Method SetZbufferData

Rendering/OpenGL2/vtkOpenGLRenderWindow.cxx:2678–2690

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//------------------------------------------------------------------------------
int vtkOpenGLRenderWindow::SetZbufferData(int x1, int y1, int x2, int y2, vtkFloatArray* buffer)
{
  int width, height;
  width = abs(x2 - x1) + 1;
  height = abs(y2 - y1) + 1;
  int size = width * height;
  if (buffer->GetMaxId() + 1 != size)
  {
    vtkErrorMacro("Buffer is of wrong size.");
    return VTK_ERROR;
  }
  return this->SetZbufferData(x1, y1, x2, y2, buffer->GetPointer(0));
}

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int vtkOpenGLRenderWindow::SetZbufferData(int x1, int y1, int x2, int y2, float* buffer)