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Use opaque composition if transparency is disabled

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Riteo 2022-10-19 11:01:53 +02:00
parent 61051a44cc
commit dca76957b2
1 changed files with 15 additions and 11 deletions
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6
drivers/vulkan/vulkan_context.cpp
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@ -1807,20 +1807,24 @@ Error VulkanContext::_update_swap_chain(Window *window) {
preTransform = surfCapabilities.currentTransform; preTransform = surfCapabilities.currentTransform;
} }
// Find a supported composite alpha mode - one of these is guaranteed to be set.
VkCompositeAlphaFlagBitsKHR compositeAlpha = VK_COMPOSITE_ALPHA_OPAQUE_BIT_KHR; VkCompositeAlphaFlagBitsKHR compositeAlpha = VK_COMPOSITE_ALPHA_OPAQUE_BIT_KHR;
if (OS::get_singleton()->is_layered_allowed() || !(surfCapabilities.supportedCompositeAlpha & compositeAlpha)) {
// Find a supported composite alpha mode - one of these is guaranteed to be set.
VkCompositeAlphaFlagBitsKHR compositeAlphaFlags[4] = { VkCompositeAlphaFlagBitsKHR compositeAlphaFlags[4] = {
VK_COMPOSITE_ALPHA_PRE_MULTIPLIED_BIT_KHR, VK_COMPOSITE_ALPHA_PRE_MULTIPLIED_BIT_KHR,
VK_COMPOSITE_ALPHA_POST_MULTIPLIED_BIT_KHR, VK_COMPOSITE_ALPHA_POST_MULTIPLIED_BIT_KHR,
VK_COMPOSITE_ALPHA_INHERIT_BIT_KHR, VK_COMPOSITE_ALPHA_INHERIT_BIT_KHR,
VK_COMPOSITE_ALPHA_OPAQUE_BIT_KHR, VK_COMPOSITE_ALPHA_OPAQUE_BIT_KHR,
}; };
for (uint32_t i = 0; i < ARRAY_SIZE(compositeAlphaFlags); i++) { for (uint32_t i = 0; i < ARRAY_SIZE(compositeAlphaFlags); i++) {
if (surfCapabilities.supportedCompositeAlpha & compositeAlphaFlags[i]) { if (surfCapabilities.supportedCompositeAlpha & compositeAlphaFlags[i]) {
compositeAlpha = compositeAlphaFlags[i]; compositeAlpha = compositeAlphaFlags[i];
break; break;
} }
} }
}
VkSwapchainCreateInfoKHR swapchain_ci = { VkSwapchainCreateInfoKHR swapchain_ci = {
/*sType*/ VK_STRUCTURE_TYPE_SWAPCHAIN_CREATE_INFO_KHR, /*sType*/ VK_STRUCTURE_TYPE_SWAPCHAIN_CREATE_INFO_KHR,