/** Faster precomputed version of LightModel that only works for axis planar sides */
public class SimpleBrightnessModel implements CCRenderState.IVertexOperation {
public static final int operationIndex = CCRenderState.registerOperation();
public static SimpleBrightnessModel instance = new SimpleBrightnessModel();
public IBlockAccess access;
public BlockCoord pos = new BlockCoord();
private int sampled = 0;
private int[] samples = new int[6];
private BlockCoord c = new BlockCoord();
public void locate(IBlockAccess a, int x, int y, int z) {
access = a;
pos.set(x, y, z);
sampled = 0;
}
public int sample(int side) {
if ((sampled & 1 << side) == 0) {
c.set(pos).offset(side);
Block block = access.getBlock(c.x, c.y, c.z);
samples[side] =
access.getLightBrightnessForSkyBlocks(
c.x, c.y, c.z, block.getLightValue(access, c.x, c.y, c.z));
sampled |= 1 << side;
}
return samples[side];
}
@Override
public boolean load() {
CCRenderState.pipeline.addDependency(CCRenderState.sideAttrib);
return true;
}
@Override
public void operate() {
CCRenderState.setBrightness(sample(CCRenderState.side));
}
@Override
public int operationID() {
return operationIndex;
}
}
@Override
public void operate() {
CCRenderState.setBrightness(sample(CCRenderState.side));
}
