FGFS-4.1/OpenSceneGraph
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Added a Geometry::compileGLObjects() to handle compilation of VBO + EBO's.

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This commit is contained in:
Robert Osfield
2009-12-09 13:51:02 +00:00
parent 268f11c522
commit 6e7c02b5d8
4 changed files with 79 additions and 16 deletions
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4
include/osg/Drawable
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@@ -302,8 +302,8 @@ class OSG_EXPORT Drawable : public Object
*/
inline void draw(RenderInfo& renderInfo) const;
/** Immediately compile this \c Drawable into an OpenGL Display List.
* @note Operation is ignored if \c _useDisplayList is \c false.
/** Immediately compile this \c Drawable into an OpenGL Display List/VertexBufferObjects.
* @note Operation is ignored if \c _useDisplayList is \c false or VertexBufferObjects are not used.
*/
virtual void compileGLObjects(RenderInfo& renderInfo) const;

9
include/osg/Geometry
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@@ -121,7 +121,7 @@ class OSG_EXPORT Geometry : public Drawable
inline bool empty() const { return !array.valid(); }
ref_ptr<Vec3Array> array;
ref_ptr<Vec3Array> array;
ref_ptr<IndexArray> indices;
AttributeBinding binding;
GLboolean normalize;
@@ -372,7 +372,12 @@ class OSG_EXPORT Geometry : public Drawable
/** Return the estimated size of GLObjects (display lists/vertex buffer objects) that are associated with this drawable.
* This size is used a hint for reuse of deleted display lists/vertex buffer objects. */
virtual unsigned int getGLObjectSizeHint() const;
/** Immediately compile this \c Drawable into an OpenGL Display List/VertexBufferObjects.
* @note Operation is ignored if \c _useDisplayList is \c false or VertexBufferObjects are not used.
*/
virtual void compileGLObjects(RenderInfo& renderInfo) const;
/** Draw Geometry directly ignoring an OpenGL display list which could be attached.
* This is the internal draw method which does the drawing itself,
* and is the method to override when deriving from Geometry for user-drawn objects.