graph.h

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#ifndef __GRAPH_H__
#define __GRAPH_H__
 
#include <graph_vram.h>
 
// Sets screen mode
#define GRAPH_MODE_AUTO         0
#define GRAPH_MODE_NTSC         1
#define GRAPH_MODE_PAL          2
#define GRAPH_MODE_HDTV_480P    3
#define GRAPH_MODE_HDTV_576P    4
#define GRAPH_MODE_HDTV_720P    5
#define GRAPH_MODE_HDTV_1080I   6
#define GRAPH_MODE_VGA_640_60   7 
#define GRAPH_MODE_VGA_640_72   8
#define GRAPH_MODE_VGA_640_75   9
#define GRAPH_MODE_VGA_640_85  10
#define GRAPH_MODE_VGA_800_56  11
#define GRAPH_MODE_VGA_800_60  12
#define GRAPH_MODE_VGA_800_72  13
#define GRAPH_MODE_VGA_800_75  14
#define GRAPH_MODE_VGA_800_85  15
#define GRAPH_MODE_VGA_1024_60 16
#define GRAPH_MODE_VGA_1024_70 17
#define GRAPH_MODE_VGA_1024_75 18
#define GRAPH_MODE_VGA_1024_85 19
#define GRAPH_MODE_VGA_1280_60 20
#define GRAPH_MODE_VGA_1280_75 21
 
#define GRAPH_MODE_NONINTERLACED 0
#define GRAPH_MODE_INTERLACED    1
 
#define GRAPH_MODE_FIELD         0
#define GRAPH_MODE_FRAME         1
 
#define GRAPH_FIELD_EVEN         0
#define GRAPH_FIELD_ODD          1

#define GRAPH_DISABLE            0
#define GRAPH_ENABLE             1

#define GRAPH_GCONT_RGB          0
#define GRAPH_GCONT_YCRCB        1
 
#define GRAPH_CMOD_NTSC          2
#define GRAPH_CMOD_PAL           3

#define GRAPH_VALUE_RC1          0
#define GRAPH_VALUE_ALPHA        1

#define GRAPH_RC1_ALPHA          0
#define GRAPH_RC2_ALPHA          1

#define GRAPH_BLEND_RC2          0
#define GRAPH_BLEND_BGCOLOR      1
 
#ifdef __cplusplus
extern "C" {
#endif

extern int graph_initialize(int fbp, int width, int height, int psm, int x, int y);

extern int graph_get_region(void);

extern float graph_aspect_ratio(void);

extern void graph_enable_output(void);

extern void graph_disable_output(void);

extern int graph_set_mode(int interlace, int mode, int ffmd, int flicker_filter);

extern int graph_set_screen(int x, int y, int width, int height);

extern void graph_set_framebuffer_filtered(int fbp, int width, int psm, int x, int y);

extern void graph_set_framebuffer(int context, int fbp, int width, int psm, int x, int y);

extern void graph_set_bgcolor(unsigned char r, unsigned char g, unsigned char b);

extern void graph_set_output(int rc1, int rc2, int alpha_select, int alpha_output, int blend_method, unsigned char alpha);

extern int graph_add_vsync_handler(int (*vsync_callback)(int cause));

extern void graph_remove_vsync_handler(int callback_id);

extern void graph_wait_hsync(void);

extern void graph_wait_vsync(void);

extern int graph_check_vsync(void);

extern void graph_start_vsync(void);

extern int graph_shutdown(void);

 
#ifdef __cplusplus
}
#endif
 
#endif /* __GRAPH_H__ */