37 lines
985 B
C
37 lines
985 B
C
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#include <stdlib.h>
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/*
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Copyright (c) 2021 Devine Lu Linvega
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Copyright (c) 2021 Andrew Alderwick
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Permission to use, copy, modify, and distribute this software for any
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purpose with or without fee is hereby granted, provided that the above
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copyright notice and this permission notice appear in all copies.
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THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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WITH REGARD TO THIS SOFTWARE.
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*/
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#define FIXED_SIZE 0
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typedef struct Layer {
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Uint8 *pixels;
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Uint8 changed;
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} Layer;
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typedef struct Screen {
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Uint32 palette[4], *pixels;
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Uint16 width, height;
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Layer fg, bg;
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} Screen;
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extern Screen screen;
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void screen_palette(Screen *p, Uint8 *addr);
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void screen_resize(Screen *p, Uint16 width, Uint16 height);
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void screen_clear(Screen *p, Layer *layer);
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void screen_redraw(Screen *p, Uint32 *pixels);
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void screen_debug(Screen *p, Uint8 *stack, Uint8 wptr, Uint8 rptr, Uint8 *memory);
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Uint8 screen_dei(Device *d, Uint8 port);
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void screen_deo(Device *d, Uint8 port);
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