void Terrain::generate(int x, int y) {
_grid = boost::multi_array<double, 2>(boost::extents[x][y]);
int xSize = _grid.shape()[0];
int ySize = _grid.shape()[1];
for (int x = 0; x < xSize; ++x) {
for (int y = 0; y < ySize; ++y) {
_grid[x][y] = Random<double>(0, 1);
}
}
_generateMesh();
}
// scaling is tricky. Have to apply scale, then rasterize.
// So scale is baked in to the mesh, but rot
// remesh if scale is different;
void FastLaplaceComper::SetTransform(double rot, pt_t center, double scale, pt_t translation, bool bake_rot)
{
m_rotationBaked = bake_rot;
bool remesh = false;
if(_tgt_xfrm.getScale() != scale)
{
remesh = true;
}
if(_tgt_xfrm.getRot() != rot && m_rotationBaked)
{
remesh = true;
}
_tgt_xfrm = SimilarityTransform(translation, rot, center, scale);
if(remesh) _generateMesh();
_computeTextureCoords();
_getBdryColourDifferences();
ComputeInterpolant();
}
void FastLaplaceComper::SetSourcePoly(pt_t *pts, int n)
{
_sourcePoly.assign(pts, pts+n);
_generateMesh();
_computeTextureCoords();
}
