vga_screen.h

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#ifndef _VGA_SCREEN_H
#define _VGA_SCREEN_H
 
typedef struct {
    u16 width;  
    u16 wb;     
    s16 offx;   
    s16 offy;   
    u16 wrapx;  
    u16 wrapy;  
    const void* data; 
    u8  form;   
    bool    dbly;   
    u16 par3;   
    u32 par;    
    u32 par2;   
} sSegm;
 
typedef struct {
    u16 height;             
    u16 num;                
    sSegm   seg[SEGMAX];    
} sStrip;
 
typedef struct {
    u16 num;                
    u16 backup;             
    sStrip  strip[STRIPMAX]; 
} sScreen;
 
extern sScreen Screen;      
extern sScreen* pScreen;    
 
void ScreenClear(sScreen* s);
 
sStrip* ScreenAddStrip(sScreen* s, int height);
 
sSegm* ScreenAddSegm(sStrip* strip, int width);
 
void ScreenSegmColor(sSegm* segm, u32 col1, u32 col2);
 
void ScreenSegmGrad1(sSegm* segm, const void* data, int wb);
 
void ScreenSegmGrad2(sSegm* segm, const void* data, int wb);
 
void ScreenSegmGraph8(sSegm* segm, const void* data, int wb);
 
void GenPal16Trans(u16* trans, const u8* pal);
 
void ScreenSegmGraph4(sSegm* segm, const void* data, const void* trans, int wb);
 
void GenPal4Trans(u32* trans, const u8* pal);
 
void ScreenSegmGraph2(sSegm* segm, const void* data, const void* trans, int wb);
 
void ScreenSegmGraph1(sSegm* segm, const void* data, u8 bg, u8 fg, int wb);
 
void ScreenSegmMText(sSegm* segm, const void* data, const void* font, u16 fontheight, u8 bg, u8 fg, int wb);
 
void ScreenSegmAText(sSegm* segm, const void* data, const void* font, u16 fontheight, const void* pal, int wb);
 
void ScreenSegmFText(sSegm* segm, const void* data, const void* font, u16 fontheight, u8 bg, int wb);
 
void ScreenSegmCText(sSegm* segm, const void* data, const void* font, u16 fontheight, int wb);
 
void ScreenSegmGText(sSegm* segm, const void* data, const void* font, u8 fontheight, u8 bg, const void* grad, int wb);
 
void ScreenSegmDText(sSegm* segm, const void* data, const void* font, u8 fontheight, u8 bg, const void* grad, int wb);
 
void ScreenSegmTile(sSegm* segm, const void* data, const void* tiles, int w, int h, int wb);
 
void ScreenSegmTile2(sSegm* segm, const void* data, const void* tiles, int w, int h, int tilewb, int wb);
 
void ScreenSegmLevel(sSegm* segm, const void* data, u8 zero, u8 bg, u8 fg);
 
void ScreenSegmLevelGrad(sSegm* segm, const void* data, const void* sample1, const void* sample2);
 
void ScreenSegmOscil(sSegm* segm, const void* data, u8 bg, u8 fg, int pixh);
 
void ScreenSegmOscLine(sSegm* segm, const void* data, u8 bg, u8 fg);
 
void GenPal4Plane(u32* trans, const u8* pal);
 
void ScreenSegmPlane2(sSegm* segm, const void* data, int plane, const void* trans, int wb);
 
void ScreenSegmAttrib8(sSegm* segm, const void* data, const void* attr, const u8* pal, int wb);
 
void ScreenSegmProgress(sSegm* segm, const void* data, const void* sample1, const void* sample2);
 
void ScreenSegmGraph8Mat(sSegm* segm, const void* data, const int* mat, u16 xbits, u16 ybits);
 
void ScreenSegmGraph8Persp(sSegm* segm, const void* data, const int* mat, u16 xbits, u16 ybits, u16 horiz);
 
void ScreenSegmTilePersp(sSegm* segm, const u8* map, const u8* tiles, const int* mat, 
    u8 mapwbits, u8 maphbits, u8 tilebits, s8 horizon);
 
void ScreenSegmTilePersp15(sSegm* segm, const u8* map, const u8* tiles, const int* mat, 
    u8 mapwbits, u8 maphbits, u8 tilebits, s8 horizon);
 
void ScreenSegmTilePersp2(sSegm* segm, const u8* map, const u8* tiles, const int* mat, 
    u8 mapwbits, u8 maphbits, u8 tilebits, s8 horizon);
 
void ScreenSegmTilePersp3(sSegm* segm, const u8* map, const u8* tiles, const int* mat, 
    u8 mapwbits, u8 maphbits, u8 tilebits, s8 horizon);
 
void ScreenSegmTilePersp4(sSegm* segm, const u8* map, const u8* tiles, const int* mat, 
    u8 mapwbits, u8 maphbits, u8 tilebits, s8 horizon);
 
 
#endif // _VGA_SCREEN_H