From 4f574201ea31b189b09cb0b52d9fc03f3db82b37 Mon Sep 17 00:00:00 2001
From: Subv <subv2112@gmail.com>
Date: Tue, 24 Jul 2018 16:47:50 -0500
Subject: GPU: Allow the usage of R8 as a render target format.

---
 src/video_core/gpu.h                                 | 1 +
 src/video_core/renderer_opengl/gl_rasterizer_cache.h | 3 +++
 2 files changed, 4 insertions(+)

(limited to 'src/video_core')

diff --git a/src/video_core/gpu.h b/src/video_core/gpu.h
index 58501ca8b..ba7b81571 100644
--- a/src/video_core/gpu.h
+++ b/src/video_core/gpu.h
@@ -24,6 +24,7 @@ enum class RenderTargetFormat : u32 {
     RGBA8_UNORM = 0xD5,
     RGBA8_SRGB = 0xD6,
     R11G11B10_FLOAT = 0xE0,
+    R8_UNORM = 0xF3,
 };
 
 enum class DepthFormat : u32 {
diff --git a/src/video_core/renderer_opengl/gl_rasterizer_cache.h b/src/video_core/renderer_opengl/gl_rasterizer_cache.h
index e1d3670d9..ae449ee25 100644
--- a/src/video_core/renderer_opengl/gl_rasterizer_cache.h
+++ b/src/video_core/renderer_opengl/gl_rasterizer_cache.h
@@ -194,6 +194,8 @@ struct SurfaceParams {
             return PixelFormat::R11FG11FB10F;
         case Tegra::RenderTargetFormat::RGBA32_UINT:
             return PixelFormat::RGBA32UI;
+        case Tegra::RenderTargetFormat::R8_UNORM:
+            return PixelFormat::R8;
         default:
             LOG_CRITICAL(HW_GPU, "Unimplemented format={}", static_cast<u32>(format));
             UNREACHABLE();
@@ -351,6 +353,7 @@ struct SurfaceParams {
         case Tegra::RenderTargetFormat::RGBA8_SRGB:
         case Tegra::RenderTargetFormat::BGRA8_UNORM:
         case Tegra::RenderTargetFormat::RGB10_A2_UNORM:
+        case Tegra::RenderTargetFormat::R8_UNORM:
             return ComponentType::UNorm;
         case Tegra::RenderTargetFormat::RGBA16_FLOAT:
         case Tegra::RenderTargetFormat::R11G11B10_FLOAT:
-- 
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