The open source OpenXR runtime
c/util: Emulate sRGB formats with linear versions
+26
+21
src/xrt/compositor/util/comp_vulkan.c
+21
src/xrt/compositor/util/comp_vulkan.c
···
437
437
438
438
#undef CHECK_COLOR
439
439
#undef CHECK_DS
440
+
441
+
#if defined(XRT_GRAPHICS_BUFFER_HANDLE_IS_AHARDWAREBUFFER)
442
+
/*
443
+
* Some Vulkan drivers will natively support importing and exporting
444
+
* SRGB formats (Qualcomm) even tho technically that's not intended
445
+
* by the AHardwareBuffer since they don't support sRGB formats.
446
+
* While others (Mail) does not support importing and exporting sRGB
447
+
* formats.
448
+
*/
449
+
if (!formats->has_R8G8B8A8_SRGB && formats->has_R8G8B8A8_UNORM) {
450
+
formats->has_R8G8B8A8_SRGB = true;
451
+
formats->emulated_R8G8B8A8_SRGB = true;
452
+
}
453
+
#endif
440
454
}
441
455
442
456
void
···
470
484
471
485
#undef PRINT_NAME
472
486
#undef PRINT_BOOLEAN
487
+
488
+
#if defined(XRT_GRAPHICS_BUFFER_HANDLE_IS_AHARDWAREBUFFER)
489
+
U_LOG_IFL_I(log_level,
490
+
"Emulated formats:"
491
+
"\n\tVK_FORMAT_R8G8B8A8_SRGB: %s",
492
+
formats->emulated_R8G8B8A8_SRGB ? "emulated" : "native");
493
+
#endif
473
494
}
+5
src/xrt/compositor/util/comp_vulkan.h
+5
src/xrt/compositor/util/comp_vulkan.h
···
109
109
#define FIELD(IDENT) bool has_##IDENT;
110
110
VK_CSCI_FORMATS(FIELD, FIELD, FIELD, FIELD)
111
111
#undef FIELD
112
+
113
+
#if defined(XRT_GRAPHICS_BUFFER_HANDLE_IS_AHARDWAREBUFFER)
114
+
//! Is VK_FORMAT_R8G8B8A8_SRGB emulated with VK_FORMAT_R8G8B8A8_UNORM?
115
+
bool emulated_R8G8B8A8_SRGB;
116
+
#endif
112
117
};
113
118
114
119
/*!