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BlockRenderPassManager.java
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BlockRenderPassManager.java
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package me.jellysquid.mods.sodium.client.render.chunk.passes;
import it.unimi.dsi.fastutil.objects.Reference2IntArrayMap;
import net.minecraft.util.BlockRenderLayer;
/**
* Maps vanilla render layers to render passes used by Sodium. This provides compatibility with the render layers already
* used by the base game.
*/
public class BlockRenderPassManager {
private final Reference2IntArrayMap<BlockRenderLayer> mappingsId = new Reference2IntArrayMap<>();
public BlockRenderPassManager() {
this.mappingsId.defaultReturnValue(-1);
}
public int getRenderPassId(BlockRenderLayer layer) {
int pass = this.mappingsId.getInt(layer);
if (pass < 0) {
throw new NullPointerException("No render pass exists for layer: " + layer);
}
return pass;
}
private void addMapping(BlockRenderLayer layer, BlockRenderPass type) {
if (this.mappingsId.put(layer, type.ordinal()) >= 0) {
throw new IllegalArgumentException("Layer target already defined for " + layer);
}
}
/**
* Creates a set of render pass mappings to vanilla render layers which closely mirrors the rendering
* behavior of vanilla.
*/
public static BlockRenderPassManager createDefaultMappings() {
BlockRenderPassManager mapper = new BlockRenderPassManager();
mapper.addMapping(BlockRenderLayer.SOLID, BlockRenderPass.SOLID);
mapper.addMapping(BlockRenderLayer.CUTOUT_MIPPED, BlockRenderPass.CUTOUT_MIPPED);
mapper.addMapping(BlockRenderLayer.CUTOUT, BlockRenderPass.CUTOUT);
mapper.addMapping(BlockRenderLayer.TRANSLUCENT, BlockRenderPass.TRANSLUCENT);
return mapper;
}
public BlockRenderPass getRenderPassForLayer(BlockRenderLayer layer) {
return this.getRenderPass(this.getRenderPassId(layer));
}
public BlockRenderPass getRenderPass(int i) {
return BlockRenderPass.VALUES[i];
}
}