nese/src/render.h

#ifndef NES_RENDER_H_
#define NES_RENDER_H_

#include "ppu.h"
#include "overlay.h"


typedef struct nes_Renderer_t {
    int (*init)(struct nes_Renderer_t*);
    void (*done)(struct nes_Renderer_t*);
    int (*render)(struct nes_Renderer_t*, nes_ppu*);

    void (*draw_last_frame)(struct nes_Renderer_t*, int dim);
    void (*draw_text)(struct nes_Renderer_t*, const char*, int x, int y);
    void (*text_size)(struct nes_Renderer_t*, const char*, int* w, int* h);
    void (*draw_done)(struct nes_Renderer_t*);

    Overlay overlay;
    void* data;
} nes_Renderer;

static inline int nes_render_init(nes_Renderer* rend) {
    return rend->init(rend);
}

static inline void nes_render_done(nes_Renderer* rend) {
    rend->done(rend);
}

static inline int nes_render(nes_Renderer* rend, nes_ppu* ppu) {
    return rend->render(rend, ppu);
}

static inline void nes_draw_last_frame(nes_Renderer* rend,
                                       int dim) {
    rend->draw_last_frame(rend, dim);
}

static inline void nes_text_size(nes_Renderer* rend,
                                 const char* str,
                                 int* w, int* h) {
    rend->text_size(rend, str, w, h);
}

static inline void nes_draw_text(nes_Renderer* rend,
                                 const char* str, int x, int y) {
    rend->draw_text(rend, str, x, y);
}

static inline void nes_draw_done(nes_Renderer* rend) {
    rend->draw_done(rend);
}


#endif // NES_RENDER_H_