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GS/Vulkan: Don't assume opaque composite alpha is supported

This commit is contained in:
Stenzek 2023-04-15 15:11:04 +10:00 committed by refractionpcsx2
parent 8590e390a2
commit 20ab5ed0fa
1 changed files with 9 additions and 3 deletions
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12
common/Vulkan/SwapChain.cpp
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@ -545,9 +545,7 @@ namespace Vulkan
// Determine the dimensions of the swap chain. Values of -1 indicate the size we specify here
// determines window size?
VkExtent2D size = surface_capabilities.currentExtent;
#ifndef ANDROID
if (size.width == UINT32_MAX)
#endif
{
size.width = m_window_info.surface_width;
size.height = m_window_info.surface_height;
@ -562,6 +560,14 @@ namespace Vulkan
if (!(surface_capabilities.supportedTransforms & VK_SURFACE_TRANSFORM_IDENTITY_BIT_KHR))
transform = surface_capabilities.currentTransform;
VkCompositeAlphaFlagBitsKHR alpha = VK_COMPOSITE_ALPHA_OPAQUE_BIT_KHR;
if (!(surface_capabilities.supportedCompositeAlpha & VK_COMPOSITE_ALPHA_OPAQUE_BIT_KHR))
{
// If we only support pre-multiplied/post-multiplied... :/
if (surface_capabilities.supportedCompositeAlpha & VK_COMPOSITE_ALPHA_INHERIT_BIT_KHR)
alpha = VK_COMPOSITE_ALPHA_INHERIT_BIT_KHR;
}
// Select swap chain flags, we only need a colour attachment
VkImageUsageFlags image_usage = VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT;
if (!(surface_capabilities.supportedUsageFlags & VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT))
@ -577,7 +583,7 @@ namespace Vulkan
// Now we can actually create the swap chain
VkSwapchainCreateInfoKHR swap_chain_info = {VK_STRUCTURE_TYPE_SWAPCHAIN_CREATE_INFO_KHR, nullptr, 0, m_surface,
image_count, m_surface_format.format, m_surface_format.colorSpace, size, 1u, image_usage,
VK_SHARING_MODE_EXCLUSIVE, 0, nullptr, transform, VK_COMPOSITE_ALPHA_OPAQUE_BIT_KHR, m_present_mode,
VK_SHARING_MODE_EXCLUSIVE, 0, nullptr, transform, alpha, m_present_mode,
VK_TRUE, old_swap_chain};
std::array<uint32_t, 2> indices = {{
g_vulkan_context->GetGraphicsQueueFamilyIndex(),