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c/util: Emulate sRGB formats with linear versions

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This commit is contained in:
Jakob Bornecrantz 2022-05-29 13:05:57 +01:00
parent 022f23b26c
commit 4870c34485
2 changed files with 26 additions and 0 deletions
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21
src/xrt/compositor/util/comp_vulkan.c
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@ -437,6 +437,20 @@ comp_vulkan_formats_check(struct vk_bundle *vk, struct comp_vulkan_formats *form
#undef CHECK_COLOR
#undef CHECK_DS
#if defined(XRT_GRAPHICS_BUFFER_HANDLE_IS_AHARDWAREBUFFER)
/*
* Some Vulkan drivers will natively support importing and exporting
* SRGB formats (Qualcomm) even tho technically that's not intended
* by the AHardwareBuffer since they don't support sRGB formats.
* While others (Mail) does not support importing and exporting sRGB
* formats.
*/
if (!formats->has_R8G8B8A8_SRGB && formats->has_R8G8B8A8_UNORM) {
formats->has_R8G8B8A8_SRGB = true;
formats->emulated_R8G8B8A8_SRGB = true;
}
#endif
}
void
@ -470,4 +484,11 @@ comp_vulkan_formats_log(enum u_logging_level log_level, const struct comp_vulkan
#undef PRINT_NAME
#undef PRINT_BOOLEAN
#if defined(XRT_GRAPHICS_BUFFER_HANDLE_IS_AHARDWAREBUFFER)
U_LOG_IFL_I(log_level,
"Emulated formats:"
"\n\tVK_FORMAT_R8G8B8A8_SRGB: %s",
formats->emulated_R8G8B8A8_SRGB ? "emulated" : "native");
#endif
}

5
src/xrt/compositor/util/comp_vulkan.h
View file

@ -109,6 +109,11 @@ struct comp_vulkan_formats
#define FIELD(IDENT) bool has_##IDENT;
VK_CSCI_FORMATS(FIELD, FIELD, FIELD, FIELD)
#undef FIELD
#if defined(XRT_GRAPHICS_BUFFER_HANDLE_IS_AHARDWAREBUFFER)
//! Is VK_FORMAT_R8G8B8A8_SRGB emulated with VK_FORMAT_R8G8B8A8_UNORM?
bool emulated_R8G8B8A8_SRGB;
#endif
};
/*!