LCOM1920-T5G03

#ifndef GRAPH_H_INCLUDED

#define GRAPH_H_INCLUDED

// Colors in RBG (8 bit)

#define GRAPH_BLACK               0x000000

#define GRAPH_WHITE               0xFFFFFF

// Alpha

#define ALPHA_THRESHOLD     0x7F

/// MACROS

#define GET_ALP(n)          (0xFF & ((n) >> 24))

#define GET_RED(n)          (0xFF & ((n) >> 16))

#define GET_GRE(n)          (0xFF & ((n) >>  8))

#define GET_BLU(n)          (0xFF & (n      ))

#define GET_COLOR(n)        (0xFFFFFF & (n))

#define SET_ALP(n)          (((n)&0xFF) << 24)

#define SET_RED(n)          (((n)&0xFF) << 16)

#define SET_GRE(n)          (((n)&0xFF) <<  8)

#define SET_BLU(n)          (((n)&0xFF)      )

#define SET_RGB(r,g,b)      (SET_RED(r) | SET_GRE(g) | SET_BLU(b))

/// PUBLIC GET

uint16_t   (graph_get_XRes)         (void);

uint16_t   (graph_get_YRes)         (void);

uint16_t   (graph_get_bytes_pixel)  (void);

/// INIT

int (graph_init)(uint16_t mode);

/// CLEANUP

int (graph_cleanup)(void);

/// PIXEL DRAWING

int (graph_set_pixel)             (uint16_t x, uint16_t y, uint32_t color);

void (graph_set_pixel_pos)         (unsigned pos          , uint32_t color);

/// SCREEN

int (graph_clear_screen)(void);

/// DRAW

int (graph_draw)(void);

#endif /* end of include guard: GRAPH_H_INCLUDED */