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0028107: Visualization - provide a flexible interface to set custom hatch styles
- class Graphic3d_HatchStyle is added to provide a possibility to set up custom and predefined hatching; - added the ability to set custom hatch patterns through bitmaps; - test case for issue #28107
This commit is contained in:
vpa
apn
@@ -59,6 +59,8 @@ Graphic3d_Group.cxx
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Graphic3d_Group.hxx
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Graphic3d_GroupAspect.hxx
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Graphic3d_GroupDefinitionError.hxx
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Graphic3d_HatchStyle.hxx
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Graphic3d_HatchStyle.cxx
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Graphic3d_HighlightStyle.hxx
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Graphic3d_HighlightStyle.cxx
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Graphic3d_HorizontalTextAlignment.hxx
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@@ -28,7 +28,7 @@ Graphic3d_AspectFillArea3d::Graphic3d_AspectFillArea3d()
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myInteriorStyle (Aspect_IS_EMPTY),
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myEdgeType (Aspect_TOL_SOLID),
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myEdgeWidth (1.0f),
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myHatchStyle (Aspect_HS_VERTICAL),
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myHatchStyle (Handle(Graphic3d_HatchStyle)()),
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myToDistinguishMaterials (false),
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myToDrawEdges (false),
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myToSuppressBackFaces (true),
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@@ -56,7 +56,7 @@ Graphic3d_AspectFillArea3d::Graphic3d_AspectFillArea3d (const Aspect_InteriorSty
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myInteriorStyle (theInteriorStyle),
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myEdgeType (theEdgeLineType),
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myEdgeWidth ((float )theEdgeLineWidth),
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myHatchStyle (Aspect_HS_VERTICAL),
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myHatchStyle (Handle(Graphic3d_HatchStyle)()),
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myToDistinguishMaterials (false),
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myToDrawEdges (false),
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myToSuppressBackFaces (true),
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@@ -21,7 +21,7 @@
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#include <Aspect_PolygonOffsetMode.hxx>
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#include <Aspect_InteriorStyle.hxx>
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#include <Aspect_TypeOfLine.hxx>
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#include <Aspect_HatchStyle.hxx>
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#include <Graphic3d_HatchStyle.hxx>
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#include <Graphic3d_MaterialAspect.hxx>
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#include <Graphic3d_PolygonOffset.hxx>
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#include <Graphic3d_ShaderProgram.hxx>
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@@ -247,10 +247,23 @@ public:
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public:
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//! Returns the hatch type used when InteriorStyle is IS_HATCH
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Aspect_HatchStyle HatchStyle() const { return myHatchStyle; }
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const Handle(Graphic3d_HatchStyle)& HatchStyle() const { return myHatchStyle; }
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//! Modifies the hatch type used when InteriorStyle is IS_HATCH
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void SetHatchStyle (const Aspect_HatchStyle theStyle) { myHatchStyle = theStyle; }
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void SetHatchStyle (const Handle(Graphic3d_HatchStyle)& theStyle) { myHatchStyle = theStyle; }
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//! Modifies the hatch type used when InteriorStyle is IS_HATCH
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//! @warning This method always creates a new handle for a given hatch style
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void SetHatchStyle (const Aspect_HatchStyle theStyle)
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{
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if (theStyle == Aspect_HS_SOLID)
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{
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myHatchStyle.Nullify();
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return;
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}
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myHatchStyle = new Graphic3d_HatchStyle (theStyle);
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}
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//! Returns the current values.
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Standard_DEPRECATED("Deprecated method Values() should be replaced by individual property getters")
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@@ -291,13 +304,13 @@ protected:
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Graphic3d_MaterialAspect myFrontMaterial;
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Graphic3d_MaterialAspect myBackMaterial;
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Quantity_ColorRGBA myInteriorColor;
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Quantity_ColorRGBA myBackInteriorColor;
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Quantity_ColorRGBA myEdgeColor;
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Aspect_InteriorStyle myInteriorStyle;
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Aspect_TypeOfLine myEdgeType;
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Standard_ShortReal myEdgeWidth;
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Aspect_HatchStyle myHatchStyle;
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Quantity_ColorRGBA myInteriorColor;
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Quantity_ColorRGBA myBackInteriorColor;
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Quantity_ColorRGBA myEdgeColor;
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Aspect_InteriorStyle myInteriorStyle;
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Aspect_TypeOfLine myEdgeType;
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Standard_ShortReal myEdgeWidth;
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Handle(Graphic3d_HatchStyle) myHatchStyle;
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Graphic3d_PolygonOffset myPolygonOffset;
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bool myToDistinguishMaterials;
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@@ -200,6 +200,16 @@ void Graphic3d_ClipPlane::SetCappingHatch (const Aspect_HatchStyle theStyle)
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++myAspectMod;
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}
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// =======================================================================
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// function : SetCappingCustomHatch
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// purpose :
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// =======================================================================
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void Graphic3d_ClipPlane::SetCappingCustomHatch (const Handle(Graphic3d_HatchStyle)& theStyle)
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{
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myAspect->SetHatchStyle (theStyle);
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++myAspectMod;
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}
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// =======================================================================
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// function : SetCappingHatchOn
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// purpose :
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@@ -144,7 +144,14 @@ public: // @name user-defined graphical attributes
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Standard_EXPORT void SetCappingHatch (const Aspect_HatchStyle theStyle);
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//! @return hatching style.
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Aspect_HatchStyle CappingHatch() const { return myAspect->HatchStyle(); }
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Aspect_HatchStyle CappingHatch() const { return (Aspect_HatchStyle)myAspect->HatchStyle()->HatchType(); }
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//! Set custom hatch style (stipple) and turn hatching on.
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//! @param theStyle [in] the hatch pattern.
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Standard_EXPORT void SetCappingCustomHatch (const Handle(Graphic3d_HatchStyle)& theStyle);
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//! @return hatching style.
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const Handle(Graphic3d_HatchStyle)& CappingCustomHatch() const { return myAspect->HatchStyle(); }
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//! Turn on hatching.
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Standard_EXPORT void SetCappingHatchOn();
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518
src/Graphic3d/Graphic3d_HatchStyle.cxx
Normal file
518
src/Graphic3d/Graphic3d_HatchStyle.cxx
Normal file
@@ -0,0 +1,518 @@
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// Created on: 2016-11-14
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// Created by: Varvara POSKONINA
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// Copyright (c) 2016 OPEN CASCADE SAS
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//
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// This file is part of Open CASCADE Technology software library.
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//
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// This library is free software; you can redistribute it and/or modify it under
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// the terms of the GNU Lesser General Public License version 2.1 as published
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// by the Free Software Foundation, with special exception defined in the file
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// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
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// distribution for complete text of the license and disclaimer of any warranty.
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//
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// Alternatively, this file may be used under the terms of Open CASCADE
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// commercial license or contractual agreement.
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#include <Graphic3d_HatchStyle.hxx>
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#include <NCollection_AlignedAllocator.hxx>
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#include <Standard_Atomic.hxx>
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#include <Standard_ProgramError.hxx>
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IMPLEMENT_STANDARD_RTTIEXT (Graphic3d_HatchStyle, Standard_Transient)
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static const unsigned int myPredefinedPatterns[Aspect_HS_NB][32] =
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{
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// Aspect_HS_SOLID
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{
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0xFFFFFFFF,
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0xFFFFFFFF,
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0xFFFFFFFF,
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0xFFFFFFFF,
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0xFFFFFFFF,
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0xFFFFFFFF,
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0xFFFFFFFF,
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0xFFFFFFFF,
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0xFFFFFFFF,
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0xFFFFFFFF,
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0xFFFFFFFF,
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0xFFFFFFFF,
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0xFFFFFFFF,
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0xFFFFFFFF,
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0xFFFFFFFF,
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0xFFFFFFFF,
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0xFFFFFFFF,
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0xFFFFFFFF,
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0xFFFFFFFF,
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0xFFFFFFFF,
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0xFFFFFFFF,
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0xFFFFFFFF,
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0xFFFFFFFF,
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0xFFFFFFFF,
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0xFFFFFFFF,
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0xFFFFFFFF,
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0xFFFFFFFF,
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0xFFFFFFFF,
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0xFFFFFFFF,
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0xFFFFFFFF,
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0xFFFFFFFF,
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0xFFFFFFFF
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},
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// Aspect_HS_GRID_DIAGONAL
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{
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0xFFFFFFFF,
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0xBBBBBBBB,
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0xEEEEEEEE,
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0xBBBBBBBB,
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0xEEEEEEEE,
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0xBBBBBBBB,
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0xEEEEEEEE,
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0xBBBBBBBB,
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0xEEEEEEEE,
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0xBBBBBBBB,
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0xEEEEEEEE,
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0xBBBBBBBB,
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0xEEEEEEEE,
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0xBBBBBBBB,
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0xEEEEEEEE,
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0xBBBBBBBB,
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0xEEEEEEEE,
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0xBBBBBBBB,
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0xEEEEEEEE,
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0xBBBBBBBB,
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0xEEEEEEEE,
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0xBBBBBBBB,
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0xEEEEEEEE,
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0xBBBBBBBB,
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0xEEEEEEEE,
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0xBBBBBBBB,
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0xEEEEEEEE,
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0xBBBBBBBB,
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0xEEEEEEEE,
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0xBBBBBBBB,
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0xEEEEEEEE,
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0xBBBBBBBB
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},
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// Aspect_HS_GRID_DIAGONAL_WIDE
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{
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0x81818181,
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0x24242424,
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0x18181818,
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0x42424242,
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0x81818181,
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0x24242424,
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0x18181818,
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0x42424242,
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0x81818181,
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0x24242424,
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0x18181818,
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0x42424242,
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0x81818181,
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0x24242424,
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0x18181818,
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0x42424242,
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0x81818181,
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0x24242424,
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0x18181818,
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0x42424242,
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0x81818181,
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0x24242424,
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0x18181818,
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0x42424242,
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0x81818181,
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0x24242424,
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0x18181818,
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0x42424242,
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0x81818181,
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0x24242424,
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0x18181818,
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0x42424242
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},
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// Aspect_HS_GRID
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{
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0xFFFFFFFF,
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0x88888888,
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0xFFFFFFFF,
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0x88888888,
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0xFFFFFFFF,
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0x88888888,
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0xFFFFFFFF,
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0x88888888,
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0xFFFFFFFF,
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0x88888888,
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0xFFFFFFFF,
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0x88888888,
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0xFFFFFFFF,
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0x88888888,
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0xFFFFFFFF,
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0x88888888,
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0xFFFFFFFF,
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0x88888888,
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0xFFFFFFFF,
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0x88888888,
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0xFFFFFFFF,
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0x88888888,
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0xFFFFFFFF,
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0x88888888,
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0xFFFFFFFF,
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0x88888888,
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0xFFFFFFFF,
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0x88888888,
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0xFFFFFFFF,
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0x88888888,
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0xFFFFFFFF,
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0x88888888
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},
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// Aspect_HS_GRID_WIDE
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{
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0xFFFFFFFF,
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0x80808080,
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0x80808080,
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0x80808080,
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0xFFFFFFFF,
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0x80808080,
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0x80808080,
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0x80808080,
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0xFFFFFFFF,
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0x80808080,
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0x80808080,
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0x80808080,
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0xFFFFFFFF,
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0x80808080,
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0x80808080,
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0x80808080,
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0xFFFFFFFF,
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0x80808080,
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0x80808080,
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0x80808080,
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0xFFFFFFFF,
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0x80808080,
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0x80808080,
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0x80808080,
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0xFFFFFFFF,
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0x80808080,
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0x80808080,
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0x80808080,
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0xFFFFFFFF,
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0x80808080,
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0x80808080,
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0x80808080
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},
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// Aspect_HS_DIAGONAL_45
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{
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0x88888888,
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0x22222222,
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0x88888888,
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0x22222222,
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0x88888888,
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0x22222222,
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0x88888888,
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0x22222222,
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0x88888888,
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0x22222222,
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0x88888888,
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0x22222222,
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0x88888888,
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0x22222222,
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0x88888888,
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0x22222222,
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0x88888888,
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0x22222222,
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0x88888888,
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0x22222222,
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0x88888888,
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0x22222222,
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0x88888888,
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0x22222222,
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0x88888888,
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0x22222222,
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0x88888888,
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0x22222222,
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0x88888888,
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0x22222222,
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0x88888888,
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0x22222222
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},
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// Aspect_HS_DIAGONAL_135
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{
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0x11111111,
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0x44444444,
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0x11111111,
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0x44444444,
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0x11111111,
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0x44444444,
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0x11111111,
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0x44444444,
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0x11111111,
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||||
0x44444444,
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0x11111111,
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0x44444444,
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0x11111111,
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0x44444444,
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0x11111111,
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0x44444444,
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0x11111111,
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||||
0x44444444,
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0x11111111,
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||||
0x44444444,
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0x11111111,
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||||
0x44444444,
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||||
0x11111111,
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0x44444444,
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0x11111111,
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0x44444444,
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||||
0x11111111,
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0x44444444,
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0x11111111,
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0x44444444,
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0x11111111,
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0x44444444
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},
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// Aspect_HS_HORIZONTAL
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{
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0xFFFFFFFF,
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0x00000000,
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0xFFFFFFFF,
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0x00000000,
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||||
0xFFFFFFFF,
|
||||
0x00000000,
|
||||
0xFFFFFFFF,
|
||||
0x00000000,
|
||||
0xFFFFFFFF,
|
||||
0x00000000,
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||||
0xFFFFFFFF,
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0x00000000,
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||||
0xFFFFFFFF,
|
||||
0x00000000,
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||||
0xFFFFFFFF,
|
||||
0x00000000,
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||||
0xFFFFFFFF,
|
||||
0x00000000,
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||||
0xFFFFFFFF,
|
||||
0x00000000,
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||||
0xFFFFFFFF,
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||||
0x00000000,
|
||||
0xFFFFFFFF,
|
||||
0x00000000,
|
||||
0xFFFFFFFF,
|
||||
0x00000000,
|
||||
0xFFFFFFFF,
|
||||
0x00000000,
|
||||
0xFFFFFFFF,
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0x00000000,
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0xFFFFFFFF,
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0x00000000
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},
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// Aspect_HS_VERTICAL
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{
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0x11111111,
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0x11111111,
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||||
0x11111111,
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||||
0x11111111,
|
||||
0x11111111,
|
||||
0x11111111,
|
||||
0x11111111,
|
||||
0x11111111,
|
||||
0x11111111,
|
||||
0x11111111,
|
||||
0x11111111,
|
||||
0x11111111,
|
||||
0x11111111,
|
||||
0x11111111,
|
||||
0x11111111,
|
||||
0x11111111,
|
||||
0x11111111,
|
||||
0x11111111,
|
||||
0x11111111,
|
||||
0x11111111,
|
||||
0x11111111,
|
||||
0x11111111,
|
||||
0x11111111,
|
||||
0x11111111,
|
||||
0x11111111,
|
||||
0x11111111,
|
||||
0x11111111,
|
||||
0x11111111,
|
||||
0x11111111,
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||||
0x11111111,
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||||
0x11111111,
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||||
0x11111111
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||||
},
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// Aspect_HS_DIAGONAL_45_WIDE
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{
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0x80808080,
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||||
0x20202020,
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||||
0x08080808,
|
||||
0x02020202,
|
||||
0x80808080,
|
||||
0x20202020,
|
||||
0x08080808,
|
||||
0x02020202,
|
||||
0x80808080,
|
||||
0x20202020,
|
||||
0x08080808,
|
||||
0x02020202,
|
||||
0x80808080,
|
||||
0x20202020,
|
||||
0x08080808,
|
||||
0x02020202,
|
||||
0x80808080,
|
||||
0x20202020,
|
||||
0x08080808,
|
||||
0x02020202,
|
||||
0x80808080,
|
||||
0x20202020,
|
||||
0x08080808,
|
||||
0x02020202,
|
||||
0x80808080,
|
||||
0x20202020,
|
||||
0x08080808,
|
||||
0x02020202,
|
||||
0x80808080,
|
||||
0x20202020,
|
||||
0x08080808,
|
||||
0x02020202
|
||||
},
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||||
// Aspect_HS_DIAGONAL_135_WIDE
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||||
{
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||||
0x01010101,
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||||
0x04040404,
|
||||
0x10101010,
|
||||
0x40404040,
|
||||
0x01010101,
|
||||
0x04040404,
|
||||
0x10101010,
|
||||
0x40404040,
|
||||
0x01010101,
|
||||
0x04040404,
|
||||
0x10101010,
|
||||
0x40404040,
|
||||
0x01010101,
|
||||
0x04040404,
|
||||
0x10101010,
|
||||
0x40404040,
|
||||
0x01010101,
|
||||
0x04040404,
|
||||
0x10101010,
|
||||
0x40404040,
|
||||
0x01010101,
|
||||
0x04040404,
|
||||
0x10101010,
|
||||
0x40404040,
|
||||
0x01010101,
|
||||
0x04040404,
|
||||
0x10101010,
|
||||
0x40404040,
|
||||
0x01010101,
|
||||
0x04040404,
|
||||
0x10101010,
|
||||
0x40404040
|
||||
},
|
||||
// Aspect_HS_HORIZONTAL_WIDE
|
||||
{
|
||||
0xFFFFFFFF,
|
||||
0x00000000,
|
||||
0x00000000,
|
||||
0x00000000,
|
||||
0xFFFFFFFF,
|
||||
0x00000000,
|
||||
0x00000000,
|
||||
0x00000000,
|
||||
0xFFFFFFFF,
|
||||
0x00000000,
|
||||
0x00000000,
|
||||
0x00000000,
|
||||
0xFFFFFFFF,
|
||||
0x00000000,
|
||||
0x00000000,
|
||||
0x00000000,
|
||||
0xFFFFFFFF,
|
||||
0x00000000,
|
||||
0x00000000,
|
||||
0x00000000,
|
||||
0xFFFFFFFF,
|
||||
0x00000000,
|
||||
0x00000000,
|
||||
0x00000000,
|
||||
0xFFFFFFFF,
|
||||
0x00000000,
|
||||
0x00000000,
|
||||
0x00000000,
|
||||
0xFFFFFFFF,
|
||||
0x00000000,
|
||||
0x00000000,
|
||||
0x00000000
|
||||
},
|
||||
// Aspect_HS_VERTICAL_WIDE
|
||||
{
|
||||
0x10101010,
|
||||
0x10101010,
|
||||
0x10101010,
|
||||
0x10101010,
|
||||
0x10101010,
|
||||
0x10101010,
|
||||
0x10101010,
|
||||
0x10101010,
|
||||
0x10101010,
|
||||
0x10101010,
|
||||
0x10101010,
|
||||
0x10101010,
|
||||
0x10101010,
|
||||
0x10101010,
|
||||
0x10101010,
|
||||
0x10101010,
|
||||
0x10101010,
|
||||
0x10101010,
|
||||
0x10101010,
|
||||
0x10101010,
|
||||
0x10101010,
|
||||
0x10101010,
|
||||
0x10101010,
|
||||
0x10101010,
|
||||
0x10101010,
|
||||
0x10101010,
|
||||
0x10101010,
|
||||
0x10101010,
|
||||
0x10101010,
|
||||
0x10101010,
|
||||
0x10101010,
|
||||
0x10101010
|
||||
}
|
||||
};
|
||||
|
||||
namespace
|
||||
{
|
||||
static volatile Standard_Integer THE_HATCH_STYLE_COUNTER = Aspect_HS_NB - 1;
|
||||
}
|
||||
|
||||
//=======================================================================
|
||||
//function : Graphic3d_HatchStyle
|
||||
//purpose :
|
||||
//=======================================================================
|
||||
Graphic3d_HatchStyle::Graphic3d_HatchStyle (const Handle(Image_PixMap)& thePattern)
|
||||
{
|
||||
Standard_ProgramError_Raise_if (thePattern.IsNull(), "Null pointer to a hatch pattern image");
|
||||
Standard_ProgramError_Raise_if (
|
||||
thePattern->SizeX() != 32 || thePattern->SizeY() != 32 || thePattern->Format() != Image_PixMap::ImgGray,
|
||||
"Hatch pattern must be a 32*32 bitmap (Image_PixMap::ImgGray format)");
|
||||
|
||||
const Standard_Size aByteSize = thePattern->SizeBytes();
|
||||
Handle(NCollection_AlignedAllocator) anAllocator = new NCollection_AlignedAllocator (16);
|
||||
myPattern = new NCollection_Buffer (anAllocator);
|
||||
myPattern->Allocate (aByteSize);
|
||||
std::memcpy (myPattern->ChangeData(), thePattern->Data(), aByteSize);
|
||||
|
||||
myHatchType = Standard_Atomic_Increment (&THE_HATCH_STYLE_COUNTER);
|
||||
}
|
||||
|
||||
//=======================================================================
|
||||
//function : Pattern
|
||||
//purpose :
|
||||
//=======================================================================
|
||||
const Standard_Byte* Graphic3d_HatchStyle::Pattern() const
|
||||
{
|
||||
return !myPattern.IsNull()
|
||||
? myPattern->Data()
|
||||
: (myHatchType < Aspect_HS_NB
|
||||
? (const Standard_Byte*)myPredefinedPatterns[myHatchType]
|
||||
: NULL);
|
||||
}
|
||||
60
src/Graphic3d/Graphic3d_HatchStyle.hxx
Normal file
60
src/Graphic3d/Graphic3d_HatchStyle.hxx
Normal file
@@ -0,0 +1,60 @@
|
||||
// Created on: 2016-11-14
|
||||
// Created by: Varvara POSKONINA
|
||||
// Copyright (c) 2016 OPEN CASCADE SAS
|
||||
//
|
||||
// This file is part of Open CASCADE Technology software library.
|
||||
//
|
||||
// This library is free software; you can redistribute it and/or modify it under
|
||||
// the terms of the GNU Lesser General Public License version 2.1 as published
|
||||
// by the Free Software Foundation, with special exception defined in the file
|
||||
// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
|
||||
// distribution for complete text of the license and disclaimer of any warranty.
|
||||
//
|
||||
// Alternatively, this file may be used under the terms of Open CASCADE
|
||||
// commercial license or contractual agreement.
|
||||
|
||||
#ifndef _Graphic3d_HatchStyle_HeaderFile
|
||||
#define _Graphic3d_HatchStyle_HeaderFile
|
||||
|
||||
#include <Aspect_HatchStyle.hxx>
|
||||
#include <Image_PixMap.hxx>
|
||||
#include <NCollection_Buffer.hxx>
|
||||
|
||||
//! A class that provides an API to use standard OCCT hatch styles
|
||||
//! defined in Aspect_HatchStyle enum or to create custom styles
|
||||
//! from a user-defined bitmap
|
||||
class Graphic3d_HatchStyle : public Standard_Transient
|
||||
{
|
||||
DEFINE_STANDARD_RTTIEXT (Graphic3d_HatchStyle, Standard_Transient) // Type definition
|
||||
|
||||
public:
|
||||
|
||||
//! Creates a new custom hatch style with the given pattern and unique style id
|
||||
//! @warning Raises a program error if given pattern image is not a valid 32*32 bitmap
|
||||
Standard_EXPORT Graphic3d_HatchStyle (const Handle(Image_PixMap)& thePattern);
|
||||
|
||||
//! Creates a new predefined hatch style with the given id in Aspect_HatchStyle enum.
|
||||
//! GPU memory for the pattern will not be allocated.
|
||||
Graphic3d_HatchStyle (const Aspect_HatchStyle theType)
|
||||
: myHatchType (theType) {}
|
||||
|
||||
//! Returns the pattern of custom hatch style
|
||||
Standard_EXPORT const Standard_Byte* Pattern() const;
|
||||
|
||||
//! In case if predefined OCCT style is used, returns
|
||||
//! index in Aspect_HatchStyle enumeration. If the style
|
||||
//! is custom, returns unique index of the style
|
||||
Standard_Integer HatchType() const
|
||||
{
|
||||
return myHatchType;
|
||||
}
|
||||
|
||||
private:
|
||||
|
||||
Handle(NCollection_Buffer) myPattern; //!< Image bitmap with custom hatch pattern
|
||||
Standard_Integer myHatchType; //!< Index of used style
|
||||
};
|
||||
|
||||
DEFINE_STANDARD_HANDLE (Graphic3d_HatchStyle, Standard_Transient)
|
||||
|
||||
#endif // _Graphic3d_HatchStyle_HeaderFile
|
||||
Reference in New Issue
Block a user