double tvGetDouble (tvBase const *threeD, tvVariable var)

Gets the value of a double state variable of the given tvBase struct

Documentation

Gets the value of a double state variable of the given tvBase struct. There are presently no state variables of type double that may be queried.
Returns:
current value of "var", or FALSE (0) upon failure.
Parameters:
threeD - handle to rendering state
var - state variable to be set
See Also:
tvVariable

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