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pal.h
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pal.h
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/*
* Dragon - Palette render
* Copyright (C) 2016 Sandor Zsuga (Jubatian)
*
* 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/>.
*/
/*
** Renders palettes including the background rasters.
**
** Note that it needs levelscr to determine current Y location, used for
** aligning the background. So the map has to be positioned (scrolled) before
** the palette render for it is called.
**
** It creates the palettes (status row and main game field), and the
** background pattern. Various fadings may be applied.
*/
#ifndef PAL_H
#define PAL_H
#include "types.h"
/* Sky types */
#define PAL_SKY_DAY 0U
/* Top palette types (Black & White / Yellow & Red) */
#define PAL_TOP_BW 0U
#define PAL_TOP_YR 1U
/*
** Renders the sky. The parameter is the sky type to render.
*/
void pal_sky_render(auint sky);
/*
** Renders the sky with fading. The "sky" parameter is the sky type to render.
** "tg" is the target color to fade towards, "rat" is the ratio; 0: no fading,
** 255: maximal fading.
*/
void pal_sky_render_fade(auint sky, auint tg, auint rat);
/*
** Renders the top palette.
*/
void pal_top_render(auint typ);
/*
** Renders the top palette with fading. "tg" is the target color to fade
** towards, "rat" is the ratio; 0: no fading, 255: maximal fading.
*/
void pal_top_render_fade(auint typ, auint tg, auint rat);
/*
** Renders the playfield palette.
*/
void pal_pf_render(void);
/*
** Renders the playfield palette with fading. "tg" is the target color to fade
** towards, "rat" is the ratio; 0: no fading, 255: maximal fading.
*/
void pal_pf_render_fade(auint tg, auint rat);
#endif