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#ifndef VULKAN_CONTEXT_H
#define VULKAN_CONTEXT_H
#include "core/error_list.h"
#include "core/ustring.h"
#include <vulkan/vulkan.h>
class VulkanContext {
enum {
MAX_EXTENSIONS = 128,
MAX_LAYERS = 64,
FRAME_LAG = 2
};
bool use_validation_layers;
VkInstance inst;
VkSurfaceKHR surface;
VkPhysicalDevice gpu;
VkPhysicalDeviceProperties gpu_props;
uint32_t queue_family_count;
VkQueueFamilyProperties *queue_props;
VkDevice device;
//present
uint32_t graphics_queue_family_index;
uint32_t present_queue_family_index;
bool separate_present_queue;
VkQueue graphics_queue;
VkQueue present_queue;
VkColorSpaceKHR color_space;
VkFormat format;
VkSemaphore image_acquired_semaphores[FRAME_LAG];
VkSemaphore draw_complete_semaphores[FRAME_LAG];
VkSemaphore image_ownership_semaphores[FRAME_LAG];
int frame_index;
VkFence fences[FRAME_LAG];
VkPhysicalDeviceMemoryProperties memory_properties;
typedef struct {
VkImage image;
VkCommandBuffer cmd;
VkCommandBuffer graphics_to_present_cmd;
VkImageView view;
VkBuffer uniform_buffer;
VkDeviceMemory uniform_memory;
VkFramebuffer framebuffer;
VkDescriptorSet descriptor_set;
} SwapchainImageResources;
VkSwapchainKHR swapchain;
SwapchainImageResources *swapchain_image_resources;
VkPresentModeKHR presentMode;
uint32_t swapchainImageCount;
uint64_t refresh_duration;
bool syncd_with_actual_presents;
uint64_t refresh_duration_multiplier;
uint64_t target_IPD; // image present duration (inverse of frame rate)
uint64_t prev_desired_present_time;
uint32_t next_present_id;
uint32_t last_early_id; // 0 if no early images
uint32_t last_late_id; // 0 if no late images
bool is_minimized;
uint32_t current_buffer;
//commands
VkRenderPass render_pass;
VkCommandPool present_cmd_pool; //for separate present queue
bool prepared;
int width, height;
//extensions
bool VK_KHR_incremental_present_enabled;
bool VK_GOOGLE_display_timing_enabled;
const char **instance_validation_layers;
uint32_t enabled_extension_count;
uint32_t enabled_layer_count;
const char *extension_names[MAX_EXTENSIONS];
const char *enabled_layers[MAX_LAYERS];
PFN_vkCreateDebugUtilsMessengerEXT CreateDebugUtilsMessengerEXT;
PFN_vkDestroyDebugUtilsMessengerEXT DestroyDebugUtilsMessengerEXT;
PFN_vkSubmitDebugUtilsMessageEXT SubmitDebugUtilsMessageEXT;
PFN_vkCmdBeginDebugUtilsLabelEXT CmdBeginDebugUtilsLabelEXT;
PFN_vkCmdEndDebugUtilsLabelEXT CmdEndDebugUtilsLabelEXT;
PFN_vkCmdInsertDebugUtilsLabelEXT CmdInsertDebugUtilsLabelEXT;
PFN_vkSetDebugUtilsObjectNameEXT SetDebugUtilsObjectNameEXT;
PFN_vkGetPhysicalDeviceSurfaceSupportKHR fpGetPhysicalDeviceSurfaceSupportKHR;
PFN_vkGetPhysicalDeviceSurfaceCapabilitiesKHR fpGetPhysicalDeviceSurfaceCapabilitiesKHR;
PFN_vkGetPhysicalDeviceSurfaceFormatsKHR fpGetPhysicalDeviceSurfaceFormatsKHR;
PFN_vkGetPhysicalDeviceSurfacePresentModesKHR fpGetPhysicalDeviceSurfacePresentModesKHR;
PFN_vkCreateSwapchainKHR fpCreateSwapchainKHR;
PFN_vkDestroySwapchainKHR fpDestroySwapchainKHR;
PFN_vkGetSwapchainImagesKHR fpGetSwapchainImagesKHR;
PFN_vkAcquireNextImageKHR fpAcquireNextImageKHR;
PFN_vkQueuePresentKHR fpQueuePresentKHR;
PFN_vkGetRefreshCycleDurationGOOGLE fpGetRefreshCycleDurationGOOGLE;
PFN_vkGetPastPresentationTimingGOOGLE fpGetPastPresentationTimingGOOGLE;
VkDebugUtilsMessengerEXT dbg_messenger;
Error _create_validation_layers();
Error _initialize_extensions();
VkBool32 _check_layers(uint32_t check_count, const char **check_names, uint32_t layer_count, VkLayerProperties *layers);
static VKAPI_ATTR VkBool32 VKAPI_CALL _debug_messenger_callback(VkDebugUtilsMessageSeverityFlagBitsEXT messageSeverity,
VkDebugUtilsMessageTypeFlagsEXT messageType,
const VkDebugUtilsMessengerCallbackDataEXT *pCallbackData,
void *pUserData);
Error _create_physical_device();
Error _create_device();
Error _create_swap_chain();
Error _create_semaphores();
Error _prepare_buffers();
Error _prepare_framebuffers();
Error _create_buffers();
int screen_width;
int screen_height;
bool minimized;
Vector<VkCommandBuffer> command_buffer_queue;
int command_buffer_count;
protected:
virtual const char *_get_platform_surface_extension() const = 0;
virtual VkResult _create_surface(VkSurfaceKHR *surface, VkInstance p_instance) = 0;
VkSurfaceKHR &get_surface() { return surface; }
public:
VkDevice get_device();
VkPhysicalDevice get_physical_device();
int get_frame_count() const;
uint32_t get_graphics_queue() const;
int get_screen_width(int p_screen = 0);
int get_screen_height(int p_screen = 0);
VkFramebuffer get_frame_framebuffer(int p_frame);
VkRenderPass get_render_pass();
VkFormat get_screen_format() const;
VkPhysicalDeviceLimits get_device_limits() const;
void set_setup_buffer(const VkCommandBuffer &pCommandBuffer);
void append_command_buffer(const VkCommandBuffer &pCommandBuffer);
void resize_notify();
void flush(bool p_flush_setup = false, bool p_flush_pending = false);
Error swap_buffers();
Error initialize(int p_width, int p_height, bool p_minimized);
VulkanContext();
};
#endif // VULKAN_DEVICE_H
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