Vp float get: Difference between revisions
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{{sdk method page| | {{sdk method page|float_get|Return the value of a floating point attribute. | ||
|paramex=attr, value | |paramex=attr, value | ||
|parameters= | |parameters= | ||
{{sdk parameter row|vp_float_attribute_t|attr |Attribute to return}} | {{sdk parameter row|vp_float_attribute_t|attr |Attribute to return value of (defined in VP.h)}} | ||
{{sdk parameter row|float* |value |Returns the value}} | {{sdk parameter row|float* |value |Returns the value}} | ||
|returncodes= | |returncodes= | ||
{{sdk return code row|NO_SUCH_ATTRIBUTE |Invalid attribute}} | {{sdk return code row|NO_SUCH_ATTRIBUTE |Invalid attribute}} | ||
|behavior=If unsuccessful, then value is not modified. | |behavior=If unsuccessful, then value is not modified. | ||
|caveats= | |caveats=When higher precision is desired, use {{sdk method|double_get}}. | ||
|examples= | |examples= | ||
|seealso= | |seealso= | ||
Latest revision as of 20:15, 12 December 2016
Method call snippet
vp_float_get(instance, attr, value);Return the value of a floating point attribute.
Parameters
These are the parameters that this method requires:
| Parameter | Usage |
|---|---|
VPInstance instance |
Pointer to the instance this method call is intended for |
vp_float_attribute_t attr |
Attribute to return value of (defined in VP.h) |
float* value |
Returns the value |
Returns
This method returns a return code integer, which indicates whether the call was successful or errored for any reason:
| Return code | Cause |
|---|---|
VP_RC_SUCCESS |
Successful call (for methods that have a registered callback, it only means the request has been sent) |
VP_RC_NO_SUCH_ATTRIBUTE |
Invalid attribute |
Behavior
If unsuccessful, then value is not modified.
Caveats
When higher precision is desired, use vp_double_get().
Examples
- This method has no usage examples; please add at least one to this page
See also
vp_float()vp_float_set()