Method GetShaderTemplate

Rendering/VolumeOpenGL2/vtkOpenGLGPUVolumeRayCastMapper.cxx:2315–2346

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//------------------------------------------------------------------------------
void vtkOpenGLGPUVolumeRayCastMapper::GetShaderTemplate(
  std::map<vtkShader::Type, vtkShader*>& shaders, vtkOpenGLShaderProperty* p)
{
  if (shaders[vtkShader::Vertex])
  {
    if (p->HasVertexShaderCode())
    {
      shaders[vtkShader::Vertex]->SetSource(p->GetVertexShaderCode());
    }
    else
    {
      shaders[vtkShader::Vertex]->SetSource(raycastervs);
    }
  }

  if (shaders[vtkShader::Fragment])
  {
    if (p->HasFragmentShaderCode())
    {
      shaders[vtkShader::Fragment]->SetSource(p->GetFragmentShaderCode());
    }
    else
    {
      shaders[vtkShader::Fragment]->SetSource(raycasterfs);
    }
  }

  if (shaders[vtkShader::Geometry])
  {
    shaders[vtkShader::Geometry]->SetSource("");
  }
}

//------------------------------------------------------------------------------
void vtkOpenGLGPUVolumeRayCastMapper::ReplaceShaderCustomUniforms(