public void drawPin(HoudiniInstancerOverrideInfo override_info)
{
// TODO: This code should be on the companion Editor class, not here!
float handle_size = HandleUtility.GetHandleSize(override_info.translate);
Matrix4x4 old_handles_mat = Handles.matrix;
Matrix4x4 mat = new Matrix4x4();
mat.m00 = 1; mat.m11 = 1; mat.m22 = 1; mat.m33 = 1;
mat.SetColumn(3, new Vector4(override_info.translate.x,
override_info.translate.y,
override_info.translate.z, 1));
Handles.matrix = mat;
const float scale_factor_tweak1 = 0.17f;
const float scale_factor_tweak2 = 0.2f;
float scale_factor = scale_factor_tweak1 * handle_size;
if (scale_factor < scale_factor_tweak1)
{
scale_factor = scale_factor_tweak1;
}
scale_factor *= HoudiniHost.prPinSize;
Handles.color = new Color(1.0f, 1.0f, 1.0f, 1.0f);
const float vertical_scale = 14.0f;
float pin_sphere_displacement = 14.0f * scale_factor * scale_factor_tweak2;
mat = Handles.matrix;
mat.m11 = vertical_scale;
Handles.matrix = mat;
Vector3 position = new Vector3(0, 0, 0);
position.y = 0.5f * pin_sphere_displacement / vertical_scale;
Handles.CylinderCap(override_info.instancePointNumber,
position,
Quaternion.Euler(new Vector3(90, 0, 0)),
scale_factor * scale_factor_tweak2);
mat.m11 = 1.0f;
Handles.matrix = mat;
Handles.color = HoudiniHost.prPinColour;
position.y = pin_sphere_displacement;
Handles.SphereCap(override_info.instancePointNumber,
position,
Quaternion.Euler(new Vector3(90, 0, 0)),
scale_factor * 1.3f);
Handles.matrix = old_handles_mat;
}
public void pinObject(GameObject pin_object, bool pin)
{
HoudiniInstance instance = pin_object.GetComponent <HoudiniInstance>();
if (instance == null)
{
//The user might be moving the part instead of the object, so we should
//try to pin that in this case.
Transform parent = pin_object.transform.parent;
while (parent != null)
{
instance = parent.gameObject.GetComponent <HoudiniInstance>();
if (instance != null)
{
break;
}
parent = parent.parent;
}
if (instance == null)
{
return;
}
}
if (!pin)
{
unPinInstance(instance.prInstancePointNumber);
}
else
{
Transform game_object_xform = pin_object.transform;
HoudiniInstancerOverrideInfo override_info =
ScriptableObject.CreateInstance <HoudiniInstancerOverrideInfo>();
override_info.translate = game_object_xform.position;
override_info.rotate = game_object_xform.rotation.eulerAngles;
Vector3 scale = game_object_xform.localScale;
Transform parent = game_object_xform.parent;
while (parent != null)
{
scale.x *= parent.localScale.x;
scale.y *= parent.localScale.y;
scale.z *= parent.localScale.z;
parent = parent.parent;
}
override_info.scale = scale;
override_info.objectToInstantiate = instance.prObjectToInstantiate;
override_info.objectToInstantiatePath = getGameObjectPath(instance.prObjectToInstantiate);
override_info.instancePointNumber = instance.prInstancePointNumber;
pinInstance(override_info);
}
}
private void instanceOverriddenObjects(int total_points, List <int> exclusion_list)
{
int current_max_point_index = total_points - 1;
HoudiniInstancerPersistentData data = prPersistentData;
for (int ii = 0; ii < data.overriddenInstances.Count; ii++)
{
HoudiniInstancerOverrideInfo override_info = data.overriddenInstances[ii];
Vector3 pos = override_info.translate;
Vector3 euler = override_info.rotate;
Vector3 scale = override_info.scale;
GameObject object_to_instantiate = override_info.objectToInstantiate;
if (object_to_instantiate == null)
{
object_to_instantiate = GameObject.Find(override_info.objectToInstantiatePath);
if (object_to_instantiate == null)
{
data.overriddenInstances.RemoveAt(ii);
continue;
}
}
instanceObject(object_to_instantiate,
pos, euler, override_info.instancePointNumber, true, scale, false, "");
if (override_info.instancePointNumber < total_points)
{
exclusion_list.Add(override_info.instancePointNumber);
}
else
{
if (current_max_point_index >= 0)
{
exclusion_list.Add(current_max_point_index);
current_max_point_index--;
}
}
}
}
public bool pinInstance(HoudiniInstancerOverrideInfo info)
{
HoudiniInstancerPersistentData persistent_data = prPersistentData;
Undo.RecordObject(persistent_data, "Houdini Pin Instance");
int ii = 0;
for (ii = 0; ii < persistent_data.overriddenInstances.Count; ii++)
{
HoudiniInstancerOverrideInfo override_info = persistent_data.overriddenInstances[ii];
if (override_info.instancePointNumber == info.instancePointNumber)
{
persistent_data.overriddenInstances.RemoveAt(ii);
break;
}
}
persistent_data.overriddenInstances.Add(info);
return(true);
}
public void unPinInstance(int point_index)
{
HoudiniInstancerPersistentData persistent_data = prPersistentData;
Undo.RecordObject(persistent_data, "Houdini Unpin Instance");
int index_to_remove = -1;
for (int ii = 0; ii < persistent_data.overriddenInstances.Count; ii++)
{
HoudiniInstancerOverrideInfo override_info = persistent_data.overriddenInstances[ii];
if (override_info.instancePointNumber == point_index)
{
index_to_remove = ii;
break;
}
}
if (index_to_remove >= 0)
{
persistent_data.overriddenInstances.RemoveAt(index_to_remove);
}
}
public void drawPin( HoudiniInstancerOverrideInfo override_info )
{
// TODO: This code should be on the companion Editor class, not here!
float handle_size = HandleUtility.GetHandleSize( override_info.translate );
Matrix4x4 old_handles_mat = Handles.matrix;
Matrix4x4 mat = new Matrix4x4();
mat.m00 = 1; mat.m11 = 1; mat.m22 = 1; mat.m33 = 1;
mat.SetColumn( 3, new Vector4( override_info.translate.x,
override_info.translate.y,
override_info.translate.z, 1) );
Handles.matrix = mat;
const float scale_factor_tweak1 = 0.17f;
const float scale_factor_tweak2 = 0.2f;
float scale_factor = scale_factor_tweak1*handle_size;
if(scale_factor < scale_factor_tweak1 )
scale_factor = scale_factor_tweak1;
scale_factor *= HoudiniHost.prPinSize;
Handles.color = new Color( 1.0f, 1.0f, 1.0f, 1.0f );
const float vertical_scale = 14.0f;
float pin_sphere_displacement = 14.0f*scale_factor*scale_factor_tweak2;
mat = Handles.matrix;
mat.m11 = vertical_scale;
Handles.matrix = mat;
Vector3 position = new Vector3( 0, 0, 0 );
position.y = 0.5f*pin_sphere_displacement/vertical_scale;
Handles.CylinderCap( override_info.instancePointNumber,
position,
Quaternion.Euler( new Vector3( 90, 0, 0)),
scale_factor*scale_factor_tweak2 );
mat.m11 = 1.0f;
Handles.matrix = mat;
Handles.color = HoudiniHost.prPinColour;
position.y = pin_sphere_displacement;
Handles.SphereCap ( override_info.instancePointNumber,
position,
Quaternion.Euler( new Vector3( 90, 0, 0)),
scale_factor*1.3f );
Handles.matrix = old_handles_mat;
}
public bool pinInstance( HoudiniInstancerOverrideInfo info )
{
HoudiniInstancerPersistentData persistent_data = prPersistentData;
Undo.RecordObject( persistent_data, "Houdini Pin Instance" );
int ii = 0;
for( ii = 0; ii < persistent_data.overriddenInstances.Count; ii++ )
{
HoudiniInstancerOverrideInfo override_info = persistent_data.overriddenInstances[ ii ];
if( override_info.instancePointNumber == info.instancePointNumber )
{
persistent_data.overriddenInstances.RemoveAt( ii );
break;
}
}
persistent_data.overriddenInstances.Add( info );
return true;
}
