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Depth format selection function in vkTools namespace. #11 #13

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This commit is contained in:
saschawillems 2016-02-18 21:44:26 +01:00
parent 1647082260
commit f5919fc988
3 changed files with 33 additions and 18 deletions
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20
base/vulkanexamplebase.cpp
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@ -522,24 +522,8 @@ void VulkanExampleBase::initVulkan(bool enableValidation)
// Get the graphics queue
vkGetDeviceQueue(device, graphicsQueueIndex, 0, &queue);
// Find supported depth format
// We prefer 24 bits of depth and 8 bits of stencil, but that may not be supported by all implementations
std::vector<VkFormat> depthFormats = { VK_FORMAT_D24_UNORM_S8_UINT, VK_FORMAT_D16_UNORM_S8_UINT, VK_FORMAT_D16_UNORM };
bool depthFormatFound = false;
for (auto& format : depthFormats)
{
VkFormatProperties formatProps;
vkGetPhysicalDeviceFormatProperties(physicalDevice, format, &formatProps);
// Format must support depth stencil attachment for optimal tiling
if (formatProps.optimalTilingFeatures && VK_FORMAT_FEATURE_DEPTH_STENCIL_ATTACHMENT_BIT)
{
depthFormat = format;
depthFormatFound = true;
break;
}
}
assert(depthFormatFound);
VkBool32 validDepthFormat = vkTools::getSupportedDepthFormat(physicalDevice, &depthFormat);
assert(validDepthFormat);
swapChain.init(instance, physicalDevice, device);
}