That's one heck of a commit you've got there...

I may have got a bit behind with version control. A lot behind, in fact. Maybe I'll go back and split this sometime - then again, I probably won't. But hey, at least it's here!
2019-08-18 00:04:18 +01:00
parent 2680d02304
commit f37812be3e
1564 changed files with 47652 additions and 12984 deletions
@@ -0,0 +1,153 @@
+package electroblob.wizardry.client.renderer;
+
+import electroblob.wizardry.Wizardry;
+import electroblob.wizardry.block.BlockStatue;
+import electroblob.wizardry.registry.WizardryPotions;
+import net.minecraft.client.Minecraft;
+import net.minecraft.client.model.ModelBase;
+import net.minecraft.client.model.ModelBiped;
+import net.minecraft.client.model.ModelPlayer;
+import net.minecraft.client.renderer.GlStateManager;
+import net.minecraft.client.renderer.GlStateManager.DestFactor;
+import net.minecraft.client.renderer.GlStateManager.SourceFactor;
+import net.minecraft.client.renderer.OpenGlHelper;
+import net.minecraft.client.renderer.entity.Render;
+import net.minecraft.client.renderer.entity.RenderLivingBase;
+import net.minecraft.client.renderer.entity.RenderPlayer;
+import net.minecraft.client.renderer.entity.layers.LayerRenderer;
+import net.minecraft.entity.Entity;
+import net.minecraft.entity.EntityLivingBase;
+import net.minecraft.util.ResourceLocation;
+import net.minecraft.util.math.BlockPos;
+import net.minecraft.util.math.MathHelper;
+import org.lwjgl.opengl.GL11;
+
+/**
+ * Layer used to render the frost texture on a creature with the frostbite effect. Handles dynamic tiling of the texture.
+ * 
+ * @author Electroblob
+ * @since Wizardry 1.2
+ */
+public class LayerFrost implements LayerRenderer<EntityLivingBase> {
+
+	protected ModelBase model;
+	private final RenderLivingBase<?> renderer;
+
+	private static final ResourceLocation texture = new ResourceLocation(Wizardry.MODID, "textures/entity/frost_overlay.png");
+
+	public static void initialiseLayers(){
+
+		for(Render<? extends Entity> renderer : Minecraft.getMinecraft().getRenderManager().entityRenderMap.values()){
+			// Because the zombie classes are now split properly, their renderers play nicely like everything else.
+			if(renderer instanceof RenderLivingBase){
+				// Adds a frost layer to all the living entity renderers in the game. Whether it is actually rendered
+				// is decided in doRenderLayer below on a per-entity basis.
+				((RenderLivingBase<?>)renderer).addLayer(new LayerFrost((RenderLivingBase<?>)renderer));
+			}
+		}
+
+		for(RenderPlayer renderer : Minecraft.getMinecraft().getRenderManager().getSkinMap().values()){
+			renderer.addLayer(new LayerFrost(renderer));
+		}
+	}
+
+	public LayerFrost(RenderLivingBase<?> renderer){
+		this.renderer = renderer;
+		this.model = renderer.getMainModel();
+	}
+
+	@Override
+	public void doRenderLayer(EntityLivingBase entity, float limbSwing, float limbSwingAmount, float partialTicks,
+			float ageInTicks, float netHeadYaw, float headPitch, float scale){
+
+		if(entity.isPotionActive(WizardryPotions.frost) || entity.getEntityData().getBoolean(BlockStatue.FROZEN_NBT_KEY)){
+
+			GlStateManager.enableLighting();
+			int i = this.getBlockBrightnessForEntity(entity, partialTicks);
+
+			int j = i % 65536;
+			int k = i / 65536;
+			OpenGlHelper.setLightmapTextureCoords(OpenGlHelper.lightmapTexUnit, (float)j / 1.0F, (float)k / 1.0F);
+
+			// Frost texture
+			GlStateManager.enableBlend();
+			GlStateManager.blendFunc(SourceFactor.SRC_ALPHA, DestFactor.ONE_MINUS_SRC_ALPHA);
+			this.renderer.bindTexture(texture);
+			this.renderEntityModel(entity, limbSwing, limbSwingAmount, partialTicks, ageInTicks, netHeadYaw,
+					headPitch, scale);
+			GlStateManager.disableBlend();
+			
+		}
+	}
+
+	private int getBlockBrightnessForEntity(Entity entity, float partialTicks){
+
+		BlockPos.MutableBlockPos pos = new BlockPos.MutableBlockPos(MathHelper.floor(entity.posX), 0,
+				MathHelper.floor(entity.posZ));
+
+		if(entity.world.isBlockLoaded(pos)){
+			pos.setY(MathHelper.floor(entity.posY + (double)entity.getEyeHeight()));
+			return entity.world.getCombinedLight(pos, 0);
+		}else{
+			return 0;
+		}
+	}
+
+	private void renderEntityModel(EntityLivingBase entity, float limbSwing, float limbSwingAmount, float partialTicks,
+			float ageInTicks, float netHeadYaw, float headPitch, float scale){
+
+		GlStateManager.pushMatrix();
+		// Enables tiling (Also used for guardian beam, beacon beam and ender crystal beam)
+		GlStateManager.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_WRAP_S, GL11.GL_REPEAT);
+		GlStateManager.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_WRAP_T, GL11.GL_REPEAT);
+
+		GlStateManager.depthMask(true); // Some entities set depth mask to false (i.e. no sorting of faces by depth)
+		// In particular, LayerSpiderEyes sets it to false when the spider is invisible, for some reason.
+
+		// Changes the scale at which the texture is applied to the model. See LayerCreeper for a similar example,
+		// but with translation instead of scaling.
+		// NOTE: You can do all sorts of fun stuff with this, just by applying transformations in the 2D texture space.
+		GlStateManager.matrixMode(GL11.GL_TEXTURE);
+		GlStateManager.loadIdentity();
+		double scaleX = 1, scaleY = 1;
+		// It's more logical to use the model's texture size, but some classes don't bother setting it properly
+		// (e.g. ModelVillager), so to get the correct dimensions I'm getting them from the first box instead.
+		if(model.boxList != null && model.boxList.get(0) != null){
+			scaleX = (double)model.boxList.get(0).textureWidth / 16d;
+			scaleY = (double)model.boxList.get(0).textureHeight / 16d;
+		}else{ // Fallback to model fields; should never be needed
+			scaleX = (double)model.textureWidth / 16d;
+			scaleY = (double)model.textureHeight / 16d;
+		}
+		GlStateManager.scale(scaleX, scaleY, 1);
+		GlStateManager.matrixMode(GL11.GL_MODELVIEW);
+		
+		// Hides the hat layer for bipeds
+		if(this.model instanceof ModelBiped) ((ModelBiped)this.model).bipedHeadwear.isHidden = true;
+
+		if(this.model instanceof ModelPlayer){
+			((ModelPlayer)this.model).bipedBodyWear.isHidden = true;
+			((ModelPlayer)this.model).bipedLeftArmwear.isHidden = true;
+			((ModelPlayer)this.model).bipedRightArmwear.isHidden = true;
+			((ModelPlayer)this.model).bipedLeftLegwear.isHidden = true;
+			((ModelPlayer)this.model).bipedRightLegwear.isHidden = true;
+		}
+
+		this.model.setLivingAnimations(entity, limbSwing, limbSwingAmount, partialTicks);
+		this.model.render(entity, limbSwing, limbSwingAmount, ageInTicks, netHeadYaw, headPitch, scale);
+
+		if(this.model instanceof ModelBiped) ((ModelBiped)this.model).bipedHeadwear.isHidden = false;
+
+		// Undoes the texture scaling
+		GlStateManager.matrixMode(GL11.GL_TEXTURE);
+		GlStateManager.loadIdentity();
+		GlStateManager.matrixMode(GL11.GL_MODELVIEW);
+
+		GlStateManager.popMatrix();
+	}
+
+	@Override
+	public boolean shouldCombineTextures(){
+		return false;
+	}
+}