setHit method

void setHit(
  1. int x,
  2. int y,
  3. TraceSpan span
)

Implementation

void setHit(int x, int y, TraceSpan span) {
  if (x >= 0 && x < width && y >= 0 && y < height) {
    grid[y * width + x] = span;
  }
}