1 // Created on: 2011-07-13
2 // Created by: Sergey ZERCHANINOV
3 // Copyright (c) 2011-2012 OPEN CASCADE SAS
5 // The content of this file is subject to the Open CASCADE Technology Public
6 // License Version 6.5 (the "License"). You may not use the content of this file
7 // except in compliance with the License. Please obtain a copy of the License
8 // at http://www.opencascade.org and read it completely before using this file.
10 // The Initial Developer of the Original Code is Open CASCADE S.A.S., having its
11 // main offices at: 1, place des Freres Montgolfier, 78280 Guyancourt, France.
13 // The Original Code and all software distributed under the License is
14 // distributed on an "AS IS" basis, without warranty of any kind, and the
15 // Initial Developer hereby disclaims all such warranties, including without
16 // limitation, any warranties of merchantability, fitness for a particular
17 // purpose or non-infringement. Please see the License for the specific terms
18 // and conditions governing the rights and limitations under the License.
21 #ifndef OpenGl_PrimitiveArray_Header
22 #define OpenGl_PrimitiveArray_Header
24 #include <OpenGl_GlCore11.hxx>
26 #include <InterfaceGraphic_telem.hxx>
27 #include <Aspect_InteriorStyle.hxx>
29 #include <OpenGl_Element.hxx>
31 struct OPENGL_SURF_PROP;
32 class Handle(OpenGl_Context);
34 class OpenGl_PrimitiveArray : public OpenGl_Element
38 //! Default constructor
39 OpenGl_PrimitiveArray (CALL_DEF_PARRAY* thePArray);
42 virtual ~OpenGl_PrimitiveArray();
44 //! Render primitives to the window
45 virtual void Render (const Handle(OpenGl_Workspace)& theWorkspace) const;
47 CALL_DEF_PARRAY* PArray() const { return myPArray; }
51 //! VBO initialization procedures
52 Standard_Boolean BuildVBO (const Handle(OpenGl_Workspace)& theWorkspace) const;
53 void clearMemoryOwn() const;
54 void clearMemoryGL (const Handle(OpenGl_Context)& theGlContext) const;
55 Standard_Boolean checkSizeForGraphicMemory (const Handle(OpenGl_Context)& theGlContext) const;
57 //! Main procedure to draw array
58 void DrawArray (Tint theLightingModel,
59 const Aspect_InteriorStyle theInteriorStyle,
61 const TEL_COLOUR* theInteriorColour,
62 const TEL_COLOUR* theLineColour,
63 const TEL_COLOUR* theEdgeColour,
64 const OPENGL_SURF_PROP* theFaceProp,
65 const Handle(OpenGl_Workspace)& theWorkspace) const;
67 //! Auxiliary procedures
68 void DrawEdges (const TEL_COLOUR* theEdgeColour,
69 const Handle(OpenGl_Workspace)& theWorkspace) const;
71 void DrawDegeneratesAsPoints (const TEL_COLOUR* theEdgeColour,
72 const float theSkipRatio) const;
73 void DrawDegeneratesAsLines (const TEL_COLOUR* theEdgeColour,
74 const Handle(OpenGl_Workspace)& theWorkspace) const;
75 void DrawDegeneratesAsBBoxs (const TEL_COLOUR* theEdgeColour) const;
77 void DrawDegeneratesPointsAsPoints() const;
78 void DrawDegeneratesLinesAsPoints() const;
79 void DrawDegeneratesLinesAsLines (const float theSkipRatio) const;
80 void DrawDegeneratesTrianglesAsPoints() const;
81 void DrawDegeneratesTrianglesAsLines (const float theSkipRatio) const;
82 void DrawDegeneratesTrianglestripsAsPoints() const;
83 void DrawDegeneratesTrianglestripsAsLines (const float theSkipRatio) const;
84 void DrawDegeneratesQuadranglesAsPoints() const;
85 void DrawDegeneratesQuadranglesAsLines (const float theSkipRatio) const;
86 void DrawDegeneratesQuadranglestripsAsPoints() const;
87 void DrawDegeneratesQuadranglestripsAsLines (const float theSkipRatio) const;
88 void DrawDegeneratesPolygonsAsPoints() const;
89 void DrawDegeneratesPolygonsAsLines (const float theSkipRatio) const;
93 mutable CALL_DEF_PARRAY* myPArray;
102 #endif //OpenGl_PrimitiveArray_Header