minecraft-src/net/minecraft/client/renderer/entity/layers/LivingEntityEmissiveLayer.java
2025-07-04 02:49:36 +03:00

77 lines
3.1 KiB
Java

package net.minecraft.client.renderer.entity.layers;
import com.mojang.blaze3d.vertex.PoseStack;
import com.mojang.blaze3d.vertex.VertexConsumer;
import java.util.List;
import java.util.function.Function;
import net.fabricmc.api.EnvType;
import net.fabricmc.api.Environment;
import net.minecraft.client.model.EntityModel;
import net.minecraft.client.model.geom.ModelPart;
import net.minecraft.client.renderer.MultiBufferSource;
import net.minecraft.client.renderer.RenderType;
import net.minecraft.client.renderer.entity.LivingEntityRenderer;
import net.minecraft.client.renderer.entity.RenderLayerParent;
import net.minecraft.client.renderer.entity.state.LivingEntityRenderState;
import net.minecraft.resources.ResourceLocation;
import net.minecraft.util.ARGB;
import net.minecraft.util.Mth;
@Environment(EnvType.CLIENT)
public class LivingEntityEmissiveLayer<S extends LivingEntityRenderState, M extends EntityModel<S>> extends RenderLayer<S, M> {
private final ResourceLocation texture;
private final LivingEntityEmissiveLayer.AlphaFunction<S> alphaFunction;
private final LivingEntityEmissiveLayer.DrawSelector<S, M> drawSelector;
private final Function<ResourceLocation, RenderType> bufferProvider;
public LivingEntityEmissiveLayer(
RenderLayerParent<S, M> renderer,
ResourceLocation texture,
LivingEntityEmissiveLayer.AlphaFunction<S> alphaFunction,
LivingEntityEmissiveLayer.DrawSelector<S, M> drawSelector,
Function<ResourceLocation, RenderType> bufferProvider
) {
super(renderer);
this.texture = texture;
this.alphaFunction = alphaFunction;
this.drawSelector = drawSelector;
this.bufferProvider = bufferProvider;
}
public void render(PoseStack poseStack, MultiBufferSource bufferSource, int packedLight, S renderState, float yRot, float xRot) {
if (!renderState.isInvisible) {
if (this.onlyDrawSelectedParts(renderState)) {
VertexConsumer vertexConsumer = bufferSource.getBuffer((RenderType)this.bufferProvider.apply(this.texture));
float f = this.alphaFunction.apply(renderState, renderState.ageInTicks);
int i = ARGB.color(Mth.floor(f * 255.0F), 255, 255, 255);
this.getParentModel().renderToBuffer(poseStack, vertexConsumer, packedLight, LivingEntityRenderer.getOverlayCoords(renderState, 0.0F), i);
this.resetDrawForAllParts();
}
}
}
private boolean onlyDrawSelectedParts(S renderState) {
List<ModelPart> list = this.drawSelector.getPartsToDraw(this.getParentModel(), renderState);
if (list.isEmpty()) {
return false;
} else {
this.getParentModel().allParts().forEach(modelPart -> modelPart.skipDraw = true);
list.forEach(modelPart -> modelPart.skipDraw = false);
return true;
}
}
private void resetDrawForAllParts() {
this.getParentModel().allParts().forEach(modelPart -> modelPart.skipDraw = false);
}
@Environment(EnvType.CLIENT)
public interface AlphaFunction<S extends LivingEntityRenderState> {
float apply(S livingEntityRenderState, float f);
}
@Environment(EnvType.CLIENT)
public interface DrawSelector<S extends LivingEntityRenderState, M extends EntityModel<S>> {
List<ModelPart> getPartsToDraw(M entityModel, S livingEntityRenderState);
}
}