ufoProcessGetParamValuesAtTime

ufoProcessGetParamValuesAtTime

void ufoProcessGetParamValuesAtTime(
   ufoProcess process_instance,
   int param_index,
   double values[],
   double time);

Refer to the following table for command descriptions:

Command	Description
param_index	index (0..number_parameters-1) of parameter
values	returned current values for all parameter channels
time	time at which to interpolate values

ufoProcessGetParamValue(s)AtTime gets parameter values(s) at a specified time. Use ufoProcessGetParamValuesAtTime for getting multiple values for parameters which have more than one channel. Use ufoProcessGetStringParamValueAtTime to get the value of a ufoStringParam parameter at a specified time, and returns a character string allocated with malloc which the UFO has the responsibility to free.

ufoProcessGetParamValue(s)AtTime may be called within ufoProcessRenderPixel, ufoProcessRenderLine, ufoProcessRenderRectangle, ufoProcessCanAvoidRendering, ufoProcessPreRender, ufoProcessPostRender, ufoProcessPreRenderPass, ufoProcessPostRenderPass, ufoProcessCalcDefinedRectangle, ufoProcessCalcNeedRectangles, ufoProcessCalcDefinedPixelTypes, ufoProcessSpecifyConvertPixelTypes, and from within any editor user function or event function in the editor GUI.

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