/// <summary> /// /// </summary> /// <param name="mDagPath">DAG path to the transform above light</param> /// <param name="babylonScene"></param> /// <returns></returns> private BabylonNode ExportLight(MDagPath mDagPath, BabylonScene babylonScene) { RaiseMessage(mDagPath.partialPathName, 1); // Transform above light MFnTransform mFnTransform = new MFnTransform(mDagPath); // Light direct child of the transform MFnLight mFnLight = null; for (uint i = 0; i < mFnTransform.childCount; i++) { MObject childObject = mFnTransform.child(i); if (childObject.hasFn(MFn.Type.kLight)) { var _mFnLight = new MFnLight(childObject); if (!_mFnLight.isIntermediateObject) { mFnLight = _mFnLight; } } } if (mFnLight == null) { RaiseError("No light found has child of " + mDagPath.fullPathName); return(null); } RaiseMessage("mFnLight.fullPathName=" + mFnLight.fullPathName, 2); // --- prints --- #region prints // MFnLight RaiseVerbose("BabylonExporter.Light | mFnLight data", 2); RaiseVerbose("BabylonExporter.Light | mFnLight.color.toString()=" + mFnLight.color.toString(), 3); RaiseVerbose("BabylonExporter.Light | mFnLight.intensity=" + mFnLight.intensity, 3); RaiseVerbose("BabylonExporter.Light | mFnLight.useRayTraceShadows=" + mFnLight.useRayTraceShadows, 3); RaiseVerbose("BabylonExporter.Light | mFnLight.shadowColor.toString()=" + mFnLight.shadowColor.toString(), 3); RaiseVerbose("BabylonExporter.Light | mFnLight.centerOfIllumination=" + mFnLight.centerOfIllumination, 3); RaiseVerbose("BabylonExporter.Light | mFnLight.numShadowSamples=" + mFnLight.numShadowSamples, 3); RaiseVerbose("BabylonExporter.Light | mFnLight.rayDepthLimit=" + mFnLight.rayDepthLimit, 3); RaiseVerbose("BabylonExporter.Light | mFnLight.opticalFXvisibility.toString()=" + mFnLight.opticalFXvisibility.toString(), 3); RaiseVerbose("BabylonExporter.Light | mFnLight.lightIntensity.toString()=" + mFnLight.lightIntensity.toString(), 3); RaiseVerbose("BabylonExporter.Light | mFnLight.instanceCount(true)=" + mFnLight.instanceCount(true), 3); RaiseVerbose("BabylonExporter.Light | mFnLight.lightDirection(0).toString()=" + mFnLight.lightDirection(0).toString(), 3); RaiseVerbose("BabylonExporter.Light | mFnLight.lightAmbient=" + mFnLight.lightAmbient, 3); RaiseVerbose("BabylonExporter.Light | mFnLight.lightDiffuse=" + mFnLight.lightDiffuse, 3); RaiseVerbose("BabylonExporter.Light | mFnLight.lightSpecular=" + mFnLight.lightSpecular, 3); switch (mFnLight.objectProperty.apiType) { case MFn.Type.kSpotLight: MFnSpotLight mFnSpotLight = new MFnSpotLight(mFnLight.objectProperty); // MFnNonAmbientLight RaiseVerbose("BabylonExporter.Light | mFnSpotLight.decayRate=" + mFnSpotLight.decayRate, 3); // dropdown enum value // MFnNonExtendedLight RaiseVerbose("BabylonExporter.Light | mFnSpotLight.shadowRadius=" + mFnSpotLight.shadowRadius, 3); RaiseVerbose("BabylonExporter.Light | mFnSpotLight.castSoftShadows=" + mFnSpotLight.castSoftShadows, 3); RaiseVerbose("BabylonExporter.Light | mFnSpotLight.useDepthMapShadows=" + mFnSpotLight.useDepthMapShadows, 3); RaiseVerbose("BabylonExporter.Light | mFnSpotLight.depthMapFilterSize()=" + mFnSpotLight.depthMapFilterSize(), 3); RaiseVerbose("BabylonExporter.Light | mFnSpotLight.depthMapResolution()=" + mFnSpotLight.depthMapResolution(), 3); RaiseVerbose("BabylonExporter.Light | mFnSpotLight.depthMapBias()=" + mFnSpotLight.depthMapBias(), 3); // MFnSpotLight RaiseVerbose("BabylonExporter.Light | mFnSpotLight.coneAngle=" + mFnSpotLight.coneAngle, 3); RaiseVerbose("BabylonExporter.Light | mFnSpotLight.penumbraAngle=" + mFnSpotLight.penumbraAngle, 3); RaiseVerbose("BabylonExporter.Light | mFnSpotLight.dropOff=" + mFnSpotLight.dropOff, 3); RaiseVerbose("BabylonExporter.Light | mFnSpotLight.barnDoors=" + mFnSpotLight.barnDoors, 3); RaiseVerbose("BabylonExporter.Light | mFnSpotLight.useDecayRegions=" + mFnSpotLight.useDecayRegions, 3); RaiseVerbose("BabylonExporter.Light | mFnSpotLight.startDistance(MFnSpotLight.MDecayRegion.kFirst)=" + mFnSpotLight.startDistance(MFnSpotLight.MDecayRegion.kFirst), 3); RaiseVerbose("BabylonExporter.Light | mFnSpotLight.endDistance(MFnSpotLight.MDecayRegion.kFirst)=" + mFnSpotLight.endDistance(MFnSpotLight.MDecayRegion.kFirst), 3); RaiseVerbose("BabylonExporter.Light | mFnSpotLight.startDistance(MFnSpotLight.MDecayRegion.kSecond)=" + mFnSpotLight.startDistance(MFnSpotLight.MDecayRegion.kSecond), 3); RaiseVerbose("BabylonExporter.Light | mFnSpotLight.endDistance(MFnSpotLight.MDecayRegion.kSecond)=" + mFnSpotLight.endDistance(MFnSpotLight.MDecayRegion.kSecond), 3); RaiseVerbose("BabylonExporter.Light | mFnSpotLight.startDistance(MFnSpotLight.MDecayRegion.kThird)=" + mFnSpotLight.startDistance(MFnSpotLight.MDecayRegion.kThird), 3); RaiseVerbose("BabylonExporter.Light | mFnSpotLight.endDistance(MFnSpotLight.MDecayRegion.kThird)=" + mFnSpotLight.endDistance(MFnSpotLight.MDecayRegion.kThird), 3); break; } Print(mFnTransform, 2, "Print ExportLight mFnTransform"); Print(mFnLight, 2, "Print ExportLight mFnLight"); #endregion if (IsLightExportable(mFnLight, mDagPath) == false) { return(null); } var babylonLight = new BabylonLight { name = mFnTransform.name, id = mFnTransform.uuid().asString() }; // Hierarchy ExportHierarchy(babylonLight, mFnTransform); // User custom attributes babylonLight.metadata = ExportCustomAttributeFromTransform(mFnTransform); // Position //RaiseVerbose("BabylonExporter.Light | ExportTransform", 2); float[] position = null; GetTransform(mFnTransform, ref position); babylonLight.position = position; // Direction var vDir = new MVector(0, 0, -1); var transformationMatrix = new MTransformationMatrix(mFnTransform.transformationMatrix); vDir = vDir.multiply(transformationMatrix.asMatrixProperty); vDir.normalize(); babylonLight.direction = new[] { (float)vDir.x, (float)vDir.y, -(float)vDir.z }; // Common fields babylonLight.intensity = mFnLight.intensity; babylonLight.diffuse = mFnLight.lightDiffuse ? mFnLight.color.toArrayRGB() : new float[] { 0, 0, 0 }; babylonLight.specular = mFnLight.lightSpecular ? mFnLight.color.toArrayRGB() : new float[] { 0, 0, 0 }; // Type switch (mFnLight.objectProperty.apiType) { case MFn.Type.kPointLight: babylonLight.type = 0; break; case MFn.Type.kSpotLight: MFnSpotLight mFnSpotLight = new MFnSpotLight(mFnLight.objectProperty); babylonLight.type = 2; babylonLight.angle = (float)mFnSpotLight.coneAngle; babylonLight.exponent = 1; if (mFnSpotLight.useDecayRegions) { babylonLight.range = mFnSpotLight.endDistance(MFnSpotLight.MDecayRegion.kThird); // Max distance } break; case MFn.Type.kDirectionalLight: babylonLight.type = 1; break; case MFn.Type.kAmbientLight: babylonLight.type = 3; babylonLight.groundColor = new float[] { 0, 0, 0 }; // No emit diffuse /specular checkbox for ambient light babylonLight.diffuse = mFnLight.color.toArrayRGB(); babylonLight.specular = babylonLight.diffuse; // Direction vDir = new MVector(0, 1, 0); transformationMatrix = new MTransformationMatrix(mFnTransform.transformationMatrix); vDir = vDir.multiply(transformationMatrix.asMatrixProperty); vDir.normalize(); babylonLight.direction = new[] { (float)vDir.x, (float)vDir.y, -(float)vDir.z }; break; case MFn.Type.kAreaLight: case MFn.Type.kVolumeLight: RaiseError("Unsupported light type '" + mFnLight.objectProperty.apiType + "' for DAG path '" + mFnLight.fullPathName + "'. Light is ignored. Supported light types are: ambient, directional, point and spot.", 1); return(null); default: RaiseWarning("Unknown light type '" + mFnLight.objectProperty.apiType + "' for DAG path '" + mFnLight.fullPathName + "'. Light is ignored.", 1); return(null); } // TODO - Shadows //Variable declaration MStringArray enlightedMeshesFullPathNames = new MStringArray(); List <string> includeMeshesIds = new List <string>(); MStringArray kTransMesh = new MStringArray(); String typeMesh = null; MStringArray UUIDMesh = new MStringArray(); //MEL Command that get the enlighted mesh for a given light MGlobal.executeCommand($@"lightlink -query -light {mFnTransform.fullPathName};", enlightedMeshesFullPathNames); //For each enlighted mesh foreach (String Mesh in enlightedMeshesFullPathNames) { //MEL Command use to get the type of each mesh typeMesh = MGlobal.executeCommandStringResult($@"nodeType -api {Mesh};"); //We are targeting the type kMesh and not kTransform (for parenting) if (typeMesh == "kMesh") { MGlobal.executeCommand($@"listRelatives -parent -fullPath {Mesh};", kTransMesh); //And finally the MEL Command for the uuid of each mesh MGlobal.executeCommand($@"ls -uuid {kTransMesh[0]};", UUIDMesh); includeMeshesIds.Add(UUIDMesh[0]); } } babylonLight.includedOnlyMeshesIds = includeMeshesIds.ToArray(); // Animations if (exportParameters.bakeAnimationFrames) { ExportNodeAnimationFrameByFrame(babylonLight, mFnTransform); } else { ExportNodeAnimation(babylonLight, mFnTransform); } babylonScene.LightsList.Add(babylonLight); return(babylonLight); }
/// <summary> /// /// </summary> /// <param name="mDagPath">DAG path to the transform above light</param> /// <param name="babylonScene"></param> /// <returns></returns> private BabylonNode ExportLight(MDagPath mDagPath, BabylonScene babylonScene) { RaiseMessage(mDagPath.partialPathName, 1); // Transform above light MFnTransform mFnTransform = new MFnTransform(mDagPath); // Light direct child of the transform MFnLight mFnLight = null; for (uint i = 0; i < mFnTransform.childCount; i++) { MObject childObject = mFnTransform.child(i); if (childObject.hasFn(MFn.Type.kLight)) { mFnLight = new MFnLight(childObject); } } if (mFnLight == null) { RaiseError("No light found has child of " + mDagPath.fullPathName); return(null); } RaiseMessage("mFnLight.fullPathName=" + mFnLight.fullPathName, 2); // --- prints --- #region prints // MFnLight RaiseVerbose("BabylonExporter.Light | mFnLight data", 2); RaiseVerbose("BabylonExporter.Light | mFnLight.color.toString()=" + mFnLight.color.toString(), 3); RaiseVerbose("BabylonExporter.Light | mFnLight.intensity=" + mFnLight.intensity, 3); RaiseVerbose("BabylonExporter.Light | mFnLight.useRayTraceShadows=" + mFnLight.useRayTraceShadows, 3); RaiseVerbose("BabylonExporter.Light | mFnLight.shadowColor.toString()=" + mFnLight.shadowColor.toString(), 3); RaiseVerbose("BabylonExporter.Light | mFnLight.centerOfIllumination=" + mFnLight.centerOfIllumination, 3); RaiseVerbose("BabylonExporter.Light | mFnLight.numShadowSamples=" + mFnLight.numShadowSamples, 3); RaiseVerbose("BabylonExporter.Light | mFnLight.rayDepthLimit=" + mFnLight.rayDepthLimit, 3); RaiseVerbose("BabylonExporter.Light | mFnLight.opticalFXvisibility.toString()=" + mFnLight.opticalFXvisibility.toString(), 3); RaiseVerbose("BabylonExporter.Light | mFnLight.lightIntensity.toString()=" + mFnLight.lightIntensity.toString(), 3); RaiseVerbose("BabylonExporter.Light | mFnLight.instanceCount(true)=" + mFnLight.instanceCount(true), 3); RaiseVerbose("BabylonExporter.Light | mFnLight.lightDirection(0).toString()=" + mFnLight.lightDirection(0).toString(), 3); RaiseVerbose("BabylonExporter.Light | mFnLight.lightAmbient=" + mFnLight.lightAmbient, 3); RaiseVerbose("BabylonExporter.Light | mFnLight.lightDiffuse=" + mFnLight.lightDiffuse, 3); RaiseVerbose("BabylonExporter.Light | mFnLight.lightSpecular=" + mFnLight.lightSpecular, 3); switch (mFnLight.objectProperty.apiType) { case MFn.Type.kSpotLight: MFnSpotLight mFnSpotLight = new MFnSpotLight(mFnLight.objectProperty); // MFnNonAmbientLight RaiseVerbose("BabylonExporter.Light | mFnSpotLight.decayRate=" + mFnSpotLight.decayRate, 3); // dropdown enum value // MFnNonExtendedLight RaiseVerbose("BabylonExporter.Light | mFnSpotLight.shadowRadius=" + mFnSpotLight.shadowRadius, 3); RaiseVerbose("BabylonExporter.Light | mFnSpotLight.castSoftShadows=" + mFnSpotLight.castSoftShadows, 3); RaiseVerbose("BabylonExporter.Light | mFnSpotLight.useDepthMapShadows=" + mFnSpotLight.useDepthMapShadows, 3); RaiseVerbose("BabylonExporter.Light | mFnSpotLight.depthMapFilterSize()=" + mFnSpotLight.depthMapFilterSize(), 3); RaiseVerbose("BabylonExporter.Light | mFnSpotLight.depthMapResolution()=" + mFnSpotLight.depthMapResolution(), 3); RaiseVerbose("BabylonExporter.Light | mFnSpotLight.depthMapBias()=" + mFnSpotLight.depthMapBias(), 3); // MFnSpotLight RaiseVerbose("BabylonExporter.Light | mFnSpotLight.coneAngle=" + mFnSpotLight.coneAngle, 3); RaiseVerbose("BabylonExporter.Light | mFnSpotLight.penumbraAngle=" + mFnSpotLight.penumbraAngle, 3); RaiseVerbose("BabylonExporter.Light | mFnSpotLight.dropOff=" + mFnSpotLight.dropOff, 3); RaiseVerbose("BabylonExporter.Light | mFnSpotLight.barnDoors=" + mFnSpotLight.barnDoors, 3); RaiseVerbose("BabylonExporter.Light | mFnSpotLight.useDecayRegions=" + mFnSpotLight.useDecayRegions, 3); RaiseVerbose("BabylonExporter.Light | mFnSpotLight.startDistance(MFnSpotLight.MDecayRegion.kFirst)=" + mFnSpotLight.startDistance(MFnSpotLight.MDecayRegion.kFirst), 3); RaiseVerbose("BabylonExporter.Light | mFnSpotLight.endDistance(MFnSpotLight.MDecayRegion.kFirst)=" + mFnSpotLight.endDistance(MFnSpotLight.MDecayRegion.kFirst), 3); RaiseVerbose("BabylonExporter.Light | mFnSpotLight.startDistance(MFnSpotLight.MDecayRegion.kSecond)=" + mFnSpotLight.startDistance(MFnSpotLight.MDecayRegion.kSecond), 3); RaiseVerbose("BabylonExporter.Light | mFnSpotLight.endDistance(MFnSpotLight.MDecayRegion.kSecond)=" + mFnSpotLight.endDistance(MFnSpotLight.MDecayRegion.kSecond), 3); RaiseVerbose("BabylonExporter.Light | mFnSpotLight.startDistance(MFnSpotLight.MDecayRegion.kThird)=" + mFnSpotLight.startDistance(MFnSpotLight.MDecayRegion.kThird), 3); RaiseVerbose("BabylonExporter.Light | mFnSpotLight.endDistance(MFnSpotLight.MDecayRegion.kThird)=" + mFnSpotLight.endDistance(MFnSpotLight.MDecayRegion.kThird), 3); break; } #endregion if (IsLightExportable(mFnLight, mDagPath) == false) { return(null); } var babylonLight = new BabylonLight { name = mFnTransform.name, id = mFnTransform.uuid().asString() }; // Hierarchy ExportHierarchy(babylonLight, mFnTransform); // Position RaiseVerbose("BabylonExporter.Light | ExportTransform", 2); float[] position = null; GetTransform(mFnTransform, ref position); babylonLight.position = position; // Direction var vDir = new MVector(0, 0, -1); var transformationMatrix = new MTransformationMatrix(mFnTransform.transformationMatrix); vDir = vDir.multiply(transformationMatrix.asMatrixProperty); vDir.normalize(); babylonLight.direction = new[] { (float)vDir.x, (float)vDir.y, -(float)vDir.z }; // Common fields babylonLight.intensity = mFnLight.intensity; babylonLight.diffuse = mFnLight.lightDiffuse ? mFnLight.color.toArrayRGB() : new float[] { 0, 0, 0 }; babylonLight.specular = mFnLight.lightSpecular ? mFnLight.color.toArrayRGB() : new float[] { 0, 0, 0 }; // Type switch (mFnLight.objectProperty.apiType) { case MFn.Type.kPointLight: babylonLight.type = 0; break; case MFn.Type.kSpotLight: MFnSpotLight mFnSpotLight = new MFnSpotLight(mFnLight.objectProperty); babylonLight.type = 2; babylonLight.angle = (float)mFnSpotLight.coneAngle; babylonLight.exponent = 1; if (mFnSpotLight.useDecayRegions) { babylonLight.range = mFnSpotLight.endDistance(MFnSpotLight.MDecayRegion.kThird); // Max distance } break; case MFn.Type.kDirectionalLight: babylonLight.type = 1; break; case MFn.Type.kAmbientLight: babylonLight.type = 3; babylonLight.groundColor = new float[] { 0, 0, 0 }; break; case MFn.Type.kAreaLight: case MFn.Type.kVolumeLight: RaiseError("Unsupported light type '" + mFnLight.objectProperty.apiType + "' for DAG path '" + mFnLight.fullPathName + "'. Light is ignored. Supported light types are: ambient, directional, point and spot."); return(null); default: RaiseWarning("Unknown light type '" + mFnLight.objectProperty.apiType + "' for DAG path '" + mFnLight.fullPathName + "'. Light is ignored."); return(null); } // TODO - Shadows // TODO - Exclusion // TODO - Animations babylonScene.LightsList.Add(babylonLight); return(babylonLight); }