tumble / file diff

     1.1 diff -r a6dc00305f0d -r 8ca2aaf0513f bitblt.h
     1.2 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.3 +++ b/bitblt.h	Thu Dec 27 11:04:43 2001 +0000
     1.4 @@ -0,0 +1,44 @@
     1.5 +typedef unsigned char u8;
     1.6 +typedef unsigned int u32;
     1.7 +typedef int boolean;
     1.8 +
     1.9 +typedef struct Point
    1.10 +{
    1.11 +  u32 x;
    1.12 +  u32 y;
    1.13 +} Point;
    1.14 +
    1.15 +typedef struct Rect
    1.16 +{
    1.17 +  Point upper_left;
    1.18 +  Point lower_right;
    1.19 +} Rect;
    1.20 +
    1.21 +typedef struct Bitmap
    1.22 +{
    1.23 +  u8 *bits;
    1.24 +  u32 width;
    1.25 +  u32 height;
    1.26 +  u32 rowbytes;
    1.27 +} Bitmap;
    1.28 +
    1.29 +
    1.30 +#define TF_SRC 0xc
    1.31 +#define TF_AND 0x8
    1.32 +#define TF_OR  0xe
    1.33 +#define TF_XOR 0x6
    1.34 +
    1.35 +
    1.36 +Bitmap *create_bitmap (u32 width, u32 height);
    1.37 +void free_bitmap (Bitmap *bitmap);
    1.38 +boolean get_pixel (Bitmap *bitmap, Point coord);
    1.39 +void set_pixel (Bitmap *bitmap, Point coord, boolean value);
    1.40 +
    1.41 +Bitmap *bitblt (Bitmap *src_bitmap,
    1.42 +		Rect src_rect,
    1.43 +		Bitmap *dest_bitmap,
    1.44 +		Point dest_upper_left,
    1.45 +		boolean flip_horizontal,
    1.46 +		boolean flip_vertical,
    1.47 +		boolean transpose,
    1.48 +		int tfn);