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Renamed layer.p to layer.pixels

This commit is contained in:
neauoire 2021-12-24 12:01:10 -08:00
parent f79b092e71
commit 8a25a5e387
3 changed files with 18 additions and 18 deletions
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26
src/devices/ppu.c
View File

@ -50,23 +50,24 @@ ppu_palette(Ppu *p, Uint8 *addr)
}
for(i = 4; i < 16; ++i)
p->palette[i] = p->palette[i / 4];
p->fg.reqdraw = p->bg.reqdraw = 1;
p->fg.changed = p->bg.changed = 1;
}
void
ppu_resize(Ppu *p, Uint16 width, Uint16 height)
{
Uint8
*bg = realloc(p->bg.p, width * height),
*fg = realloc(p->fg.p, width * height);
Uint8
*bg = realloc(p->bg.pixels, width * height),
*fg = realloc(p->fg.pixels, width * height);
if(!bg || !fg)
return;
p->bg.p = bg;
p->fg.p = fg;
p->bg.pixels = bg;
p->fg.pixels = fg;
p->width = width;
p->height = height;
ppu_clear(p, &p->bg);
ppu_clear(p, &p->fg);
p->fg.changed = p->bg.changed = 1;
}
void
@ -74,7 +75,8 @@ ppu_clear(Ppu *p, Layer *layer)
{
Uint32 i, size = p->width * p->height;
for(i = 0; i < size; ++i)
layer->p[i] = 0x00;
layer->pixels[i] = 0x00;
p->fg.changed = p->bg.changed = 1;
}
void
@ -82,8 +84,8 @@ ppu_redraw(Ppu *p, Uint32 *screen)
{
Uint32 i, size = p->width * p->height;
for(i = 0; i < size; ++i)
screen[i] = p->palette[p->fg.p[i] ? p->fg.p[i] : p->bg.p[i]];
p->fg.reqdraw = p->bg.reqdraw = 0;
screen[i] = p->palette[p->fg.pixels[i] ? p->fg.pixels[i] : p->bg.pixels[i]];
p->fg.changed = p->bg.changed = 0;
}
void
@ -91,10 +93,10 @@ ppu_write(Ppu *p, Layer *layer, Uint16 x, Uint16 y, Uint8 color)
{
if(x < p->width && y < p->height) {
Uint32 i = (x + y * p->width);
Uint8 prev = layer->p[i];
Uint8 prev = layer->pixels[i];
if(color != prev) {
layer->p[i] = color;
layer->reqdraw = 1;
layer->pixels[i] = color;
layer->changed = 1;
}
}
}

6
src/devices/ppu.h
View File

@ -21,14 +21,14 @@ typedef unsigned short Uint16;
typedef unsigned int Uint32;
typedef struct Layer {
Uint8 *p;
Uint8 reqdraw;
Uint8 *pixels;
Uint8 changed;
} Layer;
typedef struct Ppu {
Layer fg, bg;
Uint16 width, height;
Uint32 palette[16];
Layer fg, bg;
} Ppu;
void ppu_palette(Ppu *p, Uint8 *addr);

4
src/uxnemu.c
View File

@ -105,7 +105,6 @@ set_zoom(Uint8 scale)
if(!gWindow)
return;
set_window_size(gWindow, (ppu.width + PAD * 2) * zoom, (ppu.height + PAD * 2) * zoom);
ppu.fg.reqdraw = ppu.bg.reqdraw = 1;
}
static int
@ -128,7 +127,6 @@ set_size(Uint16 width, Uint16 height, int is_resize)
return error("SDL_UpdateTexture", SDL_GetError());
if(is_resize)
set_window_size(gWindow, (ppu.width + PAD * 2) * zoom, (ppu.height + PAD * 2) * zoom);
ppu.fg.reqdraw = ppu.bg.reqdraw = 1;
return 1;
}
@ -550,7 +548,7 @@ run(Uxn *u)
}
breakout:
uxn_eval(u, devscreen->vector);
if(ppu.fg.reqdraw || ppu.bg.reqdraw || devsystem->dat[0xe])
if(ppu.fg.changed || ppu.bg.changed || devsystem->dat[0xe])
redraw(u);
if(!BENCH) {
elapsed = (SDL_GetPerformanceCounter() - begin) / (double)SDL_GetPerformanceFrequency() * 1000.0f;