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games/nes: cleanup and resize handling

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This commit is contained in:
aiju 2014-02-20 22:13:59 +01:00
parent eeac553c36
commit 29491679b8
4 changed files with 23 additions and 8 deletions
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1
sys/src/games/nes/cpu.c
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@ -6,7 +6,6 @@
u16int pc, curpc;
u8int rA, rX, rY, rS, rP;
int nmi;
extern int map;
static u8int
fetch8(void)

10
sys/src/games/nes/dat.h
View file

@ -1,9 +1,15 @@
extern u16int pc, curpc;
extern u8int rA, rX, rY, rS, rP;
extern uchar mem[32768];
extern int scale;
extern uchar mem[32768], ppuram[16384], oam[256];
extern u16int pput, ppuv;
extern u8int ppusx;
extern int mirr;
extern int map, scale;
extern uchar *prg, *chr;
extern int nprg, nchr, nmi, map;
extern int keys;
enum {
FLAGC = 1<<0,

3
sys/src/games/nes/mem.c
View file

@ -9,12 +9,9 @@ uchar mem[32768];
uchar ppuram[16384];
uchar oam[256];
uchar *prgb[2], *chrb[2];
extern uchar *prg, *chr;
extern int nprg, nchr;
u16int pput, ppuv;
u8int ppusx;
static int vramlatch = 1, keylatch = 0xFF;
extern int keys, nmi, map, mirr;
static void
nrom(int p, u8int)

17
sys/src/games/nes/ppu.c
View file

@ -2,12 +2,12 @@
#include <libc.h>
#include <thread.h>
#include <draw.h>
#include <mouse.h>
#include "dat.h"
#include "fns.h"
int ppuy, ppux, odd;
uchar pic[256*240*4*9];
extern uchar oam[256];
static void
pixel(int x, int y, int val, int back)
@ -248,8 +248,21 @@ static void
flush(void)
{
extern Rectangle picr;
extern Image *tmp;
extern Image *tmp, *bg;
extern Mousectl *mc;
Mouse m;
Point p;
while(nbrecv(mc->c, &m) > 0)
;
if(nbrecvul(mc->resizec) > 0){
if(getwindow(display, Refnone) < 0)
sysfatal("resize failed: %r");
p = divpt(addpt(screen->r.min, screen->r.max), 2);
picr = (Rectangle){subpt(p, Pt(scale * 128, scale * 120)), addpt(p, Pt(scale * 128, scale * 120))};
bg = allocimage(display, Rect(0, 0, 1, 1), screen->chan, 1, 0xCCCCCCFF);
draw(screen, screen->r, bg, nil, ZP);
}
if(tmp){
loadimage(tmp, tmp->r, pic, 256*240*4*scale*scale);
draw(screen, picr, tmp, nil, ZP);