sourceLineNo">1156</span> }<a name="line.1156"></a> |
| <span class="sourceLineNo">1157</span><a name="line.1157"></a> |
| <span class="sourceLineNo">1158</span> /**<a name="line.1158"></a> |
| <span class="sourceLineNo">1159</span> * Limit to strings output via the toString() method<a name="line.1159"></a> |
| <span class="sourceLineNo">1160</span> */<a name="line.1160"></a> |
| <span class="sourceLineNo">1161</span> private static int maxStringLength = 120;<a name="line.1161"></a> |
| <span class="sourceLineNo">1162</span><a name="line.1162"></a> |
| <span class="sourceLineNo">1163</span> /**<a name="line.1163"></a> |
| <span class="sourceLineNo">1164</span> * Set maximum line length for toString() method<a name="line.1164"></a> |
| <span class="sourceLineNo">1165</span> * @param maxLineLength<a name="line.1165"></a> |
| <span class="sourceLineNo">1166</span> */<a name="line.1166"></a> |
| <span class="sourceLineNo">1167</span> public static void setMaxLineLength(int maxLineLength) {<a name="line.1167"></a> |
| <span class="sourceLineNo">1168</span> maxStringLength = maxLineLength;<a name="line.1168"></a> |
| <span class="sourceLineNo">1169</span> }<a name="line.1169"></a> |
| <span class="sourceLineNo">1170</span><a name="line.1170"></a> |
| <span class="sourceLineNo">1171</span> /**<a name="line.1171"></a> |
| <span class="sourceLineNo">1172</span> * @return maximum line length for toString() method<a name="line.1172"></a> |
| <span class="sourceLineNo">1173</span> */<a name="line.1173"></a> |
| <span class="sourceLineNo">1174</span> public static int getMaxLineLength() {<a name="line.1174"></a> |
| <span class="sourceLineNo">1175</span> return maxStringLength;<a name="line.1175"></a> |
| <span class="sourceLineNo">1176</span> }<a name="line.1176"></a> |
| <span class="sourceLineNo">1177</span><a name="line.1177"></a> |
| <span class="sourceLineNo">1178</span> /**<a name="line.1178"></a> |
| <span class="sourceLineNo">1179</span> * Limit to number of sub-blocks output via the toString() method<a name="line.1179"></a> |
| <span class="sourceLineNo">1180</span> */<a name="line.1180"></a> |
| <span class="sourceLineNo">1181</span> private static final int MAX_SUBBLOCKS = 6;<a name="line.1181"></a> |
| <span class="sourceLineNo">1182</span><a name="line.1182"></a> |
| <span class="sourceLineNo">1183</span> private final static String SEPARATOR = ",";<a name="line.1183"></a> |
| <span class="sourceLineNo">1184</span> private final static String SPACE = " ";<a name="line.1184"></a> |
| <span class="sourceLineNo">1185</span> private final static String ELLIPSIS = "...";<a name="line.1185"></a> |
| <span class="sourceLineNo">1186</span> private final static String NEWLINE = "\n";<a name="line.1186"></a> |
| <span class="sourceLineNo">1187</span><a name="line.1187"></a> |
| <span class="sourceLineNo">1188</span> /**<a name="line.1188"></a> |
| <span class="sourceLineNo">1189</span> * Make a line of output for last dimension of dataset<a name="line.1189"></a> |
| <span class="sourceLineNo">1190</span> * <a name="line.1190"></a> |
| <span class="sourceLineNo">1191</span> * @param start<a name="line.1191"></a> |
| <span class="sourceLineNo">1192</span> * @return line<a name="line.1192"></a> |
| <span class="sourceLineNo">1193</span> */<a name="line.1193"></a> |
| <span class="sourceLineNo">1194</span> private StringBuilder makeLine(final int end, final int... start) {<a name="line.1194"></a> |
| <span class="sourceLineNo">1195</span> StringBuilder line = new StringBuilder();<a name="line.1195"></a> |
| <span class="sourceLineNo">1196</span> final int[] pos;<a name="line.1196"></a> |
| <span class="sourceLineNo">1197</span> if (end >= start.length) {<a name="line.1197"></a> |
| <span class="sourceLineNo">1198</span> pos = Arrays.copyOf(start, end + 1);<a name="line.1198"></a> |
| <span class="sourceLineNo">1199</span> } else {<a name="line.1199"></a> |
| <span class="sourceLineNo">1200</span> pos = start;<a name="line.1200"></a> |
| <span class="sourceLineNo">1201</span> }<a name="line.1201"></a> |
| <span class="sourceLineNo">1202</span> pos[end] = 0;<a name="line.1202"></a> |
| <span class="sourceLineNo">1203</span> line.append(BLOCK_OPEN);<a name="line.1203"></a> |
| <span class="sourceLineNo">1204</span> line.append(getString(pos));<a name="line.1204"></a> |
| <span class="sourceLineNo">1205</span><a name="line.1205"></a> |
| <span class="sourceLineNo">1206</span> final int length = shape[end];<a name="line.1206"></a> |
| <span class="sourceLineNo">1207</span><a name="line.1207"></a> |
| <span class="sourceLineNo">1208</span> // trim elements printed if length exceed estimate of maximum elements<a name="line.1208"></a> |
| <span class="sourceLineNo">1209</span> int excess = length - maxStringLength / 3; // space + number + separator<a name="line.1209"></a> |
| <span class="sourceLineNo">1210</span> if (excess > 0) {<a name="line.1210"></a> |
| <span class="sourceLineNo">1211</span> int index = (length - excess) / 2;<a name="line.1211"></a> |
| <span class="sourceLineNo">1212</span> for (int y = 1; y < index; y++) {<a name="line.1212"></a> |
| <span class="sourceLineNo">1213</span> line.append(SEPARATOR + SPACE);<a name="line.1213"></a> |
| <span class="sourceLineNo">1214</span> pos[end] = y;<a name="line.1214"></a> |
| <span class="sourceLineNo">1215</span> line.append(getString(pos));<a name="line.1215"></a> |
| <span class="sourceLineNo">1216</span> }<a name="line.1216"></a> |
| <span class="sourceLineNo">1217</span> index = (length + excess) / 2;<a name="line.1217"></a> |
| <span class="sourceLineNo">1218</span> for (int y = index; y < length; y++) {<a name="line.1218"></a> |
| <span class="sourceLineNo">1219</span> line.append(SEPARATOR + SPACE);<a name="line.1219"></a> |
| <span class="sourceLineNo">1220</span> pos[end] = y;<a name="line.1220"></a> |
| <span class="sourceLineNo">1221</span> line.append(getString(pos));<a name="line.1221"></a> |
| <span class="sourceLineNo">1222</span> }<a name="line.1222"></a> |
| <span class="sourceLineNo">1223</span> } else {<a name="line.1223"></a> |
| <span class="sourceLineNo">1224</span> for (int y = 1; y < length; y++) {<a name="line.1224"></a> |
| <span class="sourceLineNo">1225</span> line.append(SEPARATOR + SPACE);<a name="line.1225"></a> |
| <span class="sourceLineNo">1226</span> pos[end] = y;<a name="line.1226"></a> |
| <span class="sourceLineNo">1227</span> line.append(getString(pos));<a name="line.1227"></a> |
| <span class="sourceLineNo">1228</span> }<a name="line.1228"></a> |
| <span class="sourceLineNo">1229</span> }<a name="line.1229"></a> |
| <span class="sourceLineNo">1230</span> line.append(BLOCK_CLOSE);<a name="line.1230"></a> |
| <span class="sourceLineNo">1231</span><a name="line.1231"></a> |
| <span class="sourceLineNo">1232</span> // trim string down to limit<a name="line.1232"></a> |
| <span class="sourceLineNo">1233</span> excess = line.length() - maxStringLength - ELLIPSIS.length() - 1;<a name="line.1233"></a> |
| <span class="sourceLineNo">1234</span> if (excess > 0) {<a name="line.1234"></a> |
| <span class="sourceLineNo">1235</span> int index = line.substring(0, (line.length() - excess) / 2).lastIndexOf(SEPARATOR) + 2;<a name="line.1235"></a> |
| <span class="sourceLineNo">1236</span> StringBuilder out = new StringBuilder(line.subSequence(0, index));<a name="line.1236"></a> |
| <span class="sourceLineNo">1237</span> out.append(ELLIPSIS + SEPARATOR);<a name="line.1237"></a> |
| <span class="sourceLineNo">1238</span> index = line.substring((line.length() + excess) / 2).indexOf(SEPARATOR) + (line.length() + excess) / 2 + 1;<a name="line.1238"></a> |
| <span class="sourceLineNo">1239</span> out.append(line.subSequence(index, line.length()));<a name="line.1239"></a> |
| <span class="sourceLineNo">1240</span> return out;<a name="line.1240"></a> |
| <span class="sourceLineNo">1241</span> }<a name="line.1241"></a> |
| <span class="sourceLineNo">1242</span><a name="line.1242"></a> |
| <span class="sourceLineNo">1243</span> return line;<a name="line.1243"></a> |
| <span class="sourceLineNo">1244</span> }<a name="line.1244"></a> |
| <span class="sourceLineNo">1245</span><a name="line.1245"></a> |
| <span class="sourceLineNo">1246</span> /**<a name="line.1246"></a> |
| <span class="sourceLineNo">1247</span> * recursive method to print blocks<a name="line.1247"></a> |
| <span class="sourceLineNo">1248</span> */<a name="line.1248"></a> |
| <span class="sourceLineNo">1249</span> private void printBlocks(final StringBuilder out, final StringBuilder lead, final int level, final int[] pos) {<a name="line.1249"></a> |
| <span class="sourceLineNo">1250</span> if (out.length() > 0) {<a name="line.1250"></a> |
| <span class="sourceLineNo">1251</span> char last = out.charAt(out.length() - 1);<a name="line.1251"></a> |
| <span class="sourceLineNo">1252</span> if (last != BLOCK_OPEN) {<a name="line.1252"></a> |
| <span class="sourceLineNo">1253</span> out.append(lead);<a name="line.1253"></a> |
| <span class="sourceLineNo">1254</span> }<a name="line.1254"></a> |
| <span class="sourceLineNo">1255</span> }<a name="line.1255"></a> |
| <span class="sourceLineNo">1256</span> final int end = getRank() - 1;<a name="line.1256"></a> |
| <span class="sourceLineNo">1257</span> if (level != end) {<a name="line.1257"></a> |
| <span class="sourceLineNo">1258</span> out.append(BLOCK_OPEN);<a name="line.1258"></a> |
| <span class="sourceLineNo">1259</span> int length = shape[level];<a name="line.1259"></a> |
| <span class="sourceLineNo">1260</span><a name="line.1260"></a> |
| <span class="sourceLineNo">1261</span> // first sub-block<a name="line.1261"></a> |
| <span class="sourceLineNo">1262</span> pos[level] = 0;<a name="line.1262"></a> |
| <span class="sourceLineNo">1263</span> StringBuilder newlead = new StringBuilder(lead);<a name="line.1263"></a> |
| <span class="sourceLineNo">1264</span> newlead.append(SPACE);<a name="line.1264"></a> |
| <span class="sourceLineNo">1265</span> printBlocks(out, newlead, level + 1, pos);<a name="line.1265"></a> |
| <span class="sourceLineNo">1266</span> if (length < 2) { // escape<a name="line.1266"></a> |
| <span class="sourceLineNo">1267</span> out.append(BLOCK_CLOSE);<a name="line.1267"></a> |
| <span class="sourceLineNo">1268</span> return;<a name="line.1268"></a> |
| <span class="sourceLineNo">1269</span> }<a name="line.1269"></a> |
| <span class="sourceLineNo">1270</span><a name="line.1270"></a> |
| <span class="sourceLineNo">1271</span> out.append(SEPARATOR + NEWLINE);<a name="line.1271"></a> |
| <span class="sourceLineNo">1272</span> for (int i = level + 1; i < end; i++) {<a name="line.1272"></a> |
| <span class="sourceLineNo">1273</span> out.append(NEWLINE);<a name="line.1273"></a> |
| <span class="sourceLineNo">1274</span> }<a name="line.1274"></a> |
| <span class="sourceLineNo">1275</span><a name="line.1275"></a> |
| <span class="sourceLineNo">1276</span> // middle sub-blocks<a name="line.1276"></a> |
| <span class="sourceLineNo">1277</span> if (length < MAX_SUBBLOCKS) {<a name="line.1277"></a> |
| <span class="sourceLineNo">1278</span> for (int x = 1; x < length - 1; x++) {<a name="line.1278"></a> |
| <span class="sourceLineNo">1279</span> pos[level] = x;<a name="line.1279"></a> |
| <span class="sourceLineNo">1280</span> printBlocks(out, newlead, level + 1, pos);<a name="line.1280"></a> |
| <span class="sourceLineNo">1281</span> if (end <= level + 1) {<a name="line.1281"></a> |
| <span class="sourceLineNo">1282</span> out.append(SEPARATOR + NEWLINE);<a name="line.1282"></a> |
| <span class="sourceLineNo">1283</span> } else {<a name="line.1283"></a> |
| <span class="sourceLineNo">1284</span> out.append(SEPARATOR + NEWLINE + NEWLINE);<a name="line.1284"></a> |
| <span class="sourceLineNo">1285</span> }<a name="line.1285"></a> |
| <span class="sourceLineNo">1286</span> }<a name="line.1286"></a> |
| <span class="sourceLineNo">1287</span> } else {<a name="line.1287"></a> |
| <span class="sourceLineNo">1288</span> final int excess = length - MAX_SUBBLOCKS;<a name="line.1288"></a> |
| <span class="sourceLineNo">1289</span> int xmax = (length - excess) / 2;<a name="line.1289"></a> |
| <span class="sourceLineNo">1290</span> for (int x = 1; x < xmax; x++) {<a name="line.1290"></a> |
| <span class="sourceLineNo">1291</span> pos[level] = x;<a name="line.1291"></a> |
| <span class="sourceLineNo">1292</span> printBlocks(out, newlead, level + 1, pos);<a name="line.1292"></a> |
| <span class="sourceLineNo">1293</span> if (end <= level + 1) {<a name="line.1293"></a> |
| <span class="sourceLineNo">1294</span> out.append(SEPARATOR + NEWLINE);<a name="line.1294"></a> |
| <span class="sourceLineNo">1295</span> } else {<a name="line.1295"></a> |
| <span class="sourceLineNo">1296</span> out.append(SEPARATOR + NEWLINE + NEWLINE);<a name="line.1296"></a> |
| <span class="sourceLineNo">1297</span> }<a name="line.1297"></a> |
| <span class="sourceLineNo">1298</span> }<a name="line.1298"></a> |
| <span class="sourceLineNo">1299</span> out.append(newlead);<a name="line.1299"></a> |
| <span class="sourceLineNo">1300</span> out.append(ELLIPSIS + SEPARATOR + NEWLINE);<a name="line.1300"></a> |
| <span class="sourceLineNo">1301</span> xmax = (length + excess) / 2;<a name="line.1301"></a> |
| <span class="sourceLineNo">1302</span> for (int x = xmax; x < length - 1; x++) {<a name="line.1302"></a> |
| <span class="sourceLineNo">1303</span> pos[level] = x;<a name="line.1303"></a> |
| <span class="sourceLineNo">1304</span> printBlocks(out, newlead, level + 1, pos);<a name="line.1304"></a> |
| <span class="sourceLineNo">1305</span> if (end <= level + 1) {<a name="line.1305"></a> |
| <span class="sourceLineNo">1306</span> out.append(SEPARATOR + NEWLINE);<a name="line.1306"></a> |
| <span class="sourceLineNo">1307</span> } else {<a name="line.1307"></a> |
| <span class="sourceLineNo">1308</span> out.append(SEPARATOR + NEWLINE + NEWLINE);<a name="line.1308"></a> |
| <span class="sourceLineNo">1309</span> }<a name="line.1309"></a> |
| <span class="sourceLineNo">1310</span> }<a name="line.1310"></a> |
| <span class="sourceLineNo">1311</span> }<a name="line.1311"></a> |
| <span class="sourceLineNo">1312</span><a name="line.1312"></a> |
| <span class="sourceLineNo">1313</span> // last sub-block<a name="line.1313"></a> |
| <span class="sourceLineNo">1314</span> pos[level] = length - 1;<a name="line.1314"></a> |
| <span class="sourceLineNo">1315</span> printBlocks(out, newlead, level + 1, pos);<a name="line.1315"></a> |
| <span class="sourceLineNo">1316</span> out.append(BLOCK_CLOSE);<a name="line.1316"></a> |
| <span class="sourceLineNo">1317</span> } else {<a name="line.1317"></a> |
| <span class="sourceLineNo">1318</span> out.append(makeLine(end, pos));<a name="line.1318"></a> |
| <span class="sourceLineNo">1319</span> }<a name="line.1319"></a> |
| <span class="sourceLineNo">1320</span> }<a name="line.1320"></a> |
| <span class="sourceLineNo">1321</span><a name="line.1321"></a> |
| <span class="sourceLineNo">1322</span> @Override<a name="line.1322"></a> |
| <span class="sourceLineNo">1323</span> public void setDirty() {<a name="line.1323"></a> |
| <span class="sourceLineNo">1324</span> dirtyMetadata();<a name="line.1324"></a> |
| <span class="sourceLineNo">1325</span> }<a name="line.1325"></a> |
| <span class="sourceLineNo">1326</span><a name="line.1326"></a> |
| <span class="sourceLineNo">1327</span> @Override<a name="line.1327"></a> |
| <span class="sourceLineNo">1328</span> public Dataset squeezeEnds() {<a name="line.1328"></a> |
| <span class="sourceLineNo">1329</span> return squeeze(true);<a name="line.1329"></a> |
| <span class="sourceLineNo">1330</span> }<a name="line.1330"></a> |
| <span class="sourceLineNo">1331</span><a name="line.1331"></a> |
| <span class="sourceLineNo">1332</span> @Override<a name="line.1332"></a> |
| <span class="sourceLineNo">1333</span> public Dataset squeeze() {<a name="line.1333"></a> |
| <span class="sourceLineNo">1334</span> return squeeze(false);<a name="line.1334"></a> |
| <span class="sourceLineNo">1335</span> }<a name="line.1335"></a> |
| <span class="sourceLineNo">1336</span><a name="line.1336"></a> |
| <span class="sourceLineNo">1337</span> @Override<a name="line.1337"></a> |
| <span class="sourceLineNo">1338</span> public Dataset squeeze(boolean onlyFromEnds) {<a name="line.1338"></a> |
| <span class="sourceLineNo">1339</span> final int[] tshape = ShapeUtils.squeezeShape(shape, onlyFromEnds);<a name="line.1339"></a> |
| <span class="sourceLineNo">1340</span> final int[] oshape = shape;<a name="line.1340"></a> |
| <span class="sourceLineNo">1341</span> if (stride == null) {<a name="line.1341"></a> |
| <span class="sourceLineNo">1342</span> shape = tshape;<a name="line.1342"></a> |
| <span class="sourceLineNo">1343</span> } else {<a name="line.1343"></a> |
| <span class="sourceLineNo">1344</span> int rank = shape.length;<a name="line.1344"></a> |
| <span class="sourceLineNo">1345</span> int trank = tshape.length;<a name="line.1345"></a> |
| <span class="sourceLineNo">1346</span> if (trank < rank) {<a name="line.1346"></a> |
| <span class="sourceLineNo">1347</span> int[] tstride = new int[tshape.length];<a name="line.1347"></a> |
| <span class="sourceLineNo">1348</span> if (onlyFromEnds) {<a name="line.1348"></a> |
| <span class="sourceLineNo">1349</span> for (int i = 0; i < rank; i++) {<a name="line.1349"></a> |
| <span class="sourceLineNo">1350</span> if (shape[i] != 1) {<a name="line.1350"></a> |
| <span class="sourceLineNo">1351</span> for (int k = 0; k < trank; k++) {<a name="line.1351"></a> |
| <span class="sourceLineNo">1352</span> tstride[k] = stride[i++];<a name="line.1352"></a> |
| <span class="sourceLineNo">1353</span> }<a name="line.1353"></a> |
| <span class="sourceLineNo">1354</span> break;<a name="line.1354"></a> |
| <span class="sourceLineNo">1355</span> }<a name="line.1355"></a> |
| <span class="sourceLineNo">1356</span> }<a name="line.1356"></a> |
| <span class="sourceLineNo">1357</span> } else {<a name="line.1357"></a> |
| <span class="sourceLineNo">1358</span> int t = 0;<a name="line.1358"></a> |
| <span class="sourceLineNo">1359</span> for (int i = 0; i < rank; i++) {<a name="line.1359"></a> |
| <span class="sourceLineNo">1360</span> if (shape[i] != 1) {<a name="line.1360"></a> |
| <span class="sourceLineNo">1361</span> tstride[t++] = stride[i];<a name="line.1361"></a> |
| <span class="sourceLineNo">1362</span> }<a name="line.1362"></a> |
| <span class="sourceLineNo">1363</span> }<a name="line.1363"></a> |
| <span class="sourceLineNo">1364</span> }<a name="line.1364"></a> |
| <span class="sourceLineNo">1365</span> shape = tshape;<a name="line.1365"></a> |
| <span class="sourceLineNo">1366</span> stride = tstride;<a name="line.1366"></a> |
| <span class="sourceLineNo">1367</span> }<a name="line.1367"></a> |
| <span class="sourceLineNo">1368</span> }<a name="line.1368"></a> |
| <span class="sourceLineNo">1369</span><a name="line.1369"></a> |
| <span class="sourceLineNo">1370</span> setDirty();<a name="line.1370"></a> |
| <span class="sourceLineNo">1371</span> reshapeMetadata(oshape, shape);<a name="line.1371"></a> |
| <span class="sourceLineNo">1372</span> return this;<a name="line.1372"></a> |
| <span class="sourceLineNo">1373</span> }<a name="line.1373"></a> |
| <span class="sourceLineNo">1374</span><a name="line.1374"></a> |
| <span class="sourceLineNo">1375</span> @Override<a name="line.1375"></a> |
| <span class="sourceLineNo">1376</span> public boolean isCompatibleWith(final ILazyDataset g) {<a name="line.1376"></a> |
| <span class="sourceLineNo">1377</span> return ShapeUtils.areShapesCompatible(shape, g.getShape());<a name="line.1377"></a> |
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| <span class="sourceLineNo">1379</span><a name="line.1379"></a> |
| <span class="sourceLineNo">1380</span> @Override<a name="line.1380"></a> |
| <span class="sourceLineNo">1381</span> public void checkCompatibility(final ILazyDataset g) throws IllegalArgumentException {<a name="line.1381"></a> |
| <span class="sourceLineNo">1382</span> ShapeUtils.checkCompatibility(this, g);<a name="line.1382"></a> |
| <span class="sourceLineNo">1383</span> }<a name="line.1383"></a> |
| <span class="sourceLineNo">1384</span><a name="line.1384"></a> |
| <span class="sourceLineNo">1385</span> @Override<a name="line.1385"></a> |
| <span class="sourceLineNo">1386</span> public Dataset reshape(final int... shape) {<a name="line.1386"></a> |
| <span class="sourceLineNo">1387</span> Dataset a;<a name="line.1387"></a> |
| <span class="sourceLineNo">1388</span> try {<a name="line.1388"></a> |
| <span class="sourceLineNo">1389</span> a = getView(true);<a name="line.1389"></a> |
| <span class="sourceLineNo">1390</span> a.setShape(shape);<a name="line.1390"></a> |
| <span class="sourceLineNo">1391</span> } catch (IllegalArgumentException e) {<a name="line.1391"></a> |
| <span class="sourceLineNo">1392</span> a = clone();<a name="line.1392"></a> |
| <span class="sourceLineNo">1393</span> a.setShape(shape);<a name="line.1393"></a> |
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| <span class="sourceLineNo">1395</span> return a;<a name="line.1395"></a> |
| <span class="sourceLineNo">1396</span> }<a name="line.1396"></a> |
| <span class="sourceLineNo">1397</span><a name="line.1397"></a> |
| <span class="sourceLineNo">1398</span> /**<a name="line.1398"></a> |
| <span class="sourceLineNo">1399</span> * @param start<a name="line.1399"></a> |
| <span class="sourceLineNo">1400</span> * @param stop<a name="line.1400"></a> |
| <span class="sourceLineNo">1401</span> * @param step<a name="line.1401"></a> |
| <span class="sourceLineNo">1402</span> * @return number of steps to take<a name="line.1402"></a> |
| <span class="sourceLineNo">1403</span> */<a name="line.1403"></a> |
| <span class="sourceLineNo">1404</span> protected static int calcSteps(final double start, final double stop, final double step) {<a name="line.1404"></a> |
| <span class="sourceLineNo">1405</span> return Math.max(0, (int) Math.ceil((stop - start) / step));<a name="line.1405"></a> |
| <span class="sourceLineNo">1406</span> }<a name="line.1406"></a> |
| <span class="sourceLineNo">1407</span><a name="line.1407"></a> |
| <span class="sourceLineNo">1408</span> @Override<a name="line.1408"></a> |
| <span class="sourceLineNo">1409</span> public boolean isComplex() {<a name="line.1409"></a> |
| <span class="sourceLineNo">1410</span> int type = getDType();<a name="line.1410"></a> |
| <span class="sourceLineNo">1411</span> return type == COMPLEX64 || type == COMPLEX128;<a name="line.1411"></a> |
| <span class="sourceLineNo">1412</span> }<a name="line.1412"></a> |
| <span class="sourceLineNo">1413</span><a name="line.1413"></a> |
| <span class="sourceLineNo">1414</span> @Override<a name="line.1414"></a> |
| <span class="sourceLineNo">1415</span> public Dataset getRealPart() {<a name="line.1415"></a> |
| <span class="sourceLineNo">1416</span> return this;<a name="line.1416"></a> |
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| <span class="sourceLineNo">1418</span><a name="line.1418"></a> |
| <span class="sourceLineNo">1419</span> @Override<a name="line.1419"></a> |
| <span class="sourceLineNo">1420</span> public Dataset getRealView() {<a name="line.1420"></a> |
| <span class="sourceLineNo">1421</span> return getView(true);<a name="line.1421"></a> |
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| <span class="sourceLineNo">1423</span><a name="line.1423"></a> |
| <span class="sourceLineNo">1424</span> @Override<a name="line.1424"></a> |
| <span class="sourceLineNo">1425</span> public Dataset getSlice(final int[] start, final int[] stop, final int[] step) {<a name="line.1425"></a> |
| <span class="sourceLineNo">1426</span> return getSlice(new SliceND(shape, start, stop, step));<a name="line.1426"></a> |
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| <span class="sourceLineNo">1428</span><a name="line.1428"></a> |
| <span class="sourceLineNo">1429</span> @Override<a name="line.1429"></a> |
| <span class="sourceLineNo">1430</span> public Dataset getSlice(Slice... slice) {<a name="line.1430"></a> |
| <span class="sourceLineNo">1431</span> return getSlice(new SliceND(shape, slice));<a name="line.1431"></a> |
| <span class="sourceLineNo">1432</span> }<a name="line.1432"></a> |
| <span class="sourceLineNo">1433</span><a name="line.1433"></a> |
| <span class="sourceLineNo">1434</span> @Override<a name="line.1434"></a> |
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| <span class="sourceLineNo">1437</span> }<a name="line.1437"></a> |
| <span class="sourceLineNo">1438</span><a name="line.1438"></a> |
| <span class="sourceLineNo">1439</span> @Override<a name="line.1439"></a> |
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| <span class="sourceLineNo">1442</span> }<a name="line.1442"></a> |
| <span class="sourceLineNo">1443</span><a name="line.1443"></a> |
| <span class="sourceLineNo">1444</span> @Override<a name="line.1444"></a> |
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| <span class="sourceLineNo">1447</span> }<a name="line.1447"></a> |
| <span class="sourceLineNo">1448</span><a name="line.1448"></a> |
| <span class="sourceLineNo">1449</span> /**<a name="line.1449"></a> |
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| <span class="sourceLineNo">1451</span> * @param slice<a name="line.1451"></a> |
| <span class="sourceLineNo">1452</span> * @return The dataset of the sliced data<a name="line.1452"></a> |
| <span class="sourceLineNo">1453</span> */<a name="line.1453"></a> |
| <span class="sourceLineNo">1454</span> @Override<a name="line.1454"></a> |
| <span class="sourceLineNo">1455</span> public Dataset getSlice(final SliceND slice) {<a name="line.1455"></a> |
| <span class="sourceLineNo">1456</span> SliceIterator it = (SliceIterator) getSliceIterator(slice);<a name="line.1456"></a> |
| <span class="sourceLineNo">1457</span> AbstractDataset s = getSlice(it);<a name="line.1457"></a> |
| <span class="sourceLineNo">1458</span> s.metadata = copyMetadata();<a name="line.1458"></a> |
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| <span class="sourceLineNo">1460</span> s.sliceMetadata(true, slice);<a name="line.1460"></a> |
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| <span class="sourceLineNo">1463</span><a name="line.1463"></a> |
| <span class="sourceLineNo">1464</span> /**<a name="line.1464"></a> |
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| <span class="sourceLineNo">1466</span> * <a name="line.1466"></a> |
| <span class="sourceLineNo">1467</span> * @param iterator Slice iterator<a name="line.1467"></a> |
| <span class="sourceLineNo">1468</span> * @return The dataset of the sliced data<a name="line.1468"></a> |
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| <span class="sourceLineNo">1709</span> return Maths.sqrt(variance(axis, isWholePopulation, ignoreInvalids));<a name="line.1709"></a> |
| <span class="sourceLineNo">1710</span> }<a name="line.1710"></a> |
| <span class="sourceLineNo">1711</span><a name="line.1711"></a> |
| <span class="sourceLineNo">1712</span> @Override<a name="line.1712"></a> |
| <span class="sourceLineNo">1713</span> public double rootMeanSquare(boolean... ignoreInvalids) {<a name="line.1713"></a> |
| <span class="sourceLineNo">1714</span> StatisticsMetadata<Number> stats = getStats();<a name="line.1714"></a> |
| <span class="sourceLineNo">1715</span> final double mean = stats.getMean(ignoreInvalids).doubleValue();<a name="line.1715"></a> |
| <span class="sourceLineNo">1716</span> final double var = stats.getVariance(true, ignoreInvalids);<a name="line.1716"></a> |
| <span class="sourceLineNo">1717</span> return Math.sqrt(var + mean * mean);<a name="line.1717"></a> |
| <span class="sourceLineNo">1718</span> }<a name="line.1718"></a> |
| <span class="sourceLineNo">1719</span><a name="line.1719"></a> |
| <span class="sourceLineNo">1720</span> @Override<a name="line.1720"></a> |
| <span class="sourceLineNo">1721</span> public Dataset rootMeanSquare(int axis, boolean... ignoreInvalids) {<a name="line.1721"></a> |
| <span class="sourceLineNo">1722</span> StatisticsMetadata<Number> stats = getStats();<a name="line.1722"></a> |
| <span class="sourceLineNo">1723</span> Dataset v = stats.getVariance(axis, true, ignoreInvalids);<a name="line.1723"></a> |
| <span class="sourceLineNo">1724</span> Dataset m = stats.getMean(axis, ignoreInvalids);<a name="line.1724"></a> |
| <span class="sourceLineNo">1725</span> Dataset result = Maths.multiply(m, m);<a name="line.1725"></a> |
| <span class="sourceLineNo">1726</span> return Maths.sqrt(result.iadd(v));<a name="line.1726"></a> |
| <span class="sourceLineNo">1727</span> }<a name="line.1727"></a> |
| <span class="sourceLineNo">1728</span><a name="line.1728"></a> |
| <span class="sourceLineNo">1729</span> /**<a name="line.1729"></a> |
| <span class="sourceLineNo">1730</span> * Set item from compatible dataset in a direct and speedy way. Remember to setDirty afterwards.<a name="line.1730"></a> |
| <span class="sourceLineNo">1731</span> * <a name="line.1731"></a> |
| <span class="sourceLineNo">1732</span> * @param dindex<a name="line.1732"></a> |
| <span class="sourceLineNo">1733</span> * @param sindex<a name="line.1733"></a> |
| <span class="sourceLineNo">1734</span> * @param src<a name="line.1734"></a> |
| <span class="sourceLineNo">1735</span> * is the source data buffer<a name="line.1735"></a> |
| <span class="sourceLineNo">1736</span> */<a name="line.1736"></a> |
| <span class="sourceLineNo">1737</span> protected abstract void setItemDirect(final int dindex, final int sindex, final Object src);<a name="line.1737"></a> |
| <span class="sourceLineNo">1738</span><a name="line.1738"></a> |
| <span class="sourceLineNo">1739</span> /**<a name="line.1739"></a> |
| <span class="sourceLineNo">1740</span> * @return error broadcasted to current shape<a name="line.1740"></a> |
| <span class="sourceLineNo">1741</span> */<a name="line.1741"></a> |
| <span class="sourceLineNo">1742</span> private Dataset getBroadcastedInternalError() {<a name="line.1742"></a> |
| <span class="sourceLineNo">1743</span> if (shape == null) {<a name="line.1743"></a> |
| <span class="sourceLineNo">1744</span> throw new IllegalArgumentException("Cannot get error for null dataset");<a name="line.1744"></a> |
| <span class="sourceLineNo">1745</span> }<a name="line.1745"></a> |
| <span class="sourceLineNo">1746</span> ILazyDataset led = super.getErrors();<a name="line.1746"></a> |
| <span class="sourceLineNo">1747</span> if (led == null)<a name="line.1747"></a> |
| <span class="sourceLineNo">1748</span> return null;<a name="line.1748"></a> |
| <span class="sourceLineNo">1749</span><a name="line.1749"></a> |
| <span class="sourceLineNo">1750</span> Dataset ed = null;<a name="line.1750"></a> |
| <span class="sourceLineNo">1751</span> try {<a name="line.1751"></a> |
| <span class="sourceLineNo">1752</span> ed = DatasetUtils.sliceAndConvertLazyDataset(led);<a name="line.1752"></a> |
| <span class="sourceLineNo">1753</span> } catch (DatasetException e) {<a name="line.1753"></a> |
| <span class="sourceLineNo">1754</span> logger.error("Could not get data from lazy dataset", e);<a name="line.1754"></a> |
| <span class="sourceLineNo">1755</span> }<a name="line.1755"></a> |
| <span class="sourceLineNo">1756</span> if (led != ed) {<a name="line.1756"></a> |
| <span class="sourceLineNo">1757</span> setErrors(ed); // set back<a name="line.1757"></a> |
| <span class="sourceLineNo">1758</span> }<a name="line.1758"></a> |
| <span class="sourceLineNo">1759</span><a name="line.1759"></a> |
| <span class="sourceLineNo">1760</span> return ed.getBroadcastView(shape);<a name="line.1760"></a> |
| <span class="sourceLineNo">1761</span> }<a name="line.1761"></a> |
| <span class="sourceLineNo">1762</span><a name="line.1762"></a> |
| <span class="sourceLineNo">1763</span> @Override<a name="line.1763"></a> |
| <span class="sourceLineNo">1764</span> public Dataset getErrors() {<a name="line.1764"></a> |
| <span class="sourceLineNo">1765</span> Dataset ed = getBroadcastedInternalError();<a name="line.1765"></a> |
| <span class="sourceLineNo">1766</span> if (ed == null)<a name="line.1766"></a> |
| <span class="sourceLineNo">1767</span> return null;<a name="line.1767"></a> |
| <span class="sourceLineNo">1768</span><a name="line.1768"></a> |
| <span class="sourceLineNo">1769</span> return ed;<a name="line.1769"></a> |
| <span class="sourceLineNo">1770</span> }<a name="line.1770"></a> |
| <span class="sourceLineNo">1771</span><a name="line.1771"></a> |
| <span class="sourceLineNo">1772</span> @Override<a name="line.1772"></a> |
| <span class="sourceLineNo">1773</span> public double getError() {<a name="line.1773"></a> |
| <span class="sourceLineNo">1774</span> Dataset ed = getBroadcastedInternalError();<a name="line.1774"></a> |
| <span class="sourceLineNo">1775</span> if (ed == null)<a name="line.1775"></a> |
| <span class="sourceLineNo">1776</span> return 0;<a name="line.1776"></a> |
| <span class="sourceLineNo">1777</span><a name="line.1777"></a> |
| <span class="sourceLineNo">1778</span> return ed.getDouble();<a name="line.1778"></a> |
| <span class="sourceLineNo">1779</span> }<a name="line.1779"></a> |
| <span class="sourceLineNo">1780</span><a name="line.1780"></a> |
| <span class="sourceLineNo">1781</span> @Override<a name="line.1781"></a> |
| <span class="sourceLineNo">1782</span> public double getError(final int i) {<a name="line.1782"></a> |
| <span class="sourceLineNo">1783</span> Dataset ed = getBroadcastedInternalError();<a name="line.1783"></a> |
| <span class="sourceLineNo">1784</span> if (ed == null)<a name="line.1784"></a> |
| <span class="sourceLineNo">1785</span> return 0;<a name="line.1785"></a> |
| <span class="sourceLineNo">1786</span><a name="line.1786"></a> |
| <span class="sourceLineNo">1787</span> return ed.getDouble(i);<a name="line.1787"></a> |
| <span class="sourceLineNo">1788</span> }<a name="line.1788"></a> |
| <span class="sourceLineNo">1789</span><a name="line.1789"></a> |
| <span class="sourceLineNo">1790</span> @Override<a name="line.1790"></a> |
| <span class="sourceLineNo">1791</span> public double getError(final int i, final int j) {<a name="line.1791"></a> |
| <span class="sourceLineNo">1792</span> Dataset ed = getBroadcastedInternalError();<a name="line.1792"></a> |
| <span class="sourceLineNo">1793</span> if (ed == null)<a name="line.1793"></a> |
| <span class="sourceLineNo">1794</span> return 0;<a name="line.1794"></a> |
| <span class="sourceLineNo">1795</span><a name="line.1795"></a> |
| <span class="sourceLineNo">1796</span> return ed.getDouble(i, j);<a name="line.1796"></a> |
| <span class="sourceLineNo">1797</span> }<a name="line.1797"></a> |
| <span class="sourceLineNo">1798</span><a name="line.1798"></a> |
| <span class="sourceLineNo">1799</span> @Override<a name="line.1799"></a> |
| <span class="sourceLineNo">1800</span> public double getError(int... pos) {<a name="line.1800"></a> |
| <span class="sourceLineNo">1801</span> Dataset ed = getBroadcastedInternalError();<a name="line.1801"></a> |
| <span class="sourceLineNo">1802</span> if (ed == null)<a name="line.1802"></a> |
| <span class="sourceLineNo">1803</span> return 0;<a name="line.1803"></a> |
| <span class="sourceLineNo">1804</span><a name="line.1804"></a> |
| <span class="sourceLineNo">1805</span> return ed.getDouble(pos);<a name="line.1805"></a> |
| <span class="sourceLineNo">1806</span> }<a name="line.1806"></a> |
| <span class="sourceLineNo">1807</span><a name="line.1807"></a> |
| <span class="sourceLineNo">1808</span> @Override<a name="line.1808"></a> |
| <span class="sourceLineNo">1809</span> public double[] getErrorArray(final int i) {<a name="line.1809"></a> |
| <span class="sourceLineNo">1810</span> Dataset ed = getBroadcastedInternalError();<a name="line.1810"></a> |
| <span class="sourceLineNo">1811</span> if (ed == null)<a name="line.1811"></a> |
| <span class="sourceLineNo">1812</span> return null;<a name="line.1812"></a> |
| <span class="sourceLineNo">1813</span><a name="line.1813"></a> |
| <span class="sourceLineNo">1814</span> return new double[] {getError(i)};<a name="line.1814"></a> |
| <span class="sourceLineNo">1815</span> }<a name="line.1815"></a> |
| <span class="sourceLineNo">1816</span><a name="line.1816"></a> |
| <span class="sourceLineNo">1817</span> @Override<a name="line.1817"></a> |
| <span class="sourceLineNo">1818</span> public double[] getErrorArray(final int i, final int j) {<a name="line.1818"></a> |
| <span class="sourceLineNo">1819</span> Dataset ed = getBroadcastedInternalError();<a name="line.1819"></a> |
| <span class="sourceLineNo">1820</span> if (ed == null)<a name="line.1820"></a> |
| <span class="sourceLineNo">1821</span> return null;<a name="line.1821"></a> |
| <span class="sourceLineNo">1822</span><a name="line.1822"></a> |
| <span class="sourceLineNo">1823</span> return new double[] {getError(i, j)};<a name="line.1823"></a> |
| <span class="sourceLineNo">1824</span> }<a name="line.1824"></a> |
| <span class="sourceLineNo">1825</span><a name="line.1825"></a> |
| <span class="sourceLineNo">1826</span> @Override<a name="line.1826"></a> |
| <span class="sourceLineNo">1827</span> public double[] getErrorArray(int... pos) {<a name="line.1827"></a> |
| <span class="sourceLineNo">1828</span> Dataset ed = getBroadcastedInternalError();<a name="line.1828"></a> |
| <span class="sourceLineNo">1829</span> if (ed == null)<a name="line.1829"></a> |
| <span class="sourceLineNo">1830</span> return null;<a name="line.1830"></a> |
| <span class="sourceLineNo">1831</span><a name="line.1831"></a> |
| <span class="sourceLineNo">1832</span> return new double[] {getError(pos)};<a name="line.1832"></a> |
| <span class="sourceLineNo">1833</span> }<a name="line.1833"></a> |
| <span class="sourceLineNo">1834</span><a name="line.1834"></a> |
| <span class="sourceLineNo">1835</span> protected Dataset getInternalSquaredError() {<a name="line.1835"></a> |
| <span class="sourceLineNo">1836</span> Dataset sed = getErrorBuffer().getBroadcastView(shape);<a name="line.1836"></a> |
| <span class="sourceLineNo">1837</span> return sed;<a name="line.1837"></a> |
| <span class="sourceLineNo">1838</span> }<a name="line.1838"></a> |
| <span class="sourceLineNo">1839</span><a name="line.1839"></a> |
| <span class="sourceLineNo">1840</span> @Override<a name="line.1840"></a> |
| <span class="sourceLineNo">1841</span> public Dataset getErrorBuffer() {<a name="line.1841"></a> |
| <span class="sourceLineNo">1842</span> ErrorMetadata emd = getErrorMetadata();<a name="line.1842"></a> |
| <span class="sourceLineNo">1843</span> if (emd == null)<a name="line.1843"></a> |
| <span class="sourceLineNo">1844</span> return null;<a name="line.1844"></a> |
| <span class="sourceLineNo">1845</span><a name="line.1845"></a> |
| <span class="sourceLineNo">1846</span> if (!(emd instanceof ErrorMetadataImpl)) {<a name="line.1846"></a> |
| <span class="sourceLineNo">1847</span> ILazyDataset led = emd.getError();<a name="line.1847"></a> |
| <span class="sourceLineNo">1848</span> Dataset ed;<a name="line.1848"></a> |
| <span class="sourceLineNo">1849</span> try {<a name="line.1849"></a> |
| <span class="sourceLineNo">1850</span> ed = DatasetUtils.sliceAndConvertLazyDataset(led);<a name="line.1850"></a> |
| <span class="sourceLineNo">1851</span> emd = MetadataFactory.createMetadata(ErrorMetadata.class);<a name="line.1851"></a> |
| <span class="sourceLineNo">1852</span> setMetadata(emd);<a name="line.1852"></a> |
| <span class="sourceLineNo">1853</span> emd.setError(ed);<a name="line.1853"></a> |
| <span class="sourceLineNo">1854</span> } catch (MetadataException me) {<a name="line.1854"></a> |
| <span class="sourceLineNo">1855</span> logger.error("Could not create metadata", me);<a name="line.1855"></a> |
| <span class="sourceLineNo">1856</span> } catch (DatasetException e) {<a name="line.1856"></a> |
| <span class="sourceLineNo">1857</span> logger.error("Could not get data from lazy dataset", e);<a name="line.1857"></a> |
| <span class="sourceLineNo">1858</span> }<a name="line.1858"></a> |
| <span class="sourceLineNo">1859</span> }<a name="line.1859"></a> |
| <span class="sourceLineNo">1860</span><a name="line.1860"></a> |
| <span class="sourceLineNo">1861</span> return ((ErrorMetadataImpl) emd).getSquaredError();<a name="line.1861"></a> |
| <span class="sourceLineNo">1862</span> }<a name="line.1862"></a> |
| <span class="sourceLineNo">1863</span><a name="line.1863"></a> |
| <span class="sourceLineNo">1864</span> /**<a name="line.1864"></a> |
| <span class="sourceLineNo">1865</span> * Set a copy of the buffer that backs the (squared) error data<a name="line.1865"></a> |
| <span class="sourceLineNo">1866</span> * @param buffer can be null, anything that can be used to create a DoubleDataset or CompoundDoubleDataset<a name="line.1866"></a> |
| <span class="sourceLineNo">1867</span> */<a name="line.1867"></a> |
| <span class="sourceLineNo">1868</span> @Override<a name="line.1868"></a> |
| <span class="sourceLineNo">1869</span> public void setErrorBuffer(Serializable buffer) {<a name="line.1869"></a> |
| <span class="sourceLineNo">1870</span> if (shape == null) {<a name="line.1870"></a> |
| <span class="sourceLineNo">1871</span> throw new IllegalArgumentException("Cannot set error buffer for null dataset");<a name="line.1871"></a> |
| <span class="sourceLineNo">1872</span> }<a name="line.1872"></a> |
| <span class="sourceLineNo">1873</span> if (buffer == null) {<a name="line.1873"></a> |
| <span class="sourceLineNo">1874</span> clearMetadata(ErrorMetadata.class);<a name="line.1874"></a> |
| <span class="sourceLineNo">1875</span> return;<a name="line.1875"></a> |
| <span class="sourceLineNo">1876</span> }<a name="line.1876"></a> |
| <span class="sourceLineNo">1877</span><a name="line.1877"></a> |
| <span class="sourceLineNo">1878</span> IDataset d = (IDataset) createFromSerializable(buffer, false);<a name="line.1878"></a> |
| <span class="sourceLineNo">1879</span> ErrorMetadata emd = getErrorMetadata();<a name="line.1879"></a> |
| <span class="sourceLineNo">1880</span> if (!(emd instanceof ErrorMetadataImpl)) {<a name="line.1880"></a> |
| <span class="sourceLineNo">1881</span> try {<a name="line.1881"></a> |
| <span class="sourceLineNo">1882</span> emd = MetadataFactory.createMetadata(ErrorMetadata.class);<a name="line.1882"></a> |
| <span class="sourceLineNo">1883</span> setMetadata(emd);<a name="line.1883"></a> |
| <span class="sourceLineNo">1884</span> } catch (MetadataException me) {<a name="line.1884"></a> |
| <span class="sourceLineNo">1885</span> logger.error("Could not create metadata", me);<a name="line.1885"></a> |
| <span class="sourceLineNo">1886</span> }<a name="line.1886"></a> |
| <span class="sourceLineNo">1887</span> }<a name="line.1887"></a> |
| <span class="sourceLineNo">1888</span> ((ErrorMetadataImpl) emd).setSquaredError(d);<a name="line.1888"></a> |
| <span class="sourceLineNo">1889</span> }<a name="line.1889"></a> |
| <span class="sourceLineNo">1890</span>}<a name="line.1890"></a> |
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| </div> |
| </body> |
| </html> |
