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Drawing inspect on fg so it can be erased

This commit is contained in:
neauoire 2021-07-05 09:06:32 -07:00
parent eadfdbe898
commit a1d00a2df7
3 changed files with 21 additions and 15 deletions
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32
src/devices/ppu.c
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@ -99,23 +99,29 @@ putchr(Ppu *p, Layer *layer, Uint16 x, Uint16 y, Uint8 *sprite, Uint8 color, Uin
/* output */
void
inspect(Ppu *p, Uint8 *stack, Uint8 wptr, Uint8 rptr)
inspect(Ppu *p, Uint8 *stack, Uint8 wptr, Uint8 rptr, Uint8 *memory)
{
Uint8 i, x, y, b;
for(i = 0; i < 0x20; ++i) { /* memory */
for(i = 0; i < 0x20; ++i) { /* stack */
x = ((i % 8) * 3 + 1) * 8, y = (i / 8 + 1) * 8, b = stack[i];
puticn(p, &p->bg, x, y, font[(b >> 4) & 0xf], 1 + (wptr == i) * 0x7, 0, 0);
puticn(p, &p->bg, x + 8, y, font[b & 0xf], 1 + (wptr == i) * 0x7, 0, 0);
puticn(p, &p->fg, x, y, font[(b >> 4) & 0xf], 1 + (wptr == i) * 0x7, 0, 0);
puticn(p, &p->fg, x + 8, y, font[b & 0xf], 1 + (wptr == i) * 0x7, 0, 0);
}
puticn(p, &p->bg, 0x8, y + 0x10, font[(rptr >> 4) & 0xf], 0x2, 0, 0);
puticn(p, &p->bg, 0x10, y + 0x10, font[rptr & 0xf], 0x2, 0, 0);
for(x = 0; x < 0x20; ++x) { /* guides */
putpixel(p, &p->bg, x, p->height / 2, 2);
putpixel(p, &p->bg, p->width - x, p->height / 2, 2);
putpixel(p, &p->bg, p->width / 2, p->height - x, 2);
putpixel(p, &p->bg, p->width / 2, x, 2);
putpixel(p, &p->bg, p->width / 2 - 16 + x, p->height / 2, 2);
putpixel(p, &p->bg, p->width / 2, p->height / 2 - 16 + x, 2);
for(i = 0; i < 0x40; ++i) { /* memory */
x = ((i % 8) * 3 + 1) * 8, y = (i / 8 + 1) * 8 + p->height - 0x50, b = memory[i];
puticn(p, &p->fg, x, y, font[(b >> 4) & 0xf], 3, 0, 0);
puticn(p, &p->fg, x + 8, y, font[b & 0xf], 3, 0, 0);
}
/* return pointer */
puticn(p, &p->fg, 0x8, y + 0x10, font[(rptr >> 4) & 0xf], 0x2, 0, 0);
puticn(p, &p->fg, 0x10, y + 0x10, font[rptr & 0xf], 0x2, 0, 0);
for(x = 0; x < 0x10; ++x) { /* guides */
putpixel(p, &p->fg, x, p->height / 2, 2);
putpixel(p, &p->fg, p->width - x, p->height / 2, 2);
putpixel(p, &p->fg, p->width / 2, p->height - x, 2);
putpixel(p, &p->fg, p->width / 2, x, 2);
putpixel(p, &p->fg, p->width / 2 - 0x10 / 2 + x, p->height / 2, 2);
putpixel(p, &p->fg, p->width / 2, p->height / 2 - 0x10 / 2 + x, 2);
}
}

2
src/devices/ppu.h
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@ -31,4 +31,4 @@ void putcolors(Ppu *p, Uint8 *addr);
void putpixel(Ppu *p, Layer *layer, Uint16 x, Uint16 y, Uint8 color);
void puticn(Ppu *p, Layer *layer, Uint16 x, Uint16 y, Uint8 *sprite, Uint8 color, Uint8 flipx, Uint8 flipy);
void putchr(Ppu *p, Layer *layer, Uint16 x, Uint16 y, Uint8 *sprite, Uint8 color, Uint8 flipx, Uint8 flipy);
void inspect(Ppu *p, Uint8 *stack, Uint8 wptr, Uint8 rptr);
void inspect(Ppu *p, Uint8 *stack, Uint8 wptr, Uint8 rptr, Uint8 *memory);

2
src/uxnemu.c
View File

@ -63,7 +63,7 @@ static void
redraw(Uxn *u)
{
if(debug)
inspect(&ppu, u->wst.dat, u->wst.ptr, u->rst.ptr);
inspect(&ppu, u->wst.dat, u->wst.ptr, u->rst.ptr, u->ram.dat);
SDL_UpdateTexture(bgTexture, &gRect, ppu.bg.pixels, ppu.width * sizeof(Uint32));
SDL_UpdateTexture(fgTexture, &gRect, ppu.fg.pixels, ppu.width * sizeof(Uint32));
SDL_RenderClear(gRenderer);