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32 lines
598 B
Java
32 lines
598 B
Java
package gab.opencv;
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import processing.core.*;
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import org.opencv.core.Mat;
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public class Histogram {
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private Mat mat;
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private PApplet parent;
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public Histogram(PApplet parent, Mat mat){
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this.mat = mat;
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this.parent = parent;
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}
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public void draw(int x, int y, int w, int h) {
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parent.pushMatrix();
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parent.translate(x, y);
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int numBins = mat.height();
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float binWidth = w/(float)numBins;
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for (int i = 0; i < numBins; i++) {
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float v = (float)mat.get(i, 0)[0];
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parent.rect(i*binWidth, h, binWidth, -h*v);
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}
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parent.popMatrix();
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}
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public Mat getMat(){
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return mat;
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}
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}
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