MeshAdhereLive.h

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#pragma once
 
#include "common/Export.h"
#include "common/Result.h"
#include "procgen/MeshBuild.h"
#include "procgen/mesh/MeshContactBlend.h"
 
#include <cstdint>
#include <string>
 
namespace eve::procgen {
 
class EVENGINE_API_DOMAINS MeshAdhereLive {
public:
    [[nodiscard]] Result<void> activateResult(const MeshBuild& sourceA, const MeshBuild& surfaceB);
    [[nodiscard]] bool         isActive() const noexcept { return active_; }
    [[nodiscard]] std::uint64_t revision() const noexcept { return revision_; }
 
    [[nodiscard]] Result<void> setParamsResult(const MeshContactBlendParams& params);
    [[nodiscard]] const MeshContactBlendParams& params() const noexcept { return params_; }
    [[nodiscard]] Result<void> setSoftSnapPositionsResult(bool enabled) noexcept;
 
    [[nodiscard]] Result<void> setSurfaceResult(const MeshBuild& surfaceB);
    [[nodiscard]] Result<void> setSourceResult(const MeshBuild& sourceA);
 
    [[nodiscard]] Result<std::uint64_t> evaluateResult(bool force = false);
    [[nodiscard]] bool                  isDirty() const noexcept { return dirty_; }
 
    [[nodiscard]] const MeshBuild* derivedMesh() const noexcept;
    [[nodiscard]] Result<MeshBuild> derivedMeshResult() const;
    [[nodiscard]] const MeshBuild* sourceMesh() const noexcept;
 
    void removeSetup() noexcept;
    [[nodiscard]] Result<MeshBuild> bakeToMeshResult();
 
private:
    bool                   active_ = false;
    bool                   dirty_  = false;
    std::uint64_t          revision_ = 0;
    MeshBuild              source_{};
    MeshBuild              surface_{};
    MeshBuild              derived_{};
    MeshContactBlendParams params_{};
    std::string            falloffStorage_ = "smooth";
};
 
[[nodiscard]] EVENGINE_API_DOMAINS Result<MeshBuild> meshAdhereResult(const MeshBuild& sourceA,
                                                                      const MeshBuild& surfaceB,
                                                                      const MeshContactBlendParams& params);
 
}  // namespace eve::procgen