mirror of
https://github.com/ekeeke/Genesis-Plus-GX.git
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66 lines
2.5 KiB
C
66 lines
2.5 KiB
C
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/***************************************************************************************
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* Genesis Plus
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* Video Display Processor (Mode 4 & Mode 5 rendering)
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*
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* Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003 Charles Mac Donald (original code)
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* Eke-Eke (2007-2011), additional code & fixes for the GCN/Wii port
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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****************************************************************************************/
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#ifndef _RENDER_H_
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#define _RENDER_H_
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/* Global variables */
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extern uint8 object_count;
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/* Function prototypes */
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extern void render_init(void);
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extern void render_reset(void);
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extern void render_line(int line);
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extern void blank_line(int line, int offset, int width);
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extern void remap_line(int line);
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extern void window_clip(unsigned int data, unsigned int sw);
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extern void render_bg_m4(int line, int width);
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extern void render_bg_m5(int line, int width);
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extern void render_bg_m5_vs(int line, int width);
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extern void render_bg_m5_im2(int line, int width);
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extern void render_bg_m5_im2_vs(int line, int width);
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extern void render_obj_m4(int max_width);
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extern void render_obj_m5(int max_width);
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extern void render_obj_m5_ste(int max_width);
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extern void render_obj_m5_im2(int max_width);
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extern void render_obj_m5_im2_ste(int max_width);
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extern void parse_satb_m4(int line);
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extern void parse_satb_m5(int line);
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extern void update_bg_pattern_cache_m4(int index);
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extern void update_bg_pattern_cache_m5(int index);
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#ifdef NGC
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extern void color_update(int index, unsigned int data);
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#endif
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/* Function pointers */
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extern void (*render_bg)(int line, int width);
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extern void (*render_obj)(int max_width);
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extern void (*parse_satb)(int line);
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extern void (*update_bg_pattern_cache)(int index);
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#ifndef NGC
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extern void (*color_update)(int index, unsigned int data);
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#endif
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#endif /* _RENDER_H_ */
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