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57 lines
1.3 KiB
C
57 lines
1.3 KiB
C
#ifndef _APPLE2_H_
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#define _APPLE2_H_
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#include "apple2.dd.h"
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#include "mos6502.h"
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#include "vm_screen.h"
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enum video_modes {
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VIDEO_LORES,
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VIDEO_HIRES,
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VIDEO_DOUBLE_LORES,
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VIDEO_DOUBLE_HIRES,
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};
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typedef struct {
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/*
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* The apple 2 hardware used an MOS-6502 processor.
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*/
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mos6502 *cpu;
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/*
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* This is the literal memory that the CPU above will create. You
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* should _not_ attempt to free this memory; allow the CPU's own
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* delete function to do that.
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*/
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vm_segment *memory;
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/*
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* The screen wherein we shall render all of our graphics.
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*/
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vm_screen *screen;
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/*
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* This is the mode in which we must interpret graphics. This will
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* tell us not only if we're in lo- or hi-res, but also if we are in
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* single or double view mode.
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*/
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int video_mode;
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/*
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* Our two disk drives.
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*/
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apple2dd *drive1;
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apple2dd *drive2;
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} apple2;
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extern apple2 *apple2_create(int, int);
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extern void apple2_free(apple2 *);
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extern void apple2_press_key(apple2 *, vm_8bit);
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extern void apple2_clear_strobe(apple2 *);
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extern void apple2_release_key(apple2 *);
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extern int apple2_boot(apple2 *);
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extern void apple2_run_loop(apple2 *);
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extern void apple2_set_video(apple2 *, int);
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#endif
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