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30d2c3787f
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9d29eddf16
11 changed files with 61 additions and 43 deletions
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@ -287,16 +287,14 @@ void GLGizmoFdmSupports::select_facets_by_angle(float threshold_deg, bool block)
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float dot_limit = limit.dot(down);
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// Now calculate dot product of vert_direction and facets' normals.
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int idx = -1;
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int idx = 0;
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const indexed_triangle_set &its = mv->mesh().its;
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for (stl_triangle_vertex_indices face : its.indices) {
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stl_vertex vertex[3] = { its.vertices[face[0]], its.vertices[face[1]], its.vertices[face[2]] };
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stl_vertex n = (vertex[2] - vertex[1]).cross(vertex[3] - vertex[2]).normalized();
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++ idx;
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if (n.dot(down) > dot_limit) {
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if (its_face_normal(its, face).dot(down) > dot_limit) {
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m_triangle_selectors[mesh_id]->set_facet(idx, block ? EnforcerBlockerType::BLOCKER : EnforcerBlockerType::ENFORCER);
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m_triangle_selectors.back()->request_update_render_data();
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}
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++ idx;
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}
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}
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