RealT ImageHeightMap::height (const Vec2 &at) {
//std::size_t byteOffset = sizeof(pixel_t) - _image->bytesPerPixel();
PixelT max = _image->max_pixel_size();
PixelT pixel = _image->read_pixel(Vec3u(at[X], at[Y], 0));
ByteT * pixel_data = (ByteT *)&pixel;
pixel_data[3] = 0;
ByteT * max_data = (ByteT *)&max;
max_data[3] = 0;
return RealT(pixel) / RealT(max);
}
void Grid::clear() {
if (_occluders.size() != 0) {
for(OccludersSet::iterator it = _occluders.begin();
it != _occluders.end();
it++) {
delete (*it);
}
_occluders.clear();
}
_size = Vec3r(0, 0, 0);
_cell_size = Vec3r(0, 0, 0);
_orig = Vec3r(0, 0, 0);
_cells_nb = Vec3u(0, 0, 0);
//_ray_occluders.clear();
}
PmmTracer::PmmTracer()
: sMap(Vec3u(100), 10000), dMap(Vec3u(20))
{
}
