msv [Mon, 13 May 2019 13:19:35 +0000 (16:19 +0300)]
0030679: Attached model hangs most of OCCT common functionality
Evaluator of offset surface has been protected against evaluation at infinite parameters. Now it throws exception when evaluating such data.
The methods IsUClosed and IsVClosed of the class ShapeAnalysis_Surface have been corrected to avoid evaluation of the surface at infinite parameters (fighting with regressions "parasolid doc_3 E3" and "parasolid doc_2 A3" in products).
asl [Thu, 16 May 2019 08:23:21 +0000 (11:23 +0300)]
0030561: Visualization, PrsMgr_PresentableObject - Keep the current transformation for child in AddChild()
New methods AddChildWithCurrentTransformation(), RemoveChildWithRestoreTransformation() are implemented to keep the current global transformation of the object (child).
In DRAW a new command vchild is provided for testing low-level connections between presentations.
msv [Wed, 15 May 2019 09:10:36 +0000 (12:10 +0300)]
0030712: Application Framework - Protect binary TriangulationDriver against empty triangulation in the file
The matter is that when the binary OCAF file contained a triangulation with 0 nodes and 0 triangles the method Paste would cause construction error of Poly_Triangulation.
This patch protects this method against exception.
vstate - added NULL checks.
vdisplay now prints error on attempt to specify unsupported display mode.
verase, vremove now raise Tcl exception on attempt to hide non-existing object.
verase, vremove, vdir now accept name masks like "verase b*".
vremove and vdir output is now consistent to verase command (space-separated list of removed objects).
Added generalized move constructor and assignment operator to initialize TopoDS_Shape by object of this or derived type.
Added move constructor and assignment operator for TopLoc_SListOfItemLocation.
Macro OCCT_NO_RVALUE_REFERENCE is used in Standard_Handle.hxx instead of direct check of compiler version.
The capabilities of the class BRepOffsetAPI_MakeEvolved have been extended with involving alternate algorithm of resolving the loops in the piped shape. The new option theIsVolume is added for that in the constructor.
New class BRepFill_AdvancedEvolved has been created in order to provide new OCCT-algorithm combining BRepFill_PipeShell and BOPAlgo_MakerVolume.
A change in BOPAlgo_PaveFiller.cxx has been made in order to solve a specific problem of Boolean operation.
The interface of DRAW-command "evolved" has been updated to add the new option. DRAW-command "evolvedsolid" has been deleted. Now it is replaced with DRAW-command "evolved" with the option "-solid".
0030675: Visualization - remove redundant proxy classes in hierarchy of PrsMgr_Presentation
Removed redundant proxy class Prs3d_Presentation - Graphic3d_Structure now should be used directly.
Removed auxiliary class PrsMgr_ModedPresentation holding Structure and Display Mode index (field has been moved to Structure itself),
so that PrsMgr_Presentations (AIS_InteractiveObject::Presentations()) now holds Structures directly.
PrsMgr_Prs proxy class has been removed, and PrsMgr_Presentation now inherits Graphic3d_Structure.
Graphic3d_Structure, maps declarations have been corrected to use class instead of void*, which allowed to avoid redundant casts.
Several methods have been also modified to avoid creating Handle from this pointer.
AIS package headers have been cleaned up from forward declaration of Prs3d_Presentation class.
Fixed dereference of destroyed presentations within connected and HLR computed objects:
- AIS_InteractiveContext::Disconnect() now erases connected presentation.
- Graphic3d_CView::Clear() now removes destructed structures from Computed list.
- fix inaccessibility of PrsMgr_Presentation methods
0030682: Configuration, qmake - all warnings are suppressed on macOS target
Fixed inconsistency of compiler flags with genproj.
warn_on+QMAKE_CXXFLAGS_WARN_ON is now used instead of warn_off+QMAKE_CXXFLAGS.
Added No_Exception to DEFINES.
0030674: Visualization, AIS_InteractiveObject - fix accessibility of several properties
AIS_InteractiveObject/SelectMgr_SelectableObject/PrsMgr_PresentableObject
- added missing getters;
- removed redundant private sections;
- improved documentation;
- AIS_InteractiveObject::Compute() marked as pure interface;
- methods within this hierarchy have been moved to the base class, when reasonable.
Removed redundant typedefs to pointers (PrsMgr_PresentationPointer, PrsMgr_PresentableObjectPointer).
0030652: Configuration, genproj - reuse PRODUCTS_PATH within generated custom.bat
genconfdeps.tcl now puts %PRODUCTS_PATH%/$PRODUCTS_PATH into generated custom.bat/custom.sh scripts.
Added missing CSF_winmm definition to OccToolkit.pri
Method Segment() of B-spline curve and surface has been extended by parameter theTolerance (theUTolerance and theVTolerance for surface), which defines the proximity between knots of a NURBS and boundaries of cutting segment. The default value of the tolerance is Precision::PConfusion().
Test cases have been added to check segmenting of B-spline surface and curves both 2D and 3D.
ifv [Fri, 29 Mar 2019 12:20:27 +0000 (15:20 +0300)]
0030621: Implementation of building U-periodical surfaces.
draw_test_harness.md - description of new options in Draw commands
AppDef_BSplineCompute.hxx, BRepApprox_TheComputeLineOfApprox.hxx, GeomInt_TheComputeLineOfWLApprox.hxx, Approx_BSplComputeLine.gxx - implementation of method SetPeriodic(...) and implementation periodic boundary conditions for multiline in order to get periodic multicurve.
GeomAPI_PointsToBSplineSurface.hxx, GeomAPI_PointsToBSplineSurface.cxx - adding new parameter for methods Init(...) and Interpolate(...), implementation of building periodic tangents for first and last AppDef_MultiPointConstraint of multiline for U direction of surface.
GeometryTest_APICommands.cxx - implementation of new functionality in Draw command surfapp and surfint
GeomFill_NSections.cxx
Fixing problem with bugs modalg_3 bug606_2
A new command vbackground is created. Old background commands are made aliases for the newly created command (including vsetdefaultbg).
Tests are modified using newly added command vbackground.
vro [Fri, 19 Apr 2019 06:17:57 +0000 (09:17 +0300)]
0030663: Visualization - synthesize italic style for a font having no italic style
Font_FTFont now defines shear transformation to synthesize italic style for fonts having no such style.
Font_FontMgr::FindFont() and command "vfont -find" have been extended with -strict option
to check whether the given font is actually registered or not.
Font_FTFont::Init() - added constructor from memory buffer.
Second Font_FTFont::Init() override has been renamed to Font_FTFont::FindAndInit()
to avoid ambiguity between two similar methods taking full font path and font name as string.
ifv [Thu, 10 Jan 2019 10:07:01 +0000 (13:07 +0300)]
0030435: Improving performance of Approx_ComputeCLine
1. Approx_ComputeCLine.gxx, Approx_FitAndDivide.hxx, Approx_FitAndDivide2d.hxx, BRepFill_ComputeCLine.hxx
It is base modification, which allows improve performance of approximation with help of Approx_ComputeCLine. The main idea of improvement is using degree selection by inverse order - from maxdegree to mindegree. If tolerance for maxdegree is not reached, there is no sense to make approximation for current number of knots with lower degree, it is necessary to cut parametric interval.
2. ProjLib_ComputeApprox, ProjLib_ComputeApproxOnPolarSurface, ProjLib_ComputeApproxOnPolarSurface, ProjLib_ProjectOnPlane
It is additional modification of methods using Approx_ComputeCLine.
Mainly, modifications concern to more optimal choosing parameters for approximation algorithm.
3. BRepCheck_Face
Small improvement of method Intersect(...), which intersects two wires on face.
4. BRepTopAdaptor_FClass2d
Impovement of treatment infinitely narrow faces.
5. ChFi3d/ChFi3d_Builder_6.cxx
Small improvement, which forbids extension of singular boundary of surface.
It was TODO problem in tests/bugs/modalg_7/bug27711_3
6. IntTools_EdgeEdge.cxx
Improvement of performance for cases of searching common parts between line and analytical curve
7. GeomliteTest_CurveCommands.cxx
Adding Draw command fitcurve. This command is analog of approxcurve, but uses Approx_FitAndDivide algorithm.
Mainly to have direct draw command for testing Approx_ComputeCLine.
8. Extrema_ExtElC.cxx
Treatment of case "infinite solutions" for extrema line-ellipse
9. Modification of some tests according to new behavior of algorithm.
10. tests/perf/moddata/bug30435
Test for new improved algorithm.
11. Implementation QAcommand OCC30435 in QABugs_20.cxx used in test bug30435
tiv [Thu, 28 Mar 2019 09:42:41 +0000 (12:42 +0300)]
0030550: Coding - Integer overflow in Standard_CString HashCodes 0030551: Foundation Classes - Integer overflow in NCollection_CellFilter HashCode
Signed integers are not used in hash code functions now to prevent undefined behavior on left shift operations with signed integers.
A possibility of negative values of hash codes is eliminated.
INT_MAX → IntegerLast() in hash code functions.
All found hash code functions behaves uniformly now: they return a value in the range [1, theUpperBound]. Relevant comments are added to such functions.
0030647: Geom2dGcc_Circ2d2TanRad not giving all the solutions
Method for calculation of correct number of sampling points is added for
Adaptor2d_OffsetCurve.
Now number of sampling points correspond with similar method for
Geom2dAdaptor_Curve for curve type GeomAbs_OffsetCurve
Test case added
0030623: Draw Harness - support hex color codes within ViewerTest::ParseColor()
ViewerTest::ParseColor() function is improved to be able to parse the following set of input arguments:
- "Red Green Blue [Alpha]", where Red, Green, Blue, Alpha must be integers within the range [0, 255] or reals within the range [0.0, 1.0]. Note that "0 0 1" triple is parsed as "0.0 0.0 1.0" and will be interpreted as a blue color.
- "ColorName [Alpha]", where ColorName is one of WHITE, BLACK, RED, GREEN, BLUE, etc. (look at Quantity_NameOfColor enumeration for all possible variants). Alpha may be integer or real, as described at the previous list item.
- #HHH, [#]HHH[H], [#]HHHHHH[HH], where H is a hexadecimal digit (0 .. 9, a .. f, or A .. F). There are a short hexadecimal RGB, RGBA formats, and a usual RGB[A], respectively.
Constructor of GeomFill_SectionPlacement has been corrected: add correction of boundaries of curve to avoid mistake of LocateU in the case when the curve is BSpline.
kgv [Wed, 27 Mar 2019 21:57:17 +0000 (00:57 +0300)]
0030612: Visualization - provide texture map with video as image source
Introduced package Media wrapping FFmpeg structures.
Media_PlayerContext class manages video decoding into Media_IFrameQueue interface.
Graphic3d_MediaTextureSet implements Media_IFrameQueue interface and can be used as texture source.
AIS_MediaPlayer implements simple AIS object displaying video.
kgv [Thu, 28 Mar 2019 21:14:36 +0000 (00:14 +0300)]
0030618: Modeling Algorithms, BOPTools_Parallel - avoid using map for thread-local contexts without TBB
OSD_Parallel::ToUseOcctThreads() - new flag allowing to use OCCT threads implementation even when compiled with TBB (for testing).
Added new command dparallel for managing default Thread Pool.
OSD_Parallel::For() now avoid creation of universal iterator in simplest case.
BOPTools_Parallel - eliminated redundant typedefs/explicit instantiations of templates.
Added functor using array of per-thread context instead of a map.
iko [Tue, 2 Apr 2019 10:58:32 +0000 (13:58 +0300)]
0030626: Visualization - manipulator crashes when is attached with scaling mode disabled
AIS_Manipulator crashes on SetPart method when 2 inputs (AIS_ManipulatorMode, Standard_Boolean) has been fixed up.
Test case for this bug has been added.
Added protections to avoid exceptions for null objects.
For reading entity StepShape_ToleranceValue was added reading lower and upper bounds represented by entities "StepRepr_ReprItemAndMeasureWithUnit" or "StepRepr_MeasureRepresentationItem"
Aspect_Window::InvalidateContent() - added new virtual method for invalidating window content using platform-specific API.
TKDraw, tkLoop() on Window platform has been changed so that to prevent
continuous input window events blocking terminal input
(e.g. in case if processing events is not fast enough or
if another continuously sends new events).
TKViewerTest, on X11 platform has been fixed a message processing
so that to avoid messages being not processed.
Added aggregation of Exposer and ConfigureNotify events.
Fixed aggregation MotionNotify events.
emv [Tue, 26 Feb 2019 11:06:30 +0000 (14:06 +0300)]
0030522: Modeling Algorithms - BRepBuilderAPI_MakeWire produces different wires depending on the order of parameters
The following improvements have been implemented in BRepLib_MakeWire class to make it more reliable:
1. Quit adding edges of a wire into result if the current edges have not been added. Return NotDone status.
2. Allow merging not only bounding vertices (connected to only one edge) but also the middle ones, so the multi-connected vertices may appear in the result.
kgv [Fri, 15 Mar 2019 15:06:04 +0000 (18:06 +0300)]
0030582: Coding - avoid defining references to properties of NULL objects
Approx_SweepApproximation::Perform() now creates empty arrays.
GeomAdaptor_SurfaceOfRevolution::UTrim() - fixed No_Exception misuse.
StdPrs_ShadedShape - fixed defining an invalid reference to Poly_Triangulation::UVNodes().
BSplCLib::MovePoint() and BSplCLib::MovePointAndTangent() now take optional
weights parameter as pointer consistent to other methods like BSplCLib::BuildEval().
Approx_ComputeCLine.gxx - criterium to stop interval cutting is increased.
ProjLib_ProjectedCurve.cxx - fix regression for bugs modalg_5 bug25886
Other tests are modified according to current state of algorithm
kgv [Sat, 16 Mar 2019 13:08:27 +0000 (16:08 +0300)]
0023838: Modeling Data - Standard_OutOfRange in Geom_OffsetSurface::LocalDN (called by BRepFill_PipeShell)
Fixed incorrect array allocation within GeomEvaluator_OffsetSurface::CalculateDN()
and protection against assigning out-of-range values in case of non-square
number of U and V derivatives on surface.
kgv [Sat, 16 Mar 2019 15:55:36 +0000 (18:55 +0300)]
0030588: Coding - avoid calling operator->() on NULL Handle
Use .get() method instead of operator->() where result can be NULL.
STEPCAFControl_Reader::ReadLayers(), XCAFDoc_ColorTool,
XCAFDoc_LayerTool::SetVisibility() - fixed static functions syntax.
math_Vector, math_IntegerVector - math_SingleTab has been replaced by NCollection_LocalArray+NCollection_Array1.
Added accessors returning const value.
abv [Mon, 11 Mar 2019 18:28:52 +0000 (21:28 +0300)]
0030544: Data Exchange - IGES import fails on specific file
Method IGESToBRep_BRepEntity::TransferEdge() is fixed to record result even if it is wire rather than edge.
This allows translation of EdgeLoop entities referring to CompositeCurve items in EdgeList entities.
Curves that fail to translate are recorded in result as Null shapes (rather than skipping them) to keep indexation of curves in EdgeList valid for remaining ones.
Method IGESToBRep_BRepEntity::TransferLoop() is improved to skip failed edges thus avoiding exception and allowing translation to complete for transferable entities.
Warning messages are corrected to be more meaningful.
Added test bugs iges bug30544
kgv [Sat, 16 Mar 2019 10:22:47 +0000 (13:22 +0300)]
0030584: Modeling Algorithms, BRepFill_OffsetWire - access violation on Face having no boundaries
Added missing NULL and empty result checks.
Updated test cases using offset_wire_092.brep shape containing all Edges
with TopAbs_INTERNAL orientation (hense no boundary to make offset).
kgv [Sat, 16 Mar 2019 06:33:37 +0000 (09:33 +0300)]
0030581: Modeling Data - Standard_OutOfRange within Geom_BSplineSurface::LocateV()
Geom2d_BSplineCurve::LocateU(),Geom_BSplineCurve::LocateU, Law_BSpline::LocateU()
Geom_BSplineSurface::LocateU() and Geom_BSplineSurface::LocateV()
have been corrected with missing range checks.
BSplCLib::Hunt() documentation has been corrected to reflect its actual implementation.
kgv [Sat, 16 Mar 2019 13:47:33 +0000 (16:47 +0300)]
0030571: Visualization, TKOpenGl - mapped texture is ignored while drawing points
OpenGl_AspectsTextureSet now appends Sprite texture to the end of texture set.
OpenGl_Context::init() - fixed usage of GL_MAX_COMBINED_TEXTURE_IMAGE_UNITS on too old GL context.
Default sampler names occSampler0, occActiveSampler and occSamplerBaseColor
are now excluded from header with common declarations for build-in GLSL programs.
OpenGl_ShaderObject::LoadAndCompile() and OpenGl_ShaderProgram::Link()
now includes program Id within error log.
OpenGl_ShaderManager now supports mapping texture onto point primitive within built-in programs
(texture transformation is ignored).
kgv [Thu, 14 Mar 2019 21:12:12 +0000 (00:12 +0300)]
0030575: Tests - v3d/materials unstable image screenshots of alpha-blending on GeForce with MSAA
testdiff now looks for "IMAGE_COLOR_TOLERANCE: Tol" statements in log
to execute diffimage with -toleranceOfColor Tol parameter.
Image difference is first performed with 0 tolerance and then optionally with non-zero tolerance,
so that the log always includes information that some images are different,
but with two different messages:
- "IMAGE differs" for images failed comparison;
- "IMAGE is similar" for images passed comparison only with non-zero tolerance.
v3d/materials - disabled MSAA and removed duplicate.
demo/samples/materials - compare screenshots with 0.8% color tolerance (2/255).
jgv [Thu, 14 Mar 2019 09:38:09 +0000 (12:38 +0300)]
0030560: Modeling Algorithms - Improvement of the method BRepTools::DetectClosedness
1. Rewrite the method BRepTools::DetectClosedness.
2. Correct the method BRepOffset_Tool::EnLargeFace to process properly non-periodic but closed faces.
mnv [Thu, 7 Mar 2019 17:45:58 +0000 (20:45 +0300)]
0030124: Visualization, AIS_InteractiveObject - clean up confusing Presentation invalidation logic
Removed excess mechanism for invalidating presentations AIS_InteractiveObject::myRecomputeEveryPrs.
PrsMgr_PresentableObject::Update() has been deprecated and replaced by PrsMgr_PresentableObject::UpdatePresentations()
recomputing only explicitly invalidated presentations.
Graphic3d_AspectFillArea3d, Graphic3d_AspectLine3d, Graphic3d_AspectMarker3d
and Graphic3d_AspectText3d have been merged into new class Graphic3d_Aspects.
The old classes are preserved as dummy sub-classes of Graphic3d_Aspects
preserving different per-aspect defaults.
Methods IsGroupPrimitivesAspectSet(), GroupPrimitivesAspect(), FillAreaAspect(),
LineAspect() and MarkerAspect() have been removed from Graphic3d_Group.
Instead, a new method Graphic3d_Group::ReplaceAspects() has been introduced
for replacing existing group aspects.
AIS_Shape now uses new method AIS_InteractiveObject::replaceAspects()
for updating computed groups with new aspects without presentation recomputation
in places where SynchronizeAspects() is not applicable.
OpenGl_AspectFace, OpenGl_AspectLine, OpenGl_AspectMarker
and OpenGl_AspectText have been merged into new class OpenGl_Aspects.
emv [Tue, 5 Feb 2019 11:58:41 +0000 (14:58 +0300)]
0030470: Modeling Algorithms - Invalid result of offset operation in mode "Complete" with join type "Intersection"
The fix is intended to obtain the correct result of offset operation in which the result contained only the small inverse part of the shape, which clearly should not have been included in the result at all.
The fix adds treatment of the inverted edges while removing the inside faces (collapsed ones) - RemoveInsideFaces method:
- Removing the invalid hanging blocks containing the inverted edges.
- Considering the face containing the inverted edges as the invalid one.
Benjamin Bihler [Wed, 6 Mar 2019 12:02:29 +0000 (15:02 +0300)]
0030523: Visualization - Highlighting does not work anymore
Added hints about ZLayer consideration and changing highlight colors to documentation
of AIS_InteractiveContext::SetHighlightStyle() method.
AIS_InteractiveContext::MoveTo() now checks if highlighting style does not use immediate layer
and performs full Redraw() instead of RedrawImmediate().
Improved parsing of ZLayer names within vdisplay, vzlayer and vselprops commands.
vreadpixel now reports syntax errors on wrong input.
kgv [Thu, 28 Feb 2019 22:26:20 +0000 (01:26 +0300)]
0030182: Visualization, Image_AlienPixMap - support reading encoded image from memory buffer
Added two new Image_AlienPixMap::Load() methods, taking std::istream
and memory buffer (pointer, length) arguments.
This allows reading image from application memory or from file with non-zero offset.
Added Image_AlienPixMap::IsTopDownDefault() static property allowing to query rows order used by linked image library,
so that application might generate UV texture coordinates accordingly.
Added missing Release() to IWICImagingFactory instance.
asl [Wed, 27 Feb 2019 22:36:32 +0000 (01:36 +0300)]
0024437: Visualization - silhouette edges based on OpenGL
Added new flag Graphic3d_AspectFillArea3d::ToDrawSilhouette() activating silhouette (outline) rendering.
The new feature can simulate fake HLR look-n-feel,
when combined with Aspect_IS_HIDDENLINE interior style (filling object with background color),
face boundary edges (with most continuity flag set to c2 or lower).
Silhouette GLSL program is very simple - it displaces model alongside vertex normal,
so that it is applicable only to smooth surfaces and closed volumes,
and produces visual artifacts at sharp corners, especially when face boundary is disabled.
OpenGl_SetOfShaderPrograms has been modified so that to reduce
dimensions of the grid of static size based on amount of program combinations.
OpenGl_PrimitiveArray no more allocates VBO resources if primitive array
is marked to be not drawn via interior style / line type / marker type.
nds [Thu, 28 Feb 2019 06:55:53 +0000 (09:55 +0300)]
0030497: [REGRESSION] Mesh - wrong Poly_Polygon3D within local selection of located shape
The previous code has a condition to avoid processing the same faces if the face has a location.
The similar condition should be applied during the edges processing.
If not doing this, in the previous implementation, IMeshData_Edge instances are created for all edges(even located), but edges of faces located are not filled with curves.
As a result we had wrong local selection of edges.
Limit addition of edges to data model by ones with unique TShape and location using edges map already available in BRepMesh_ShapeVisitor.
asl [Wed, 27 Feb 2019 16:39:08 +0000 (19:39 +0300)]
0029787: Visualization - Avoid in presentation edges of certain continuity class
A new flag Prs3d_Drawer::FaceBoundaryUpperContinuity() has been introduced
handled by StdPrs_ShadedShape::FillFaceBoundaries() method to exclude edges
of higher continuity class (e.g. to skip seam edges).
Draw Harness command vshowfaceboundary has been replaced by vaspects:
> vaspects -setFaceBoundaryDraw 1 -setFaceBoundaryColor RED -setFaceBoundaryType DASH.
Benjamin Bihler [Mon, 25 Feb 2019 09:52:01 +0000 (12:52 +0300)]
0030448: Coding - add typo detection to derivation creation methods using Standard_NODISCARD attribute
Added macro Standard_NODISCARD equivalent to C++17 attribute [[nodiscard]] for compilers that support this.
Using Standard_NODISCARD macro for methods that create new object in gp, math, Geom, Bnd packages.
Marked equivalent operators with Standard_NODISCARD, if they are defined close to relevant methods.
Corrected code where warnings on unused result of calls to methods creating new objects are generated.
In most cases it looks like spelling errors (e.g. Normalised() instead of Normalise())
kgv [Tue, 12 Feb 2019 09:22:26 +0000 (12:22 +0300)]
0030493: Draw, ViewerTest - minor improvement of vdisplay command
vdisplay no longer opens BREP file in case if Draw variable is not found.
Draw::Get() unused Complain argument has been removed from method definition.
Added Draw::GetExisting() and DBRep::GetExisting() commands never performing picking.
asl [Tue, 26 Feb 2019 10:56:03 +0000 (13:56 +0300)]
0029810: Visualization - Tool for debugging shaders
A new tool for debugging shaders has been introduced.
The new method OpenGl_ShaderProgram::UpdateDebugDump() allows dynamically
dumping/restoring certain shader program (vertex and fragment shaders) to/from external file.
The file name is generated from the program's name with suffix ".vs" or ".fs" for shader type.
The environment variable CSF_ShadersDirectoryDump specifies the folder for dumps.
If the file does not exist (first frame), then it is automatically saved.
When the file date/time is changed in comparison with recent cached date,
then the file will be automatically loaded from external file,
thus this file can be modified in any editor.
OpenGl_ShaderManager now generates a human-readable resource ids for standard GLSL programs.
Draw Harness command vshader has been extended with arguments -list,-dump and -reload
for debugging shaders within OpenGl_Context.
mnv [Wed, 1 Aug 2018 15:09:37 +0000 (18:09 +0300)]
0029076: Visualization - implement element shrinking Shader
Aspect_IS_HOLLOW now an alias to Aspect_IS_EMPTY and Aspect_IS_HIDDENLINE does not implicitly enables mesh edges,
so that Graphic3d_AspectFillArea3d::SetDrawEdges() should be set independently.
OpenGl_ShaderManager now provides built-in GLSL programs for drawing mesh edges
in single pass (and on OpenGL ES which does not provide glPolygonMode()).
Graphic3d_RenderingParams::ToEnableAlphaToCoverage is now enabled by default
and properly handled at TKOpenGl level - enables coverage for Graphic3d_AlphaMode_Mask primitives.
OpenGl_PrimitiveArray now uses GLSL programs instead of glPolygonMode() by default,
which can be managed by OpenGl_Caps::usePolygonMode flag (desktop OpenGL only).
glPolygonMode() is also used as fallback regardless OpenGl_Caps::usePolygonMode flag
when GLSL programs are not supported (Geometry Shaders are required)
or stipple line style is required (not implemented within Face GLSL).
vaspects command has been extended by -setInterior -setDrawEdges -setEdgeColor -setEdgeType -setEdgeWidth
arguments replacing vsetinteriorstyle/vsetedgetype/vunsetedgetype commands.
vaspects now accepts arguments without "set" prefix.
ViewerTest::ParseColor() now parses RGBA color.
Redundant command BUC60738 has been removed.
AIS_ColorScale - fixed usage of uninitialized FillArea aspects.
OpenGl_View::runPathtrace() has been extended with alternative multi-pass
Adaptive Screen Sampling mode, not relying on atomic floating point operations.
Although atomic operations on floats allows single-pass rendering,
such operations leads to instability in case of different calculation order.
Atomic float operations are also currently supported only by single GPU vendor.
Fixed GLSL compilation on Intel drivers (follow ARB_shader_image_load_store
specs rather than EXT_shader_image_load_store).
Graphic3d_RenderingParams::AdaptiveScreenSamplingAtomic option has been added
to activate 1-pass Adaptive Screen Sampling mode when supported by hardware.
vfps command has been extended with -duration argument allowing to limit command execution time.
vactivate command has been extended with -noUpdate argument.
projects / occt.git / log