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/* 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(void);
void video_write_savestate(void);
void video_read_savestate(void);
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
{
filter_nearest,
filter_bilinear
} video_filter_type;
extern u16* gba_screen_pixels;
#endif
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