gpsp/video.h

97 lines
2.7 KiB
C

/* gameplaySP
*
* Copyright (C) 2006 Exophase <exophase@gmail.com>
*
* 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 2 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, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef VIDEO_H
#define VIDEO_H
void update_scanline();
#ifndef __LIBRETRO__
void update_screen();
#endif
void init_video();
void video_resolution_large();
void video_resolution_small();
void clear_screen(u16 color);
void blit_to_screen(u16 *src, u32 w, u32 h, u32 x, u32 y);
u16 *copy_screen();
void flip_screen();
void video_write_mem_savestate(file_tag_type savestate_file);
void video_read_savestate(file_tag_type savestate_file);
void debug_screen_clear();
void debug_screen_start();
void debug_screen_end();
void debug_screen_printf(const char *format, ...);
void debug_screen_printl(const char *format, ...);
void debug_screen_newline(u32 count);
void debug_screen_update();
extern u32 frame_speed;
extern u32 resolution_width, resolution_height;
extern s32 affine_reference_x[2];
extern s32 affine_reference_y[2];
typedef void (* tile_render_function)(u32 layer_number, u32 start, u32 end,
void *dest_ptr);
typedef void (* bitmap_render_function)(u32 start, u32 end, void *dest_ptr);
typedef struct
{
tile_render_function normal_render_base;
tile_render_function normal_render_transparent;
tile_render_function alpha_render_base;
tile_render_function alpha_render_transparent;
tile_render_function color16_render_base;
tile_render_function color16_render_transparent;
tile_render_function color32_render_base;
tile_render_function color32_render_transparent;
} tile_layer_render_struct;
typedef struct
{
bitmap_render_function normal_render;
} bitmap_layer_render_struct;
typedef enum
{
unscaled,
scaled_aspect,
fullscreen,
} video_scale_type;
typedef enum
{
filter_nearest,
filter_bilinear
} video_filter_type;
extern video_scale_type screen_scale;
extern video_scale_type current_scale;
extern video_filter_type screen_filter;
void set_gba_resolution(video_scale_type scale);
#ifdef __LIBRETRO__
extern u16 gba_screen_pixels[GBA_SCREEN_PITCH * GBA_SCREEN_HEIGHT];
#endif
#endif