Unproject on mesh in the SLA gizmo is now performed by the MeshRaycaster class

1 files changed, 24 insertions, 0 deletions

diff --git a/src/slic3r/GUI/MeshUtils.hpp b/src/slic3r/GUI/MeshUtils.hpp
index f97003a91..cadc821dd 100644
--- a/src/slic3r/GUI/MeshUtils.hpp
+++ b/src/slic3r/GUI/MeshUtils.hpp
@@ -14,6 +14,8 @@ class TriangleMeshSlicer;
 
 namespace GUI {
 
+class Camera;
+
 
 
 class ClippingPlane
@@ -86,6 +88,28 @@ private:
 };
 
 
+
+
+class MeshRaycaster {
+public:
+    MeshRaycaster(const TriangleMesh& mesh);
+    ~MeshRaycaster();
+    void set_transformation(const Geometry::Transformation& trafo);
+    void set_camera(const Camera& camera);
+
+    bool unproject_on_mesh(const Vec2d& mouse_pos, const Transform3d& trafo, const Camera& camera,
+                           std::vector<Vec3f>* positions = nullptr, std::vector<Vec3f>* normals = nullptr) const;
+
+private:
+    // PIMPL wrapper around igl::AABB so I don't have to include the header-only IGL here
+    class AABBWrapper;
+    AABBWrapper* m_AABB_wrapper;
+
+    const TriangleMesh* m_mesh = nullptr;
+
+
+};
+
     
 } // namespace GUI
 } // namespace Slic3r