GfxGouraudTriangleShading 2341 lib/pdf/xpdf/GfxState.cc GfxGouraudTriangleShading::GfxGouraudTriangleShading( GfxGouraudTriangleShading 2360 lib/pdf/xpdf/GfxState.cc GfxGouraudTriangleShading::GfxGouraudTriangleShading( GfxGouraudTriangleShading 2378 lib/pdf/xpdf/GfxState.cc GfxGouraudTriangleShading::~GfxGouraudTriangleShading() {