Function getAccessFlags

framework/common/vk_common.cpp:355–383

	return shader_module;
}

VkAccessFlags getAccessFlags(VkImageLayout layout)
{
	switch (layout)
	{
		case VK_IMAGE_LAYOUT_UNDEFINED:
		case VK_IMAGE_LAYOUT_PRESENT_SRC_KHR:
			return 0;
		case VK_IMAGE_LAYOUT_PREINITIALIZED:
			return VK_ACCESS_HOST_WRITE_BIT;
		case VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL:
			return VK_ACCESS_COLOR_ATTACHMENT_READ_BIT | VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT;
		case VK_IMAGE_LAYOUT_DEPTH_ATTACHMENT_OPTIMAL:
			return VK_ACCESS_DEPTH_STENCIL_ATTACHMENT_READ_BIT | VK_ACCESS_DEPTH_STENCIL_ATTACHMENT_WRITE_BIT;
		case VK_IMAGE_LAYOUT_FRAGMENT_SHADING_RATE_ATTACHMENT_OPTIMAL_KHR:
			return VK_ACCESS_FRAGMENT_SHADING_RATE_ATTACHMENT_READ_BIT_KHR;
		case VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL:
			return VK_ACCESS_SHADER_READ_BIT | VK_ACCESS_INPUT_ATTACHMENT_READ_BIT;
		case VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL:
			return VK_ACCESS_TRANSFER_READ_BIT;
		case VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL:
			return VK_ACCESS_TRANSFER_WRITE_BIT;
		case VK_IMAGE_LAYOUT_GENERAL:
			assert(false &&
			       "Don't know how to get a meaningful VkAccessFlags for VK_IMAGE_LAYOUT_GENERAL! Don't use it!");
			return 0;
		default:
			assert(false);
			return 0;
	}
}