void buildMansardShape(const utymap::meshing::Polygon& polygon, ClipperLib::Path& offsetShape, std::size_t index)
{
std::reverse(offsetShape.begin(), offsetShape.end());
// build top
utymap::meshing::Polygon topShape(offsetShape.size(), 0);
std::vector<utymap::meshing::Vector2> topShapeVertices;
topShapeVertices.reserve(offsetShape.size());
for (const auto& p : offsetShape) {
topShapeVertices.push_back(utymap::meshing::Vector2(p.X / Scale, p.Y/ Scale));
}
topShape.addContour(topShapeVertices);
auto topOptions = utymap::meshing::MeshBuilder::Options{ 0, 0, colorNoiseFreq_, height_, getColorGradient(), minHeight_ };
builderContext_.meshBuilder.addPolygon(meshContext_.mesh, topShape, topOptions);
// build sides
auto sideOptions = utymap::meshing::MeshBuilder::Options { 0, 0, colorNoiseFreq_, 0, getColorGradient(), 0 };
double topHeight = minHeight_ + height_;
auto size = polygon.points.size();
for (std::size_t i = 0; i < size; i += 2) {
auto topIndex = i;
auto bottomIndex = (index + i) % size;
auto nextTopIndex = (i + 2) % size;
auto nextBottomIndex = (index + i + 2) % size;
auto v0 = utymap::meshing::Vector3(polygon.points[bottomIndex], minHeight_, polygon.points[bottomIndex + 1]);
auto v1 = utymap::meshing::Vector3(polygon.points[nextBottomIndex], minHeight_, polygon.points[nextBottomIndex + 1]);
auto v2 = utymap::meshing::Vector3(topShape.points[nextTopIndex], topHeight, topShape.points[nextTopIndex + 1]);
auto v3 = utymap::meshing::Vector3(topShape.points[topIndex], topHeight, topShape.points[topIndex + 1]);
builderContext_.meshBuilder.addTriangle(meshContext_.mesh, v0, v2, v3, sideOptions, false);
builderContext_.meshBuilder.addTriangle(meshContext_.mesh, v2, v0, v1, sideOptions, false);
}
}
void MaskOutputsLayer<Dtype>::Reshape(const vector<Blob<Dtype>*>& bottom, const vector<Blob<Dtype>*>& top) {
vector<int> topShape(2);
topShape[0] = bottom[0]->shape()[0];
topShape[1] = kernel_size_;
top[0]->Reshape(topShape);
}
