Add basic Vulkan renderer init
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parent
cc526e1d89
commit
56f641863c
3 changed files with 178 additions and 5 deletions
2
Makefile
2
Makefile
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@ -499,7 +499,7 @@ ifeq ($(ENABLE_OPENGL),1)
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endif
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ifeq ($(TARGET_LINUX),1)
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GFX_CFLAGS += $(shell sdl2-config --cflags)
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GFX_LDFLAGS += -lGL $(shell sdl2-config --libs) -lX11 -lXrandr
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GFX_LDFLAGS += -lGL $(shell sdl2-config --libs) -lX11 -lXrandr -lvulkan
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endif
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ifeq ($(TARGET_WEB),1)
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GFX_CFLAGS += -s USE_SDL=2
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@ -1,10 +1,30 @@
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#ifdef ENABLE_VULKAN
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#include <time.h>
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#include <errno.h>
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#include <vulkan/vulkan.h>
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#include <vector>
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#include <cstring>
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#include <cstdio>
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#include "gfx_rendering_api.h"
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static VkInstance instance;
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static VkPhysicalDevice physical_device;
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static VkDevice device;
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static VkQueue graphics_queue;
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static VkQueue present_queue;
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static VkCommandPool command_pool;
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VKAPI_ATTR VkBool32 VKAPI_CALL
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gfx_vulkan_debug_callback(VkDebugUtilsMessageSeverityFlagBitsEXT messageSeverity,
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VkDebugUtilsMessageTypeFlagsEXT messageType,
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const VkDebugUtilsMessengerCallbackDataEXT* pCallbackData,
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void* pUserData) {
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printf("%s\n", pCallbackData->pMessage);
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return VK_FALSE;
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}
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static bool gfx_vulkan_renderer_z_is_from_0_to_1(void) {
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return false;
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}
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@ -63,10 +83,164 @@ static void gfx_vulkan_renderer_set_use_alpha(bool use_alpha) {
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static void gfx_vulkan_renderer_draw_triangles(float buf_vbo[], size_t buf_vbo_len, size_t buf_vbo_num_tris) {
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}
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static void gfx_vulkan_create_instance() {
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std::vector<const char*> instance_extensions = {"VK_EXT_debug_utils"};
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uint32_t extension_count = 0;
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vkEnumerateInstanceExtensionProperties(nullptr, &extension_count, nullptr);
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std::vector<VkExtensionProperties> extensions(extension_count);
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vkEnumerateInstanceExtensionProperties(nullptr, &extension_count, extensions.data());
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for(auto& extension : extensions) {
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if (strstr(extension.extensionName, "surface") != nullptr) {
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instance_extensions.push_back(extension.extensionName);
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}
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if (strstr(extension.extensionName, "VK_KHR_get_physical_device_properties2") != nullptr) {
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instance_extensions.push_back(extension.extensionName);
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}
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}
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VkDebugUtilsMessengerCreateInfoEXT debug_create_info = {};
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debug_create_info.sType =
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VK_STRUCTURE_TYPE_DEBUG_UTILS_MESSENGER_CREATE_INFO_EXT;
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debug_create_info.messageSeverity =
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VK_DEBUG_UTILS_MESSAGE_SEVERITY_WARNING_BIT_EXT |
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VK_DEBUG_UTILS_MESSAGE_SEVERITY_ERROR_BIT_EXT;
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debug_create_info.messageType =
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VK_DEBUG_UTILS_MESSAGE_TYPE_VALIDATION_BIT_EXT;
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debug_create_info.pfnUserCallback = gfx_vulkan_debug_callback;
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VkInstanceCreateInfo create_info = {};
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create_info.pNext = &debug_create_info;
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create_info.sType = VK_STRUCTURE_TYPE_INSTANCE_CREATE_INFO;
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create_info.ppEnabledExtensionNames = instance_extensions.data();
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create_info.enabledExtensionCount = instance_extensions.size();
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vkCreateInstance(&create_info, nullptr, &instance);
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printf("Created vulkan instance!\n");
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}
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static void gfx_vulkan_create_command_pool(const int graphics_family_index) {
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VkCommandPoolCreateInfo pool_create_info = {};
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pool_create_info.sType = VK_STRUCTURE_TYPE_COMMAND_POOL_CREATE_INFO;
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pool_create_info.queueFamilyIndex = graphics_family_index;
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pool_create_info.flags = VK_COMMAND_POOL_CREATE_RESET_COMMAND_BUFFER_BIT;
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vkCreateCommandPool(device, &pool_create_info, nullptr, &command_pool);
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}
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static void gfx_vulkan_create_device() {
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// pick physical device
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uint32_t device_count = 0;
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vkEnumeratePhysicalDevices(instance, &device_count, nullptr);
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std::vector<VkPhysicalDevice> devices(device_count);
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vkEnumeratePhysicalDevices(instance, &device_count, devices.data());
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for (auto device : devices) {
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VkPhysicalDeviceProperties device_properties;
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vkGetPhysicalDeviceProperties(device, &device_properties);
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printf("GPU Found: %s\n", device_properties.deviceName);
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}
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physical_device = devices[0];
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uint32_t extension_count = 0;
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vkEnumerateDeviceExtensionProperties(physical_device, nullptr,
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&extension_count, nullptr);
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std::vector<VkExtensionProperties> extension_properties(extension_count);
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vkEnumerateDeviceExtensionProperties(
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physical_device, nullptr, &extension_count,
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extension_properties.data());
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uint32_t graphics_family_index = 0, present_family_index = 0;
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// create logical device
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uint32_t queue_family_count = 0;
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vkGetPhysicalDeviceQueueFamilyProperties(physical_device, &queue_family_count,
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nullptr);
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std::vector<VkQueueFamilyProperties> queueFamilies(queue_family_count);
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vkGetPhysicalDeviceQueueFamilyProperties(physical_device, &queue_family_count,
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queueFamilies.data());
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int i = 0;
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for (const auto&queue_family : queueFamilies) {
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if (queue_family.queueCount > 0 && queue_family.queueFlags & VK_QUEUE_GRAPHICS_BIT) {
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graphics_family_index = i;
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}
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i++;
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}
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std::vector<VkDeviceQueueCreateInfo> queue_create_infos;
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if (graphics_family_index == present_family_index) {
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VkDeviceQueueCreateInfo queue_create_info = {};
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queue_create_info.sType = VK_STRUCTURE_TYPE_DEVICE_QUEUE_CREATE_INFO;
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queue_create_info.queueFamilyIndex = graphics_family_index;
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queue_create_info.queueCount = 1;
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float queuePriority = 1.0f;
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queue_create_info.pQueuePriorities = &queuePriority;
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queue_create_infos.push_back(queue_create_info);
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} else {
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// graphics
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{
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VkDeviceQueueCreateInfo queue_create_info = {};
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queue_create_info.sType = VK_STRUCTURE_TYPE_DEVICE_QUEUE_CREATE_INFO;
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queue_create_info.queueFamilyIndex = graphics_family_index;
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queue_create_info.queueCount = 1;
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float queuePriority = 1.0f;
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queue_create_info.pQueuePriorities = &queuePriority;
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queue_create_infos.push_back(queue_create_info);
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}
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// present
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{
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VkDeviceQueueCreateInfo queue_create_info = {};
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queue_create_info.sType = VK_STRUCTURE_TYPE_DEVICE_QUEUE_CREATE_INFO;
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queue_create_info.queueFamilyIndex = present_family_index;
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queue_create_info.queueCount = 1;
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float queuePriority = 1.0f;
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queue_create_info.pQueuePriorities = &queuePriority;
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queue_create_infos.push_back(queue_create_info);
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}
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}
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VkDeviceCreateInfo device_create_info = {};
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device_create_info.sType = VK_STRUCTURE_TYPE_DEVICE_CREATE_INFO;
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device_create_info.pQueueCreateInfos = queue_create_infos.data();
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device_create_info.queueCreateInfoCount =
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static_cast<uint32_t>(queue_create_infos.size());
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vkCreateDevice(physical_device, &device_create_info, nullptr, &device);
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printf("Created vulkan device!\n");
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vkGetDeviceQueue(device, graphics_family_index, 0, &graphics_queue);
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vkGetDeviceQueue(device, present_family_index, 0, &present_queue);
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gfx_vulkan_create_command_pool(graphics_family_index);
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}
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static void gfx_vulkan_renderer_init(void) {
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gfx_vulkan_create_instance();
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gfx_vulkan_create_device();
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}
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static void gfx_vulkan_renderer_on_resize(void) {
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// doesn't seem to be called?
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}
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static void gfx_vulkan_renderer_start_frame(void) {
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@ -107,4 +281,3 @@ struct GfxRenderingAPI gfx_vulkan_api = {
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gfx_vulkan_renderer_finish_render,
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gfx_vulkan_get_name,
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};
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#endif
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@ -166,7 +166,7 @@ void main_func(void) {
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rendering_api = &gfx_direct3d11_api;
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wm_api = &gfx_dxgi_api;
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#elif defined(ENABLE_OPENGL)
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rendering_api = &gfx_opengl_api;
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rendering_api = &gfx_vulkan_api;
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wm_api = &gfx_sdl;
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#elif defined(ENABLE_GFX_DUMMY)
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rendering_api = &gfx_dummy_renderer_api;
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