Here are the examples of the java api class android.renderscript.Matrix3f taken from open source projects.
1. BestBlur#doDesaturate()
Project: HTextView
File: BestBlur.java
File: BestBlur.java
private void doDesaturate(float normalizedAmount, Allocation input, Allocation output) { Matrix3f m = new Matrix3f(new float[] { MathUtil.interpolate(1, 0.299f, normalizedAmount), MathUtil.interpolate(0, 0.299f, normalizedAmount), MathUtil.interpolate(0, 0.299f, normalizedAmount), MathUtil.interpolate(0, 0.587f, normalizedAmount), MathUtil.interpolate(1, 0.587f, normalizedAmount), MathUtil.interpolate(0, 0.587f, normalizedAmount), MathUtil.interpolate(0, 0.114f, normalizedAmount), MathUtil.interpolate(0, 0.114f, normalizedAmount), MathUtil.interpolate(1, 0.114f, normalizedAmount) }); mSIGrey.setColorMatrix(m); mSIGrey.forEach(input, output); }