ufoProcessIsObeyMatteDefined

    int ufoProcessIsObeyMatteDefined(
       ufoProcess process_instance);

ufoProcesslsObeyMatteDefined inquires if an optional obey matte raster is connected and set, and may be called within ufoProcessRenderPixel, ufoProcessRenderLine, ufoProcessRenderRectangle, ufoProcessCanAvoidRendering, ufoProcessPreRender, ufoProcessPostRender, ufoProcessPreRenderPass, ufoProcessPostRenderPass, ufoProcessCalcDefinedRectangle, ufoProcessCalcNeedRectangles, ufoProcessCalcDefinedPixelTypes, and ufoProcessSpecifyConvertPixelTypes.

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