[1.20.4] Feat: Skybox and fog colors

common/src/main/java/com/lambda/mixin/render/RenderSystemMixin.java

@@ -0,0 +1,26 @@
+package com.lambda.mixin.render;
+
+import com.lambda.module.modules.render.WorldColors;
+import com.mojang.blaze3d.systems.RenderSystem;
+import org.spongepowered.asm.mixin.Final;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.Shadow;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Inject;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
+
+@Mixin(RenderSystem.class)
+public class RenderSystemMixin {
+    @Shadow @Final private static float[] shaderFogColor;
+
+    @Inject(method = "_setShaderFogColor", at = @At(value ="HEAD"), cancellable = true)
+    private static void onSetShaderFogColor(float red, float green, float blue, float alpha, CallbackInfo ci){
+        if (WorldColors.INSTANCE.isEnabled() && WorldColors.getCustomFog()){
+            ci.cancel();
+            shaderFogColor[0] = WorldColors.getFogColor().getRed() / 255f;
+            shaderFogColor[1] = WorldColors.getFogColor().getGreen() / 255f;
+            shaderFogColor[2] = WorldColors.getFogColor().getBlue() / 255f;
+            shaderFogColor[3] = WorldColors.getFogColor().getAlpha() / 255f;
+        }
+    }
+}

common/src/main/java/com/lambda/mixin/render/WorldRendererMixin.java

@@ -1,8 +1,11 @@
 package com.lambda.mixin.render;
 
 import com.lambda.module.modules.player.Freecam;
+import com.lambda.module.modules.render.WorldColors;
 import net.minecraft.client.render.Camera;
 import net.minecraft.client.render.WorldRenderer;
+import net.minecraft.client.world.ClientWorld;
+import net.minecraft.util.math.Vec3d;
 import org.spongepowered.asm.mixin.Mixin;
 import org.spongepowered.asm.mixin.injection.At;
 import org.spongepowered.asm.mixin.injection.ModifyArg;
@@ -19,4 +22,12 @@ private boolean renderIsThirdPerson(Camera camera) {
     private boolean renderSetupTerrainModifyArg(boolean spectator) {
         return Freecam.INSTANCE.isEnabled() || spectator;
     }
+
+    @Redirect(method = "renderSky(Lnet/minecraft/client/util/math/MatrixStack;Lorg/joml/Matrix4f;FLnet/minecraft/client/render/Camera;ZLjava/lang/Runnable;)V", at = @At(value = "INVOKE", target = "Lnet/minecraft/client/world/ClientWorld;getSkyColor(Lnet/minecraft/util/math/Vec3d;F)Lnet/minecraft/util/math/Vec3d;"))
+    private Vec3d redirectSkyColor(ClientWorld world, Vec3d cameraPos, float tickDelta){
+        if (WorldColors.INSTANCE.isEnabled() && WorldColors.getCustomSky()){
+           return new Vec3d(WorldColors.getSkyColor().getRed() / 255f, WorldColors.getSkyColor().getGreen() / 255f, WorldColors.getSkyColor().getBlue() / 255f);
+        }
+        return world.getSkyColor(cameraPos, tickDelta);
+    }
 }

common/src/main/kotlin/com/lambda/module/modules/render/WorldColors.kt

@@ -0,0 +1,20 @@
+package com.lambda.module.modules.render
+
+import com.lambda.module.Module
+import com.lambda.module.tag.ModuleTag
+import java.awt.Color
+
+object WorldColors : Module(
+    name = "World Colors",
+    description = "Changes the color of the sky",
+    defaultTags = setOf(ModuleTag.RENDER)
+){
+    @JvmStatic
+    val customSky by setting("Sky Color", true)
+    @JvmStatic
+    val skyColor by setting("Color", Color(255, 24, 75), "The color of your sky") { customSky }
+    @JvmStatic
+    val customFog by setting("Fog",false)
+    @JvmStatic
+    val fogColor by setting("Color", Color(255, 24, 75, 255), "The color of your horizon") { customFog }
+}

common/src/main/resources/lambda.mixins.common.json

@@ -30,6 +30,7 @@
     "render.LightmapTextureManagerMixin",
     "render.LivingEntityRendererMixin",
     "render.RenderLayersMixin",
+    "render.RenderSystemMixin",
     "render.RenderTickCounterMixin",
     "render.ScreenHandlerMixin",
     "render.VertexBufferMixin",