public void setEffectsTexture(Texture newEffectsTexture) {
if ((effectsTexture.getWidth() == newEffectsTexture.getWidth())
&& (effectsTexture.getHeight() == newEffectsTexture.getHeight())) {
this.effectsTexture = newEffectsTexture;
} else {
// This should not be possible with the current BlockSelectionRenderSystem implementation
throw new RuntimeException(
"New effectsTexture must have same height and width as the original effectsTexture");
}
}
public void beginRenderOverlay() {
if (effectsTexture == null || !effectsTexture.isLoaded()) {
return;
}
defaultTextured.activateFeature(ShaderProgramFeature.FEATURE_ALPHA_REJECT);
defaultTextured.enable();
glBindTexture(GL11.GL_TEXTURE_2D, effectsTexture.getId());
glEnable(GL11.GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
}