application_types.h

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#pragma once
 
#include "application_config.h"
#include "core/engine.h"
#include "platform/platform.h"
 
struct render_packet;
struct frame_data;
struct application_config;
 
typedef enum application_stage {
    APPLICATION_STAGE_UNINITIALIZED,
    APPLICATION_STAGE_BOOTING,
    APPLICATION_STAGE_BOOT_COMPLETE,
    APPLICATION_STAGE_INITIALIZING,
    APPLICATION_STAGE_INITIALIZED,
    APPLICATION_STAGE_RUNNING,
    APPLICATION_STAGE_SHUTTING_DOWN
} application_stage;
 
struct application_state;
 
typedef struct application {
    application_config app_config;
 
    b8 (*boot)(struct application* app_inst);
 
    b8 (*initialize)(struct application* app_inst);
 
    b8 (*update)(struct application* app_inst, struct frame_data* p_frame_data);
 
    b8 (*prepare_frame)(struct application* app_inst, struct frame_data* p_frame_data);
 
    b8 (*render_frame)(struct application* app_inst, struct frame_data* p_frame_data);
 
    void (*on_window_resize)(struct application* app_inst, const struct kwindow* window);
 
    void (*shutdown)(struct application* app_inst);
 
    void (*lib_on_unload)(struct application* game_inst);
 
    void (*lib_on_load)(struct application* game_inst);
 
    application_stage stage;
 
    struct application_state* state;
 
    void* engine_state;
 
    dynamic_library game_library;
} application;