15#ifndef vtkOpenGLHelper_h
16#define vtkOpenGLHelper_h
18#include "vtkRenderingOpenGL2Module.h"
unsigned int ShaderChangeValue
vtkOpenGLIndexBufferObject * IBO
vtkTimeStamp AttributeUpdateTime
vtkTimeStamp ShaderSourceTime
void ReleaseGraphicsResources(vtkWindow *win)
vtkOpenGLVertexArrayObject * VAO
vtkShaderProgram * Program
OpenGL vertex buffer object.
manage Shader Programs within a context
The VertexArrayObject class uses, or emulates, vertex array objects.
The ShaderProgram uses one or more Shader objects.
record modification and/or execution time
window superclass for vtkRenderWindow