gfx: Various Vulkan fixes. (#2129)

* gfx: Various Vulkan fixes.

* Fix test case.

* Fix vulkan crash.

Co-authored-by: Yong He <yhe@nvidia.com>

1 files changed, 23 insertions, 0 deletions

diff --git a/tools/gfx/resource-desc-utils.cpp b/tools/gfx/resource-desc-utils.cpp
index 93609cd0e..b36e765e5 100644
--- a/tools/gfx/resource-desc-utils.cpp
+++ b/tools/gfx/resource-desc-utils.cpp
@@ -17,4 +17,27 @@ ITextureResource::Desc fixupTextureDesc(const ITextureResource::Desc& desc)
     rs.allowedStates.add(rs.defaultState);
     return rs;
 }
+
+Format srgbToLinearFormat(Format format)
+{
+    switch (format)
+    {
+    case Format::BC1_UNORM_SRGB:
+        return Format::BC1_UNORM;
+    case Format::BC2_UNORM_SRGB:
+        return Format::BC2_UNORM;
+    case Format::BC3_UNORM_SRGB:
+        return Format::BC3_UNORM;
+    case Format::BC7_UNORM_SRGB:
+        return Format::BC7_UNORM;
+    case Format::B8G8R8A8_UNORM_SRGB:
+        return Format::B8G8R8A8_UNORM;
+    case Format::B8G8R8X8_UNORM_SRGB:
+        return Format::B8G8R8X8_UNORM;
+    case Format::R8G8B8A8_UNORM_SRGB:
+        return Format::R8G8B8A8_UNORM;
+    default:
+        return format;
+    }
+}
 }