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Vulkan: Prefer 32-bit color formats if possible.

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Unknown W. Brackets 2016-07-01 10:39:34 -07:00
parent 5d5f25248f
commit 0bf65150d6
1 changed files with 18 additions and 5 deletions
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23
Common/Vulkan/VulkanContext.cpp
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@ -596,7 +596,7 @@ VkResult VulkanContext::CreateDevice(int physical_device) {
assert(queue_count >= 1);
VkDeviceQueueCreateInfo queue_info = { VK_STRUCTURE_TYPE_DEVICE_QUEUE_CREATE_INFO };
float queue_priorities[1] = { 0.0 };
float queue_priorities[1] = { 1.0f };
queue_info.queueCount = 1;
queue_info.pQueuePriorities = queue_priorities;
bool found = false;
@ -901,12 +901,25 @@ void VulkanContext::InitQueue() {
// If the format list includes just one entry of VK_FORMAT_UNDEFINED,
// the surface has no preferred format. Otherwise, at least one
// supported format will be returned.
if (formatCount == 1 && surfFormats[0].format == VK_FORMAT_UNDEFINED) {
if (formatCount == 0 || (formatCount == 1 && surfFormats[0].format == VK_FORMAT_UNDEFINED)) {
ILOG("swapchain_format: Falling back to B8G8R8A8_UNORM");
swapchain_format = VK_FORMAT_B8G8R8A8_UNORM;
} else {
assert(formatCount >= 1);
swapchain_format = surfFormats[0].format;
swapchain_format = VK_FORMAT_UNDEFINED;
for (uint32_t i = 0; i < formatCount; ++i) {
if (surfFormats[i].colorSpace != VK_COLORSPACE_SRGB_NONLINEAR_KHR) {
continue;
}
if (surfFormats[i].format == VK_FORMAT_B8G8R8A8_UNORM || surfFormats[i].format == VK_FORMAT_R8G8B8A8_UNORM) {
swapchain_format = surfFormats[i].format;
break;
}
}
if (swapchain_format == VK_FORMAT_UNDEFINED) {
// Okay, take the first one then.
swapchain_format = surfFormats[0].format;
}
ILOG("swapchain_format: %d (/%d)", swapchain_format, formatCount);
}
delete[] surfFormats;
@ -1005,6 +1018,7 @@ void VulkanContext::InitSwapchain(VkCommandBuffer cmd) {
swap_chain_info.surface = surface_;
swap_chain_info.minImageCount = desiredNumberOfSwapChainImages;
swap_chain_info.imageFormat = swapchain_format;
swap_chain_info.imageColorSpace = VK_COLORSPACE_SRGB_NONLINEAR_KHR;
swap_chain_info.imageExtent.width = swapChainExtent.width;
swap_chain_info.imageExtent.height = swapChainExtent.height;
swap_chain_info.preTransform = preTransform;
@ -1012,7 +1026,6 @@ void VulkanContext::InitSwapchain(VkCommandBuffer cmd) {
swap_chain_info.presentMode = swapchainPresentMode;
swap_chain_info.oldSwapchain = VK_NULL_HANDLE;
swap_chain_info.clipped = true;
swap_chain_info.imageColorSpace = VK_COLORSPACE_SRGB_NONLINEAR_KHR;
swap_chain_info.imageUsage = VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT | VK_IMAGE_USAGE_TRANSFER_DST_BIT;
swap_chain_info.imageSharingMode = VK_SHARING_MODE_EXCLUSIVE;
swap_chain_info.queueFamilyIndexCount = 0;