Search results

  1. E

    Where is algorithm written at for BrepIncrementalMesh?

    Would someone be kind to point the file of the triangulation algorithm implementation code?
  2. E

    How is Graphic3D data structured for passing to OpenGL to render?

    thePresentation that pass to AIS_InteractiveContext to render, how is the the data structured for OpenGL?
  3. E

    What are Dsg IHM objects?

    https://dev.opencascade.org/doc/occt-7.7.0/refman/html/class_dsg_prs.html I am browesing through the documents and found DsgPrs package saying it is used for Dsg IHM objects. I have no idea what it is.
  4. E

    Why does AIS_InteractiveContext's face selection only returns the solid but not the selected face?

    The problem is that I activated the face selection, and wanting to get the face from mouse selection, the AIS_InteractiveContext only returns the solid of face but the selected face itself. First, my program starts by configuring the AIS_InteractiveContext, setting its highlight color and...
  5. E

    How to get full topology tree from non-root shape?

    I am testing filleting, and I have edge back from mouse selection. I do not have the solid so how do I get the solid or in any matter the entire complete topo tree? I looked into TShape and it only perserves its children. I could not find a valid way to get the tree.
  6. E

    why is GC_MakeArcOfCircle function not behaving as expected?

    gp_Pnt _location = gp_Pnt(); gp_Ax2 _circle_axis(_location, m_axis); gp_Circ _circle(_circle_axis, m_centerpoint.Distance(m_startpoint)); GC_MakeArcOfCircle _arc(_circle, m_startpoint, alpha_angle, Standard_True); None of arc built with this function start at the m_startpoint but...
  7. E

    Is there any article or notes on OCC coordinate systems?

    Any pieces of information would be fine. It is confusing of how topshape, sub-shape, presentation, AIS global coordinate system goes and how they stack together.
  8. E

    What is Convex property of the TShape?

    I have trouble understanding what is the use and meaning of Convex. I searched all of it in VS solution and only seem to find it getting passed around by value without any practical usage. It is just perplexing that a topology can be marked as convex or not. I understands the convexity concept...
  9. E

    is there any tools to analysize OCC codes?

    I am trying to study the OCC code and wonder if there are tools or Visual studio plugins that could help me analysize code. Such as its structure, its functionals etc.
  10. E

    SelectMgr_Frustum<N>::DumpJson does not allow dllimport definition?

    On my project I try to use a dll containing TKV3d, and use the program's API to build my program. When compiling my code, it gives error C2491 “SelectMgr_Frustum<N>: DumpJson”: does not allow dllimport function definition. How to fix this problem?
Top