Function getTileRegion

modules/cpu/fb/SparseFB.cpp:25–30

A global function so we can call it from the tile initialization SYCL kernel

// A global function so we can call it from the tile initialization SYCL kernel
box2i getTileRegion(uint32_t tileID, const vec2i fbSize, const vec2i totalTiles)
{
  const vec2i tilePos(tileID % totalTiles.x, tileID / totalTiles.x);
  return box2i(
      tilePos * TILE_SIZE, min(tilePos * TILE_SIZE + TILE_SIZE, fbSize));
}

SparseFrameBuffer::SparseFrameBuffer(api::ISPCDevice &device,
    const vec2i &_size,