private void CreateMasks(Bounds bounds)
{
#if RAM_2019
RiverSettings riverSettings = editor.extension.riverSettings;
for (int i = 0; i < riverSettings.count; i++)
{
// just some offset so that we don't start at an edge
float offsetX = bounds.size.x / 10f;
float offsetZ = bounds.size.z / 10f;
float x = Random.Range(bounds.min.x + offsetX, bounds.max.x - offsetX);
float y = 0;
float z = Random.Range(bounds.min.z + offsetZ, bounds.max.z - offsetZ);
// get y position on terrain by raycasting
float?terrainHeight = TerrainUtils.GetTerrainHeight(x, z);
if (terrainHeight != null)
{
y = (float)terrainHeight;
}
Vector3 position = new Vector3(x, y, z);
int maskId = editor.GetNextMaskId();
CreateRiver("River " + maskId, position);
}
#endif
}
public void CreateRiver(string gameObjectName, Vector3 position)
{
#if RAM_2019
RiverSettings riverSettings = editor.extension.riverSettings;
GameObject parentGameObject = editor.extension.transform.gameObject;
// create new gameobject
RamSpline spline = RamSpline.CreateSpline(AssetDatabase.GetBuiltinExtraResource <Material>("Default-Diffuse.mat"));
// ensure gameobject gets reparented if this was a context click (otherwise does nothing)
GameObjectUtility.SetParentAndAlign(spline.gameObject, parentGameObject);
// set position
spline.transform.position = Vector3.zero; // keeping it unique for the gameobject; using the point position we'd have to adjust the river points
// apply river settings
spline.width = 100;
spline.currentProfile = riverSettings.splineProfile;
spline.width = Random.Range(riverSettings.widthMin, riverSettings.widthMax);
// apply simulation settings
spline.AddPoint(position);
spline.simulatedRiverLength = Random.Range(riverSettings.simulatedRiverLengthMin, riverSettings.simulatedRiverLengthMax);
spline.simulatedRiverPoints = Random.Range(riverSettings.simulatedRiverPointsMin, riverSettings.simulatedRiverPointsMax);
spline.simulatedMinStepSize = Random.Range(riverSettings.simulatedMinStepSizeMin, riverSettings.simulatedMinStepSizeMax);
spline.simulatedNoUp = riverSettings.simulatedNoUp;
spline.simulatedBreakOnUp = riverSettings.simulatedBreakOnUp;
spline.noiseWidth = riverSettings.noiseWidth;
spline.simulatedMinStepSize = Random.Range(riverSettings.simulatedMinStepSizeMin, riverSettings.simulatedMinStepSizeMax);
spline.simulatedMinStepSize = Random.Range(riverSettings.simulatedMinStepSizeMin, riverSettings.simulatedMinStepSizeMax);
spline.noiseMultiplierWidth = Random.Range(riverSettings.noiseMultiplierWidthMin, riverSettings.noiseMultiplierWidthMax);
spline.noiseSizeWidth = Random.Range(riverSettings.noiseSizeWidthMin, riverSettings.noiseSizeWidthMax);
// simulate
bool generate = riverSettings.automation == RiverSettings.Automation.Generate;
spline.SimulateRiver(generate);
// register the creation in the undo system
Undo.RegisterCreatedObjectUndo(spline.gameObject, "Create " + spline.gameObject.name);
#endif
}