Method IsUniformUsed

Rendering/OpenGL2/vtkShaderProgram.cxx:1109–1118

}

bool vtkShaderProgram::IsUniformUsed(const char* cname)
{
  int result = this->FindUniform(cname);

  if (result == -1 && !this->Linked)
  {
    vtkErrorMacro("attempt to find uniform when the shader program is not linked");
  }
  return (result != -1);
}

//------------------------------------------------------------------------------
bool vtkShaderProgram::IsAttributeUsed(const char* cname)