private bool SetFileParm(HAPI_NodeId fileNodeID, string filePath) { HAPI_ParmId parmID = -1; if (!_session.GetParmIDFromName(fileNodeID, "file", out parmID)) { return false; } if (!_session.SetParamStringValue(fileNodeID, filePath, parmID, 0)) { return false; } return true; }
// LOGIC ----------------------------------------------------------------------------------------------------- public bool SetupHandle(HEU_SessionBase session, HAPI_NodeId assetID, int handleIndex, string handleName, HEU_HandleType handleType, ref HAPI_HandleInfo handleInfo, HEU_Parameters parameters) { _handleIndex = handleIndex; _handleName = handleName; _handleType = handleType; HAPI_HandleBindingInfo[] handleBindingInfos = new HAPI_HandleBindingInfo[handleInfo.bindingsCount]; if (!session.GetHandleBindingInfo(assetID, _handleIndex, handleBindingInfos, 0, handleInfo.bindingsCount)) { return false; } HAPI_ParmId translateParmID = -1; HAPI_ParmId rotateParmID = -1; HAPI_ParmId scaleParmID = -1; HAPI_ParmId rstOrderParmID = -1; HAPI_ParmId xyzOrderParmID = -1; _rstOrder = HAPI_RSTOrder.HAPI_SRT; _xyzOrder = HAPI_XYZOrder.HAPI_XYZ; _handleParamTranslateBinding = null; _handleParamRotateBinding = null; _handleParamScaleBinding = null; for (int i = 0; i < handleBindingInfos.Length; ++i) { string parmName = HEU_SessionManager.GetString(handleBindingInfos[i].handleParmNameSH, session); //string assetParmName = HEU_SessionManager.GetString(handleBindingInfos[i].assetParmNameSH, session); //Debug.LogFormat("Handle {0} has parm {1} with asset parm {2} with asset parm id {3}", handleName, parmName, assetParmName, handleBindingInfos[i].assetParmId); if (parmName.Equals("tx") || parmName.Equals("ty") || parmName.Equals("tz")) { translateParmID = handleBindingInfos[i].assetParmId; if(_handleParamTranslateBinding == null) { HEU_ParameterData parmData = parameters.GetParameterWithParmID(translateParmID); if (parmData != null && !parmData._parmInfo.invisible) { _handleParamTranslateBinding = new HEU_HandleParamBinding(); _handleParamTranslateBinding._paramType = HEU_HandleParamBinding.HEU_HandleParamType.TRANSLATE; _handleParamTranslateBinding._parmID = parmData.ParmID; _handleParamTranslateBinding._paramName = parmData._name; _handleParamTranslateBinding._bDisabled = parmData._parmInfo.disabled; } } if(_handleParamTranslateBinding != null) { if(parmName.Equals("tx")) { _handleParamTranslateBinding._boundChannels[0] = true; } else if (parmName.Equals("ty")) { _handleParamTranslateBinding._boundChannels[1] = true; } else if (parmName.Equals("tz")) { _handleParamTranslateBinding._boundChannels[2] = true; } } } if (parmName.Equals("rx") || parmName.Equals("ry") || parmName.Equals("rz")) { rotateParmID = handleBindingInfos[i].assetParmId; if(_handleParamRotateBinding == null) { HEU_ParameterData parmData = parameters.GetParameterWithParmID(rotateParmID); if (parmData != null && !parmData._parmInfo.invisible) { _handleParamRotateBinding = new HEU_HandleParamBinding(); _handleParamRotateBinding._paramType = HEU_HandleParamBinding.HEU_HandleParamType.ROTATE; _handleParamRotateBinding._parmID = parmData.ParmID; _handleParamRotateBinding._paramName = parmData._name; _handleParamRotateBinding._bDisabled = parmData._parmInfo.disabled; } } if (_handleParamRotateBinding != null) { if (parmName.Equals("rx")) { _handleParamRotateBinding._boundChannels[0] = true; } else if (parmName.Equals("ry")) { _handleParamRotateBinding._boundChannels[1] = true; } else if (parmName.Equals("rz")) { _handleParamRotateBinding._boundChannels[2] = true; } } } if (parmName.Equals("sx") || parmName.Equals("sy") || parmName.Equals("sz")) { scaleParmID = handleBindingInfos[i].assetParmId; if (_handleParamScaleBinding == null) { HEU_ParameterData parmData = parameters.GetParameterWithParmID(scaleParmID); if (parmData != null && !parmData._parmInfo.invisible) { _handleParamScaleBinding = new HEU_HandleParamBinding(); _handleParamScaleBinding._paramType = HEU_HandleParamBinding.HEU_HandleParamType.SCALE; _handleParamScaleBinding._parmID = parmData.ParmID; _handleParamScaleBinding._paramName = parmData._name; _handleParamScaleBinding._bDisabled = parmData._parmInfo.disabled; } } if (_handleParamScaleBinding != null) { if (parmName.Equals("sx")) { _handleParamScaleBinding._boundChannels[0] = true; } else if (parmName.Equals("sy")) { _handleParamScaleBinding._boundChannels[1] = true; } else if (parmName.Equals("sz")) { _handleParamScaleBinding._boundChannels[2] = true; } } } if(parmName.Equals("trs_order")) { rstOrderParmID = handleBindingInfos[i].assetParmId; } if (parmName.Equals("xyz_order")) { xyzOrderParmID = handleBindingInfos[i].assetParmId; } } if (rstOrderParmID >= 0) { HEU_ParameterData parmData = parameters.GetParameter(rstOrderParmID); if (parmData != null) { _rstOrder = (HAPI_RSTOrder)parmData._intValues[0]; } } if (xyzOrderParmID >= 0) { HEU_ParameterData parmData = parameters.GetParameter(xyzOrderParmID); if (parmData != null) { _xyzOrder = (HAPI_XYZOrder)parmData._intValues[0]; } } GenerateTransform(session, parameters); return true; }
public virtual bool GetParmIDFromName(HAPI_NodeId nodeID, string parmName, out HAPI_ParmId parmID) { parmID = HEU_Defines.HAPI_INVALID_PARM_ID; return false; }
public virtual bool GetParmWithTag(HAPI_NodeId nodeID, string tagName, ref HAPI_ParmId parmID) { return false; }
public virtual bool RemoveMultiParmInstance(HAPI_NodeId nodeID, HAPI_ParmId parmID, int instancePosition) { return false; }
public virtual bool SetParamStringValue(HAPI_NodeId nodeID, string strValue, HAPI_ParmId parmID, int index) { return false; }
public virtual bool RenderTextureToImage(HAPI_NodeId materialNodeID, HAPI_ParmId parmID, bool bLogError = true) { return false; }
public static Texture2D RenderAndExtractImageToTexture(HEU_SessionBase session, HAPI_MaterialInfo materialInfo, HAPI_ParmId textureParmID, string textureName, string assetCacheFolderPath) { //Debug.LogFormat("Rendering texture {0} with name {1} for material {2} at path {3}", textureParmID, textureName, materialInfo.nodeId, assetCacheFolderPath); Texture2D texture = null; // First we get Houdini to render the texture to an image buffer, then query the buffer over HAPI // Next we convert to PNG, and write out to file in our Assets directory // The reason for querying as a buffer is to workaround a bug with ExtractHoudiniImageToTextureFile // Note: intentionly ignoring any errors as sometimes there aren't any textures if (session.RenderTextureToImage(materialInfo.nodeId, textureParmID, false)) { texture = HEU_MaterialFactory.ExtractHoudiniImageToTextureRaw(session, materialInfo, "C A"); if(texture != null) { texture.name = textureName; // Get the Textures folder in the assetCacheFolderPath. Make sure it exists. assetCacheFolderPath = HEU_AssetDatabase.AppendTexturesPathToAssetFolder(assetCacheFolderPath); HEU_AssetDatabase.CreatePathWithFolders(assetCacheFolderPath); // We are defaulting to PNG here if no extension already set. This forces it to use PNG format below. if (!textureName.EndsWith(".png") && !textureName.EndsWith(".jpg")) { textureName = textureName + ".png"; } string textureFileName = HEU_Platform.BuildPath(assetCacheFolderPath, string.Format("{0}", textureName)); byte[] encodedBytes; if(textureName.EndsWith(".jpg")) { encodedBytes = texture.EncodeToJPG(); } else // Use PNG otherwise { encodedBytes = texture.EncodeToPNG(); } HEU_Platform.WriteBytes(textureFileName, encodedBytes); // Re-import for project to recognize the new texture file HEU_AssetDatabase.ImportAsset(textureFileName, HEU_AssetDatabase.HEU_ImportAssetOptions.Default); // Load the new texture file texture = HEU_AssetDatabase.LoadAssetAtPath(textureFileName, typeof(Texture2D)) as Texture2D; } //texture = HEU_MaterialFactory.ExtractHoudiniImageToTextureFile(session, materialInfo, "C A", assetCacheFolderPath); } return texture; }