* Fix error on computing V first derivative on a cone (take into account the slope of the conical generatrix).
* Add DRAW command 'sderivative' to compute certain derivative on a surface.
knosulko [Wed, 16 Mar 2022 10:13:15 +0000 (13:13 +0300)]
0024772: Modeling Algorithms - Intersection of cylinder and cone produces incorrect results
GeomInt/GeomInt_IntSS.cxx - handle flat cone case
IntPatch/IntPatch_Intersection.hxx, IntPatch/IntPatch_Intersection.cxx - method for preparing surfaces is added
bugs/lowalgos/intss/bug24772 - test case is changed according new behavior
mpv [Thu, 10 Mar 2022 08:57:41 +0000 (11:57 +0300)]
0032442: Application Framework - Problems of testing on MacOS arm64 platform
Fixed the problem of reading XML files on MacOS. 'errno' was not reseted
even the 'strtol' function produced a good value. So, now it is erased
forcibly before the call.
atychini [Mon, 7 Feb 2022 12:57:38 +0000 (15:57 +0300)]
0032817: Data Exchange - Step export - writing untrimmed Curve
Incorrect curve handling.
If curve doesn't have trims and vertexes, we handle it such as trimmed curve, but it should be a simple curve.
Curves with only one vertex and one trim should handle by another way, such as a curve that has trims but doesn't have vertexes.
So I added conditions which handles these cases
azv [Fri, 19 Feb 2021 19:34:56 +0000 (22:34 +0300)]
0032066: Modeling Algorithms - Incorrect result of Boolean CUT operation
Do not limit the normalization factor of the highly anisotropic parametric space when filtering start points in the algorithm of walking line construction.
Additionally check the knots are in the increasing orders when merging two B-spline curves
Improved the test stability: created 10 iterations of measurements and take the minimum to
minimize the affect of other processes and threads; increased the compare range of
the quarter and the whole of the document load.
kgv [Wed, 2 Mar 2022 12:21:22 +0000 (15:21 +0300)]
0032862: Visualization, Graphic3d_TextureMap - add 3D texture definition
Image_PixMap has been extended to support definition of 3D bitmap (as an array of 2D slices).
Graphic3d_TypeOfTexture enumeration values have been renamed to include full enum prefix.
Added Graphic3d_TypeOfTexture_3D redirecting to GL_TEXTURE_3D.
OpenGl_Texture::Init() has been extended to allow initialization of 3D texture.
Graphic3d_Texture2Dmanual merged into Graphic3d_Texture2D and marked as deprecated alias.
Graphic3d_TOT_2D_MIPMAP has been deprecated in favor of dedicated Graphic3d_TextureRoot::SetMipMaps().
Added Graphic3d_Texture3D class.
vtexture - added argument -3d for uploading 3D texture.
kgv [Wed, 2 Mar 2022 05:58:10 +0000 (08:58 +0300)]
0032837: Documentation, Geom_Surface - add references to GeomLib::NormEstim() for Normal computations
References to GeomLib::NormEstim() have been put to Geom_Surface, Adaptor3d_Surface and BRepAdaptor_Surface.
Improved documentation of GeomLib::NormEstim().
kgv [Tue, 1 Mar 2022 19:34:31 +0000 (22:34 +0300)]
0032841: Visualization - add 16-bit grayscale pixel format to Image_PixMap
Added Image_Format_Gray16 pixel format definition, which could be uploaded into GL_R16 texture.
Added Image_Format_GrayF_half mapped to GL_R16F texture.
kgv [Sat, 26 Feb 2022 16:29:44 +0000 (19:29 +0300)]
0032856: Configuration, CMake - SONAME should include minor version in addition to major to reflect ABI compatibility
Added option BUILD_SOVERSION_NUMBERS to manage SOVERSION length.
Default option value is set to 2 (major.minor) instead of previously used 1 (major),
excluding Android/Emscripten/Windows platforms that use 0 by default.
GeomInt/GeomInt_IntSS.cxx, IntTools/IntTools_FaceFace.cxx - setting deflection 0.01
for case of two bspline surfaces
IntPolyh/IntPolyh_Intersection.cxx, IntPolyh/IntPolyh_Intersection.hxx - status IsParallel is added
BndLib/BndLib_Add3dCurve.cxx, IntTools/IntTools_TopolTool.cxx - fix small bugs
Correction of test scripts according to current behavior of algorithms
vro [Fri, 18 Feb 2022 15:08:24 +0000 (18:08 +0300)]
0032785: Application Framework - CDF_Store::SetFolder incorrectly processes relative paths on Linux
The code is simplified - it checks the last character and if it is a folder separator, it removes it.
Modified file:
- CDF_Store.cxx, the method SetFolder().
0032785: Application Framework - CDF_Store::SetFolder incorrectly processes relative paths on Linux
The code is simplified - it checks the last character and if it is a folder separator, it removes it.
Modified file:
- CDF_Store.cxx, the method SetFolder().
0032785: Application Framework - CDF_Store::SetFolder incorrectly processes relative paths on Linux
The code is simplified - it checks the last character and if it is a folder separator, it removes it.
// Also, variable 'l' is renamed to 'aLen'.
// And a check on the number of characters is added to avoid removal of the root folder ('/').
Modified file:
- CDF_Store.cxx, the method SetFolder().
IntPatch_ALineToWLine.cxx - setting minimal number of points in a WLine depending on step size
IntPatch_WLineTool.cxx - fix WLines connecting check condition
test cases has been changed according to new behavior
vro [Thu, 17 Feb 2022 05:35:26 +0000 (08:35 +0300)]
0032840: Application Framework, copying of a scaled shape fails
A flag not to raise an exception is set for a copying shape. A reason: if a shape is already in the model, the user should have an opportunity to copy it.
Modified files:
TNaming_CopyShape.cxx, the method Translate(). A false-flag is used on copying of location of the shape.
jgv [Mon, 14 Feb 2022 13:36:39 +0000 (16:36 +0300)]
0032715: Modelling Algorithms - UnifySameDomain does incomplete union
Add the case of closed, smooth but not periodic surface (unification of faces lying on it if the flag "myConcatBSplines" is true - modify the underlying surface to make it periodic).
Chris Hennes [Sun, 13 Feb 2022 00:52:19 +0000 (18:52 -0600)]
0031585: Access Violation while creating fillet - ChiFi3d_Builder::PerformIntersectionAtEnd
There is one case in PerformIntersectionAtEnd that did not test whether
an array access exceeded the length of the array, in rare cases
resulting in a segmentation fault. That error-handling behavior is
replaced by the exception code used elsewhere in the function. For
consistency, the code is copied exactly as implemented elsewhere. This
code has the same effect as that proposed by the bug submitter.
gka [Wed, 8 Nov 2017 14:13:53 +0000 (17:13 +0300)]
0029325: Modeling Algorithms - add tool BRepLib_PointCloudShape for generation point cloud for specified shape
Added PLY writing tools RWPly_CafWriter and RWPly_PlyWriterContext.
Added tool BRepLib_PointCloudShape generating point cloud from shape in two ways:
- random points on surface with specified density;
- points from triangulation nodes.
StdPrs_ToolTriangulatedShape::ComputeNormals() has been moved to
BRepLib_ToolTriangulatedShape for reusing outside of AIS.
Command vpointcloud has been extended to use new generation tool.
Command writeply has been added to write triangulation or point set into PLY format.
atychini [Fri, 21 Jan 2022 18:55:45 +0000 (21:55 +0300)]
0032748: Data Exchange, Step Import - xstep.cascade.unit doesn't work [regression since OCCT 7.6.0]
Added new condition in STEPControl_ActorRead::Transfer: if StepData_StepModel is not an initialized Unit - we set unit to this step model
ifv [Thu, 2 Dec 2021 14:02:17 +0000 (17:02 +0300)]
0032701: Modeling Algorithms - 2d curve has bending near the degenerated edge of the face
ApproxInt_Approx, ApproxInt_KnotTools, BRepApprox_Approx,
GeomInt_IntSS, IntTools_FaceFace:
Analysis of curvature is added for adjusting ParametrizationType
IntPatch_Intersection.cxx - adding methods for estimation of UV max step depending on used surfaces
GeomInt_IntSS.cxx, IntTools_FaceFace.cxx - using methods for max step estimation
Approx_SameParameter.cxx - adding control against big values.
BOPAlgo_PaveFiller_6.cxx - adjusting position of faces before intersection
0032784: BinXCAF fails to load documents containing the shapes with scaled/mirrored location
A flag not to raise an exception is used on reading of an XCAF document. If such a shape with scaling transformation is stored in the document, it should be read.
Added new option Graphic3d_RenderingParams::ToSmoothInterlacing enabled by default.
Added -smooth option to vstereo command.
Added -dpiAware option to vinit command (Windows).
kgv [Fri, 14 Jan 2022 22:39:19 +0000 (01:39 +0300)]
0032779: Visualization, TKOpenGl - support using a wide color window buffer format (10bit per component / 30bit RGB)
Added new flag OpenGl_Caps::buffersDeepColor disabled by default.
OpenGl_Window now tries to find a RGB10_A2 pixel format using wglChoosePixelFormatARB().
OpenGl_TextureFormat::FindSizedFormat() - added handling of GL_RGB10_A2 internal format.
OpenGl_View::SetWindow() now selects preferred FBO color format basing on parameters.
OpenGl_Context::DiagnosticInformation()/OpenGl_View::DiagnosticInformation() now include
information about window pixel format / FBO texture format.
0028642: BRepOffsetAPI_ThruSections/BRepFill_Generator are modifying the input shape sections
1) BRepFill_Generator and BRepOffsetAPI_ThruSections now support 'non-destructive' mode for the input shapes (sections wires). The shape history of this algorithms also has been modified.
2) New test grids (based on the previous ones) have been added. These new cases use locked shapes as input arguments
3) The option '-safe' has been added to 'thrusections' command
emv [Tue, 11 Jan 2022 15:10:23 +0000 (18:10 +0300)]
0032333: Modeling Algorithms - Empty(wrong) result of offset operation in mode "Complete" join type "Intersection"
Add more faces for intersection in rebuilding process basing on the connection of the splits of offset faces (special treatment for the artificially invalid faces).
When rebuilding faces add vertices common for faces for trimming the new intersection edges.
vro [Wed, 29 Dec 2021 08:00:06 +0000 (11:00 +0300)]
0032757: Application Framework, scaling transformation - loading of an OCAF XML document fails
A flag not to raise an exception is used on reading of an OCAF document. If such a shape with scaling transformation is stored in the document, it should be read.
Modified files:
XmlMNaming\XmlMNaming_NamedShapeDriver.cxx: not checking of the type of transformation for a read shape
emv [Thu, 28 Oct 2021 08:07:05 +0000 (11:07 +0300)]
0032644: Modeling Algorithms - Empty result of section operation
Use distance criteria additionally to parameter criteria when verifying the extrema solution to belong to the edge boundary.
Refactor the BRepExtrema_DistanceSS class to remove the excessive methods with mirrored parameters.
kgv [Fri, 17 Dec 2021 02:50:46 +0000 (05:50 +0300)]
0032738: Configuration, scripts - handle ABI list within iOS building script adm/scripts/ios_build.sh
Variables "toSimulator" and "anAbi" within "ios_custom.sh"
have been replaced by "anAbiList" which can be defined like "iPhoneOS|arm64 iPhoneSimulator|arm64".
Added "toPackFat" option packing multiple architectures into FAT archives.
ssafarov [Mon, 15 Nov 2021 15:15:33 +0000 (18:15 +0300)]
0026174: Data Exchange, IGES - Loss of color after the second write of file
A copy of myface is made, where further on the copy the geometry changes. We connect the face, wire, edge of the original shape with the one whose geometry was changed. This is done in order to get the original shape in the TransferWire() and TransferEdge() methods.
kgv [Wed, 8 Dec 2021 12:55:11 +0000 (15:55 +0300)]
0032725: Visualization - Graphic3d_Structure::SetDisplayPriority() should use public enumeration Graphic3d_DisplayPriority
Added new enumeration Graphic3d_DisplayPriority.
Graphic3d_Layer now defines a fixed-length array of priorities.
Properties Graphic3d_CStructure::Id, Priority, PreviousPriority have been wrapped into methods.
kgv [Tue, 7 Dec 2021 17:07:04 +0000 (20:07 +0300)]
0032723: Draw Harness, ViewerTest - sloppy animation in WebGL
Fixed emscripten_async_call() calls to use requestAnimationFrame() instead of setTimeout().
ViewerTest_EventManager::handleViewRedraw() - fixed queuing new onWasmRedrawView()
before previous one has been processed (leading to multiplying of pending redraws executed at the same time).
RWGltf_TriangulationReader::readDracoBuffer - suppressed CLang compilation warnings.
kgv [Sat, 4 Dec 2021 12:19:47 +0000 (15:19 +0300)]
0032713: Visualization, OpenGl_GlFunctions - unify OpenGL and OpenGL ES function lists
Including system OpenGL headers has been moved from OpenGl_GlFunctions.hxx to OpenGl_GlNative.hxx.
Added OpenGl_GlTypes.hxx providing basic OpenGL 1.1 types.
Wrappers of system OpenGL 1.1 / OpenGL ES 2.0 functions have been moved to OpenGl_GlFunctions.cxx.
Avoided usage of global OpenGL functions in OpenGl package outside of OpenGl_GlFunctions.cxx.
Draw Harness Guide now refers to ViewerTest commands description
via @snippet pointing to C++ source code instead of duplicating it.
"help" command now tries to beautify output of command's description.
kgv [Wed, 1 Dec 2021 08:58:39 +0000 (11:58 +0300)]
0032704: Visualization, Prs3d_Drawer - do not implicitly create aspects within getters
Prs3d_Drawer getters now return NULL instead of implicitly creating "default" aspects.
Added missing initialization of default properties in AIS_InteractiveContext.
AIS_InteractiveContext::setContextToObject() - added missing propagation of Context to child presentations.
kgv [Thu, 2 Dec 2021 12:51:11 +0000 (15:51 +0300)]
0032352: Coding Rules - clean up code from compatibility hacks with pre-C++11 compilers
Removed usage of std::auto_ptr.
opencascade::std workarounds for VS2008 have been dropped, when possible.
OCCT_NO_RVALUE_REFERENCE workaround for VS2008 has been removed.
nbv [Mon, 12 Nov 2018 14:00:06 +0000 (17:00 +0300)]
0030365: Modeling Algorithms - Create tool to compute deviation between any 2D-curve and some its segment
Adds two new overloaded 'ComputeDeviation()' function (approx & exact) to GeomLib_Tool class to calculates the parameter in the curve where the maximum deviation is obtained between the curve and the line segment connecting its points with the specified parameters
Adds new '2ddeviation' DRAW command for 'ComputeDeviation()' functional testing
kgv [Tue, 23 Nov 2021 21:08:21 +0000 (00:08 +0300)]
0032686: Visualization, Wasm_Window - filter out unexpected pressed buttons state within mouse move / up events
Wasm_Window::ProcessMouseEvent() now ignores not previously pressed mouse buttons within mouse move / up events.
Fixed -Wshorten-64-to-32 compiler warning within cpulimit command on 32-bit Linux.
msv [Mon, 22 Nov 2021 00:28:24 +0000 (03:28 +0300)]
0032679: Data Exchange - STEP writer loses assembly instance name
In STEPCAFControl_Writer::WriteNames, write the names of components
even if the name of the assembly is absent.
In STEPControl_ActorWrite::TransferSubShape, move assembly structure
information to the beginning of the list of results, so that CDSR
information of this assembly became preceding CDSR of any sub shapes.