uxn/src/ppu.h

#include <stdio.h>
#include <stdlib.h>

/*
Copyright (c) 2021 Devine Lu Linvega

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 signed char Sint8;
typedef unsigned short Uint16;
typedef signed short Sint16;
typedef unsigned int Uint32;

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

int initppu(Ppu *p, Uint8 hor, Uint8 ver, Uint8 pad);
void drawppu(Ppu *p);
void drawdebugger(Ppu *p, Uint8 *stack, Uint8 ptr);
void loadtheme(Ppu *p, Uint8 *addr);
void putpixel(Ppu *p, Uint8 *layer, Uint16 x, Uint16 y, Uint8 color);