~rabbits/uxn

ref: 6829863d6d6557e67a1f3678d368928b7637ccc3 uxn/src/ppu.h -rw-r--r-- 1.1 KiB
6829863dAndrew Alderwick Changed samples from s8 to u8 format 7 months ago
                                                                                
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#include <stdio.h>
#include <stdlib.h>

/*
Copyright (c) 2021 Devine Lu Linvega
Copyright (c) 2021 Andrew Alderwick

Permission to use, copy, modify, and distribute this software for any
purpose with or without fee is hereby granted, provided that the above
copyright notice and this permission notice appear in all copies.

THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
WITH REGARD TO THIS SOFTWARE.
*/

typedef unsigned char Uint8;
typedef unsigned short Uint16;
typedef unsigned int Uint32;

typedef struct Ppu {
	Uint8 *bg, *fg;
	Uint16 hor, ver, pad, width, height;
	Uint32 *output, colors[4];
} Ppu;

int initppu(Ppu *p, Uint8 hor, Uint8 ver, Uint8 pad);
void putcolors(Ppu *p, Uint8 *addr);
void putpixel(Ppu *p, Uint8 *layer, Uint16 x, Uint16 y, Uint8 color);
void puticn(Ppu *p, Uint8 *layer, Uint16 x, Uint16 y, Uint8 *sprite, Uint8 color, Uint8 flipx, Uint8 flipy);
void putchr(Ppu *p, Uint8 *layer, Uint16 x, Uint16 y, Uint8 *sprite, Uint8 color, Uint8 flipx, Uint8 flipy);
void drawppu(Ppu *p);
void drawdebugger(Ppu *p, Uint8 *stack, Uint8 ptr);