From 96258140324fd65f6d7a107e11eaa416e793493e Mon Sep 17 00:00:00 2001
From: Cloudburst <serek.lego@gmail.com>
Date: Mon, 24 May 2021 08:34:13 +0200
Subject: [PATCH] Added Shaders

---
 .../rejects/MeteorRejectsAddon.java           |  1 +
 .../rejects/mixin/GameRendererMixin.java      | 30 +++++++
 .../cloudburst/rejects/modules/Shaders.java   | 79 +++++++++++++++++++
 src/main/resources/meteor-rejects.mixins.json |  3 +-
 4 files changed, 112 insertions(+), 1 deletion(-)
 create mode 100644 src/main/java/cloudburst/rejects/mixin/GameRendererMixin.java
 create mode 100644 src/main/java/cloudburst/rejects/modules/Shaders.java

diff --git a/src/main/java/cloudburst/rejects/MeteorRejectsAddon.java b/src/main/java/cloudburst/rejects/MeteorRejectsAddon.java
index 2123f2b..0eaab35 100644
--- a/src/main/java/cloudburst/rejects/MeteorRejectsAddon.java
+++ b/src/main/java/cloudburst/rejects/MeteorRejectsAddon.java
@@ -36,6 +36,7 @@ public class MeteorRejectsAddon extends MeteorAddon {
 		modules.add(new NewChunks());
 		modules.add(new ObsidianFarm());
 		modules.add(new RenderInvisible());
+		modules.add(new Shaders());
 		modules.add(new SkeletonESP());
 		modules.add(new Sneak());
 		modules.add(new SoundLocator());
diff --git a/src/main/java/cloudburst/rejects/mixin/GameRendererMixin.java b/src/main/java/cloudburst/rejects/mixin/GameRendererMixin.java
new file mode 100644
index 0000000..deb69c4
--- /dev/null
+++ b/src/main/java/cloudburst/rejects/mixin/GameRendererMixin.java
@@ -0,0 +1,30 @@
+package cloudburst.rejects.mixin;
+
+import org.spongepowered.asm.mixin.Final;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.Shadow;
+import org.spongepowered.asm.mixin.injection.*;
+
+import net.minecraft.client.MinecraftClient;
+import net.minecraft.client.gl.ShaderEffect;
+import net.minecraft.client.render.GameRenderer;
+
+import cloudburst.rejects.modules.Shaders;
+import minegame159.meteorclient.systems.modules.Modules;
+
+@Mixin(GameRenderer.class)
+public class GameRendererMixin {
+    @Shadow @Final private MinecraftClient client;
+
+    @Redirect(method = "render", at = @At(value = "FIELD", target = "Lnet/minecraft/client/render/GameRenderer;shader:Lnet/minecraft/client/gl/ShaderEffect;", ordinal = 0))
+	private ShaderEffect renderShader(GameRenderer renderer, float tickDelta) {
+        ShaderEffect shader = Modules.get().get(Shaders.class).getShaderEffect();
+
+        if (shader != null) {
+            shader.setupDimensions(client.getWindow().getFramebufferWidth(), client.getWindow().getFramebufferHeight());
+			shader.render(tickDelta);
+        }
+
+        return null;
+    }
+}
diff --git a/src/main/java/cloudburst/rejects/modules/Shaders.java b/src/main/java/cloudburst/rejects/modules/Shaders.java
new file mode 100644
index 0000000..158711e
--- /dev/null
+++ b/src/main/java/cloudburst/rejects/modules/Shaders.java
@@ -0,0 +1,79 @@
+package cloudburst.rejects.modules;
+
+import java.io.IOException;
+
+import net.minecraft.client.gl.ShaderEffect;
+import net.minecraft.util.Identifier;
+
+import cloudburst.rejects.MeteorRejectsAddon;
+import minegame159.meteorclient.settings.EnumSetting;
+import minegame159.meteorclient.settings.Setting;
+import minegame159.meteorclient.settings.SettingGroup;
+import minegame159.meteorclient.systems.modules.Module;
+
+public class Shaders extends Module {
+
+    public enum Shader {
+        None,
+        Notch,
+        FXAA,
+        Art,
+        Bumpy,
+        Blobs,
+        Blobs2,
+        Pencil,
+        Vibrant,
+        Deconverge,
+        Flip,
+        Invert,
+        NTSC,
+        Outline,
+        Phosphor,
+        Scanline,
+        Sobel,
+        Bits,
+        Desaturate,
+        Green,
+        Blur,
+        Wobble,
+        Antialias,
+        Creeper,
+        Spider
+    }
+
+    private final SettingGroup sgGeneral = settings.getDefaultGroup();
+
+    private ShaderEffect shader = null;
+
+    public Shaders() {
+        super(MeteorRejectsAddon.CATEGORY, "shaders", "1.7 Super secret settings");
+    }
+
+    private final Setting<Shader> shaderEnum = sgGeneral.add(new EnumSetting.Builder<Shader>()
+        .name("shader")
+        .description("Select which shader to use")
+        .defaultValue(Shader.None)
+        .onChanged(this::onChanged)
+        .build()
+    );
+
+
+    public void onChanged(Shader s) {
+        String name;
+        if (s == Shader.Vibrant) name = "color_convolve";
+        else if (s == Shader.Scanline) name = "scan_pincushion";
+        else name = s.toString().toLowerCase();
+        Identifier shaderID = new Identifier(String.format("shaders/post/%s.json", name));
+        try {
+            ShaderEffect shader = new ShaderEffect(mc.getTextureManager(), mc.getResourceManager(), mc.getFramebuffer(), shaderID);
+            this.shader = shader;
+        } catch (IOException e) {
+            this.shader = null;
+        }
+    }
+
+    public ShaderEffect getShaderEffect() {
+        if (!this.isActive()) return null;
+        return shader;
+    }
+}
diff --git a/src/main/resources/meteor-rejects.mixins.json b/src/main/resources/meteor-rejects.mixins.json
index 99f9840..4acb594 100644
--- a/src/main/resources/meteor-rejects.mixins.json
+++ b/src/main/resources/meteor-rejects.mixins.json
@@ -7,7 +7,8 @@
   "client": [
     "EntityMixin",
     "ClientWorldMixin",
-    "StructureVoidBlockMixin"
+    "StructureVoidBlockMixin",
+    "GameRendererMixin"
   ],
   "injectors": {
     "defaultRequire": 1