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Diffstat (limited to 'drivers/vulkan/vulkan_context.h')
| -rw-r--r-- | drivers/vulkan/vulkan_context.h | 158 |
1 files changed, 158 insertions, 0 deletions
diff --git a/drivers/vulkan/vulkan_context.h b/drivers/vulkan/vulkan_context.h new file mode 100644 index 0000000000..7a62ef51e2 --- /dev/null +++ b/drivers/vulkan/vulkan_context.h @@ -0,0 +1,158 @@ +#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 |