// TODO: check performance; currently invoked multiple times in the editor loop
private void SetScalePrefabs(RaycastHit hit)
{
float scaleValue = editorTarget.interactionSettings.setScale.setScaleValue;
Vector3 scaleVector = new Vector3(scaleValue, scaleValue, scaleValue);
Transform[] containerChildren = PrefabUtils.GetContainerChildren(editorTarget.container, hit, editorTarget.brushSettings.brushSize);
foreach (Transform transform in containerChildren)
{
Undo.RegisterCompleteObjectUndo(transform, "Set scale");
transform.localScale = scaleVector;
}
}
// TODO: check performance; currently invoked multiple times in the editor loop
private void ChangeScalePrefabs(RaycastHit hit, bool grow)
{
// just some arbitrary value depending on the magnet strength which ranges from 0..100
float adjustFactor = editorTarget.interactionSettings.changeScale.changeScaleStrength / 1000f;
Transform[] containerChildren = PrefabUtils.GetContainerChildren(editorTarget.container, hit, editorTarget.brushSettings.brushSize);
foreach (Transform transform in containerChildren)
{
Undo.RegisterCompleteObjectUndo(transform, "Change scale");
transform.localScale += transform.localScale * adjustFactor * (grow ? 1 : -1);
}
}
/// <summary>
/// Increment y-position in world space
/// </summary>
/// <param name="hit"></param>
private void AntiGravity(RaycastHit hit)
{
// just some arbitrary value depending on the magnet strength which ranges from 0..100
float antiGravityFactor = editorTarget.interactionSettings.antiGravity.strength / 1000f;
Transform[] containerChildren = PrefabUtils.GetContainerChildren(editorTarget.container, hit, editorTarget.brushSettings.brushSize);
foreach (Transform transform in containerChildren)
{
// https://docs.unity3d.com/ScriptReference/Transform-up.html
// https://docs.unity3d.com/ScriptReference/Vector3-up.html
transform.position += Vector3.up * antiGravityFactor;
}
}
/// <summary>
/// Attract/Repell the gameobjects of the container which are within the brush
/// </summary>
/// <param name="hit"></param>
/// <param name="attract"></param>
private void Magnet(RaycastHit hit, bool attract)
{
// just some arbitrary value depending on the magnet strength which ranges from 0..100
float magnetFactor = editorTarget.interactionSettings.magnet.strength / 1000f;
Transform[] containerChildren = PrefabUtils.GetContainerChildren(editorTarget.container, hit, editorTarget.brushSettings.brushSize);
foreach (Transform transform in containerChildren)
{
Vector3 distance = hit.point - transform.position;
Vector3 direction = distance.normalized;
transform.position += direction * magnetFactor * (attract ? 1 : -1);
}
}
/// <summary>
/// Remove prefabs
/// </summary>
private void RemovePrefabs(RaycastHit raycastHit)
{
if (!editor.IsEditorSettingsValid())
{
return;
}
switch (editorTarget.brushSettings.spawnTarget)
{
case BrushSettings.SpawnTarget.PrefabContainer:
// get children within brush
Transform[] containerChildren = PrefabUtils.GetContainerChildren(editorTarget.container, raycastHit, editorTarget.brushSettings.brushSize);
// remove gameobjects
foreach (Transform transform in containerChildren)
{
Undo.DestroyObjectImmediate(transform.gameObject);
}
break;
case BrushSettings.SpawnTarget.TerrainTrees:
unityTerrainTreesIntegration.RemovePrefabs(raycastHit);
break;
case BrushSettings.SpawnTarget.TerrainDetails:
Debug.LogError("Not implemented");
break;
case BrushSettings.SpawnTarget.VegetationStudioPro:
Debug.LogError("Not implemented");
break;
}
}
/// <summary>
/// Increment y-position in world space
/// </summary>
/// <param name="hit"></param>
private void AntiGravity(RaycastHit hit)
{
// just some arbitrary value depending on the magnet strength which ranges from 0..100
float antiGravityFactor = editorTarget.interactionSettings.antiGravityStrength / 1000f;
Transform[] containerChildren = PrefabUtils.GetContainerChildren(editorTarget.container);
foreach (Transform transform in containerChildren)
{
Vector3 distance = hit.point - transform.position;
// only those within the brush
if (distance.magnitude > editorTarget.brushSettings.brushSize / 2f)
{
continue;
}
// https://docs.unity3d.com/ScriptReference/Transform-up.html
// https://docs.unity3d.com/ScriptReference/Vector3-up.html
transform.position += Vector3.up * antiGravityFactor;
}
}
public static void ApplyPhysics(PhysicsSettings physicsSettings, GameObject container, SpawnSettings.AutoSimulationType autoSimulationType)
{
Transform[] containerChildren = PrefabUtils.GetContainerChildren(container);
ApplyPhysics(physicsSettings, containerChildren, autoSimulationType);
}
private void StartSimulation()
{
Transform[] containerChildren = PrefabUtils.GetContainerChildren(editorTarget.container);
AutoPhysicsSimulation.ApplyPhysics(editorTarget.physicsSettings, containerChildren, SpawnSettings.AutoSimulationType.Continuous);
}
