From b58c4ad97e72384883f3b76b6b8b44dccd9fc1c4 Mon Sep 17 00:00:00 2001
From: marat569 <marat569@gmail.com>
Date: Sun, 11 Aug 2024 18:19:53 -0400
Subject: [PATCH] [RYZA2] Add new Hue Correction

- Added the latest implementation of hue correction to Ryza2
---
 src/games/ryza2/addon.cpp       | 11 +++++++++++
 src/games/ryza2/shared.h        |  1 +
 src/games/ryza2/tonemapper.hlsl |  3 ++-
 3 files changed, 14 insertions(+), 1 deletion(-)

diff --git a/src/games/ryza2/addon.cpp b/src/games/ryza2/addon.cpp
index 8c5eceac..d4815be6 100644
--- a/src/games/ryza2/addon.cpp
+++ b/src/games/ryza2/addon.cpp
@@ -156,6 +156,16 @@ renodx::utils::settings::Settings settings = {
         .parse = [](float value) { return value * 0.01f; },
     },
 
+     new renodx::utils::settings::Setting{
+        .key = "toneMapHueCorrection",
+        .binding = &shader_injection.toneMapHueCorrection,
+        .default_value = 50.f,
+        .label = "Hue Correction",
+        .section = "Color Grading",
+        .tooltip = "Emulates hue shifting from the vanilla tonemapper",
+        .max = 100.f,
+        .parse = [](float value) { return value * 0.01f; },
+    },
 
     new renodx::utils::settings::Setting{
         .key = "blend",
@@ -217,6 +227,7 @@ void OnPresetOff() {
   renodx::utils::settings::UpdateSetting("colorGradeContrast", 50.f);
   renodx::utils::settings::UpdateSetting("colorGradeSaturation", 50.f);
   renodx::utils::settings::UpdateSetting("colorGradeBlowout", 50.f);
+  renodx::utils::settings::UpdateSetting("toneMapHueCorrection", 50.f);
   renodx::utils::settings::UpdateSetting("blend", 0);
   //Start PostProcess effects on/off
   renodx::utils::settings::UpdateSetting("bloom", 1);
diff --git a/src/games/ryza2/shared.h b/src/games/ryza2/shared.h
index d33b529a..8c874db7 100644
--- a/src/games/ryza2/shared.h
+++ b/src/games/ryza2/shared.h
@@ -18,6 +18,7 @@ struct ShaderInjectData {
   float colorGradeContrast;
   float colorGradeSaturation;
   float colorGradeBlowout;
+  float toneMapHueCorrection;
   float blend;
   float bloom;
   float fxBloom;
diff --git a/src/games/ryza2/tonemapper.hlsl b/src/games/ryza2/tonemapper.hlsl
index 981fd454..5b1e9e98 100644
--- a/src/games/ryza2/tonemapper.hlsl
+++ b/src/games/ryza2/tonemapper.hlsl
@@ -45,7 +45,8 @@ float3 applyUserTonemap(float3 untonemapped, float3 vanillaColor, float midGray)
       renoDRTContrast,
       renoDRTSaturation,
       renoDRTDechroma,
-      renoDRTFlare);
+      renoDRTFlare,
+      renodx::tonemap::config::hue_correction_type::CUSTOM, (injectedData.toneMapHueCorrection), vanillaColor);
 
     outputColor = renodx::tonemap::config::Apply(outputColor, config);