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Documented that features & extensions are propagated to DeviceBuilder

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This commit is contained in:
Charles Giessen 2020-03-07 17:36:55 -07:00
parent f74ee5e9fc
commit f389114811
2 changed files with 12 additions and 10 deletions
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15
src/VkBootstrap.cpp
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@ -960,8 +960,10 @@ void destroy_device (Device device) {
DeviceBuilder::DeviceBuilder (PhysicalDevice phys_device) {
info.physical_device = phys_device;
info.extensions = phys_device.extensions_to_enable;
info.surface = phys_device.surface;
info.queue_families = phys_device.queue_families;
info.features = phys_device.features;
info.extensions_to_enable = phys_device.extensions_to_enable;
}
detail::Expected<Device, detail::Error<DeviceError>> DeviceBuilder::build () {
@ -986,11 +988,8 @@ detail::Expected<Device, detail::Error<DeviceError>> DeviceBuilder::build () {
queueCreateInfos.push_back (queue_create_info);
}
std::vector<const char*> extensions;
for (auto& ext : info.extensions)
extensions.push_back (ext);
if (info.physical_device.surface != VK_NULL_HANDLE)
extensions.push_back ({ VK_KHR_SWAPCHAIN_EXTENSION_NAME });
std::vector<const char*> extensions = info.extensions_to_enable;
if (info.surface != VK_NULL_HANDLE) extensions.push_back ({ VK_KHR_SWAPCHAIN_EXTENSION_NAME });
VkDeviceCreateInfo device_create_info = {};
device_create_info.sType = VK_STRUCTURE_TYPE_DEVICE_CREATE_INFO;
@ -1000,7 +999,7 @@ detail::Expected<Device, detail::Error<DeviceError>> DeviceBuilder::build () {
device_create_info.pQueueCreateInfos = queueCreateInfos.data ();
device_create_info.enabledExtensionCount = static_cast<uint32_t> (extensions.size ());
device_create_info.ppEnabledExtensionNames = extensions.data ();
device_create_info.pEnabledFeatures = &info.physical_device.features;
device_create_info.pEnabledFeatures = &info.features;
Device device;
VkResult res = vkCreateDevice (
@ -1009,7 +1008,7 @@ detail::Expected<Device, detail::Error<DeviceError>> DeviceBuilder::build () {
return detail::Error<DeviceError>{ DeviceError::failed_create_device, res };
}
device.physical_device = info.physical_device;
device.surface = info.physical_device.surface;
device.surface = info.surface;
device.queue_families = info.queue_families;
device.allocation_callbacks = info.allocation_callbacks;
return device;

7
src/VkBootstrap.h
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@ -445,6 +445,7 @@ struct CustomQueueDescription {
class DeviceBuilder {
public:
// Any features and extensions that are requested/required in PhysicalDeviceSelector are automatically enabled.
DeviceBuilder (PhysicalDevice physical_device);
detail::Expected<Device, detail::Error<DeviceError>> build ();
@ -465,8 +466,10 @@ class DeviceBuilder {
VkDeviceCreateFlags flags = 0;
std::vector<VkBaseOutStructure*> pNext_chain;
PhysicalDevice physical_device;
std::vector<const char*> extensions;
VkSurfaceKHR surface;
std::vector<VkQueueFamilyProperties> queue_families;
VkPhysicalDeviceFeatures features;
std::vector<const char*> extensions_to_enable;
std::vector<CustomQueueDescription> queue_descriptions;
VkAllocationCallbacks* allocation_callbacks = VK_NULL_HANDLE;
} info;
@ -522,9 +525,9 @@ class SwapchainBuilder {
std::vector<VkPresentModeKHR> desired_present_modes;
uint32_t desired_width = 256;
uint32_t desired_height = 256;
std::vector<VkBaseOutStructure*> pNext_elements;
uint32_t graphics_queue_index = 0;
uint32_t present_queue_index = 0;
std::vector<VkBaseOutStructure*> pNext_elements;
VkAllocationCallbacks* allocation_callbacks = VK_NULL_HANDLE;
} info;
};