1 files changed, 73 insertions, 0 deletions
diff --git a/src/graphics.h b/src/graphics.h
new file mode 100644
index 0000000..52e511e
--- /dev/null
+++ b/src/graphics.h
@@ -0,0 +1,73 @@
+#ifndef GRAPHICS_H
+#define GRAPHICS_H
+
+#include <stdint.h>
+#include <stdbool.h>
+#include <vulkan/vulkan.h>
+
+#include "common.h"
+
+// from vulkan source
+#define MAKE_VERSION(major, minor, patch) \
+    ((((u32)(major)) << 22U) | (((u32)(minor)) << 12U) | ((u32)(patch)))
+
+typedef uint32_t u32;
+
+typedef struct graphics {
+    VkInstance instance;
+    VkDebugUtilsMessengerEXT debug_messenger;
+    
+    VkPhysicalDevice physical_device;    
+    VkDevice logical_device;
+    
+    VkQueue graphics_queue;
+    VkQueue present_queue;
+
+    VkSurfaceKHR surface;
+
+    struct pipeline {
+        VkRenderPass render_pass;
+        VkPipelineLayout layout;
+        VkPipeline pipeline;
+    } pipeline;
+    
+    struct swap_chain {
+        VkSwapchainKHR swap_chain;
+        
+        VkImage *images;
+        VkImageView *image_views;
+        VkFramebuffer *framebuffers;
+        u32 nimages;
+
+        VkFormat image_format;
+        VkExtent2D extent;
+    } swap_chain;
+
+    struct command {
+        VkCommandPool pool;
+        VkCommandBuffer buffer;
+    } command;
+
+    struct sync {
+        VkSemaphore semph_image_available;
+        VkSemaphore semph_render_finished;
+        VkFence     fence_inflight;
+    } sync;
+
+} * graphics_t;
+
+struct graphics_info {
+    char *name;
+    u32 version;
+    
+    const char* const* extensions;
+    u32 ext_count;
+
+    int (*surface_func)(VkInstance instance, VkSurfaceKHR *surface);
+};
+
+graphics_t graphics_create(struct graphics_info *info);
+void graphics_destroy(graphics_t device);
+int graphics_draw_frame(graphics_t device);
+
+#endif