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Vulkan: Correct initial swapchain compositeAlpha.

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We'll just need to deal with the fact that we have to output 1.0 so that
blending doesn't matter, I think.
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Unknown W. Brackets committed 2016-10-10 22:07:50 -07:00
1 parent ed41af41d0
commit e263bb945e
1 file changed
+7 -1
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Common/Vulkan/VulkanContext.cpp
+7 -1
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@@ -1030,7 +1030,13 @@ void VulkanContext::InitSwapchain(VkCommandBuffer cmd) {
swap_chain_info.imageSharingMode = VK_SHARING_MODE_EXCLUSIVE;
swap_chain_info.queueFamilyIndexCount = 0;
swap_chain_info.pQueueFamilyIndices = NULL;
swap_chain_info.compositeAlpha = VK_COMPOSITE_ALPHA_OPAQUE_BIT_KHR;
// OPAQUE is not supported everywhere.
if (surfCapabilities.supportedCompositeAlpha & VK_COMPOSITE_ALPHA_OPAQUE_BIT_KHR) {
swap_chain_info.compositeAlpha = VK_COMPOSITE_ALPHA_OPAQUE_BIT_KHR;
} else {
// This should be supported anywhere, and is the only thing supported on the SHIELD TV, for example.
swap_chain_info.compositeAlpha = VK_COMPOSITE_ALPHA_INHERIT_BIT_KHR;
}
res = vkCreateSwapchainKHR(device_, &swap_chain_info, NULL, &swap_chain_);
assert(res == VK_SUCCESS);