typedef unsigned int color_t;
typedef struct
{
int x;
int y;
}pt_t;
/*********** Clipping **********/
typedef struct
{
int xmin;
int ymin;
int xmax;
int ymax;
}clip_t, *PTRclip;
#define CLIP_TOP 1
#define CLIP_BOTTOM 2
#define CLIP_RIGHT 4
#define CLIP_LEFT 8
int LineClip ( clip_t *clip, int *x1, int *y1, int *x2, int *y2 );
int BlockClip( clip_t *clip, int *x1, int *y1, int *x2, int* y2 );
/*********** Brushes ***********/
typedef struct
{
color_t bkcolor;
color_t fcolor;
union {
u32_t bmp[2];
u8_t bits[8];
};
}brush_t;
#define HS_HORIZONTAL 0
#define HS_VERTICAL 1
#define HS_FDIAGONAL 2
#define HS_BDIAGONAL 3
#define HS_CROSS 4
#define HS_DIAGCROSS 5
#define HATCH_MAX 7
brush_t* CreateHatch(int hatch, color_t bkcolor, color_t fcolor);
void DestroyBrush(brush_t *brush);
/*********** Pixmap & drawing ***********/
typedef struct
{
unsigned width;
unsigned height;
u32_t format;
u32_t flags;
unsigned pitch;
void *mapped;
u32_t handle;
}pixmap_t;
#define PX_MEM_SYSTEM 0
#define PX_MEM_LOCAL 1
#define PX_MEM_GART 2
#define PX_MEM_MASK 3
#define PX_LOCK 1
pixmap_t* CreatePixmap(unsigned width, unsigned height, u32_t format, u32_t flags);
void* LockPixmap(pixmap_t *pixmap);
int UnlockPixmap(pixmap_t *pixmap);
int DrawRect(pixmap_t *pixmap, int xorg, int yorg,
int width, int height,
color_t dst_color, color_t border);
int FillRect(pixmap_t *pixmap, int xorg, int yorg,
int width, int height,
brush_t *brush, color_t border);
//int PixBlit(pixblit_t* blit);
/******** Hardware accelerated *********/
typedef struct
{
pixmap_t *dstpix;
struct {
int x0;
int y0;
};
union {
struct {
int x1;
int y1;
};
struct {
int w;
int h;
};
};
color_t color;
color_t border;
}draw_t;
typedef struct
{
pixmap_t *dstpix;
int x;
int y;
int w;
int h;
color_t bkcolor;
color_t fcolor;
u32_t bmp0;
u32_t bmp1;
color_t border;
}fill_t;
typedef struct
{
int src_x;
int src_y;
int dst_x;
int dst_y;
int w;
int h;
}blit_t;
typedef struct
{
pixmap_t *dst_pixmap;
int dst_x;
int dst_y;
pixmap_t *src_pixmap;
int src_x;
int src_y;
int w;
int h;
}pxblit_t;
#define PX_CREATE 1
#define PX_DESTROY 2
#define PX_CLEAR 3
#define PX_DRAW_RECT 4
#define PX_FILL_RECT 5
#define PX_LINE 6
#define PX_BLIT 7
#define PX_BLIT_TRANSPARENT 8
#define PX_BLIT_ALPHA 9
/*********************************************************/
#define DBG(x) x
// #define DBG(x)
#pragma pack (push,1)
typedef struct s_cursor
{
u32_t magic; // 'CURS'
void (*destroy)(struct s_cursor*); // destructor
u32_t fd; // next object in list
u32_t bk; // prev object in list
u32_t pid; // owner id
void *base; // allocated memory
u32_t hot_x; // hotspot coords
u32_t hot_y;
}cursor_t;
#pragma pack (pop)
typedef struct {
u32_t x ;
u32_t y ;
} xPointFixed;
typedef u32_t xFixed_16_16;
typedef xFixed_16_16 xFixed;
#define XFIXED_BITS 16
#define xFixedToInt(f) (int) ((f) >> XFIXED_BITS)
#define IntToxFixed(i) ((xFixed) (i) << XFIXED_BITS)
#define xFixedToFloat(f) (((float) (f)) / 65536)
#define PICT_FORMAT(bpp,type,a,r,g,b) (((bpp) << 24) | \
((type) << 16) | \
((a) << 12) | \
((r) << 8) | \
((g) << 4) | \
((b)))
#define PICT_FORMAT_A(f) (((f) >> 12) & 0x0f)
#define PICT_FORMAT_RGB(f) (((f) ) & 0xfff)
#define PICT_TYPE_OTHER 0
#define PICT_TYPE_A 1
#define PICT_TYPE_ARGB 2
#define PICT_TYPE_ABGR 3
#define PICT_TYPE_COLOR 4
#define PICT_TYPE_GRAY 5
typedef enum _PictFormatShort {
PICT_a8r8g8b8 = PICT_FORMAT(32,PICT_TYPE_ARGB,8,8,8,8),
PICT_x8r8g8b8 = PICT_FORMAT(32,PICT_TYPE_ARGB,0,8,8,8),
PICT_a8b8g8r8 = PICT_FORMAT(32,PICT_TYPE_ABGR,8,8,8,8),
PICT_x8b8g8r8 = PICT_FORMAT(32,PICT_TYPE_ABGR,0,8,8,8),
/* 24bpp formats */
PICT_r8g8b8 = PICT_FORMAT(24,PICT_TYPE_ARGB,0,8,8,8),
PICT_b8g8r8 = PICT_FORMAT(24,PICT_TYPE_ABGR,0,8,8,8),
/* 16bpp formats */
PICT_r5g6b5 = PICT_FORMAT(16,PICT_TYPE_ARGB,0,5,6,5),
PICT_b5g6r5 = PICT_FORMAT(16,PICT_TYPE_ABGR,0,5,6,5),
PICT_a1r5g5b5 = PICT_FORMAT(16,PICT_TYPE_ARGB,1,5,5,5),
PICT_x1r5g5b5 = PICT_FORMAT(16,PICT_TYPE_ARGB,0,5,5,5),
PICT_a1b5g5r5 = PICT_FORMAT(16,PICT_TYPE_ABGR,1,5,5,5),
PICT_x1b5g5r5 = PICT_FORMAT(16,PICT_TYPE_ABGR,0,5,5,5),
PICT_a4r4g4b4 = PICT_FORMAT(16,PICT_TYPE_ARGB,4,4,4,4),
PICT_x4r4g4b4 = PICT_FORMAT(16,PICT_TYPE_ARGB,0,4,4,4),
PICT_a4b4g4r4 = PICT_FORMAT(16,PICT_TYPE_ABGR,4,4,4,4),
PICT_x4b4g4r4 = PICT_FORMAT(16,PICT_TYPE_ABGR,0,4,4,4),
/* 8bpp formats */
PICT_a8 = PICT_FORMAT(8,PICT_TYPE_A,8,0,0,0),
PICT_r3g3b2 = PICT_FORMAT(8,PICT_TYPE_ARGB,0,3,3,2),
PICT_b2g3r3 = PICT_FORMAT(8,PICT_TYPE_ABGR,0,3,3,2),
PICT_a2r2g2b2 = PICT_FORMAT(8,PICT_TYPE_ARGB,2,2,2,2),
PICT_a2b2g2r2 = PICT_FORMAT(8,PICT_TYPE_ABGR,2,2,2,2),
PICT_c8 = PICT_FORMAT(8,PICT_TYPE_COLOR,0,0,0,0),
PICT_g8 = PICT_FORMAT(8,PICT_TYPE_GRAY,0,0,0,0),
PICT_x4a4 = PICT_FORMAT(8,PICT_TYPE_A,4,0,0,0),
PICT_x4c4 = PICT_FORMAT(8,PICT_TYPE_COLOR,0,0,0,0),
PICT_x4g4 = PICT_FORMAT(8,PICT_TYPE_GRAY,0,0,0,0),
/* 4bpp formats */
PICT_a4 = PICT_FORMAT(4,PICT_TYPE_A,4,0,0,0),
PICT_r1g2b1 = PICT_FORMAT(4,PICT_TYPE_ARGB,0,1,2,1),
PICT_b1g2r1 = PICT_FORMAT(4,PICT_TYPE_ABGR,0,1,2,1),
PICT_a1r1g1b1 = PICT_FORMAT(4,PICT_TYPE_ARGB,1,1,1,1),
PICT_a1b1g1r1 = PICT_FORMAT(4,PICT_TYPE_ABGR,1,1,1,1),
PICT_c4 = PICT_FORMAT(4,PICT_TYPE_COLOR,0,0,0,0),
PICT_g4 = PICT_FORMAT(4,PICT_TYPE_GRAY,0,0,0,0),
/* 1bpp formats */
PICT_a1 = PICT_FORMAT(1,PICT_TYPE_A,1,0,0,0),
PICT_g1 = PICT_FORMAT(1,PICT_TYPE_GRAY,0,0,0,0),
} PictFormatShort;
void dump_mem();