private void ExportMaterial(Material materialNode, BabylonScene babylonScene) { var name = materialNode._Mtl.Name; var id = materialNode.GetGuid().ToString(); RaiseMessage(name, true); if (materialNode.NumSubMaterials > 0) { var babylonMultimaterial = new BabylonMultiMaterial(); babylonMultimaterial.name = name; babylonMultimaterial.id = id; var guids = new List<string>(); for (var index = 0; index < materialNode.NumSubMaterials; index++) { var subMat = materialNode.GetSubMaterial(index) as Material; if (subMat != null) { guids.Add(subMat.GetGuid().ToString()); if (!referencedMaterials.Contains(subMat)) { referencedMaterials.Add(subMat); ExportMaterial(subMat, babylonScene); } } else { guids.Add(Guid.Empty.ToString()); } } babylonMultimaterial.materials = guids.ToArray(); babylonScene.MultiMaterialsList.Add(babylonMultimaterial); return; } var babylonMaterial = new BabylonMaterial(); babylonMaterial.name = name; babylonMaterial.id = id; babylonMaterial.ambient = materialNode.GetAmbient(0).ToArray(); babylonMaterial.diffuse = materialNode.GetDiffuse(0).ToArray(); babylonMaterial.specular = materialNode.GetSpecular(0).Scale(materialNode.GetShinyStrength(0)); babylonMaterial.specularPower = materialNode.GetShininess(0) * 256; babylonMaterial.emissive = materialNode.SelfIlluminationColorOn ? materialNode.GetSelfIllumColor(0).ToArray() : materialNode.GetDiffuse(0).Scale(materialNode.GetSelfIllumination(0)); babylonMaterial.alpha = 1.0f - materialNode.GetTransparency(0); var stdMat = materialNode._Mtl.GetParamBlock(0).Owner as IStdMat2; if (stdMat != null) { // Textures babylonMaterial.ambientTexture = ExportTexture(stdMat, 0, babylonScene); // Ambient babylonMaterial.diffuseTexture = ExportTexture(stdMat, 1, babylonScene); // Diffuse babylonMaterial.specularTexture = ExportTexture(stdMat, 2, babylonScene); // Specular babylonMaterial.emissiveTexture = ExportTexture(stdMat, 5, babylonScene); // Emissive babylonMaterial.opacityTexture = ExportTexture(stdMat, 6, babylonScene); // Opacity babylonMaterial.bumpTexture = ExportTexture(stdMat, 8, babylonScene); // Bump babylonMaterial.reflectionTexture = ExportTexture(stdMat, 9, babylonScene); // Reflection // Constraints if (babylonMaterial.diffuseTexture != null) { babylonMaterial.emissive = new [] { 1.0f, 1.0f, 1.0f }; } if (babylonMaterial.emissiveTexture != null) { babylonMaterial.emissive = new float[]{0, 0, 0}; } if (babylonMaterial.opacityTexture != null && babylonMaterial.diffuseTexture != null && babylonMaterial.diffuseTexture.name == babylonMaterial.opacityTexture.name && babylonMaterial.diffuseTexture.hasAlpha && !babylonMaterial.opacityTexture.getAlphaFromRGB) { // This is a alpha testing purpose babylonMaterial.opacityTexture = null; babylonMaterial.diffuseTexture.hasAlpha = true; RaiseWarning("Opacity texture was removed because alpha from diffuse texture can be use instead", true); RaiseWarning("If you do not want this behavior, just set Alpha Source = None on your diffuse texture", true); } } babylonScene.MaterialsList.Add(babylonMaterial); }
private void ExportMaterial(IIGameMaterial materialNode, BabylonScene babylonScene) { var name = materialNode.MaterialName; var id = materialNode.MaxMaterial.GetGuid().ToString(); RaiseMessage(name, 1); if (materialNode.SubMaterialCount > 0) { var babylonMultimaterial = new BabylonMultiMaterial { name = name, id = id }; var guids = new List<string>(); for (var index = 0; index < materialNode.SubMaterialCount; index++) { var subMat = materialNode.GetSubMaterial(index); if (subMat != null) { guids.Add(subMat.MaxMaterial.GetGuid().ToString()); if (!referencedMaterials.Contains(subMat)) { referencedMaterials.Add(subMat); ExportMaterial(subMat, babylonScene); } } else { guids.Add(Guid.Empty.ToString()); } } babylonMultimaterial.materials = guids.ToArray(); babylonScene.MultiMaterialsList.Add(babylonMultimaterial); return; } var babylonMaterial = new BabylonStandardMaterial { name = name, id = id, ambient = materialNode.MaxMaterial.GetAmbient(0, false).ToArray(), diffuse = materialNode.MaxMaterial.GetDiffuse(0, false).ToArray(), specular = materialNode.MaxMaterial.GetSpecular(0, false).Scale(materialNode.MaxMaterial.GetShinStr(0, false)), specularPower = materialNode.MaxMaterial.GetShininess(0, false) * 256, emissive = materialNode.MaxMaterial.GetSelfIllumColorOn(0, false) ? materialNode.MaxMaterial.GetSelfIllumColor(0, false).ToArray() : materialNode.MaxMaterial.GetDiffuse(0, false).Scale(materialNode.MaxMaterial.GetSelfIllum(0, false)), alpha = 1.0f - materialNode.MaxMaterial.GetXParency(0, false) }; var stdMat = materialNode.MaxMaterial.GetParamBlock(0).Owner as IStdMat2; if (stdMat != null) { babylonMaterial.backFaceCulling = !stdMat.TwoSided; babylonMaterial.wireframe = stdMat.Wire; // Textures BabylonFresnelParameters fresnelParameters; babylonMaterial.ambientTexture = ExportTexture(stdMat, 0, out fresnelParameters, babylonScene); // Ambient babylonMaterial.diffuseTexture = ExportTexture(stdMat, 1, out fresnelParameters, babylonScene); // Diffuse if (fresnelParameters != null) { babylonMaterial.diffuseFresnelParameters = fresnelParameters; } babylonMaterial.specularTexture = ExportTexture(stdMat, 2, out fresnelParameters, babylonScene); // Specular babylonMaterial.emissiveTexture = ExportTexture(stdMat, 5, out fresnelParameters, babylonScene); // Emissive if (fresnelParameters != null) { babylonMaterial.emissiveFresnelParameters = fresnelParameters; if (babylonMaterial.emissive[0] == 0 && babylonMaterial.emissive[1] == 0 && babylonMaterial.emissive[2] == 0 && babylonMaterial.emissiveTexture == null) { babylonMaterial.emissive = new float[] { 1, 1, 1 }; } } babylonMaterial.opacityTexture = ExportTexture(stdMat, 6, out fresnelParameters, babylonScene, false, true); // Opacity if (fresnelParameters != null) { babylonMaterial.opacityFresnelParameters = fresnelParameters; if (babylonMaterial.alpha == 1 && babylonMaterial.opacityTexture == null) { babylonMaterial.alpha = 0; } } babylonMaterial.bumpTexture = ExportTexture(stdMat, 8, out fresnelParameters, babylonScene); // Bump babylonMaterial.reflectionTexture = ExportTexture(stdMat, 9, out fresnelParameters, babylonScene, true); // Reflection if (fresnelParameters != null) { if (babylonMaterial.reflectionTexture == null) { RaiseWarning("Fallout cannot be used with reflection channel without a texture", 2); } else { babylonMaterial.reflectionFresnelParameters = fresnelParameters; } } // Constraints if (babylonMaterial.diffuseTexture != null) { babylonMaterial.diffuse = new[] { 1.0f, 1.0f, 1.0f }; } if (babylonMaterial.emissiveTexture != null) { babylonMaterial.emissive = new float[] { 0, 0, 0 }; } if (babylonMaterial.opacityTexture != null && babylonMaterial.diffuseTexture != null && babylonMaterial.diffuseTexture.name == babylonMaterial.opacityTexture.name && babylonMaterial.diffuseTexture.hasAlpha && !babylonMaterial.opacityTexture.getAlphaFromRGB) { // This is a alpha testing purpose babylonMaterial.opacityTexture = null; babylonMaterial.diffuseTexture.hasAlpha = true; RaiseWarning("Opacity texture was removed because alpha from diffuse texture can be use instead", 2); RaiseWarning("If you do not want this behavior, just set Alpha Source = None on your diffuse texture", 2); } } babylonScene.MaterialsList.Add(babylonMaterial); }
private void ConvertUnityMeshToBabylon(Mesh mesh, Transform transform, GameObject gameObject, float progress) { BabylonMesh babylonMesh = new BabylonMesh(); var renderer = gameObject.GetComponent<Renderer>(); ExporterWindow.ReportProgress(progress, "Exporting mesh: " + gameObject.name); babylonMesh.name = gameObject.name; babylonMesh.id = GetID(transform.gameObject); babylonMesh.receiveShadows = renderer.receiveShadows; babylonMesh.parentId = GetParentID(transform); babylonMesh.position = transform.localPosition.ToFloat(); babylonMesh.rotation = new float[3]; babylonMesh.rotation[0] = transform.localRotation.eulerAngles.x * (float)Math.PI / 180; babylonMesh.rotation[1] = transform.localRotation.eulerAngles.y * (float)Math.PI / 180; babylonMesh.rotation[2] = transform.localRotation.eulerAngles.z * (float)Math.PI / 180; babylonMesh.scaling = transform.localScale.ToFloat(); babylonMesh.positions = new float[mesh.vertexCount * 3]; for (int i = 0; i < mesh.vertices.Length; i++) { babylonMesh.positions[i * 3] = mesh.vertices[i].x; babylonMesh.positions[(i * 3) + 1] = mesh.vertices[i].y; babylonMesh.positions[(i * 3) + 2] = mesh.vertices[i].z; // Computing world extends var worldPosition = transform.TransformPoint(mesh.vertices[i]); if (worldPosition.x > babylonScene.MaxVector.X) { babylonScene.MaxVector.X = worldPosition.x; } if (worldPosition.y > babylonScene.MaxVector.Y) { babylonScene.MaxVector.Y = worldPosition.y; } if (worldPosition.z > babylonScene.MaxVector.Z) { babylonScene.MaxVector.Z = worldPosition.z; } if (worldPosition.x < babylonScene.MinVector.X) { babylonScene.MinVector.X = worldPosition.x; } if (worldPosition.y < babylonScene.MinVector.Y) { babylonScene.MinVector.Y = worldPosition.y; } if (worldPosition.z < babylonScene.MinVector.Z) { babylonScene.MinVector.Z = worldPosition.z; } } babylonMesh.normals = new float[mesh.vertexCount * 3]; for (int i = 0; i < mesh.normals.Length; i++) { babylonMesh.normals[i * 3] = mesh.normals[i].x; babylonMesh.normals[(i * 3) + 1] = mesh.normals[i].y; babylonMesh.normals[(i * 3) + 2] = mesh.normals[i].z; } babylonMesh.uvs = new float[mesh.vertexCount * 2]; for (int i = 0; i < mesh.uv.Length; i++) { babylonMesh.uvs[i * 2] = mesh.uv[i].x; babylonMesh.uvs[(i * 2) + 1] = mesh.uv[i].y; } if (mesh.uv2 != null) { babylonMesh.uvs2 = new float[mesh.vertexCount * 2]; for (int i = 0; i < mesh.uv2.Length; i++) { babylonMesh.uvs2[i * 2] = mesh.uv2[i].x; babylonMesh.uvs2[(i * 2) + 1] = mesh.uv2[i].y; } } babylonMesh.indices = new int[mesh.triangles.Length]; for (int i = 0; i < mesh.triangles.Length; i += 3) { babylonMesh.indices[i] = mesh.triangles[i + 2]; babylonMesh.indices[i + 1] = mesh.triangles[i + 1]; babylonMesh.indices[i + 2] = mesh.triangles[i]; } if (mesh.subMeshCount > 1) // Multimaterials { BabylonMultiMaterial bMultiMat; if (!multiMatDictionary.ContainsKey(renderer.sharedMaterial.name)) { bMultiMat = new BabylonMultiMaterial { materials = new string[mesh.subMeshCount], id = Guid.NewGuid().ToString(), name = renderer.sharedMaterial.name }; for (int i = 0; i < renderer.sharedMaterials.Length; i++) { var bMat = DumpMaterial(renderer.sharedMaterials[i], renderer); bMultiMat.materials[i] = bMat.id; } if (mesh.subMeshCount > 1) { multiMatDictionary.Add(bMultiMat.name, bMultiMat); } } else { bMultiMat = multiMatDictionary[renderer.sharedMaterial.name]; } babylonMesh.materialId = bMultiMat.id; babylonMesh.subMeshes = new BabylonSubMesh[mesh.subMeshCount]; var offset = 0; for (int materialIndex = 0; materialIndex < mesh.subMeshCount; materialIndex++) { var unityTriangles = mesh.GetTriangles(materialIndex); babylonMesh.subMeshes[materialIndex] = new BabylonSubMesh { verticesStart = 0, verticesCount = mesh.vertexCount, materialIndex = materialIndex, indexStart = offset, indexCount = unityTriangles.Length }; offset += unityTriangles.Length; } } else { babylonMesh.materialId = DumpMaterial(renderer.sharedMaterial, renderer).id; } babylonScene.MeshesList.Add(babylonMesh); // Animations ExportAnimations(transform, babylonMesh); if (IsRotationQuaternionAnimated(babylonMesh)) { babylonMesh.rotationQuaternion = transform.localRotation.ToFloat(); } // Collisions if (exportationOptions.ExportCollisions) { var collider = gameObject.GetComponent<Collider>(); if (collider != null) { babylonMesh.checkCollisions = true; } } }
private BabylonMesh ConvertUnityMeshToBabylon(Mesh mesh, Transform transform, GameObject gameObject, float progress, ref UnityMetaData metaData, ref List<BabylonExport.Entities.BabylonParticleSystem> particleSystems, ref List<UnityFlareSystem> lensFlares, ref string componentTags, BabylonMesh collisionMesh = null, Collider collider = null) { BabylonMesh babylonMesh = new BabylonMesh(); metaData.type = "Mesh"; if (!String.IsNullOrEmpty(componentTags)) { babylonMesh.tags = componentTags; } ExporterWindow.ReportProgress(progress, "Exporting mesh: " + gameObject.name); babylonMesh.name = gameObject.name; babylonMesh.id = GetID(transform.gameObject); var renderer = gameObject.GetComponent<Renderer>(); if (renderer != null) { babylonMesh.receiveShadows = renderer.receiveShadows; } babylonMesh.parentId = GetParentID(transform); babylonMesh.position = transform.localPosition.ToFloat(); babylonMesh.rotation = new float[3]; babylonMesh.rotation[0] = transform.localRotation.eulerAngles.x * (float)Math.PI / 180; babylonMesh.rotation[1] = transform.localRotation.eulerAngles.y * (float)Math.PI / 180; babylonMesh.rotation[2] = transform.localRotation.eulerAngles.z * (float)Math.PI / 180; babylonMesh.scaling = transform.localScale.ToFloat(); babylonMesh.checkCollisions = false; // Collision mesh (With detail mesh fallback) string collisionMeshId = null; if (collider != null) { if (collisionMesh != null) { collisionMeshId = collisionMesh.id; collisionMesh.parentId = babylonMesh.id; collisionMesh.visibility = collider.isTrigger ? 0.25f : 0.5f; collisionMesh.checkCollisions = (exportationOptions.ExportCollisions && collider.isTrigger == false); } else { babylonMesh.checkCollisions = exportationOptions.ExportCollisions; } } metaData.properties["collisionMeshId"] = collisionMeshId; if (mesh != null) { Tools.GenerateBabylonMeshData(mesh, babylonMesh, babylonScene, transform); int index = 0; if (mesh.boneWeights.Length == mesh.vertexCount) { babylonMesh.matricesIndices = new int[mesh.vertexCount]; babylonMesh.matricesWeights = new float[mesh.vertexCount * 4]; index = 0; foreach (BoneWeight bw in mesh.boneWeights) { babylonMesh.matricesIndices[index] = (bw.boneIndex3 << 24) | (bw.boneIndex2 << 16) | (bw.boneIndex1 << 8) | bw.boneIndex0; babylonMesh.matricesWeights[index * 4 + 0] = bw.weight0; babylonMesh.matricesWeights[index * 4 + 1] = bw.weight1; babylonMesh.matricesWeights[index * 4 + 2] = bw.weight2; babylonMesh.matricesWeights[index * 4 + 3] = bw.weight3; var totalWeight = bw.weight0 + bw.weight1 + bw.weight2 + bw.weight3; if (Mathf.Abs(totalWeight - 1.0f) > 0.01f) { throw new Exception("Total bone weights is not normalized for: " + mesh); } index++; } } index = 0; if (renderer != null && renderer.sharedMaterial != null) { // Validate Multi Materials if (mesh.subMeshCount > 1) { BabylonMultiMaterial bMultiMat; string multiMatName = ""; for (int i = 0; i < renderer.sharedMaterials.Length; i++) { multiMatName += renderer.sharedMaterials[i].name; } if (!multiMatDictionary.ContainsKey(multiMatName)) { bMultiMat = new BabylonMultiMaterial { materials = new string[mesh.subMeshCount], id = Guid.NewGuid().ToString(), name = multiMatName }; for (int i = 0; i < renderer.sharedMaterials.Length; i++) { var sharedMaterial = renderer.sharedMaterials[i]; BabylonMaterial babylonMaterial; babylonMaterial = DumpMaterial(sharedMaterial, renderer.lightmapIndex, renderer.lightmapScaleOffset); bMultiMat.materials[i] = babylonMaterial.id; } if (mesh.subMeshCount > 1) { multiMatDictionary.Add(bMultiMat.name, bMultiMat); } } else { bMultiMat = multiMatDictionary[multiMatName]; } babylonMesh.materialId = bMultiMat.id; babylonMesh.subMeshes = new BabylonSubMesh[mesh.subMeshCount]; var offset = 0; for (int materialIndex = 0; materialIndex < mesh.subMeshCount; materialIndex++) { var unityTriangles = mesh.GetTriangles(materialIndex); babylonMesh.subMeshes[materialIndex] = new BabylonSubMesh { verticesStart = 0, verticesCount = mesh.vertexCount, materialIndex = materialIndex, indexStart = offset, indexCount = unityTriangles.Length }; offset += unityTriangles.Length; } } else { babylonMesh.materialId = DumpMaterial(renderer.sharedMaterial, renderer.lightmapIndex, renderer.lightmapScaleOffset).id; } } babylonMesh.metadata = metaData; babylonScene.MeshesList.Add(babylonMesh); // Animations ExportAnimations(transform, babylonMesh); if (IsRotationQuaternionAnimated(babylonMesh)) { babylonMesh.rotationQuaternion = transform.localRotation.ToFloat(); } // Lens Flares ParseLensFlares(gameObject, babylonMesh.id, ref lensFlares); // Particles Systems ParseParticleSystems(gameObject, babylonMesh.id, ref particleSystems); // Babylon Physics if (exportationOptions.ExportPhysics) { var physics = gameObject.GetComponent<BabylonPhysicsState>(); if (physics != null) { babylonMesh.physicsMass = physics.mass; babylonMesh.physicsFriction = physics.friction; babylonMesh.physicsRestitution = physics.restitution; babylonMesh.physicsImpostor = (int)physics.imposter; } } } return babylonMesh; }
public BabylonMultiMaterial(BabylonMultiMaterial original) { name = original.name; id = original.id; materials = (string[])original.materials.Clone(); }