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AU plug-in: Problematic display of Cents as float



Hello,

In the Generic Cocoa View of an AudioUnit plug-in:
When setting a parameter to display a floating number in Cents with two decimals (440.55 for example), all work fine if the defined range == 100 cents in total.
For a wider range such -2400 to +2400, the Cocoa view sets the values as integers only, like the pitch parameter in Apple's "AUPitch".
All floats are rounded to the nearest integers (depends of the separator, dot or comma) when typing Enter or Return, or by selecting another textfield:


With a dot:		150.23 -> 150 Cents
With a comma:	150,23 -> 150 Cents

With a dot:		150.89 -> 150 Cents
With a comma:	150,89 -> 151 Cents



Ditto for negative values:
With a dot:		-89.36 -> -89 Cents
With a comma:	-89,36 -> -89 Cents

With a dot:		-89.95 -> -89 Cents
With a comma:	-89,95 -> -90 Cents


In the Carbon view of the same plug-in, the floats are well-displayed.
Switching to Generic View in AULab and the floats are displayed as integers!?


In both case, the floats seem to be saved as integers in presets.
When loading a preset in which floats are supposed to be saved, generic Cocoa and Carbon views display them as integers.



Is there a known work-around to display Cents as floats?

Warmest regards,
Philippe Gruchet
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