From 617cbe847209c33f83359f71ed9adc62eac16537 Mon Sep 17 00:00:00 2001
From: Nico de Poel <ndepoel@gmail.com>
Date: Mon, 27 May 2024 11:53:53 +0200
Subject: [PATCH] Fixed a few cases of stupid, so that the RTHandle scale now
 actually works as it should.

---
 .../FidelityFX/shaders/cacao/ffx_cacao_callbacks_hlsl.h   | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/com.unity.render-pipelines.high-definition/Runtime/FidelityFX/shaders/cacao/ffx_cacao_callbacks_hlsl.h b/com.unity.render-pipelines.high-definition/Runtime/FidelityFX/shaders/cacao/ffx_cacao_callbacks_hlsl.h
index fb7979fd..418310ae 100644
--- a/com.unity.render-pipelines.high-definition/Runtime/FidelityFX/shaders/cacao/ffx_cacao_callbacks_hlsl.h
+++ b/com.unity.render-pipelines.high-definition/Runtime/FidelityFX/shaders/cacao/ffx_cacao_callbacks_hlsl.h
@@ -430,7 +430,7 @@ float4x4                    NormalsWorldToViewspaceMatrix(){
 #endif
 }
 
-float2 ClampAndScaleUV(float2 UV)
+FfxFloat32x2 ClampAndScaleUV_HDRP(FfxFloat32x2 UV)
 {
 #if defined(CACAO_BIND_CB_CACAO)
     return min(UV, 1.0f) * g_FFX_CACAO_RTHandleScale.xy;
@@ -669,7 +669,7 @@ void FFX_CACAO_Apply_StoreOutput(FfxUInt32x2 coord, FfxFloat32 val)
 
 FfxFloat32x4 FFX_CACAO_Prepare_SampleDepthOffsets(FfxFloat32x2 uv)
 {
-    return FFX_CACAO_Prepare_SampleDepthOffsets_Unity(ClampAndScaleUV(uv));
+    return FFX_CACAO_Prepare_SampleDepthOffsets_Unity(ClampAndScaleUV_HDRP(uv));
 // #if defined CACAO_BIND_SRV_DEPTH_IN
 //     FfxFloat32x4 samples;
 //     samples.x = g_DepthIn.SampleLevel(g_PointClampSampler, uv, 0.0f, FfxInt32x2(0, 2));
@@ -684,7 +684,7 @@ FfxFloat32x4 FFX_CACAO_Prepare_SampleDepthOffsets(FfxFloat32x2 uv)
 
 FfxFloat32x4 FFX_CACAO_Prepare_GatherDepth(FfxFloat32x2 uv)
 {
-    return FFX_CACAO_Prepare_GatherDepth_Unity(uv);
+    return FFX_CACAO_Prepare_GatherDepth_Unity(ClampAndScaleUV_HDRP(uv));
 // #if defined CACAO_BIND_SRV_DEPTH_IN
 //     return g_DepthIn.GatherRed(g_PointClampSampler, uv);
 // #else
@@ -714,7 +714,7 @@ FfxFloat32 FFX_CACAO_Prepare_LoadDepthOffset(FfxUInt32x2 coord, FfxInt32x2 offse
 
 FfxFloat32x4 FFX_CACAO_Prepare_GatherDepthOffset(FfxFloat32x2 uv, FfxInt32x2 offset)
 {
-    return FFX_CACAO_Prepare_GatherDepthOffset_Unity(ClampAndScaleUV(uv), offset);
+    return FFX_CACAO_Prepare_GatherDepthOffset_Unity(ClampAndScaleUV_HDRP(uv), offset);
 // #if defined CACAO_BIND_SRV_DEPTH_IN
 //     return g_DepthIn.GatherRed(g_PointClampSampler, uv, offset);
 // #else