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Vulkan example: Proper surface format search.

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This commit is contained in:
Håvard Mathisen 2016-11-13 05:23:33 +01:00
parent b447a71cf6
commit a5600b6e59
1 changed files with 20 additions and 9 deletions
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29
examples/vulkan_example/main.cpp
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@ -23,7 +23,7 @@ static VkRenderPass g_RenderPass = VK_NULL_HANDLE;
static uint32_t g_QueueFamily = 0;
static VkQueue g_Queue = VK_NULL_HANDLE;
static VkFormat g_Format = VK_FORMAT_B8G8R8A8_UNORM;
static VkFormat g_ImageFormat = VK_FORMAT_B8G8R8A8_UNORM;
static VkFormat g_ViewFormat = VK_FORMAT_B8G8R8A8_UNORM;
static VkColorSpaceKHR g_ColorSpace = VK_COLORSPACE_SRGB_NONLINEAR_KHR;
static VkImageSubresourceRange g_ImageRange = {VK_IMAGE_ASPECT_COLOR_BIT, 0, 1, 0, 1};
@ -76,7 +76,7 @@ static void resize_vulkan(GLFWwindow* /*window*/, int w, int h)
VkSwapchainCreateInfoKHR info = {};
info.sType = VK_STRUCTURE_TYPE_SWAPCHAIN_CREATE_INFO_KHR;
info.surface = g_Surface;
info.imageFormat = g_Format;
info.imageFormat = g_ImageFormat;
info.imageColorSpace = g_ColorSpace;
info.imageArrayLayers = 1;
info.imageUsage |= VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT;
@ -216,7 +216,7 @@ static void setup_vulkan(GLFWwindow* window)
// Get queue
{
uint32_t count;
vkGetPhysicalDeviceQueueFamilyProperties(g_Gpu, &count, nullptr);
vkGetPhysicalDeviceQueueFamilyProperties(g_Gpu, &count, NULL);
VkQueueFamilyProperties *queues = (VkQueueFamilyProperties*)malloc(sizeof(VkQueueFamilyProperties)*count);
vkGetPhysicalDeviceQueueFamilyProperties(g_Gpu, &count, queues);
for(uint32_t i=0; i<count; i++){
@ -238,13 +238,24 @@ static void setup_vulkan(GLFWwindow* window)
}
}
// Get Surface Format (WARNING here we assume the first format is the one we want)
// Get Surface Format
{
uint32_t count = 1;
VkSurfaceFormatKHR format;
vkGetPhysicalDeviceSurfaceFormatsKHR(g_Gpu, g_Surface, &count, &format);
g_Format = format.format;
g_ColorSpace = format.colorSpace;
VkFormat image_view_format[][2] = {{VK_FORMAT_B8G8R8A8_UNORM, VK_FORMAT_B8G8R8A8_UNORM},
{VK_FORMAT_B8G8R8A8_SRGB, VK_FORMAT_B8G8R8A8_UNORM}};
uint32_t count;
vkGetPhysicalDeviceSurfaceFormatsKHR(g_Gpu, g_Surface, &count, NULL);
VkSurfaceFormatKHR *formats = (VkSurfaceFormatKHR*)malloc(sizeof(VkSurfaceFormatKHR)*count);
vkGetPhysicalDeviceSurfaceFormatsKHR(g_Gpu, g_Surface, &count, formats);
for(size_t i=0; i<sizeof(image_view_format)/sizeof(image_view_format[0]); i++){
for(uint32_t j=0; j<count; j++){
if(formats[j].format == image_view_format[i][0]){
g_ImageFormat = image_view_format[i][0];
g_ViewFormat = image_view_format[i][1];
g_ColorSpace = formats[j].colorSpace;
}
}
}
free(formats);
}
// Create Logical Device