rasterize.cc

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// uncomment the line 'ctrl "rasterize"' in <stage source>/worlds/simple.world to try this example

#include "stage.hh"
using namespace Stg;

// Stage calls this when the model starts up
extern "C" int Init(Model *mod)
{
  const unsigned int dw = 40, dh = 20;

  uint8_t *data = new uint8_t[dw * dh * 2];
  memset(data, 0, sizeof(uint8_t) * dw * dh);

  printf("\n[Rasterize] Raster of model \"%s\":\n", mod->Token());

  Stg::Size modsz(mod->GetGeom().size);

  mod->Rasterize(data, dw, dh, modsz.x / (float)dw, modsz.y / (float)dh);

  for (unsigned int y = 0; y < dh; y++) {
    printf("[Rasterize] ");
    for (unsigned int x = 0; x < dw; x++)
      putchar(data[x + ((dh - y - 1) * dw)] ? 'O' : '.');
    putchar('\n');
  }
  delete[] data;
  puts("[Rasterize] Done");

  return 0; // ok
}