From e373969b34384f8164160bd0e271cb0653624a2a Mon Sep 17 00:00:00 2001
From: coolGi <sasanaps@hotmail.com>
Date: Sat, 18 Feb 2023 20:00:54 +1030
Subject: [PATCH] Added ability to change vanilla's lod bias

---
 coreSubProjects                               |  2 +-
 .../mixins/client/MixinTextureUtil.java       | 27 +++++++++++++++++++
 .../resources/DistantHorizons.mixins.json     |  1 +
 3 files changed, 29 insertions(+), 1 deletion(-)
 create mode 100644 fabric/src/main/java/com/seibel/lod/fabric/mixins/client/MixinTextureUtil.java

diff --git a/coreSubProjects b/coreSubProjects
index 49b345776..e695c1887 160000
--- a/coreSubProjects
+++ b/coreSubProjects
@@ -1 +1 @@
-Subproject commit 49b345776fa93a492c45223a0e1aca541e432c2f
+Subproject commit e695c1887169c6685300047c61b334862ebc1b83
diff --git a/fabric/src/main/java/com/seibel/lod/fabric/mixins/client/MixinTextureUtil.java b/fabric/src/main/java/com/seibel/lod/fabric/mixins/client/MixinTextureUtil.java
new file mode 100644
index 000000000..f144c1afe
--- /dev/null
+++ b/fabric/src/main/java/com/seibel/lod/fabric/mixins/client/MixinTextureUtil.java
@@ -0,0 +1,27 @@
+package com.seibel.lod.fabric.mixins.client;
+
+import com.mojang.blaze3d.platform.GlStateManager;
+import com.mojang.blaze3d.platform.TextureUtil;
+import com.seibel.lod.core.config.Config;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Redirect;
+
+/**
+ * Sets Minecraft's LOD Bias (looks similar to mipmaps)
+ *
+ * @author coolGi
+ */
+@Mixin(TextureUtil.class)
+public class MixinTextureUtil {
+    @Redirect(method = "Lcom/mojang/blaze3d/platform/TextureUtil;prepareImage(Lcom/mojang/blaze3d/platform/NativeImage$InternalGlFormat;IIII)V",
+            at = @At(value = "INVOKE", target = "Lcom/mojang/blaze3d/platform/GlStateManager;_texParameter(IIF)V"))
+    private static void setLodBias(int target, int pname, float param) {
+        float biasValue = Config.Client.Graphics.AdvancedGraphics.lodBias.get().floatValue();
+        if (biasValue != 0) {
+            // The target is GL11.GL_TEXTURE_2D
+            // And the pname is GL14.GL_TEXTURE_LOD_BIAS
+            GlStateManager._texParameter(target, pname, biasValue);
+        }
+    }
+}
diff --git a/fabric/src/main/resources/DistantHorizons.mixins.json b/fabric/src/main/resources/DistantHorizons.mixins.json
index 23233091c..4113ef197 100644
--- a/fabric/src/main/resources/DistantHorizons.mixins.json
+++ b/fabric/src/main/resources/DistantHorizons.mixins.json
@@ -18,6 +18,7 @@
     "client.MixinLightmap",
     "client.MixinOptionsScreen",
     "client.MixinMinecraft",
+    "client.MixinTextureUtil",
     "mods.sodium.MixinSodiumChunkRenderer"
   ],
   "injectors": {