private void DrawTerrainSection(HEU_HoudiniAsset asset, SerializedObject assetObject)
{
int numVolumes = asset.GetVolumeCacheCount();
if(numVolumes <= 0)
{
return;
}
HEU_EditorUI.BeginSection();
{
SerializedProperty showTerrainProperty = HEU_EditorUtility.GetSerializedProperty(assetObject, "_showTerrainSection");
if (showTerrainProperty != null)
{
showTerrainProperty.boolValue = HEU_EditorUI.DrawFoldOut(showTerrainProperty.boolValue, "TERRAIN");
if (showTerrainProperty.boolValue)
{
// Draw each volume layer
List<HEU_VolumeCache> volumeCaches = asset.GetVolumeCaches();
int numCaches = volumeCaches.Count;
for (int i = 0; i < numCaches; ++i)
{
SerializedObject cacheObjectSerialized = new SerializedObject(volumeCaches[i]);
bool bChanged = false;
SerializedProperty layersProperty = cacheObjectSerialized.FindProperty("_layers");
if (layersProperty == null || layersProperty.arraySize == 0)
{
continue;
}
string heading = string.Format("{0}-{1}:", volumeCaches[i].ObjectName, volumeCaches[i].GeoName);
if (HEU_EditorUI.DrawFoldOutSerializedProperty(HEU_EditorUtility.GetSerializedProperty(cacheObjectSerialized, "_uiExpanded"), heading, ref bChanged))
{
EditorGUI.indentLevel++;
int numlayers = layersProperty.arraySize;
for (int j = 0; j < numlayers; ++j)
{
SerializedProperty layerProperty = layersProperty.GetArrayElementAtIndex(j);
if (layerProperty == null)
{
continue;
}
string layerName = string.Format("Layer: {0}", layerProperty.FindPropertyRelative("_layerName").stringValue);
SerializedProperty uiExpandedProperty = layerProperty.FindPropertyRelative("_uiExpanded");
bool bExpanded = uiExpandedProperty != null ? uiExpandedProperty.boolValue : true;
bool bNewExpanded = HEU_EditorUI.DrawFoldOut(bExpanded, layerName);
if (uiExpandedProperty != null && bExpanded != bNewExpanded)
{
bChanged = true;
uiExpandedProperty.boolValue = bNewExpanded;
}
if (!bNewExpanded)
{
continue;
}
if (HEU_EditorUtility.EditorDrawFloatSliderProperty(layerProperty, "_strength", "Strength", "Amount to multiply the layer values by on import."))
{
bChanged = true;
}
SerializedProperty overrideProperty = layerProperty.FindPropertyRelative("_overrides");
SerializedProperty textureProperty = layerProperty.FindPropertyRelative("_diffuseTexture");
if (textureProperty != null)
{
Object textureObject = textureProperty.objectReferenceValue;
EditorGUILayout.PropertyField(textureProperty, new GUIContent("Diffuse Texture", "Difuse texture used by terrain layer."));
if (textureObject != textureProperty.objectReferenceValue)
{
SetVolumeLayerPropertyOverride(overrideProperty, HEU_VolumeLayer.Overrides.Diffuse);
bChanged = true;
}
HEU_EditorUI.DrawSeparator();
}
#if UNITY_2018_3_OR_NEWER
SerializedProperty maskTextureProperty = layerProperty.FindPropertyRelative("_maskTexture");
if (maskTextureProperty != null)
{
Object textureObject = maskTextureProperty.objectReferenceValue;
EditorGUILayout.PropertyField(maskTextureProperty, new GUIContent("Mask Texture", "The mask map texture used by the terrain layer."));
if (textureObject != maskTextureProperty.objectReferenceValue)
{
SetVolumeLayerPropertyOverride(overrideProperty, HEU_VolumeLayer.Overrides.Mask);
bChanged = true;
}
HEU_EditorUI.DrawSeparator();
}
#endif
SerializedProperty normalProperty = layerProperty.FindPropertyRelative("_normalTexture");
if (normalProperty != null)
{
Object normalObject = normalProperty.objectReferenceValue;
EditorGUILayout.PropertyField(normalProperty, new GUIContent("NormalMap", "Normal map of the splat applied to the Terrain."));
if (normalObject != normalProperty.objectReferenceValue)
{
SetVolumeLayerPropertyOverride(overrideProperty, HEU_VolumeLayer.Overrides.Normal);
bChanged = true;
}
HEU_EditorUI.DrawSeparator();
}
#if UNITY_2018_3_OR_NEWER
if (HEU_EditorUtility.EditorDrawFloatSliderProperty(layerProperty, "_normalScale", "Normal Scale", "The normal scale value of the splat layer."))
{
SetVolumeLayerPropertyOverride(overrideProperty, HEU_VolumeLayer.Overrides.NormalScale);
bChanged = true;
}
#endif
if (HEU_EditorUtility.EditorDrawFloatSliderProperty(layerProperty, "_metallic", "Metallic", "The metallic value of the splat layer."))
{
SetVolumeLayerPropertyOverride(overrideProperty, HEU_VolumeLayer.Overrides.Metallic);
bChanged = true;
}
if (HEU_EditorUtility.EditorDrawFloatSliderProperty(layerProperty, "_smoothness", "Smoothness", "The smoothness value of the splat layer when the main texture has no alpha channel."))
{
SetVolumeLayerPropertyOverride(overrideProperty, HEU_VolumeLayer.Overrides.Smoothness);
bChanged = true;
}
#if UNITY_2018_3_OR_NEWER
SerializedProperty specularProperty = layerProperty.FindPropertyRelative("_specularColor");
if (specularProperty != null)
{
Color specColor = specularProperty.colorValue;
EditorGUILayout.PropertyField(specularProperty, new GUIContent("Specular", "Specular color"));
if (specularProperty.colorValue != specColor)
{
SetVolumeLayerPropertyOverride(overrideProperty, HEU_VolumeLayer.Overrides.Specular);
bChanged = true;
}
}
#endif
if (HEU_EditorUtility.EditorDrawVector2RelativeProperty(layerProperty, "_tileSize", "Tile Size (W, H)", "Size of the tile used in the texture of the SplatPrototype."))
{
SetVolumeLayerPropertyOverride(overrideProperty, HEU_VolumeLayer.Overrides.TileSize);
bChanged = true;
}
if (HEU_EditorUtility.EditorDrawVector2RelativeProperty(layerProperty, "_tileOffset", "Tile Offset (X, Y)", "Offset of the tile texture of the SplatPrototype."))
{
SetVolumeLayerPropertyOverride(overrideProperty, HEU_VolumeLayer.Overrides.TileOffset);
bChanged = true;
}
HEU_EditorUI.DrawSeparator();
}
EditorGUI.indentLevel--;
}
if(bChanged)
{
SerializedProperty dirtyProperty = cacheObjectSerialized.FindProperty("_isDirty");
if (dirtyProperty != null)
{
dirtyProperty.boolValue = true;
}
cacheObjectSerialized.ApplyModifiedProperties();
}
}
}
}
}
HEU_EditorUI.EndSection();
HEU_EditorUI.DrawSeparator();
}
private void DrawTerrainSection(HEU_HoudiniAsset asset, SerializedObject assetObject)
{
int numVolumes = asset.GetVolumeCacheCount();
if(numVolumes <= 0)
{
return;
}
HEU_EditorUI.BeginSection();
{
SerializedProperty showTerrainProperty = HEU_EditorUtility.GetSerializedProperty(assetObject, "_showTerrainSection");
if (showTerrainProperty != null)
{
showTerrainProperty.boolValue = HEU_EditorUI.DrawFoldOut(showTerrainProperty.boolValue, "TERRAIN");
if (showTerrainProperty.boolValue)
{
// Draw each volume layer
List<HEU_VolumeCache> volumeCaches = asset.GetVolumeCaches();
int numCaches = volumeCaches.Count;
for (int i = 0; i < numCaches; ++i)
{
SerializedObject cacheObjectSerialized = new SerializedObject(volumeCaches[i]);
bool bChanged = false;
bool bStrengthChanged = false;
SerializedProperty layersProperty = cacheObjectSerialized.FindProperty("_layers");
if (layersProperty == null || layersProperty.arraySize == 0)
{
continue;
}
string heading = string.Format("{0}-{1}:", volumeCaches[i].ObjectName, volumeCaches[i].GeoName);
if (HEU_EditorUI.DrawFoldOutSerializedProperty(HEU_EditorUtility.GetSerializedProperty(cacheObjectSerialized, "_uiExpanded"), heading, ref bChanged))
{
EditorGUI.indentLevel++;
int numlayers = layersProperty.arraySize;
for (int j = 0; j < numlayers; ++j)
{
SerializedProperty layerProperty = layersProperty.GetArrayElementAtIndex(j);
if (layerProperty == null)
{
continue;
}
// Skipping "height" layer on UI since its treated as Houdini-specific layer
string layerName = layerProperty.FindPropertyRelative("_layerName").stringValue;
if (layerName.Equals(HEU_Defines.HAPI_HEIGHTFIELD_LAYERNAME_HEIGHT))
{
continue;
}
layerName = string.Format("Layer: {0}", layerName);
SerializedProperty uiExpandedProperty = layerProperty.FindPropertyRelative("_uiExpanded");
bool bExpanded = uiExpandedProperty != null ? uiExpandedProperty.boolValue : true;
bool bNewExpanded = HEU_EditorUI.DrawFoldOut(bExpanded, layerName);
if (uiExpandedProperty != null && bExpanded != bNewExpanded)
{
bChanged = true;
uiExpandedProperty.boolValue = bNewExpanded;
}
if (!bNewExpanded)
{
continue;
}
if (HEU_EditorUtility.EditorDrawFloatSliderProperty(layerProperty, "_strength", "Strength", "Amount to multiply the layer values by on import."))
{
bStrengthChanged = true;
}
HEU_EditorUI.DrawSeparator();
}
EditorGUI.indentLevel--;
}
if (bStrengthChanged)
{
SerializedProperty dirtyProperty = cacheObjectSerialized.FindProperty("_isDirty");
if (dirtyProperty != null)
{
dirtyProperty.boolValue = true;
bChanged = true;
}
}
if(bChanged)
{
cacheObjectSerialized.ApplyModifiedProperties();
}
}
}
}
}
HEU_EditorUI.EndSection();
HEU_EditorUI.DrawSeparator();
}