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IDProjectCategoryView StatusLast Update
0033583CommunityOCCT:Modeling Algorithmspublic2024-02-01 02:38
Reportereryar Assigned Todpasukhi  
PrioritynormalSeverityminor 
Status newResolutionopen 
PlatformWindowsOSVC++ 2015 
Product Version7.8.1 
Target VersionUnscheduled 
Summary0033583: Modeling Algorithms - HLR PolyAlgo check triangle visible directly
DescriptionThere are two functions in HLRBRep_PolyAlgo:
TTMultiply()
TIMultiply()

Use TTMultiply() function to transform point to projector axis and use TIMultiply() function to transform point back.

Remove these two functions and to check triangle visibility by projector eye direction and triangle normal directly.
TagsNo tags attached.
Test case number

Activities

eryar

2024-01-25 05:18

developer   ~0114964

Line Drawings from 3D Models

https://arxiv.org/abs/1810.01175

https://arxiv.org/pdf/1810.01175.pdf

dpasukhi

2024-01-25 12:49

administrator   ~0114965

Dear @eryar,

Interesting article (we will analyze it more deep a little later).
But can you specify a lttle more details about current ticket? You want to public it into our https://dev.opencascade.org/about/research_and_science_publications ?

eryar

2024-01-25 12:56

developer   ~0114966

Do you know DRAFT module of AVEVA PDMS?

dpasukhi

2024-01-25 13:02

administrator   ~0114967

Unfortunatelly, no.

eryar

2024-01-25 13:13

developer   ~0114969

Dear @dpasukhi ,

I find the document about HLR:
https://quaoar.su/files/papers/cascade/HLR_ComparativeStudy_2021-02-28.pdf

I hope OCC HLR algorithm more robustly and efficiently, then can be used for drawing generation based on 3d model.

dpasukhi

2024-01-25 14:28

administrator   ~0114974

Last edited: 2024-01-25 14:30

Currenly we are working on performance update of HLR and boolean. So, it is a part pf 7.9 road map.
What are you awaiting from this issue? Are you need some clarifications about OCCT HRL?
_
Thank you for using @. It is recommended thing to connect with OCCT developers (it is more faster to have notification)

eryar

2024-01-26 04:07

developer   ~0114982

That's great!

If the performance of HLR and BO improved, you can ignore this issue.

Issue History

Date Modified Username Field Change
2024-01-25 04:33 eryar New Issue
2024-01-25 04:33 eryar Assigned To => oan
2024-01-25 05:18 eryar Note Added: 0114964
2024-01-25 12:47 dpasukhi Assigned To oan => dpasukhi
2024-01-25 12:49 dpasukhi Note Added: 0114965
2024-01-25 12:56 eryar Note Added: 0114966
2024-01-25 13:02 dpasukhi Note Added: 0114967
2024-01-25 13:13 eryar Note Added: 0114969
2024-01-25 14:28 dpasukhi Note Added: 0114974
2024-01-25 14:30 dpasukhi Note Edited: 0114974
2024-01-26 04:07 eryar Note Added: 0114982
2024-02-01 02:38 dpasukhi Target Version 7.8.1 => Unscheduled