VulkanShader_1.21.10-0.0.4-alpha.jar

• VulkanShader_1.21.10-0.0.4-alpha.jar
• net
• vulkanmod
• mixin
• render
• entity
• model
• ModelPartM.java

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    package net.vulkanmod.mixin.render.entity.model;

import java.util.List;
import net.minecraft.class_4587;
import net.minecraft.class_4588;
import net.minecraft.class_630;
import net.vulkanmod.interfaces.ExtendedVertexBuilder;
import net.vulkanmod.interfaces.ModelPartCubeMixed;
import net.vulkanmod.render.model.CubeModel;
import net.vulkanmod.render.vertex.format.I32_SNorm;
import net.vulkanmod.vulkan.util.ColorUtil;
import org.joml.Matrix3f;
import org.joml.Matrix4f;
import org.joml.Vector3f;
import org.spongepowered.asm.mixin.Final;
import org.spongepowered.asm.mixin.Mixin;
import org.spongepowered.asm.mixin.Shadow;
import org.spongepowered.asm.mixin.Unique;
import org.spongepowered.asm.mixin.injection.At;
import org.spongepowered.asm.mixin.injection.Inject;
import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;

@Mixin({class_630.class})
public abstract class ModelPartM {
   @Shadow
   @Final
   private List<class_630.class_628> field_3663;
   @Unique
   Vector3f normal = new Vector3f();

   @Inject(
      method = {"method_22702"},
      at = {@At("HEAD")},
      cancellable = true
   )
   private void injCompile(class_4587.class_4665 pose, class_4588 vertexConsumer, int light, int overlay, int color, CallbackInfo ci) {
      this.renderCubes(pose, vertexConsumer, light, overlay, color);
      ci.cancel();
   }

   @Unique
   public void renderCubes(class_4587.class_4665 pose, class_4588 vertexConsumer, int light, int overlay, int color) {
      Matrix4f matrix4f = pose.method_23761();
      Matrix3f matrix3f = pose.method_23762();
      ExtendedVertexBuilder vertexBuilder = ExtendedVertexBuilder.of(vertexConsumer);
      boolean useFastFormat = vertexBuilder != null && vertexBuilder.canUseFastVertex();
      if (useFastFormat) {
         color = ColorUtil.RGBA.fromArgb32(color);

         for(class_630.class_628 cube : this.field_3663) {
            ModelPartCubeMixed cubeMixed = (ModelPartCubeMixed)cube;
            CubeModel cubeModel = cubeMixed.getCubeModel();
            CubeModel.Polygon[] polygons = cubeModel.getPolygons();
            cubeModel.transformVertices(matrix4f);

            for(CubeModel.Polygon polygon : polygons) {
               matrix3f.transform(this.normal.set(polygon.normal()));
               this.normal.normalize();
               int packedNormal = I32_SNorm.packNormal(this.normal.x(), this.normal.y(), this.normal.z());
               CubeModel.Vertex[] vertices = polygon.vertices();

               for(CubeModel.Vertex vertex : vertices) {
                  Vector3f pos = vertex.pos();
                  vertexBuilder.vertex(pos.x(), pos.y(), pos.z(), color, vertex.u(), vertex.v(), overlay, light, packedNormal);
               }
            }
         }
      } else {
         for(class_630.class_628 cube : this.field_3663) {
            ModelPartCubeMixed cubeMixed = (ModelPartCubeMixed)cube;
            CubeModel cubeModel = cubeMixed.getCubeModel();
            CubeModel.Polygon[] polygons = cubeModel.getPolygons();
            cubeModel.transformVertices(matrix4f);

            for(CubeModel.Polygon polygon : polygons) {
               matrix3f.transform(this.normal.set(polygon.normal()));
               this.normal.normalize();
               CubeModel.Vertex[] vertices = polygon.vertices();

               for(CubeModel.Vertex vertex : vertices) {
                  Vector3f pos = vertex.pos();
                  vertexConsumer.method_23919(pos.x(), pos.y(), pos.z(), color, vertex.u(), vertex.v(), overlay, light, this.normal.x(), this.normal.y(), this.normal.z());
               }
            }
         }
      }

   }
}
    

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