From cbcf3de358f97ae1f687f3ffa47fcdb910e39bcb Mon Sep 17 00:00:00 2001
From: ModMaker101 <119018978+ModMaker101@users.noreply.github.com>
Date: Thu, 5 Mar 2026 14:41:17 -0500
Subject: Fix gamma slider via pixel shader #178 (#481)

* Fix gamma slider via pixel shader #178

* LCE-like gamma using postprocess shader
---
 Minecraft.Client/GameRenderer.h | 13 +++++++++++++
 1 file changed, 13 insertions(+)

(limited to 'Minecraft.Client/GameRenderer.h')

diff --git a/Minecraft.Client/GameRenderer.h b/Minecraft.Client/GameRenderer.h
index 1db7713a..70fbe8b3 100644
--- a/Minecraft.Client/GameRenderer.h
+++ b/Minecraft.Client/GameRenderer.h
@@ -1,4 +1,9 @@
 #pragma once
+
+#ifdef _WIN64
+#include <d3d11.h>
+#endif
+
 class Minecraft;
 class Entity;
 class Random;
@@ -72,6 +77,14 @@ private:
 	float darkenWorldAmount;
     float darkenWorldAmountO;
 
+    // Gamma caching
+    float m_cachedGammaPerPlayer[NUM_LIGHT_TEXTURES];
+    static float ComputeGammaFromSlider(float slider0to100);
+    void CachePlayerGammas();
+    void ApplyGammaPostProcess() const;
+    bool ComputeViewportForPlayer(int j, D3D11_VIEWPORT& outViewport) const;
+    uint32_t BuildPlayerViewports(D3D11_VIEWPORT* outViewports, float* outGammas, UINT maxCount) const;
+
     bool isInClouds;
 
 	float m_fov;
-- 
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