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Add support for older Android devices that don't support R11G11B10 texture format

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This commit is contained in:
Wojciech Figat
2021-11-15 16:37:36 +01:00
parent 80ef2befd5
commit d07ca3fcf4
5 changed files with 47 additions and 6 deletions
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34
Source/Engine/GraphicsDevice/Vulkan/GPUDeviceVulkan.cpp
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@@ -1307,6 +1307,8 @@ PixelFormat GPUDeviceVulkan::GetClosestSupportedPixelFormat(PixelFormat format,
if (!IsVkFormatSupported(RenderToolsVulkan::ToVulkanFormat(format), wantedFeatureFlags, optimalTiling))
{
auto remap = format;
// Special case for depth-stencil formats
if (flags & GPUTextureFlags::DepthStencil)
{
@@ -1328,9 +1330,37 @@ PixelFormat GPUDeviceVulkan::GetClosestSupportedPixelFormat(PixelFormat format,
}
else
{
// TODO: implement it?
LOG(Warning, "Unsupported Vulkan format {0}", (int32)format);
// Perform remapping to bigger format that might be supported (more likely)
switch (format)
{
case PixelFormat::R11G11B10_Float:
case PixelFormat::R10G10B10A2_UNorm:
remap = PixelFormat::R16G16B16A16_Float;
break;
case PixelFormat::R16_Float:
remap = PixelFormat::R32_Float;
break;
case PixelFormat::R16G16_UNorm:
case PixelFormat::R16G16_Float:
remap = PixelFormat::R32G32_Float;
break;
case PixelFormat::R32G32B32A32_Float:
// RGBA32 is essential
return PixelFormat::Unknown;
default:
// Ultimate performance eater
remap = PixelFormat::R32G32B32A32_Float;
break;
}
}
#if !BUILD_RELEASE
if (format != remap)
{
LOG(Warning, "Unsupported Vulkan format {0}. Remapping to {1}", (int32)format, (int32)remap);
format = GetClosestSupportedPixelFormat(remap, flags, optimalTiling);
}
#endif
}
return format;