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Merge pull request #275 from ChristophHaag/master

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explicitely choose VK_FORMAT_B8G8R8A8_UNORM
This commit is contained in:
Sascha Willems 2017-02-02 19:16:59 +01:00 • committed by GitHub
commit 47f2464685
1 changed files with 22 additions and 5 deletions
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27
base/vulkanswapchain.hpp
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@ -225,16 +225,33 @@ public:
if ((formatCount == 1) && (surfaceFormats[0].format == VK_FORMAT_UNDEFINED))
{
colorFormat = VK_FORMAT_B8G8R8A8_UNORM;
colorSpace = surfaceFormats[0].colorSpace;
}
else
{
// Always select the first available color format
// If you need a specific format (e.g. SRGB) you'd need to
// iterate over the list of available surface format and
// check for it's presence
colorFormat = surfaceFormats[0].format;
// check for the presence of VK_FORMAT_B8G8R8A8_UNORM
bool found_B8G8R8A8_UNORM = false;
for (auto&& surfaceFormat : surfaceFormats)
{
if (surfaceFormat.format == VK_FORMAT_B8G8R8A8_UNORM)
{
colorFormat = surfaceFormat.format;
colorSpace = surfaceFormat.colorSpace;
found_B8G8R8A8_UNORM = true;
break;
}
}
// in case VK_FORMAT_B8G8R8A8_UNORM is not available
// select the first available color format
if (!found_B8G8R8A8_UNORM)
{
colorFormat = surfaceFormats[0].format;
colorSpace = surfaceFormats[0].colorSpace;
}
}
colorSpace = surfaceFormats[0].colorSpace;
}
/**