aintern.h

allego 窗口系统源码

#ifdef ALLEGRO_I386
   #define BYTES_PER_PIXEL(bpp)     (((int)(bpp) + 7) / 8)
#else
   #ifdef ALLEGRO_MPW 
      /* in Mac 24 bit is a unsigned long */
      #define BYTES_PER_PIXEL(bpp)  (((bpp) <= 8) ? 1                                    \
				     : (((bpp) <= 16) ? sizeof (unsigned short)          \
					: sizeof (unsigned long)))
   #else
      #define BYTES_PER_PIXEL(bpp)  (((bpp) <= 8) ? 1                                    \
				     : (((bpp) <= 16) ? sizeof (unsigned short)          \
					: (((bpp) <= 24) ? 3 : sizeof (unsigned long))))
   #endif
#endif

AL_FUNC(int, _color_load_depth, (int depth, int hasalpha));

AL_VAR(int, _color_conv);

AL_FUNC(BITMAP *, _fixup_loaded_bitmap, (BITMAP *bmp, PALETTE pal, int bpp));


/* default truecolor pixel format */
#define DEFAULT_RGB_R_SHIFT_15  0
#define DEFAULT_RGB_G_SHIFT_15  5
#define DEFAULT_RGB_B_SHIFT_15  10
#define DEFAULT_RGB_R_SHIFT_16  0
#define DEFAULT_RGB_G_SHIFT_16  5
#define DEFAULT_RGB_B_SHIFT_16  11
#define DEFAULT_RGB_R_SHIFT_24  0
#define DEFAULT_RGB_G_SHIFT_24  8
#define DEFAULT_RGB_B_SHIFT_24  16
#define DEFAULT_RGB_R_SHIFT_32  0
#define DEFAULT_RGB_G_SHIFT_32  8
#define DEFAULT_RGB_B_SHIFT_32  16
#define DEFAULT_RGB_A_SHIFT_32  24


/* console switching support */
AL_FUNC(void, _register_switch_bitmap, (BITMAP *bmp, BITMAP *parent));
AL_FUNC(void, _unregister_switch_bitmap, (BITMAP *bmp));
AL_FUNC(void, _save_switch_state, (int switch_mode));
AL_FUNC(void, _restore_switch_state, (void));

AL_VAR(int, _dispsw_status);


/* current drawing mode */
AL_VAR(int, _drawing_mode);
AL_VAR(BITMAP *, _drawing_pattern);
AL_VAR(int, _drawing_x_anchor);
AL_VAR(int, _drawing_y_anchor);
AL_VAR(unsigned int, _drawing_x_mask);
AL_VAR(unsigned int, _drawing_y_mask);

AL_VAR(int, _textmode);

AL_FUNCPTR(int *, _palette_expansion_table, (int bpp));

AL_VAR(int, _color_depth);

AL_VAR(int, _current_palette_changed);
AL_VAR(PALETTE, _prev_current_palette);
AL_VAR(int, _got_prev_current_palette);

AL_ARRAY(int, _palette_color8);
AL_ARRAY(int, _palette_color15);
AL_ARRAY(int, _palette_color16);
AL_ARRAY(int, _palette_color24);
AL_ARRAY(int, _palette_color32);

/* truecolor blending functions */
AL_VAR(BLENDER_FUNC, _blender_func15);
AL_VAR(BLENDER_FUNC, _blender_func16);
AL_VAR(BLENDER_FUNC, _blender_func24);
AL_VAR(BLENDER_FUNC, _blender_func32);

AL_VAR(BLENDER_FUNC, _blender_func15x);
AL_VAR(BLENDER_FUNC, _blender_func16x);
AL_VAR(BLENDER_FUNC, _blender_func24x);

AL_VAR(int, _blender_col_15);
AL_VAR(int, _blender_col_16);
AL_VAR(int, _blender_col_24);
AL_VAR(int, _blender_col_32);

AL_VAR(int, _blender_alpha);

AL_FUNC(unsigned long, _blender_black, (unsigned long x, unsigned long y, unsigned long n));

#ifdef ALLEGRO_COLOR16

AL_FUNC(unsigned long, _blender_trans15, (unsigned long x, unsigned long y, unsigned long n));
AL_FUNC(unsigned long, _blender_add15, (unsigned long x, unsigned long y, unsigned long n));
AL_FUNC(unsigned long, _blender_burn15, (unsigned long x, unsigned long y, unsigned long n));
AL_FUNC(unsigned long, _blender_color15, (unsigned long x, unsigned long y, unsigned long n));
AL_FUNC(unsigned long, _blender_difference15, (unsigned long x, unsigned long y, unsigned long n));
AL_FUNC(unsigned long, _blender_dissolve15, (unsigned long x, unsigned long y, unsigned long n));
AL_FUNC(unsigned long, _blender_dodge15, (unsigned long x, unsigned long y, unsigned long n));
AL_FUNC(unsigned long, _blender_hue15, (unsigned long x, unsigned long y, unsigned long n));
AL_FUNC(unsigned long, _blender_invert15, (unsigned long x, unsigned long y, unsigned long n));
AL_FUNC(unsigned long, _blender_luminance15, (unsigned long x, unsigned long y, unsigned long n));
AL_FUNC(unsigned long, _blender_multiply15, (unsigned long x, unsigned long y, unsigned long n));
AL_FUNC(unsigned long, _blender_saturation15, (unsigned long x, unsigned long y, unsigned long n));
AL_FUNC(unsigned long, _blender_screen15, (unsigned long x, unsigned long y, unsigned long n));

AL_FUNC(unsigned long, _blender_trans16, (unsigned long x, unsigned long y, unsigned long n));
AL_FUNC(unsigned long, _blender_add16, (unsigned long x, unsigned long y, unsigned long n));
AL_FUNC(unsigned long, _blender_burn16, (unsigned long x, unsigned long y, unsigned long n));
AL_FUNC(unsigned long, _blender_color16, (unsigned long x, unsigned long y, unsigned long n));
AL_FUNC(unsigned long, _blender_difference16, (unsigned long x, unsigned long y, unsigned long n));
AL_FUNC(unsigned long, _blender_dissolve16, (unsigned long x, unsigned long y, unsigned long n));
AL_FUNC(unsigned long, _blender_dodge16, (unsigned long x, unsigned long y, unsigned long n));
AL_FUNC(unsigned long, _blender_hue16, (unsigned long x, unsigned long y, unsigned long n));
AL_FUNC(unsigned long, _blender_invert16, (unsigned long x, unsigned long y, unsigned long n));
AL_FUNC(unsigned long, _blender_luminance16, (unsigned long x, unsigned long y, unsigned long n));
AL_FUNC(unsigned long, _blender_multiply16, (unsigned long x, unsigned long y, unsigned long n));
AL_FUNC(unsigned long, _blender_saturation16, (unsigned long x, unsigned long y, unsigned long n));
AL_FUNC(unsigned long, _blender_screen16, (unsigned long x, unsigned long y, unsigned long n));

#endif

#if (defined ALLEGRO_COLOR24) || (defined ALLEGRO_COLOR32)

AL_FUNC(unsigned long, _blender_trans24, (unsigned long x, unsigned long y, unsigned long n));
AL_FUNC(unsigned long, _blender_add24, (unsigned long x, unsigned long y, unsigned long n));
AL_FUNC(unsigned long, _blender_burn24, (unsigned long x, unsigned long y, unsigned long n));
AL_FUNC(unsigned long, _blender_color24, (unsigned long x, unsigned long y, unsigned long n));
AL_FUNC(unsigned long, _blender_difference24, (unsigned long x, unsigned long y, unsigned long n));
AL_FUNC(unsigned long, _blender_dissolve24, (unsigned long x, unsigned long y, unsigned long n));
AL_FUNC(unsigned long, _blender_dodge24, (unsigned long x, unsigned long y, unsigned long n));
AL_FUNC(unsigned long, _blender_hue24, (unsigned long x, unsigned long y, unsigned long n));
AL_FUNC(unsigned long, _blender_invert24, (unsigned long x, unsigned long y, unsigned long n));
AL_FUNC(unsigned long, _blender_luminance24, (unsigned long x, unsigned long y, unsigned long n));
AL_FUNC(unsigned long, _blender_multiply24, (unsigned long x, unsigned long y, unsigned long n));
AL_FUNC(unsigned long, _blender_saturation24, (unsigned long x, unsigned long y, unsigned long n));
AL_FUNC(unsigned long, _blender_screen24, (unsigned long x, unsigned long y, unsigned long n));

#endif

AL_FUNC(unsigned long, _blender_alpha15, (unsigned long x, unsigned long y, unsigned long n));
AL_FUNC(unsigned long, _blender_alpha16, (unsigned long x, unsigned long y, unsigned long n));
AL_FUNC(unsigned long, _blender_alpha24, (unsigned long x, unsigned long y, unsigned long n));
AL_FUNC(unsigned long, _blender_alpha32, (unsigned long x, unsigned long y, unsigned long n));

AL_FUNC(unsigned long, _blender_write_alpha, (unsigned long x, unsigned long y, unsigned long n));


/* graphics drawing routines */
AL_FUNC(void, _normal_line, (BITMAP *bmp, int x1, int y1, int x2, int y2, int color));
AL_FUNC(void, _normal_rectfill, (BITMAP *bmp, int x1, int y1, int x2, int y2, int color));

#ifdef ALLEGRO_COLOR8

AL_FUNC(int,  _linear_getpixel8, (BITMAP *bmp, int x, int y));
AL_FUNC(void, _linear_putpixel8, (BITMAP *bmp, int x, int y, int color));
AL_FUNC(void, _linear_vline8, (BITMAP *bmp, int x, int y1, int y2, int color));
AL_FUNC(void, _linear_hline8, (BITMAP *bmp, int x1, int y, int x2, int color));
AL_FUNC(void, _linear_draw_sprite8, (BITMAP *bmp, BITMAP *sprite, int x, int y));
AL_FUNC(void, _linear_draw_sprite_v_flip8, (BITMAP *bmp, BITMAP *sprite, int x, int y));
AL_FUNC(void, _linear_draw_sprite_h_flip8, (BITMAP *bmp, BITMAP *sprite, int x, int y));
AL_FUNC(void, _linear_draw_sprite_vh_flip8, (BITMAP *bmp, BITMAP *sprite, int x, int y));
AL_FUNC(void, _linear_draw_trans_sprite8, (BITMAP *bmp, BITMAP *sprite, int x, int y));
AL_FUNC(void, _linear_draw_lit_sprite8, (BITMAP *bmp, BITMAP *sprite, int x, int y, int color));
AL_FUNC(void, _linear_draw_rle_sprite8, (BITMAP *bmp, AL_CONST struct RLE_SPRITE *sprite, int x, int y));
AL_FUNC(void, _linear_draw_trans_rle_sprite8, (BITMAP *bmp, AL_CONST struct RLE_SPRITE *sprite, int x, int y));
AL_FUNC(void, _linear_draw_lit_rle_sprite8, (BITMAP *bmp, AL_CONST struct RLE_SPRITE *sprite, int x, int y, int color));
AL_FUNC(void, _linear_draw_character8, (BITMAP *bmp, BITMAP *sprite, int x, int y, int color));
AL_FUNC(void, _linear_draw_glyph8, (BITMAP *bmp, AL_CONST FONT_GLYPH *glyph, int x, int y, int color));
AL_FUNC(void, _linear_blit8, (BITMAP *source,BITMAP *dest, int source_x, int source_y, int dest_x, int dest_y, int width, int height));
AL_FUNC(void, _linear_blit_backward8, (BITMAP *source,BITMAP *dest, int source_x, int source_y, int dest_x, int dest_y, int width, int height));
AL_FUNC(void, _linear_masked_blit8, (BITMAP *source, BITMAP *dest, int source_x, int source_y, int dest_x, int dest_y, int width, int height));
AL_FUNC(void, _linear_clear_to_color8, (BITMAP *bitmap, int color));

#endif

#ifdef ALLEGRO_COLOR16

AL_FUNC(void, _linear_putpixel15, (BITMAP *bmp, int x, int y, int color));
AL_FUNC(void, _linear_vline15, (BITMAP *bmp, int x, int y1, int y2, int color));
AL_FUNC(void, _linear_hline15, (BITMAP *bmp, int x1, int y, int x2, int color));
AL_FUNC(void, _linear_draw_trans_sprite15, (BITMAP *bmp, BITMAP *sprite, int x, int y));
AL_FUNC(void, _linear_draw_trans_rgba_sprite15, (BITMAP *bmp, BITMAP *sprite, int x, int y));
AL_FUNC(void, _linear_draw_lit_sprite15, (BITMAP *bmp, BITMAP *sprite, int x, int y, int color));
AL_FUNC(void, _linear_draw_rle_sprite15, (BITMAP *bmp, AL_CONST struct RLE_SPRITE *sprite, int x, int y));
AL_FUNC(void, _linear_draw_trans_rle_sprite15, (BITMAP *bmp, AL_CONST struct RLE_SPRITE *sprite, int x, int y));
AL_FUNC(void, _linear_draw_trans_rgba_rle_sprite15, (BITMAP *bmp, AL_CONST struct RLE_SPRITE *sprite, int x, int y));
AL_FUNC(void, _linear_draw_lit_rle_sprite15, (BITMAP *bmp, AL_CONST struct RLE_SPRITE *sprite, int x, int y, int color));

AL_FUNC(int,  _linear_getpixel16, (BITMAP *bmp, int x, int y));
AL_FUNC(void, _linear_putpixel16, (BITMAP *bmp, int x, int y, int color));
AL_FUNC(void, _linear_vline16, (BITMAP *bmp, int x, int y1, int y2, int color));
AL_FUNC(void, _linear_hline16, (BITMAP *bmp, int x1, int y, int x2, int color));
AL_FUNC(void, _linear_draw_sprite16, (BITMAP *bmp, BITMAP *sprite, int x, int y));
AL_FUNC(void, _linear_draw_256_sprite16, (BITMAP *bmp, BITMAP *sprite, int x, int y));
AL_FUNC(void, _linear_draw_sprite_v_flip16, (BITMAP *bmp, BITMAP *sprite, int x, int y));
AL_FUNC(void, _linear_draw_sprite_h_flip16, (BITMAP *bmp, BITMAP *sprite, int x, int y));
AL_FUNC(void, _linear_draw_sprite_vh_flip16, (BITMAP *bmp, BITMAP *sprite, int x, int y));
AL_FUNC(void, _linear_draw_trans_sprite16, (BITMAP *bmp, BITMAP *sprite, int x, int y));
AL_FUNC(void, _linear_draw_trans_rgba_sprite16, (BITMAP *bmp, BITMAP *sprite, int x, int y));
AL_FUNC(void, _linear_draw_lit_sprite16, (BITMAP *bmp, BITMAP *sprite, int x, int y, int color));
AL_FUNC(void, _linear_draw_rle_sprite16, (BITMAP *bmp, AL_CONST struct RLE_SPRITE *sprite, int x, int y));
AL_FUNC(void, _linear_draw_trans_rle_sprite16, (BITMAP *bmp, AL_CONST struct RLE_SPRITE *sprite, int x, int y));
AL_FUNC(void, _linear_draw_trans_rgba_rle_sprite16, (BITMAP *bmp, AL_CONST struct RLE_SPRITE *sprite, int x, int y));
AL_FUNC(void, _linear_draw_lit_rle_sprite16, (BITMAP *bmp, AL_CONST struct RLE_SPRITE *sprite, int x, int y, int color));
AL_FUNC(void, _linear_draw_character16, (BITMAP *bmp, BITMAP *sprite, int x, int y, int color));
AL_FUNC(void, _linear_draw_glyph16, (BITMAP *bmp, AL_CONST FONT_GLYPH *glyph, int x, int y, int color));
AL_FUNC(void, _linear_blit16, (BITMAP *source, BITMAP *dest, int source_x, int source_y, int dest_x, int dest_y, int width, int height));
AL_FUNC(void, _linear_blit_backward16, (BITMAP *source, BITMAP *dest, int source_x, int source_y, int dest_x, int dest_y, int width, int height));
AL_FUNC(void, _linear_masked_blit16, (BITMAP *source, BITMAP *dest, int source_x, int source_y, int dest_x, int dest_y, int width, int height));
AL_FUNC(void, _linear_clear_to_color16, (BITMAP *bitmap, int color));

#endif

#ifdef ALLEGRO_COLOR24

AL_FUNC(int,  _linear_getpixel24, (BITMAP *bmp, int x, int y));
AL_FUNC(void, _linear_putpixel24, (BITMAP *bmp, int x, int y, int color));
AL_FUNC(void, _linear_vline24, (BITMAP *bmp, int x, int y1, int y2, int color));
AL_FUNC(void, _linear_hline24, (BITMAP *bmp, int x1, int y, int x2, int color));
AL_FUNC(void, _linear_draw_sprite24, (BITMAP *bmp, BITMAP *sprite, int x, int y));
AL_FUNC(void, _linear_draw_256_sprite24, (BITMAP *bmp, BITMAP *sprite, int x, int y));
AL_FUNC(void, _linear_draw_sprite_v_flip24, (BITMAP *bmp, BITMAP *sprite, int x, int y));
AL_FUNC(void, _linear_draw_sprite_h_flip24, (BITMAP *bmp, BITMAP *sprite, int x, int y));
AL_FUNC(void, _linear_draw_sprite_vh_flip24, (BITMAP *bmp, BITMAP *sprite, int x, int y));
AL_FUNC(void, _linear_draw_trans_sprite24, (BITMAP *bmp, BITMAP *sprite, int x, int y));
AL_FUNC(void, _linear_draw_trans_rgba_sprite24, (BITMAP *bmp, BITMAP *sprite, int x, int y));
AL_FUNC(void, _linear_draw_lit_sprite24, (BITMAP *bmp, BITMAP *sprite, int x, int y, int color));
AL_FUNC(void, _linear_draw_rle_sprite24, (BITMAP *bmp, AL_CONST struct RLE_SPRITE *sprite, int x, int y));
AL_FUNC(void, _linear_draw_trans_rle_sprite24, (BITMAP *bmp, AL_CONST struct RLE_SPRITE *sprite, int x, int y));
AL_FUNC(void, _linear_draw_trans_rgba_rle_sprite24, (BITMAP *bmp, AL_CONST struct RLE_SPRITE *sprite, int x, int y));
AL_FUNC(void, _linear_draw_lit_rle_sprite24, (BITMAP *bmp, AL_CONST struct RLE_SPRITE *sprite, int x, int y, int color));
AL_FUNC(void, _linear_draw_character24, (BITMAP *bmp, BITMAP *sprite, int x, int y, int color));
AL_FUNC(void, _linear_draw_glyph24, (BITMAP *bmp, AL_CONST FONT_GLYPH *glyph, int x, int y, int color));
AL_FUNC(void, _linear_blit24, (BITMAP *source, BITMAP *dest, int source_x, int source_y, int dest_x, int dest_y, int width, int height));
AL_FUNC(void, _linear_blit_backward24, (BITMAP *source, BITMAP *dest, int source_x, int source_y, int dest_x, int dest_y, int width, int height));
AL_FUNC(void, _linear_masked_blit24, (BITMAP *source, BITMAP *dest, int source_x, int source_y, int dest_x, int dest_y, int width, int height));
AL_FUNC(void, _linear_clear_to_color24, (BITMAP *bitmap, int color));

#endif

#ifdef ALLEGRO_COLOR32

AL_FUNC(int,  _linear_getpixel32, (BITMAP *bmp, int x, int y));
AL_FUNC(void, _linear_putpixel32, (BITMAP *bmp, int x, int y, int color));
AL_FUNC(void, _linear_vline32, (BITMAP *bmp, int x, int y1, int y2, int color));
AL_FUNC(void, _linear_hline32, (BITMAP *bmp, int x1, int y, int x2, int color));
AL_FUNC(void, _linear_draw_sprite32, (BITMAP *bmp, BITMAP *sprite, int x, int y));
AL_FUNC(void, _linear_draw_256_sprite32, (BITMAP *bmp, BITMAP *sprite, int x, int y));
AL_FUNC(void, _linear_draw_sprite_v_flip32, (BITMAP *bmp, BITMAP *sprite, int x, int y));
AL_FUNC(void, _linear_draw_sprite_h_flip32, (BITMAP *bmp, BITMAP *sprite, int x, int y));
AL_FUNC(void, _linear_draw_sprite_vh_flip32, (BITMAP *bmp, BITMAP *sprite, int x, int y));
AL_FUNC(void, _linear_draw_trans_sprite32, (BITMAP *bmp, BITMAP *sprite, int x, int y));
AL_FUNC(void, _linear_draw_lit_sprite32, (BITMAP *bmp, BITMAP *sprite, int x, int y, int color));
AL_FUNC(void, _linear_draw_rle_sprite32, (BITMAP *bmp, AL_CONST struct RLE_SPRITE *sprite, int x, int y));
AL_FUNC(void, _linear_draw_trans_rle_sprite32, (BITMAP *bmp, AL_CONST struct RLE_SPRITE *sprite, int x, int y));
AL_FUNC(void, _linear_draw_lit_rle_sprite32, (BITMAP *bmp, AL_CONST struct RLE_SPRITE *sprite, int x, int y, int color));
AL_FUNC(void, _linear_draw_character32, (BITMAP *bmp, BITMAP *sprite, int x, int y, int color));
AL_FUNC(void, _linear_draw_glyph32, (BITMAP *bmp, AL_CONST FONT_GLYPH *glyph, int x, int y, int color));
AL_FUNC(void, _linear_blit32, (BITMAP *source, BITMAP *dest, int source_x, int source_y, int dest_x, int dest_y, int width, int height));
AL_FUNC(void, _linear_blit_backward32, (BITMAP *source, BITMAP *dest, int source_x, int source_y, int dest_x, int dest_y, int width, int height));
AL_FUNC(void, _linear_masked_blit32, (BITMAP *source, BITMAP *dest, int source_x, int source_y, int dest_x, int dest_y, int width, int height));
AL_FUNC(void, _linear_clear_to_color32, (BITMAP *bitmap, int color));

#endif

#ifdef GFX_MODEX

AL_FUNC(int,  _x_getpixel, (BITMAP *bmp, int x, int y));
AL_FUNC(void, _x_putpixel, (BITMAP *bmp, int x, int y, int color));
AL_FUNC(void, _x_vline, (BITMAP *bmp, int x, int y1, int y2, int color));
AL_FUNC(void, _x_hline, (BITMAP *bmp, int x1, int y, int x2, int color));
AL_FUNC(void, _x_draw_sprite, (BITMAP *bmp, BITMAP *sprite, int x, int y));
AL_FUNC(void, _x_draw_sprite_v_flip, (BITMAP *bmp, BITMAP *sprite, int x, int y));
AL_FUNC(void, _x_draw_sprite_h_flip, (BITMAP *bmp, BITMAP *sprite, int x, int y));
AL_FUNC(void, _x_draw_sprite_vh_flip, (BITMAP *bmp, BITMAP *sprite, int x, int y));
AL_FUNC(void, _x_draw_trans_sprite, (BITMAP *bmp, BITMAP *sprite, int x, int y));
AL_FUNC(void, _x_draw_lit_sprite, (BITMAP *bmp, BITMAP *sprite, int x, int y, int color));
AL_FUNC(void, _x_draw_rle_sprite, (BITMAP *bmp, AL_CONST struct RLE_SPRITE *sprite, int x, int y));
AL_FUNC(void, _x_draw_trans_rle_sprite, (BITMAP *bmp, AL_CONST struct RLE_SPRITE *sprite, int x, int y));
AL_FUNC(void, _x_draw_lit_rle_sprite, (BITMAP *bmp, AL_CONST struct RLE_SPRITE *sprite, int x, int y, int color));
AL_FUNC(void, _x_draw_character, (BITMAP *bmp, BITMAP *sprite, int x, int y, int color));
AL_FUNC(void, _x_draw_glyph, (BITMAP *bmp, AL_CONST FONT_GLYPH *glyph, int x, int y, int color));
AL_FUNC(void, _x_blit_from_memory, (BITMAP *source, BITMAP *dest, int source_x, int source_y, int dest_x, int dest_y, int width, int height));
AL_FUNC(void, _x_blit_to_memory, (BITMAP *source, BITMAP *dest, int source_x, int source_y, int dest_x, int dest_y, int width, int height));
AL_FUNC(void, _x_blit, (BITMAP *source, BITMAP *dest, int source_x, int source_y, int dest_x, int dest_y, int width, int height));
AL_FUNC(void, _x_blit_forward, (BITMAP *source, BITMAP *dest, int source_x, int source_y, int dest_x, int dest_y, int width, int height));
AL_FUNC(void, _x_blit_backward, (BITMAP *source, BITMAP *dest, int source_x, int source_y, int dest_x, int dest_y, int width, int height));
AL_FUNC(void, _x_masked_blit, (BITMAP *source, BITMAP *dest, int source_x, int source_y, int dest_x, int dest_y, int width, int height));
AL_FUNC(void, _x_clear_to_color, (BITMAP *bitmap, int color));