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zx_scr.h
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zx_scr.h
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/*
* GZX - George's ZX Spectrum Emulator
* Spectrum Screen
*
* Copyright (c) 1999-2017 Jiri Svoboda
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* - The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef ZX_SCR_H
#define ZX_SCR_H
#include "types/video/display.h"
#include "types/video/ula.h"
extern video_ula_t video_ula;
extern video_area_t video_out_area;
extern int zx_scr_init(unsigned long);
extern void zx_scr_reset(void);
extern int zx_scr_init_spec256_pal(void);
extern int zx_scr_load_bg(const char *, int);
extern void zx_scr_prev_bg(void);
extern void zx_scr_next_bg(void);
extern void zx_scr_clear_bg(void);
extern void zx_scr_mode(int mode);
extern void zx_scr_update_pal(void);
extern unsigned long zx_scr_get_clock(void);
extern int zx_scr_set_area(video_area_t);
extern void (*zx_scr_disp)(void);
extern void (*zx_scr_disp_fast)(void);
#endif