gmio_support: cache OCC triangles and vertices arrays
This commit is contained in:
Hugues Delorme
parent
f5c93e70fe
commit
83725f4201
@ -30,55 +30,59 @@ static StlMesh_Mesh* occMeshPtr(const Handle_StlMesh_Mesh& mesh)
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return mesh.operator->();
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}
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static void occmesh_add_triangle(void* cookie,
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uint32_t tri_id,
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const gmio_stl_triangle_t* tri)
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static void occmesh_add_triangle(
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void* cookie, uint32_t tri_id, const gmio_stl_triangle_t* tri)
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{
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StlMesh_Mesh* mesh = static_cast<StlMesh_Mesh*>(cookie);
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if (tri_id == 0)
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mesh->AddDomain();
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mesh->AddTriangle(mesh->AddOnlyNewVertex(tri->v1.x, tri->v1.y, tri->v1.z),
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mesh->AddOnlyNewVertex(tri->v2.x, tri->v2.y, tri->v2.z),
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mesh->AddOnlyNewVertex(tri->v3.x, tri->v3.y, tri->v3.z),
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tri->normal.x, tri->normal.y, tri->normal.z);
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const gmio_stl_coords& v1 = tri->v1;
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const gmio_stl_coords& v2 = tri->v2;
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const gmio_stl_coords& v3 = tri->v3;
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const gmio_stl_coords& n = tri->normal;
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mesh->AddTriangle(mesh->AddOnlyNewVertex(v1.x, v1.y, v1.z),
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mesh->AddOnlyNewVertex(v2.x, v2.y, v2.z),
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mesh->AddOnlyNewVertex(v3.x, v3.y, v3.z),
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n.x, n.y, n.z);
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}
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static void occmesh_get_triangle(
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const void* cookie, uint32_t tri_id, gmio_stl_triangle_t* triangle)
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const void* cookie, uint32_t tri_id, gmio_stl_triangle_t* tri)
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{
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const gmio_occ_stl_mesh_domain_t* mesh_domain =
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static_cast<const gmio_occ_stl_mesh_domain_t*>(cookie);
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const StlMesh_SequenceOfMeshTriangle& occTriangles =
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mesh_domain->mesh->Triangles(mesh_domain->domain_id);
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const Handle_StlMesh_MeshTriangle& occTri =
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occTriangles.Value(tri_id + 1);
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int v1;
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int v2;
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int v3;
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mesh_domain->triangles()->Value(tri_id + 1);
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int idV1;
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int idV2;
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int idV3;
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double xN;
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double yN;
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double zN;
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occTri->GetVertexAndOrientation(v1, v2, v3, xN, yN, zN);
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triangle->normal.x = float(xN);
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triangle->normal.y = float(yN);
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triangle->normal.z = float(zN);
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occTri->GetVertexAndOrientation(idV1, idV2, idV3, xN, yN, zN);
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gmio_stl_coords& n = tri->normal;
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n.x = static_cast<float>(xN);
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n.y = static_cast<float>(yN);
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n.z = static_cast<float>(zN);
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const TColgp_SequenceOfXYZ& vertices =
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mesh_domain->mesh->Vertices(mesh_domain->domain_id);
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const gp_XYZ& coordsV1 = vertices.Value(v1);
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const gp_XYZ& coordsV2 = vertices.Value(v2);
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const gp_XYZ& coordsV3 = vertices.Value(v3);
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triangle->v1.x = float(coordsV1.X());
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triangle->v2.x = float(coordsV2.X());
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triangle->v3.x = float(coordsV3.X());
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const TColgp_SequenceOfXYZ& vertices = *mesh_domain->vertices();
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const gp_XYZ& coordsV1 = vertices.Value(idV1);
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gmio_stl_coords& v1 = tri->v1;
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v1.x = static_cast<float>(coordsV1.X());
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v1.y = static_cast<float>(coordsV1.Y());
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v1.z = static_cast<float>(coordsV1.Z());
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triangle->v1.y = float(coordsV1.Y());
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triangle->v2.y = float(coordsV2.Y());
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triangle->v3.y = float(coordsV3.Y());
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const gp_XYZ& coordsV2 = vertices.Value(idV2);
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gmio_stl_coords& v2 = tri->v2;
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v2.x = static_cast<float>(coordsV2.X());
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v2.y = static_cast<float>(coordsV2.Y());
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v2.z = static_cast<float>(coordsV2.Z());
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triangle->v1.z = float(coordsV1.Z());
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triangle->v2.z = float(coordsV2.Z());
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triangle->v3.z = float(coordsV3.Z());
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const gp_XYZ& coordsV3 = vertices.Value(idV3);
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gmio_stl_coords& v3 = tri->v3;
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v3.x = static_cast<float>(coordsV3.X());
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v3.y = static_cast<float>(coordsV3.Y());
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v3.z = static_cast<float>(coordsV3.Z());
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}
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} // namespace internal
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@ -87,9 +91,9 @@ gmio_stl_mesh_t gmio_stl_occmesh(const gmio_occ_stl_mesh_domain_t* mesh_domain)
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{
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gmio_stl_mesh_t mesh = {0};
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mesh.cookie = mesh_domain;
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if (mesh_domain != NULL && mesh_domain->mesh != NULL) {
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if (mesh_domain != NULL && mesh_domain->mesh() != NULL) {
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mesh.triangle_count =
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mesh_domain->mesh->NbTriangles(mesh_domain->domain_id);
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mesh_domain->mesh()->NbTriangles(mesh_domain->domain_id());
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}
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mesh.func_get_triangle = internal::occmesh_get_triangle;
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return mesh;
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@ -109,22 +113,27 @@ gmio_stl_mesh_creator_t gmio_stl_hnd_occmesh_creator(const Handle_StlMesh_Mesh &
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}
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gmio_occ_stl_mesh_domain::gmio_occ_stl_mesh_domain()
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: mesh(NULL),
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domain_id(0)
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: m_mesh(NULL),
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m_domain_id(0),
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m_triangles(NULL),
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m_vertices(NULL)
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{
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}
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gmio_occ_stl_mesh_domain::gmio_occ_stl_mesh_domain(
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const StlMesh_Mesh *msh, int dom_id)
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: mesh(msh),
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domain_id(dom_id)
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: m_mesh(msh),
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m_domain_id(dom_id),
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m_triangles(&msh->Triangles(dom_id)),
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m_vertices(&msh->Vertices(dom_id))
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{
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}
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gmio_occ_stl_mesh_domain::gmio_occ_stl_mesh_domain(
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const Handle_StlMesh_Mesh &hndMesh, int dom_id)
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: mesh(internal::occMeshPtr(hndMesh)),
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domain_id(dom_id)
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const Handle_StlMesh_Mesh &hnd, int dom_id)
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: m_mesh(internal::occMeshPtr(hnd)),
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m_domain_id(dom_id),
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m_triangles(&m_mesh->Triangles(dom_id)),
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m_vertices(&m_mesh->Vertices(dom_id))
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{
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}
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@ -33,6 +33,8 @@
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class Handle_StlMesh_Mesh;
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class StlMesh_Mesh;
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class StlMesh_SequenceOfMeshTriangle;
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class TColgp_SequenceOfXYZ;
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/*! Domain in a OpenCascade \c StlMesh_Mesh object
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*
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@ -42,9 +44,18 @@ struct GMIO_LIBSUPPORT_EXPORT gmio_occ_stl_mesh_domain
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{
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gmio_occ_stl_mesh_domain();
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gmio_occ_stl_mesh_domain(const StlMesh_Mesh* mesh, int dom_id = 1);
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gmio_occ_stl_mesh_domain(const Handle_StlMesh_Mesh& hndMesh, int dom_id = 1);
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const StlMesh_Mesh* mesh;
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int domain_id;
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gmio_occ_stl_mesh_domain(const Handle_StlMesh_Mesh& hnd, int dom_id = 1);
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inline const StlMesh_Mesh* mesh() const;
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inline int domain_id() const;
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inline const StlMesh_SequenceOfMeshTriangle* triangles() const;
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inline const TColgp_SequenceOfXYZ* vertices() const;
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private:
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const StlMesh_Mesh* m_mesh;
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int m_domain_id;
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const StlMesh_SequenceOfMeshTriangle* m_triangles;
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const TColgp_SequenceOfXYZ* m_vertices;
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};
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typedef struct gmio_occ_stl_mesh_domain gmio_occ_stl_mesh_domain_t;
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@ -71,5 +82,23 @@ gmio_stl_mesh_creator_t gmio_stl_occmesh_creator(StlMesh_Mesh* mesh);
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GMIO_LIBSUPPORT_EXPORT
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gmio_stl_mesh_creator_t gmio_stl_hnd_occmesh_creator(const Handle_StlMesh_Mesh& hnd);
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// --
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// -- Implementation
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// --
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const StlMesh_Mesh* gmio_occ_stl_mesh_domain::mesh() const
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{ return m_mesh; }
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int gmio_occ_stl_mesh_domain::domain_id() const
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{ return m_domain_id; }
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const StlMesh_SequenceOfMeshTriangle* gmio_occ_stl_mesh_domain::triangles() const
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{ return m_triangles; }
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const TColgp_SequenceOfXYZ* gmio_occ_stl_mesh_domain::vertices() const
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{ return m_vertices; }
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#endif /* GMIO_SUPPORT_STL_OCC_H */
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/*! @} */
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