/**
* renders a filter on a fullscreen quad
*
* @param r
* @param buff
* @param mat
*/
private void renderProcessing(Renderer r, FrameBuffer buff, Material mat) {
if (buff == outputBuffer) {
fsQuad.setWidth(width);
fsQuad.setHeight(height);
filterCam.resize(originalWidth, originalHeight, true);
fsQuad.setPosition(left * originalWidth, bottom * originalHeight);
} else {
fsQuad.setWidth(buff.getWidth());
fsQuad.setHeight(buff.getHeight());
filterCam.resize(buff.getWidth(), buff.getHeight(), true);
fsQuad.setPosition(0, 0);
}
if (mat.getAdditionalRenderState().isDepthWrite()) {
mat.getAdditionalRenderState().setDepthTest(false);
mat.getAdditionalRenderState().setDepthWrite(false);
}
fsQuad.setMaterial(mat);
fsQuad.updateGeometricState();
renderManager.setCamera(filterCam, true);
r.setFrameBuffer(buff);
r.clearBuffers(false, true, true);
renderManager.renderGeometry(fsQuad);
}
