Tool class for generating sphere tessellation. More...
#include <OpenGl_Sphere.hxx>
Inheritance diagram for OpenGl_Sphere:
Public Member Functions | |
| OpenGl_Sphere () | |
| Creates undefined sphere primitive. More... | |
| Standard_Boolean | Init (const Standard_ShortReal theRadius, const Standard_Integer theNbSlices=10, const Standard_Integer theNbStacks=10) |
| Initialize sphere primitive. More... | |
 Public Member Functions inherited from OpenGl_Quadric | |
| OpenGl_Quadric () | |
| Creates undefined abstract quadric surface. More... | |
| Standard_Boolean | IsDefined () const |
| Returns true if quadric has been defined. More... | |
| Standard_Integer | NbSlices () const |
| Returns number of slices. More... | |
| Standard_Integer | NbStacks () const |
| Returns number of stacks. More... | |
| Standard_Integer | NbVertices () const |
| Returns total number of vertices. More... | |
| Standard_Integer | NbTriangles () const |
| Returns total number of triangles. More... | |
| virtual void | Release (OpenGl_Context *theContext) Standard_OVERRIDE |
| Release GL resources. More... | |
| Public Member Functions inherited from OpenGl_PrimitiveArray | |
| OpenGl_PrimitiveArray (const OpenGl_GraphicDriver *theDriver) | |
| Empty constructor. More... | |
| OpenGl_PrimitiveArray (const OpenGl_GraphicDriver *theDriver, const Graphic3d_TypeOfPrimitiveArray theType, const Handle< Graphic3d_IndexBuffer > &theIndices, const Handle< Graphic3d_Buffer > &theAttribs, const Handle< Graphic3d_BoundBuffer > &theBounds) | |
| Default constructor. More... | |
| virtual | ~OpenGl_PrimitiveArray () |
| Destructor. More... | |
| virtual void | Render (const Handle< OpenGl_Workspace > &theWorkspace) const |
| Render primitives to the window. More... | |
| Standard_Boolean | IsInitialized () const |
| Return true if VBOs initialization has been performed. VBO initialization is performed during first Render() call. Notice that this flag does not indicate VBOs validity. More... | |
| void | Invalidate () const |
| Invalidate VBO content without destruction. More... | |
| GLint | DrawMode () const |
| const Handle< Graphic3d_IndexBuffer > & | Indices () const |
| const Handle< Graphic3d_Buffer > & | Attributes () const |
| const Handle< Graphic3d_BoundBuffer > & | Bounds () const |
| const Standard_Size | GetUID () const |
| Returns unique ID of primitive array. More... | |
| void | InitBuffers (const Handle< OpenGl_Context > &theContext, const Graphic3d_TypeOfPrimitiveArray theType, const Handle< Graphic3d_IndexBuffer > &theIndices, const Handle< Graphic3d_Buffer > &theAttribs, const Handle< Graphic3d_BoundBuffer > &theBounds) |
| Initialize indices, attributes and bounds with new data. More... | |
| Public Member Functions inherited from OpenGl_Element | |
| OpenGl_Element () | |
| Standard_Boolean | RenderFiltered (const Handle< OpenGl_Workspace > &theWorkspace, const Handle< OpenGl_RenderFilter > &theFilter) const |
| Render element if it passes the filtering procedure. This method should be used for elements which can be used in scope of rendering algorithms. E.g. elements of groups during recursive rendering. If render filter is null, pure rendering is performed. More... | |
Protected Member Functions | |
| virtual OpenGl_Vec3 | evalVertex (const Standard_ShortReal theU, const Standard_ShortReal theV) const Standard_OVERRIDE |
| Returns surface point for the given parameters. More... | |
| virtual OpenGl_Vec3 | evalNormal (const Standard_ShortReal theU, const Standard_ShortReal theV) const Standard_OVERRIDE |
| Returns surface normal for the given parameters. More... | |
| Protected Member Functions inherited from OpenGl_Quadric | |
| Standard_Boolean | init (const Standard_Integer theNbSlices, const Standard_Integer theNbStacks) |
| Initialize primitive. More... | |
| Protected Member Functions inherited from OpenGl_PrimitiveArray | |
| Standard_Boolean | buildVBO (const Handle< OpenGl_Context > &theCtx, const Standard_Boolean theToKeepData) const |
| VBO initialization procedures. More... | |
| void | clearMemoryGL (const Handle< OpenGl_Context > &theGlCtx) const |
| Protected Member Functions inherited from OpenGl_Element | |
| virtual | ~OpenGl_Element () |
Protected Attributes | |
| Standard_ShortReal | myRadius |
| Sphere radius. More... | |
| Protected Attributes inherited from OpenGl_PrimitiveArray | |
| Handle< OpenGl_VertexBuffer > | myVboIndices |
| Handle< OpenGl_VertexBuffer > | myVboAttribs |
| Handle< Graphic3d_IndexBuffer > | myIndices |
| Handle< Graphic3d_Buffer > | myAttribs |
| Handle< Graphic3d_BoundBuffer > | myBounds |
| GLint | myDrawMode |
| Standard_Boolean | myIsVboInit |
| Standard_Size | myUID |
| Unique ID of primitive array. More... | |
Additional Inherited Members | |
| Public Types inherited from OpenGl_PrimitiveArray | |
| enum | { DRAW_MODE_NONE = -1 } |
| Static Public Member Functions inherited from OpenGl_Element | |
| template<typename theResource_t > | |
| static void | Destroy (OpenGl_Context *theContext, theResource_t *&theElement) |
| Pointer to the context is used because this method might be called when the context is already being destroyed and usage of a handle would be unsafe. More... | |
Detailed Description
Tool class for generating sphere tessellation.
Constructor & Destructor Documentation
| OpenGl_Sphere::OpenGl_Sphere | ( | ) |
Creates undefined sphere primitive.
Member Function Documentation
|
protectedvirtual |
Returns surface normal for the given parameters.
Implements OpenGl_Quadric.
|
protectedvirtual |
Returns surface point for the given parameters.
Implements OpenGl_Quadric.
| Standard_Boolean OpenGl_Sphere::Init | ( | const Standard_ShortReal | theRadius, |
| const Standard_Integer | theNbSlices = 10, |
||
| const Standard_Integer | theNbStacks = 10 |
||
| ) |
Initialize sphere primitive.
Field Documentation
|
protected |
Sphere radius.
The documentation for this class was generated from the following file:
