Lines Matching refs:dwdx
724 float dwdx = (m_lookupSpec.maxCoord[2]-m_lookupSpec.minCoord[2])*0.5f*proj*(float)m_textureSpec.depth / (float)viewportSize[0];
726 m_lookupParams.lod = computeLodFromDerivates(DEFAULT_LOD_MODE, dudx, 0.0f, dwdx, 0.0f, dvdy, dwdy);
