/** Applies blur to current off-screen bitmap */
public void applyBlur() {
// Copy current bitmap into allocation
mAllocationBitmap.copyFrom(mBitmap);
// Set script variables
mScriptStackBlur.bind_dv(mAllocationDv);
mScriptStackBlur.set_bitmap(mAllocationBitmap);
mScriptStackBlur.set_bitmapTmp(mAllocationBitmapTmp);
mScriptStackBlur.set_sizeStruct(mSizeStruct);
mScriptStackBlur.set_radiusStruct(mRadiusStruct);
// On first step iterate over y = [0, mBitmap.getHeight]
mLaunchOptions.setX(0, 1);
mLaunchOptions.setY(0, mBitmap.getHeight());
mScriptStackBlur.forEach_blurHorizontal(mAllocationBitmap, mLaunchOptions);
// On second step iterate over x = [0, mBitmap.getWidth]
mLaunchOptions.setX(0, mBitmap.getWidth());
mLaunchOptions.setY(0, 1);
mScriptStackBlur.forEach_blurVertical(mAllocationBitmap, mLaunchOptions);
// Copy bitmap allocation back to off-screen bitmap
mAllocationBitmap.copyTo(mBitmap);
}
protected void blur() {
mBlurInput.copyFrom(mBitmapToBlur);
mBlurScript.setInput(mBlurInput);
mBlurScript.forEach(mBlurOutput);
mBlurOutput.copyTo(mBlurredBitmap);
}