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Add properties to allow control of precipitation level externally.

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This commit is contained in:
Stuart Buchanan 2012-11-27 22:17:30 +00:00
parent a28fe51ccf
commit fe1d04df8a
1 changed files with 17 additions and 12 deletions
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29
src/Environment/precipitation_mgr.cxx
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@ -124,7 +124,7 @@ osg::Group * FGPrecipitationMgr::getObject(void)
* @returns Elevation max in meter * @returns Elevation max in meter
* *
* This function permits you to know what is the altitude max where we can * This function permits you to know what is the altitude max where we can
* find precipitation. The value is returned in meter. * find precipitation. The value is returned in meters.
*/ */
float FGPrecipitationMgr::getPrecipitationAtAltitudeMax(void) float FGPrecipitationMgr::getPrecipitationAtAltitudeMax(void)
{ {
@ -132,7 +132,12 @@ float FGPrecipitationMgr::getPrecipitationAtAltitudeMax(void)
int max; int max;
float result; float result;
SGPropertyNode *boundaryNode, *boundaryEntry; SGPropertyNode *boundaryNode, *boundaryEntry;
if (fgGetBool("/environment/params/use-external-precipitation-level", false)) {
// If we're not modeling the precipitation level based on the cloud
// layers, take it directly from the property tree.
return fgGetFloat("/environment/params/external-precipitation-level-m", 0.0);
}
// By default (not cloud layer) // By default (not cloud layer)
max = SGCloudLayer::SG_MAX_CLOUD_COVERAGES; max = SGCloudLayer::SG_MAX_CLOUD_COVERAGES;
@ -216,18 +221,18 @@ void FGPrecipitationMgr::update(double dt)
altitudeCloudLayer = this->getPrecipitationAtAltitudeMax() * SG_METER_TO_FEET; altitudeCloudLayer = this->getPrecipitationAtAltitudeMax() * SG_METER_TO_FEET;
setPrecipitationLevel(altitudeCloudLayer); setPrecipitationLevel(altitudeCloudLayer);
// Does the user enable the precipitation ? // Does the user enable the precipitation ?
if (!precipitation->getEnabled() ) { if (!precipitation->getEnabled() ) {
// Disable precipitations // Disable precipitations
precipitation->setRainIntensity(0); precipitation->setRainIntensity(0);
precipitation->setSnowIntensity(0); precipitation->setSnowIntensity(0);
// Update the drawing... // Update the drawing...
precipitation->update(); precipitation->update();
// Exit // Exit
return; return;
} }
// Get the elevation of aicraft and of the cloud layer // Get the elevation of aicraft and of the cloud layer
altitudeAircraft = fgGetDouble("/position/altitude-ft", 0.0); altitudeAircraft = fgGetDouble("/position/altitude-ft", 0.0);