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MVKPhysicalDevice::getSurfaceFormats() reduce fragility of surface format definitions.

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This commit is contained in:
Bill Hollings 2020-06-30 15:28:52 -04:00
parent c0b0e4e6c4
commit 1a686efc19
1 changed files with 16 additions and 22 deletions
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38
MoltenVK/MoltenVK/GPUObjects/MVKDevice.mm
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@ -615,21 +615,22 @@ VkResult MVKPhysicalDevice::getSurfaceFormats(MVKSurface* surface,
CAMetalLayer* mtlLayer = surface->getCAMetalLayer();
if ( !mtlLayer ) { return surface->getConfigurationResult(); }
const MTLPixelFormat mtlFormats[] = {
MTLPixelFormatBGRA8Unorm,
MTLPixelFormatBGRA8Unorm_sRGB,
MTLPixelFormatRGBA16Float,
#define addSurfFmt(FMT) { if (_pixelFormats.isSupported(FMT)) { mtlFormats.push_back(FMT); } }
MVKSmallVector<MTLPixelFormat, 16> mtlFormats;
addSurfFmt(MTLPixelFormatBGRA8Unorm);
addSurfFmt(MTLPixelFormatBGRA8Unorm_sRGB);
addSurfFmt(MTLPixelFormatRGBA16Float);
#if MVK_MACOS
MTLPixelFormatRGB10A2Unorm,
MTLPixelFormatBGR10A2Unorm,
addSurfFmt(MTLPixelFormatRGB10A2Unorm);
addSurfFmt(MTLPixelFormatBGR10A2Unorm);
#endif
#if MVK_IOS_OR_TVOS
MTLPixelFormatBGRA10_XR,
MTLPixelFormatBGRA10_XR_sRGB,
MTLPixelFormatBGR10_XR,
MTLPixelFormatBGR10_XR_sRGB,
addSurfFmt(MTLPixelFormatBGRA10_XR);
addSurfFmt(MTLPixelFormatBGRA10_XR_sRGB);
addSurfFmt(MTLPixelFormatBGR10_XR);
addSurfFmt(MTLPixelFormatBGR10_XR_sRGB);
#endif
};
MVKSmallVector<VkColorSpaceKHR, 16> colorSpaces;
colorSpaces.push_back(VK_COLOR_SPACE_SRGB_NONLINEAR_KHR);
@ -678,25 +679,18 @@ VkResult MVKPhysicalDevice::getSurfaceFormats(MVKSurface* surface,
#endif
}
uint mtlFmtsCnt = sizeof(mtlFormats) / sizeof(MTLPixelFormat);
#if MVK_MACOS
if ( !_pixelFormats.isSupported(MTLPixelFormatBGR10A2Unorm) ) { mtlFmtsCnt--; }
#endif
#if MVK_IOS_OR_TVOS
if ( !_pixelFormats.isSupported(MTLPixelFormatBGRA10_XR) ) { mtlFmtsCnt -= 4; }
#endif
const uint vkFmtsCnt = mtlFmtsCnt * (uint)colorSpaces.size();
size_t mtlFmtsCnt = mtlFormats.size();
size_t vkFmtsCnt = mtlFmtsCnt * colorSpaces.size();
// If properties aren't actually being requested yet, simply update the returned count
if ( !pSurfaceFormats ) {
*pCount = vkFmtsCnt;
*pCount = (uint32_t)vkFmtsCnt;
return VK_SUCCESS;
}
// Determine how many results we'll return, and return that number
VkResult result = (*pCount >= vkFmtsCnt) ? VK_SUCCESS : VK_INCOMPLETE;
*pCount = min(*pCount, vkFmtsCnt);
*pCount = min(*pCount, (uint32_t)vkFmtsCnt);
// Now populate the supplied array
for (uint csIdx = 0, idx = 0; idx < *pCount && csIdx < colorSpaces.size(); csIdx++) {