Check usage flags when iterating desired formats

This commit is contained in:
Mehmet Oguz Derin 2021-04-06 19:01:34 +03:00 committed by Charles Giessen
parent 470ad2c980
commit 8d4ac0db50

View File

@ -1603,14 +1603,20 @@ Result<SurfaceSupportDetails> query_surface_support_details(VkPhysicalDevice phy
return SurfaceSupportDetails{ capabilities, formats, present_modes };
}
VkSurfaceFormatKHR find_surface_format(std::vector<VkSurfaceFormatKHR> const& available_formats,
std::vector<VkSurfaceFormatKHR> const& desired_formats) {
VkSurfaceFormatKHR find_surface_format(VkPhysicalDevice phys_device,
std::vector<VkSurfaceFormatKHR> const& available_formats,
std::vector<VkSurfaceFormatKHR> const& desired_formats,
VkImageUsageFlags usage_flags) {
for (auto const& desired_format : desired_formats) {
for (auto const& available_format : available_formats) {
// finds the first format that is desired and available
if (desired_format.format == available_format.format &&
desired_format.colorSpace == available_format.colorSpace) {
return desired_format;
VkFormatProperties properties;
detail::vulkan_functions().fp_vkGetPhysicalDeviceFormatProperties(
phys_device, desired_format.format, &properties);
if ((properties.optimalTilingFeatures & usage_flags) == usage_flags)
return desired_format;
}
}
}
@ -1720,7 +1726,8 @@ detail::Result<Swapchain> SwapchainBuilder::build() const {
if (surface_support.capabilities.maxImageCount > 0 && image_count > surface_support.capabilities.maxImageCount) {
image_count = surface_support.capabilities.maxImageCount;
}
VkSurfaceFormatKHR surface_format = detail::find_surface_format(surface_support.formats, desired_formats);
VkSurfaceFormatKHR surface_format = detail::find_surface_format(
info.physical_device, surface_support.formats, desired_formats, info.image_usage_flags);
VkExtent2D extent =
detail::find_extent(surface_support.capabilities, info.desired_width, info.desired_height);