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2026-02-02 04:50:13 +01:00

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/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
#ifndef AGS_LIB_ALLEGRO_GRAPHICS_H
#define AGS_LIB_ALLEGRO_GRAPHICS_H
#include "graphics/managed_surface.h"
#include "ags/lib/allegro/base.h"
#include "ags/lib/allegro/fixed.h"
#include "ags/lib/allegro/surface.h"
#include "common/array.h"
namespace AGS3 {
#define GFX_TEXT -1
#define GFX_AUTODETECT 0
#define GFX_AUTODETECT_FULLSCREEN 1
#define GFX_AUTODETECT_WINDOWED 2
#define GFX_SAFE AL_ID('S','A','F','E')
#define GFX_NONE AL_ID('N','O','N','E')
/* Bitfield for relaying graphics driver type information */
#define GFX_TYPE_UNKNOWN 0
#define GFX_TYPE_WINDOWED 1
#define GFX_TYPE_FULLSCREEN 2
#define GFX_TYPE_DEFINITE 4
#define GFX_TYPE_MAGIC 8
/* drawing modes for draw_sprite_ex() */
#define DRAW_SPRITE_NORMAL 0
#define DRAW_SPRITE_LIT 1
#define DRAW_SPRITE_TRANS 2
/* flipping modes for draw_sprite_ex() */
#define DRAW_SPRITE_NO_FLIP 0x0
#define DRAW_SPRITE_H_FLIP 0x1
#define DRAW_SPRITE_V_FLIP 0x2
#define DRAW_SPRITE_VH_FLIP 0x3
/* Blender mode defines, for the gfx_driver->set_blender_mode() function */
#define blender_mode_none 0
#define blender_mode_trans 1
#define blender_mode_add 2
#define blender_mode_burn 3
#define blender_mode_color 4
#define blender_mode_difference 5
#define blender_mode_dissolve 6
#define blender_mode_dodge 7
#define blender_mode_hue 8
#define blender_mode_invert 9
#define blender_mode_luminance 10
#define blender_mode_multiply 11
#define blender_mode_saturation 12
#define blender_mode_screen 13
#define blender_mode_alpha 14
#define SCREEN_W (gfx_driver ? gfx_driver->w : 0)
#define SCREEN_H (gfx_driver ? gfx_driver->h : 0)
#define VIRTUAL_W (screen ? screen->w : 0)
#define VIRTUAL_H (screen ? screen->h : 0)
#define COLORCONV_NONE 0
#define COLORCONV_8_TO_15 1
#define COLORCONV_8_TO_16 2
#define COLORCONV_8_TO_24 4
#define COLORCONV_8_TO_32 8
#define COLORCONV_15_TO_8 0x10
#define COLORCONV_15_TO_16 0x20
#define COLORCONV_15_TO_24 0x40
#define COLORCONV_15_TO_32 0x80
#define COLORCONV_16_TO_8 0x100
#define COLORCONV_16_TO_15 0x200
#define COLORCONV_16_TO_24 0x400
#define COLORCONV_16_TO_32 0x800
#define COLORCONV_24_TO_8 0x1000
#define COLORCONV_24_TO_15 0x2000
#define COLORCONV_24_TO_16 0x4000
#define COLORCONV_24_TO_32 0x8000
#define COLORCONV_32_TO_8 0x10000
#define COLORCONV_32_TO_15 0x20000
#define COLORCONV_32_TO_16 0x40000
#define COLORCONV_32_TO_24 0x80000
#define COLORCONV_32A_TO_8 0x100000
#define COLORCONV_32A_TO_15 0x200000
#define COLORCONV_32A_TO_16 0x400000
#define COLORCONV_32A_TO_24 0x800000
#define COLORCONV_DITHER_PAL 0x1000000
#define COLORCONV_DITHER_HI 0x2000000
#define COLORCONV_KEEP_TRANS 0x4000000
#define COLORCONV_DITHER (COLORCONV_DITHER_PAL | \
COLORCONV_DITHER_HI)
#define COLORCONV_EXPAND_256 (COLORCONV_8_TO_15 | \
COLORCONV_8_TO_16 | \
COLORCONV_8_TO_24 | \
COLORCONV_8_TO_32)
#define COLORCONV_REDUCE_TO_256 (COLORCONV_15_TO_8 | \
COLORCONV_16_TO_8 | \
COLORCONV_24_TO_8 | \
COLORCONV_32_TO_8 | \
COLORCONV_32A_TO_8)
#define COLORCONV_EXPAND_15_TO_16 COLORCONV_15_TO_16
#define COLORCONV_REDUCE_16_TO_15 COLORCONV_16_TO_15
#define COLORCONV_EXPAND_HI_TO_TRUE (COLORCONV_15_TO_24 | \
COLORCONV_15_TO_32 | \
COLORCONV_16_TO_24 | \
COLORCONV_16_TO_32)
#define COLORCONV_REDUCE_TRUE_TO_HI (COLORCONV_24_TO_15 | \
COLORCONV_24_TO_16 | \
COLORCONV_32_TO_15 | \
COLORCONV_32_TO_16)
#define COLORCONV_24_EQUALS_32 (COLORCONV_24_TO_32 | \
COLORCONV_32_TO_24)
#define COLORCONV_TOTAL (COLORCONV_EXPAND_256 | \
COLORCONV_REDUCE_TO_256 | \
COLORCONV_EXPAND_15_TO_16 | \
COLORCONV_REDUCE_16_TO_15 | \
COLORCONV_EXPAND_HI_TO_TRUE | \
COLORCONV_REDUCE_TRUE_TO_HI | \
COLORCONV_24_EQUALS_32 | \
COLORCONV_32A_TO_15 | \
COLORCONV_32A_TO_16 | \
COLORCONV_32A_TO_24)
#define COLORCONV_PARTIAL (COLORCONV_EXPAND_15_TO_16 | \
COLORCONV_REDUCE_16_TO_15 | \
COLORCONV_24_EQUALS_32)
#define COLORCONV_MOST (COLORCONV_EXPAND_15_TO_16 | \
COLORCONV_REDUCE_16_TO_15 | \
COLORCONV_EXPAND_HI_TO_TRUE | \
COLORCONV_REDUCE_TRUE_TO_HI | \
COLORCONV_24_EQUALS_32)
#define COLORCONV_KEEP_ALPHA (COLORCONV_TOTAL \
& ~(COLORCONV_32A_TO_8 | \
COLORCONV_32A_TO_15 | \
COLORCONV_32A_TO_16 | \
COLORCONV_32A_TO_24))
AL_FUNC(void, set_color_conversion, (int mode));
AL_FUNC(int, get_color_conversion, ());
AL_FUNC(int, set_gfx_mode, (int card, int w, int h, int depth));
AL_FUNC(void, set_clip_rect, (BITMAP *bitmap, int x1, int y1, int x2, int y2));
AL_FUNC(void, get_clip_rect, (BITMAP *bitmap, int *x1, int *y1, int *x2, int *y2));
AL_FUNC(void, clear_bitmap, (BITMAP *bitmap));
AL_FUNC(void, acquire_bitmap, (BITMAP *bitmap));
AL_FUNC(void, release_bitmap, (BITMAP *bitmap));
AL_FUNC(void, draw_sprite, (BITMAP *bmp, const BITMAP *sprite, int x, int y));
AL_FUNC(void, stretch_sprite, (BITMAP *bmp, const BITMAP *sprite, int x, int y, int w, int h));
extern void clear_to_color(BITMAP *bitmap, int color);
extern int bitmap_color_depth(BITMAP *bmp);
extern int bitmap_mask_color(BITMAP *bmp);
extern void add_palette_if_needed(Graphics::ManagedSurface &surf);
extern void blit(const BITMAP *src, BITMAP *dest, int src_x, int src_y, int dst_x, int dst_y, int width, int height);
extern void masked_blit(const BITMAP *src, BITMAP *dest, int src_x, int src_y, int dst_x, int dst_y, int width, int height);
extern void stretch_blit(const BITMAP *src, BITMAP *dest, int source_x, int source_y, int source_width, int source_height,
int dest_x, int dest_y, int dest_width, int dest_height);
extern void masked_stretch_blit(const BITMAP *src, BITMAP *dest, int source_x, int source_y, int source_width, int source_height,
int dest_x, int dest_y, int dest_width, int dest_height);
extern void draw_trans_sprite(BITMAP *bmp, const BITMAP *sprite, int x, int y);
extern void draw_lit_sprite(BITMAP *bmp, const BITMAP *sprite, int x, int y, int color);
extern void draw_sprite_h_flip(BITMAP *bmp, const BITMAP *sprite, int x, int y);
extern void draw_sprite_v_flip(BITMAP *bmp, const BITMAP *sprite, int x, int y);
extern void draw_sprite_vh_flip(BITMAP *bmp, const BITMAP *sprite, int x, int y);
extern void rotate_sprite(BITMAP *bmp, const BITMAP *sprite, int x, int y, fixed angle);
extern void pivot_sprite(BITMAP *bmp, const BITMAP *sprite, int x, int y, int cx, int cy, fixed angle);
extern bool is_screen_bitmap(BITMAP *bmp);
extern bool is_video_bitmap(BITMAP *bmp);
extern bool is_linear_bitmap(BITMAP *bmp);
extern bool is_same_bitmap(BITMAP *bmp1, BITMAP *bmp2);
extern bool is_planar_bitmap(BITMAP *bmp);
extern void bmp_select(BITMAP *bmp);
extern byte *bmp_write_line(BITMAP *bmp, int line);
extern void bmp_write8(byte *addr, int color);
extern void bmp_write15(byte *addr, int color);
extern void bmp_write16(byte *addr, int color);
extern void bmp_write24(byte *addr, int color);
extern void bmp_write32(byte *addr, int color);
extern void memory_putpixel(BITMAP *bmp, int x, int y, int color);
extern void putpixel(BITMAP *bmp, int x, int y, int color);
extern void _putpixel(BITMAP *bmp, int x, int y, int color);
extern void _putpixel15(BITMAP *bmp, int x, int y, int color);
extern void _putpixel16(BITMAP *bmp, int x, int y, int color);
extern void _putpixel24(BITMAP *bmp, int x, int y, int color);
extern void _putpixel32(BITMAP *bmp, int x, int y, int color);
extern int getpixel(const BITMAP *bmp, int x, int y);
extern int _getpixel(const BITMAP *bmp, int x, int y);
extern int _getpixel15(const BITMAP *bmp, int x, int y);
extern int _getpixel16(const BITMAP *bmp, int x, int y);
extern int _getpixel24(const BITMAP *bmp, int x, int y);
extern int _getpixel32(const BITMAP *bmp, int x, int y);
extern void line(BITMAP *bmp, int x1, int y_1, int x2, int y2, int color);
extern void rect(BITMAP *bmp, int x1, int y_1, int x2, int y2, int color);
extern void rectfill(BITMAP *bmp, int x1, int y_1, int x2, int y2, int color);
extern void triangle(BITMAP *bmp, int x1, int y_1, int x2, int y2, int x3, int y3, int color);
extern void circlefill(BITMAP *bmp, int x, int y, int radius, int color);
} // namespace AGS3
#endif