Palette system for Dual Screen


Defines

#define PA_DualLoadPal(palette, source)
 Load a 256 color palette in the Bg or Sprite palette of both screens.
#define PA_DualLoadPal16(palette, n_palette, source)
 Load a 16 color palette in the Bg or Sprite palette of both screens.

Functions

void PA_DualSetPalNeg (u32 palette)
 Set all the palette's color to negative. To undo this, simply negative again...
void PA_DualSetPal16Neg (u32 palette, u8 n_palette)
 Set 16 color palette to negative. To undo this, simply negative again...
void PA_DualLoadSpritePal (u8 palette_number, void *palette)
 Load a 256 color palette in the Sprite palettes.
void PA_DualLoadBgPal (u8 bg_number, void *palette)
 Load a 256 color palette for a given background.
void PA_DualSetBgColor (u16 color)
 Change the background color of both screens.

Detailed Description

Load palettes, change palette colors, set the gamma, etc... on both screens !

Define Documentation

#define PA_DualLoadPal ( palette,
source   ) 

Value:

{\
        DMA_Copy((void*)source, (void*)palette, 256, DMA_16NOW);\
        DMA_Copy((void*)(source+1024), (void*)palette, 256, DMA_16NOW);\
        if(palette == PAL_SPRITE){\
                PA_DualLoadSpriteExtPal(0, (void*)palette);\
        }\
}
Load a 256 color palette in the Bg or Sprite palette of both screens.

Parameters:
palette Set the Bg palette or Sprite palette : PAL_BG or PAL_SPRITE
source Palette name (ex : master_Palette)

#define PA_DualLoadPal16 ( palette,
n_palette,
source   ) 

Value:

{\
DMA_Copy((void*)source, (void*)(palette + (n_palette << 5)), 16, DMA_16NOW);\
DMA_Copy((void*)source, (void*)(palette + 1024 + (n_palette << 5)), 16, DMA_16NOW);}
Load a 16 color palette in the Bg or Sprite palette of both screens.

Parameters:
palette Set the Bg palette or Obj palette : PAL_BG or PAL_SPRITE
n_palette Number of the 16 color palette to load (0-15)
source Palette name (ex : master_Palette)


Function Documentation

inline void PA_DualLoadBgPal ( u8  bg_number,
void *  palette 
) [inline]

Load a 256 color palette for a given background.

Parameters:
bg_number Background number (0-3)
palette Palette to load ((void*)palette_name)

inline void PA_DualLoadSpritePal ( u8  palette_number,
void *  palette 
) [inline]

Load a 256 color palette in the Sprite palettes.

Parameters:
palette_number Palette number (0-15)
palette Palette to load ((void*)palette_name)

inline void PA_DualSetBgColor ( u16  color  )  [inline]

Change the background color of both screens.

Parameters:
color RGB value, like PA_RGB(31, 31, 31) for white

inline void PA_DualSetPal16Neg ( u32  palette,
u8  n_palette 
) [inline]

Set 16 color palette to negative. To undo this, simply negative again...

Parameters:
palette Set the Bg palette or Obj palette : PAL_BG, PAL_SPRITE
n_palette Number of the 16 color palette (0-15)

inline void PA_DualSetPalNeg ( u32  palette  )  [inline]

Set all the palette's color to negative. To undo this, simply negative again...

Parameters:
palette Set the Bg palette or Obj palette : PAL_BG, PAL_SPRITE


Generated on Sat Jun 13 12:55:14 2009 for PAlib - Programmer's Arsenal by  doxygen 1.5.8