PPMGenerator.hpp

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#pragma once
 
#include <cstddef>
 
#include "vc/core/types/ITKMesh.hpp"
#include "vc/core/types/Mixins.hpp"
#include "vc/core/types/PerPixelMap.hpp"
#include "vc/core/types/UVMap.hpp"
 
namespace volcart::texturing
{
class PPMGenerator : public IterationsProgress
{
public:
    enum class Shading {
        Flat = 0,
        Smooth
    };
 
    PPMGenerator() = default;
 
    PPMGenerator(std::size_t h, std::size_t w);
    void setMesh(const ITKMesh::Pointer& m);
 
    void setUVMap(const UVMap::Pointer& u);
    void setDimensions(std::size_t h, std::size_t w);
 
    void setShading(Shading s);
    auto compute() -> PerPixelMap::Pointer;
    [[nodiscard]] auto getPPM() const -> PerPixelMap::Pointer;
    [[nodiscard]] auto progressIterations() const -> std::size_t override;
 
private:
    ITKMesh::Pointer inputMesh_;
    UVMap::Pointer uvMap_;
 
    ITKMesh::Pointer workingMesh_;
    PerPixelMap::Pointer ppm_;
    Shading shading_{Shading::Smooth};
    std::size_t width_{0};
    std::size_t height_{0};
};
 
auto GenerateCellMap(
    const ITKMesh::Pointer& mesh,
    const UVMap::Pointer& uv,
    std::size_t height,
    std::size_t width) -> cv::Mat;
 
}  // namespace volcart::texturing