From 99e23bd0fdb705903f83e7cd5bb4222a2ce5c542 Mon Sep 17 00:00:00 2001
From: ReinUsesLisp <reinuseslisp@airmail.cc>
Date: Fri, 13 Sep 2019 00:17:26 -0300
Subject: [PATCH] video_core/surface: Add function to detect sRGB surfaces
This is required for proper conversion to RGBA8_UNORM or RGBA8_SRGB
surfaces when a backend can target both native and converted ASTC.
---
src/video_core/surface.cpp | 20 ++++++++++++++++++++
src/video_core/surface.h | 2 ++
2 files changed, 22 insertions(+)
diff --git a/src/video_core/surface.cpp b/src/video_core/surface.cpp
index 4ceb219be4..53d0142cb1 100644
--- a/src/video_core/surface.cpp
+++ b/src/video_core/surface.cpp
@@ -513,6 +513,26 @@ bool IsPixelFormatASTC(PixelFormat format) {
}
}
+bool IsPixelFormatSRGB(PixelFormat format) {
+ switch (format) {
+ case PixelFormat::RGBA8_SRGB:
+ case PixelFormat::BGRA8_SRGB:
+ case PixelFormat::DXT1_SRGB:
+ case PixelFormat::DXT23_SRGB:
+ case PixelFormat::DXT45_SRGB:
+ case PixelFormat::BC7U_SRGB:
+ case PixelFormat::ASTC_2D_4X4_SRGB:
+ case PixelFormat::ASTC_2D_8X8_SRGB:
+ case PixelFormat::ASTC_2D_8X5_SRGB:
+ case PixelFormat::ASTC_2D_5X4_SRGB:
+ case PixelFormat::ASTC_2D_5X5_SRGB:
+ case PixelFormat::ASTC_2D_10X8_SRGB:
+ return true;
+ default:
+ return false;
+ }
+}
+
std::pair<u32, u32> GetASTCBlockSize(PixelFormat format) {
return {GetDefaultBlockWidth(format), GetDefaultBlockHeight(format)};
}
diff --git a/src/video_core/surface.h b/src/video_core/surface.h
index 83f31c12cd..19268b7cd5 100644
--- a/src/video_core/surface.h
+++ b/src/video_core/surface.h
@@ -547,6 +547,8 @@ SurfaceType GetFormatType(PixelFormat pixel_format);
bool IsPixelFormatASTC(PixelFormat format);
+bool IsPixelFormatSRGB(PixelFormat format);
+
std::pair<u32, u32> GetASTCBlockSize(PixelFormat format);
/// Returns true if the specified PixelFormat is a BCn format, e.g. DXT or DXN
--
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