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Set TRANSFER_SRC flag for swapchain images if supported for it's color format

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saschawillems 2016-12-16 23:47:44 +01:00
parent 88da84e665
commit ffd0bbdacc
1 changed files with 7 additions and 0 deletions
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7
base/vulkanswapchain.hpp
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@ -370,6 +370,13 @@ public:
swapchainCI.clipped = VK_TRUE;
swapchainCI.compositeAlpha = VK_COMPOSITE_ALPHA_OPAQUE_BIT_KHR;
// Set additional usage flag for blitting from the swapchain images if supported
VkFormatProperties formatProps;
vkGetPhysicalDeviceFormatProperties(physicalDevice, colorFormat, &formatProps);
if (formatProps.optimalTilingFeatures & VK_FORMAT_FEATURE_BLIT_DST_BIT) {
swapchainCI.imageUsage |= VK_IMAGE_USAGE_TRANSFER_SRC_BIT;
}
err = fpCreateSwapchainKHR(device, &swapchainCI, nullptr, &swapChain);
assert(!err);