void Awake()
{
attribsStore = GetComponentInChildren <HEU_OutputAttributesStore>();
numData = attribsStore.GetAttribute("numSpawns");
numSpawns = numData._intValues[0];
for (int i = 0; numSpawns > i; i++)
{
HEU_OutputAttribute temp;
float[] tempF;
string attName = "spawnPos_" + (i + 1).ToString();
temp = attribsStore.GetAttribute(attName);
tempF = temp._floatValues;
Vector3 tempV = new Vector3(tempF[0], tempF[1], tempF[2]);
spawnPozzys.Add(tempV);
}
}
///Called on Asset recook or in edit mode
void InstancerCallback()
{
// Acquire the attribute storage component (HEU_OutputAttributesStore).
// HEU_OutputAttributesStore contains a dictionary of attribute names to attribute data (HEU_OutputAttribute).
// HEU_OutputAttributesStore is added to the generated gameobject when an attribute with name
// "hengine_attr_store" is created at the detail level.
HEU_OutputAttributesStore attrStore = gameObject.GetComponent <HEU_OutputAttributesStore>();
if (attrStore == null)
{
Debug.LogWarning("No HEU_OutputAttributesStore component found!");
return;
}
Debug.Log("HEU attrib store found");
//Collect all nodes from HEngine
Transform[] childTrans = transform.GetComponentsInChildren <Transform>(false);
int numChildren = childTrans.Length;
// Starting at 1 to skip parent transform
////Pull in attributes from the Houdini heightfield terrain. These are stored on the attrStore
HEU_OutputAttribute colorAttr = attrStore.GetAttribute("Cd");
HEU_OutputAttribute neighborAttr = attrStore.GetAttribute("neighbours");
//Attributes used for weight generation (height also used for scaling)
HEU_OutputAttribute heightAttr = attrStore.GetAttribute("height");
HEU_OutputAttribute waterAttr = attrStore.GetAttribute("water");
HEU_OutputAttribute debrisAttr = attrStore.GetAttribute("debris");
HEU_OutputAttribute sedimentAttr = attrStore.GetAttribute("sediment");
HEU_OutputAttribute bedrockAttr = attrStore.GetAttribute("bedrock");
HEU_OutputAttribute noiseAttr = attrStore.GetAttribute("noise");
///Check for issue when editing where the asset needs to be recooked
Debug.Log(colorAttr._floatValues.Length);
//Loop through all generated nodes
for (int i = 1; i < numChildren; ++i)
{
///Make sure the node exists
string instanceName = "Instance" + i;
if (childTrans[i].name.EndsWith(instanceName))
{
// Now apply health as scale value
Vector3 scale = childTrans[i].localScale;
// Health index is -1 due to child indices off by 1 because of parent
scale.y = heightAttr._floatValues[i - 1];
childTrans[i].localScale = scale;
//Colorize by point color from Houdini //!!This generates a unique material per node
childTrans[i].GetComponent <Renderer>().material.SetColor("_Color", new Color(colorAttr._floatValues[(i * 3) - 3], colorAttr._floatValues[(i * 3) - 2], colorAttr._floatValues[(i * 3) - 1]));
////Due to vector dim limits, this cannot have more paths w/o adding more vec attribs
///Generate node paths. These are made in Houdini using the nearpoints fn
Node childNode = childTrans[i].GetComponent <Node>();
childNode.ConnectsTo = new Node[4];
childNode.ConnectsTo[0] = childTrans[neighborAttr._intValues[(i * 4) - 4] + 1].GetComponent <Node>();
childNode.ConnectsTo[1] = childTrans[neighborAttr._intValues[(i * 4) - 3] + 1].GetComponent <Node>();
childNode.ConnectsTo[2] = childTrans[neighborAttr._intValues[(i * 4) - 2] + 1].GetComponent <Node>();
childNode.ConnectsTo[3] = childTrans[neighborAttr._intValues[(i * 4) - 1] + 1].GetComponent <Node>();
///Create node weight array and init
float[] _inputValues = new float[waterAttr._floatValues.Length];
//Fill array based on which weight type is selected in editor
switch (_chosenWeightType)
{
case weightType.none:
_inputValues.Init(1f); ///This was changed outside of unity and is untested, line 116 init also used to be in here
break;
case weightType.water:
_inputValues = waterAttr._floatValues;
break;
case weightType.debris:
_inputValues = debrisAttr._floatValues;
break;
case weightType.height:
_inputValues = heightAttr._floatValues;
break;
case weightType.sediment:
_inputValues = sedimentAttr._floatValues;
break;
case weightType.bedrock:
_inputValues = bedrockAttr._floatValues;
break;
case weightType.noise:
_inputValues = noiseAttr._floatValues;
break;
}
///0-1 the weight (has issues with noises, somehow generating negative numbers)
float _normalizedValue = (_inputValues[i - 1] - Mathf.Min(_inputValues)) / Mathf.Max(_inputValues); //0-1'd
//Set the node's weight, checking if editor wants weights inverted
childNode.ownWeight = bInvertedWeights ? 1f - _normalizedValue : _normalizedValue;
}
}
}
/// <summary>
/// Example to show how to use the HEU_OutputAttributeStore component to query
/// attribute data and set it on instances.
/// This should be used with heu_instance_cubes_with_custom_attr.hda.
/// This function is called after HDA is cooked.
/// </summary>
void InstancerCallback()
{
// Acquire the attribute storage component (HEU_OutputAttributesStore).
// HEU_OutputAttributesStore contains a dictionary of attribute names to attribute data (HEU_OutputAttribute).
// HEU_OutputAttributesStore is added to the generated gameobject when an attribute with name
// "hengine_attr_store" is created at the detail level.
HEU_OutputAttributesStore attrStore = gameObject.GetComponent <HEU_OutputAttributesStore>();
if (attrStore == null)
{
Debug.LogWarning("No HEU_OutputAttributesStore component found!");
return;
}
// Query for the health attribute (HEU_OutputAttribute).
// HEU_OutputAttribute contains the attribute info such as name, class, storage, and array of data.
// Use the name to get HEU_OutputAttribute.
// Can use HEU_OutputAttribute._type to figure out what the actual data type is.
// Note that data is stored in array. The size of the array corresponds to the data type.
// For instances, the size of the array is the point cound.
HEU_OutputAttribute healthAttr = attrStore.GetAttribute("health");
if (healthAttr != null)
{
LogAttr(healthAttr);
}
// Query for the vector size attribute
HEU_OutputAttribute sizeAttr = attrStore.GetAttribute("size");
if (sizeAttr != null)
{
LogAttr(sizeAttr);
}
// Query for the stringdata attribute
HEU_OutputAttribute stringAttr = attrStore.GetAttribute("stringdata");
if (stringAttr != null)
{
LogAttr(stringAttr);
}
// Example of how to map the attribute array values to instances
// Get the generated instances as children of this gameobject.
// Note that this will include the current parent as first element (so its number of children + 1 size)
Transform[] childTrans = transform.GetComponentsInChildren <Transform>();
int numChildren = childTrans.Length;
// Starting at 1 to skip parent transform
for (int i = 1; i < numChildren; ++i)
{
Debug.LogFormat("Instance {0}: name = {1}", i, childTrans[i].name);
// Can use the name to match up indices
string instanceName = "Instance" + i;
if (childTrans[i].name.EndsWith(instanceName))
{
// Now apply health as scale value
Vector3 scale = childTrans[i].localScale;
// Health index is -1 due to child indices off by 1 because of parent
scale.y = healthAttr._intValues[i - 1];
childTrans[i].localScale = scale;
}
}
}
