platform_interface.h

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#ifndef GLCE_ENGINE_INTERFACES_PLATFORM_INTERFACE_H
#define GLCE_ENGINE_INTERFACES_PLATFORM_INTERFACE_H
 
#ifdef __cplusplus
extern "C" {
#endif
 
#include <stddef.h>
 
#include "engine/core/event/keyboard_event.h"
#include "engine/core/event/mouse_event.h"
#include "engine/core/event/window_event.h"
 
#include "engine/platform/platform_core/platform_types.h"
 
typedef struct platform_backend platform_backend_t;
 
typedef void (*pfn_platform_backend_preinit)(size_t* memory_requirement_, size_t* alignment_requirement_);
 
typedef platform_result_t (*pfn_platform_backend_init)(platform_backend_t* platform_backend_);
 
typedef void (*pfn_platform_backend_destroy)(platform_backend_t* platform_backend_);
 
typedef platform_result_t (*pfn_platform_backend_window_create)(
    platform_backend_t* platform_backend_,
    const char* window_label_,
    int window_width_,
    int window_height_,
    int* framebuffer_width_,
    int* framebuffer_height_);
 
typedef platform_result_t (*pfn_platform_backend_pump_messages)(
    platform_backend_t* platform_backend_,
    void (*window_event_callback)(const window_event_t* event_),
    void (*keyboard_event_callback)(const keyboard_event_t* event_),
    void (*mouse_event_callback)(const mouse_event_t* event_));
 
typedef platform_result_t (*pfn_platform_backend_swap_buffers)(platform_backend_t* platform_backend_);
 
typedef struct platform_vtable {
    pfn_platform_backend_preinit        platform_backend_preinit;                   
    pfn_platform_backend_init           platform_backend_init;                      
    pfn_platform_backend_destroy        platform_backend_destroy;                   
    pfn_platform_backend_window_create  platform_backend_window_create;             
    pfn_platform_backend_pump_messages  platform_backend_pump_messages;             
    pfn_platform_backend_swap_buffers   platform_backend_swap_buffers;              
} platform_vtable_t;
 
#ifdef __cplusplus
}
#endif
#endif