diff options
Diffstat (limited to 'src/ppusim/pixel.c')
| -rw-r--r-- | src/ppusim/pixel.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/src/ppusim/pixel.c b/src/ppusim/pixel.c new file mode 100644 index 0000000..3a09ccd --- /dev/null +++ b/src/ppusim/pixel.c @@ -0,0 +1,22 @@ +#include <SDL2/SDL.h> + +#include "ppusim/sim.h" + +static void hh_ppusim_draw(SDL_Renderer* r, unsigned px, unsigned py, unsigned cr, unsigned cg, unsigned cb) { + SDL_SetRenderDrawColor(r, cr, cg, cb, 255); + SDL_RenderFillRect(r, &(SDL_Rect) { + .x = px * HH_PPUSIM_UPSCALE_FACTOR, + .y = py * HH_PPUSIM_UPSCALE_FACTOR, + .w = HH_PPUSIM_UPSCALE_FACTOR, + .h = HH_PPUSIM_UPSCALE_FACTOR + }); +} + +void hh_ppusim_pixel(SDL_Renderer* r, unsigned x, unsigned y) { + // loop through foreground sprites to get highest priority cidx + // get background cidx + // check if palette color cidx of foreground is 0 + // lookup color from PAL + // hh_ppusim_draw +} + |