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Revision 333

Added by Diogo Miguel Ferreira Rodrigues almost 5 years ago

more changes, added docs

View differences:

graph.h
17 17 
#define DIRECT_1024_768_888     0x118
18 18 
#define DIRECT_1280_1024_565    0x11A
19 19 
#define DIRECT_1280_1024_888    0x11B
20 
#define LINEAR_FRAME_BUFFER_MD  BIT(14)
21 20 

  		




  22
  21
  
    
// Colors in RBG (8 bit)


  		




  23
  22
  
    
#define GRAPH_BLACK             0x000000


  		




  ......




  28
  27
  
    
// Alpha


  		




  29
  28
  
    
#define ALPHA_THRESHOLD     0x7F


  		




  30
  29
  
    

  		




  31
  
  
    
// MACROS


  		




  32
  
  
    
#define GET_ALP(n)          (0xFF & ((n) >> 24))


  		




  33
  
  
    
#define GET_RED(n)          (0xFF & ((n) >> 16))


  		




  34
  
  
    
#define GET_GRE(n)          (0xFF & ((n) >>  8))


  		




  35
  
  
    
#define GET_BLU(n)          (0xFF & (n      ))


  		




  36
  
  
    
#define GET_COLOR(n)        (0xFFFFFF & (n))


  		




  37
  
  
    
#define SET_ALP(n)          (((n)&0xFF) << 24)


  		




  38
  
  
    
#define SET_RED(n)          (((n)&0xFF) << 16)


  		




  39
  
  
    
#define SET_GRE(n)          (((n)&0xFF) <<  8)


  		




  40
  
  
    
#define SET_BLU(n)          (((n)&0xFF)      )


  		




  41
  
  
    
#define SET_RGB(r,g,b)      (SET_RED(r) | SET_GRE(g) | SET_BLU(b))


  		




  42
  
  
    

  		




  43
  30
  
    
/**


  		




  44
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 * @brief Initialize graphics.


  		




  45
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 * @param   mode    Graphics mode to use


  		




  ......




  88
  75
  
    
 */


  		




  89
  76
  
    
void (graph_set_pixel_pos)         (unsigned pos          , uint32_t color);


  		




  90
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  91
  
  
    
// SCREEN


  		




  
  78
  
    
/**


  		




  
  79
  
    
 * @brief Clear screen, painting it black.


  		




  
  80
  
    
 * @return  SUCCESS if operation was successful, other value otherwise


  		




  
  81
  
    
 */


  		




  92
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int (graph_clear_screen)(void);


  		




  93
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  94
  
  
    
// DRAW


  		




  
  84
  
    
/**


  		




  
  85
  
    
 * @brief Draw everything on the buffer to the screen.


  		




  
  86
  
    
 * @return  SUCCESS if operation was successful, other value otherwise


  		




  
  87
  
    
 */


  		




  95
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int (graph_draw)(void);


  		




  96
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/**


  		












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