static
bool
_TranslateUsdAttributeToPlug(
const UsdAttribute& usdAttr,
const MFnCamera& cameraFn,
TfToken plugName,
const PxrUsdMayaPrimReaderArgs& args,
PxrUsdMayaPrimReaderContext* context,
bool millimetersToInches=false)
{
MStatus status;
MPlug plug = cameraFn.findPlug(plugName.GetText(), true, &status);
CHECK_MSTATUS_AND_RETURN(status, false);
// First check for and translate animation if there is any.
if (!_TranslateAnimatedUsdAttributeToPlug(usdAttr,
plug,
args,
context,
millimetersToInches)) {
// If that fails, then try just setting a static value.
UsdTimeCode timeCode = UsdTimeCode::EarliestTime();
float attrValue;
usdAttr.Get(&attrValue, timeCode);
if (millimetersToInches) {
attrValue = PxrUsdMayaUtil::ConvertMMToInches(attrValue);
}
status = plug.setFloat(attrValue);
CHECK_MSTATUS_AND_RETURN(status, false);
}
return true;
}
static
bool
_TranslateUsdAttributeToPlug(
const UsdAttribute& usdAttr,
const MFnCamera& cameraFn,
const TfToken& plugName,
const UsdMayaPrimReaderArgs& args,
UsdMayaPrimReaderContext* context,
const MDistance::Unit convertToUnit = MDistance::kMillimeters)
{
MStatus status;
MPlug plug = cameraFn.findPlug(plugName.GetText(), true, &status);
CHECK_MSTATUS_AND_RETURN(status, false);
// First check for and translate animation if there is any.
if (!_TranslateAnimatedUsdAttributeToPlug(usdAttr,
plug,
args,
context,
convertToUnit)) {
// If that fails, then try just setting a static value.
UsdTimeCode timeCode = UsdTimeCode::EarliestTime();
float attrValue;
usdAttr.Get(&attrValue, timeCode);
switch (convertToUnit) {
case MDistance::kInches:
attrValue = UsdMayaUtil::ConvertMMToInches(attrValue);
break;
case MDistance::kCentimeters:
attrValue = UsdMayaUtil::ConvertMMToCM(attrValue);
break;
default:
// The input is expected to be in millimeters.
break;
}
status = plug.setFloat(attrValue);
CHECK_MSTATUS_AND_RETURN(status, false);
}
return true;
}