public static ITriObject GetTriObjectFromNode(this IINode node, int time, out bool deleteIt)
{
deleteIt = false;
IObject obj = node.EvalWorldState(time, true).Obj;
IClass_ID triObjId = MaxGlobal.Class_ID.Create((int)BuiltInClassIDA.TRIOBJ_CLASS_ID, 0);
if (obj.CanConvertToType(triObjId) != 0)
{
ITriObject tri = (ITriObject)obj.ConvertToType(time, triObjId);
// Note that the TriObject should only be deleted
// if the pointer to it is not equal to the object
// pointer that called ConvertToType()
if (obj != tri)
{
deleteIt = true;
}
return(tri);
}
else
{
return(null);
}
}
public static IPolyObject GetPolyObjectFromNode(this IINode iNode)
{
IObject obj = iNode.EvalWorldState(Loader.Core.Time, false).Obj;
if (obj.CanConvertToType(Loader.Global.PolyObjectClassID) == 1)
{
return((IPolyObject)obj.ConvertToType(Loader.Core.Time, Loader.Global.PolyObjectClassID));
}
return(null);
}
public static ICameraObject GetGenCameraFromNode(this IINode iNode, ILoggingProvider logger)
{
ICameraObject result = null;
IObject obj = iNode.EvalWorldState(Loader.Core.Time, false).Obj;
try
{
result = (ICameraObject)obj;
}
catch (Exception)
{
logger.RaiseWarning($"Camera type format of node {iNode.Name} is not supported");
}
return(result);
}
protected void CreateSkinning(IINode mesh, MyMesh myMesh, Dictionary<string, IINode> skeletonMap)
{
IModifier skin_modifier = GetSkinModifier(mesh);
IISkinImportData skin = skin_modifier.GetInterface((InterfaceID)InterfaceIDs.I_SKINIMPORTDATA) as IISkinImportData;
foreach (var bone in skeletonMap.Values)
{
skin.AddBoneEx(bone, false);
}
mesh.EvalWorldState(0, true); //must be called after adding bones, but before adding weights (presumably so that something in the graph realises the bones have been added when the weights need them
List<vertexWeightMap> vertexWeights = GetWeightMapsByVertex(myMesh, skeletonMap);
for (int i = 0; i < vertexWeights.Count; i++)
{
skin.AddWeights(mesh, i, vertexWeights[i].GetBonesITab(), vertexWeights[i].GetWeightsITab());
}
}
protected unsafe GeometryNode CreateGeometryUpdate(IINode node)
{
IObject obj = node.EvalWorldState(0, false).Obj;
if (obj.CanConvertToType(_gi.Class_ID.Create(TRIOBJ_CLASS_ID, 0)) > 0)
{
ITriObject triobj = obj.ConvertToType(0, _gi.Class_ID.Create(TRIOBJ_CLASS_ID, 0)) as ITriObject;
GeometryNode u = CreateGeometryUpdate(node, triobj);
if (obj.Handle != triobj.Handle) /*If the triobject was created by the call above instead of existing prior to this*/
{
triobj.DeleteMe();
}
return u;
}
return null;
}
/// <summary>
/// Returns ObjectClass of IINode.
/// </summary>
/// <param name="node"></param>
/// <returns></returns>
public static ObjectTreeNode.ObjectClass GetObjectClass(IINode node)
{
IObjectState ObjectState = node.EvalWorldState(0, true);
switch (ObjectState.Obj.SuperClassID)
{
case SClass_ID.Geomobject:
if (ObjectState.Obj.ClassName == "TargetObject")
{
return(ObjectTreeNode.ObjectClass.Helper);
}
if (ObjectState.Obj.ClassName == "Bone")
{
return(ObjectTreeNode.ObjectClass.Bone);
}
return(ObjectTreeNode.ObjectClass.Object);
case SClass_ID.Shape:
return(ObjectTreeNode.ObjectClass.Shape);
case SClass_ID.Light:
return(ObjectTreeNode.ObjectClass.Light);
case SClass_ID.Camera:
return(ObjectTreeNode.ObjectClass.Camera);
case SClass_ID.Helper:
return(ObjectTreeNode.ObjectClass.Helper);
case SClass_ID.WsmObject:
return(ObjectTreeNode.ObjectClass.SpaceWarp);
default:
return(ObjectTreeNode.ObjectClass.Object);
}
}
private void ExportMesh(IINode meshNode, BabylonScene babylonScene)
{
if (meshNode.GetBoolProperty("babylonjs_noexport"))
{
return;
}
if (!ExportHiddenObjects && meshNode.IsHidden(NodeHideFlags.None, false))
{
return;
}
var babylonMesh = new BabylonMesh();
int vx1, vx2, vx3;
babylonMesh.name = meshNode.Name;
babylonMesh.id = meshNode.GetGuid().ToString();
if (meshNode.HasParent())
{
babylonMesh.parentId = meshNode.ParentNode.GetGuid().ToString();
}
// Misc.
babylonMesh.isVisible = meshNode.Renderable == 1;
babylonMesh.pickable = meshNode.GetBoolProperty("babylonjs_checkpickable");
babylonMesh.receiveShadows = meshNode.RcvShadows == 1;
babylonMesh.showBoundingBox = meshNode.GetBoolProperty("babylonjs_showboundingbox");
babylonMesh.showSubMeshesBoundingBox = meshNode.GetBoolProperty("babylonjs_showsubmeshesboundingbox");
// Collisions
babylonMesh.checkCollisions = meshNode.GetBoolProperty("babylonjs_checkcollisions");
// Skin
var skin = GetSkinModifier(meshNode);
if (skin != null)
{
babylonMesh.skeletonId = skins.IndexOf(skin);
bonesCount = skin.NumBones;
}
// Position / rotation / scaling
var wm = meshNode.GetWorldMatrix(0, meshNode.HasParent());
babylonMesh.position = wm.Trans.ToArraySwitched();
var parts = Loader.Global.AffineParts.Create();
Loader.Global.DecompAffine(wm, parts);
if (exportQuaternionsInsteadOfEulers)
{
babylonMesh.rotationQuaternion = parts.Q.ToArray();
}
else
{
var rotate = new float[3];
IntPtr xPtr = Marshal.AllocHGlobal(sizeof(float));
IntPtr yPtr = Marshal.AllocHGlobal(sizeof(float));
IntPtr zPtr = Marshal.AllocHGlobal(sizeof(float));
parts.Q.GetEuler(xPtr, yPtr, zPtr);
Marshal.Copy(xPtr, rotate, 0, 1);
Marshal.Copy(yPtr, rotate, 1, 1);
Marshal.Copy(zPtr, rotate, 2, 1);
var temp = rotate[1];
rotate[0] = -rotate[0] * parts.F;
rotate[1] = -rotate[2] * parts.F;
rotate[2] = -temp * parts.F;
babylonMesh.rotation = rotate;
}
babylonMesh.scaling = parts.K.ToArraySwitched();
if (wm.Parity)
{
vx1 = 2;
vx2 = 1;
vx3 = 0;
}
else
{
vx1 = 0;
vx2 = 1;
vx3 = 2;
}
// Pivot
var pivotMatrix = Tools.Identity;
pivotMatrix.PreTranslate(meshNode.ObjOffsetPos);
Loader.Global.PreRotateMatrix(pivotMatrix, meshNode.ObjOffsetRot);
Loader.Global.ApplyScaling(pivotMatrix, meshNode.ObjOffsetScale);
babylonMesh.pivotMatrix = pivotMatrix.ToArray();
// Mesh
var objectState = meshNode.EvalWorldState(0, false);
var triObject = objectState.Obj.GetMesh();
var mesh = triObject != null ? triObject.Mesh : null;
RaiseMessage(meshNode.Name, 1);
if (mesh != null)
{
mesh.BuildNormals();
if (mesh.NumFaces < 1)
{
RaiseError(string.Format("Mesh {0} has no face", babylonMesh.name), 2);
}
if (mesh.NumVerts < 3)
{
RaiseError(string.Format("Mesh {0} has not enough vertices", babylonMesh.name), 2);
}
if (mesh.NumVerts >= 65536)
{
RaiseError(string.Format("Mesh {0} has too many vertices (more than 65535)", babylonMesh.name), 2);
}
// Material
var mtl = meshNode.Mtl;
var multiMatsCount = 1;
if (mtl != null)
{
babylonMesh.materialId = mtl.GetGuid().ToString();
if (!referencedMaterials.Contains(mtl))
{
referencedMaterials.Add(mtl);
}
multiMatsCount = Math.Max(mtl.NumSubMtls, 1);
}
babylonMesh.visibility = meshNode.GetVisibility(0, Tools.Forever);
var vertices = new List<GlobalVertex>();
var indices = new List<int>();
var matIDs = new List<int>();
var hasUV = mesh.NumTVerts > 0;
var hasUV2 = mesh.GetNumMapVerts(2) > 0;
var optimizeVertices = meshNode.GetBoolProperty("babylonjs_optimizevertices");
// Skin
IISkinContextData skinContext = null;
if (skin != null)
{
skinContext = skin.GetContextInterface(meshNode);
}
// Compute normals
VNormal[] vnorms = Tools.ComputeNormals(mesh, optimizeVertices);
List<GlobalVertex>[] verticesAlreadyExported = null;
if (optimizeVertices)
{
verticesAlreadyExported = new List<GlobalVertex>[mesh.NumVerts];
}
for (var face = 0; face < mesh.NumFaces; face++)
{
indices.Add(CreateGlobalVertex(mesh, face, vx1, vertices, hasUV, hasUV2, vnorms, verticesAlreadyExported, skinContext));
indices.Add(CreateGlobalVertex(mesh, face, vx2, vertices, hasUV, hasUV2, vnorms, verticesAlreadyExported, skinContext));
indices.Add(CreateGlobalVertex(mesh, face, vx3, vertices, hasUV, hasUV2, vnorms, verticesAlreadyExported, skinContext));
matIDs.Add(mesh.Faces[face].MatID % multiMatsCount);
CheckCancelled();
}
if (vertices.Count >= 65536)
{
RaiseError(string.Format("Mesh {0} has too many vertices: {1} (limit is 65535)", babylonMesh.name, vertices.Count), 2);
if (!optimizeVertices)
{
RaiseError("You can try to optimize your object using [Try to optimize vertices] option", 2);
}
}
RaiseMessage(string.Format("{0} vertices, {1} faces", vertices.Count, indices.Count / 3), 2);
// Buffers
babylonMesh.positions = vertices.SelectMany(v => v.Position.ToArraySwitched()).ToArray();
babylonMesh.normals = vertices.SelectMany(v => v.Normal.ToArraySwitched()).ToArray();
if (hasUV)
{
babylonMesh.uvs = vertices.SelectMany(v => v.UV.ToArray()).ToArray();
}
if (hasUV2)
{
babylonMesh.uvs2 = vertices.SelectMany(v => v.UV2.ToArray()).ToArray();
}
if (skin != null)
{
babylonMesh.matricesWeights = vertices.SelectMany(v => v.Weights.ToArray()).ToArray();
babylonMesh.matricesIndices = vertices.Select(v => v.BonesIndices).ToArray();
}
// Submeshes
var sortedIndices = new List<int>();
var subMeshes = new List<BabylonSubMesh>();
var indexStart = 0;
for (var index = 0; index < multiMatsCount; index++)
{
var subMesh = new BabylonSubMesh();
var indexCount = 0;
var minVertexIndex = int.MaxValue;
var maxVertexIndex = int.MinValue;
subMesh.indexStart = indexStart;
subMesh.materialIndex = index;
for (var face = 0; face < matIDs.Count; face++)
{
if (matIDs[face] == index)
{
var a = indices[3 * face];
var b = indices[3 * face + 1];
var c = indices[3 * face + 2];
sortedIndices.Add(a);
sortedIndices.Add(b);
sortedIndices.Add(c);
indexCount += 3;
if (a < minVertexIndex)
{
minVertexIndex = a;
}
if (b < minVertexIndex)
{
minVertexIndex = b;
}
if (c < minVertexIndex)
{
minVertexIndex = c;
}
if (a > maxVertexIndex)
{
maxVertexIndex = a;
}
if (b > maxVertexIndex)
{
maxVertexIndex = b;
}
if (c > maxVertexIndex)
{
maxVertexIndex = c;
}
}
}
if (indexCount != 0)
{
subMesh.indexCount = indexCount;
subMesh.verticesStart = minVertexIndex;
subMesh.verticesCount = maxVertexIndex - minVertexIndex + 1;
indexStart += indexCount;
subMeshes.Add(subMesh);
}
CheckCancelled();
}
babylonMesh.subMeshes = subMeshes.ToArray();
// Buffers - Indices
babylonMesh.indices = sortedIndices.ToArray();
triObject.Dispose();
}
// Animations
var animations = new List<BabylonAnimation>();
if (!ExportVector3Controller(meshNode.TMController.PositionController, "position", animations))
{
ExportVector3Animation("position", animations, key =>
{
var worldMatrix = meshNode.GetWorldMatrix(key, meshNode.HasParent());
return worldMatrix.Trans.ToArraySwitched();
});
}
if (!ExportQuaternionController(meshNode.TMController.RotationController, "rotationQuaternion", animations))
{
ExportQuaternionAnimation("rotationQuaternion", animations, key =>
{
var worldMatrix = meshNode.GetWorldMatrix(key, meshNode.HasParent());
var affineParts = Loader.Global.AffineParts.Create();
Loader.Global.DecompAffine(worldMatrix, affineParts);
return affineParts.Q.ToArray();
});
}
if (!ExportVector3Controller(meshNode.TMController.ScaleController, "scaling", animations))
{
ExportVector3Animation("scaling", animations, key =>
{
var worldMatrix = meshNode.GetWorldMatrix(key, meshNode.HasParent());
var affineParts = Loader.Global.AffineParts.Create();
Loader.Global.DecompAffine(worldMatrix, affineParts);
return affineParts.K.ToArraySwitched();
});
}
if (!ExportFloatController(meshNode.VisController, "visibility", animations))
{
ExportFloatAnimation("visibility", animations, key => new[] { meshNode.GetVisibility(key, Tools.Forever) });
}
babylonMesh.animations = animations.ToArray();
if (meshNode.GetBoolProperty("babylonjs_autoanimate", 1))
{
babylonMesh.autoAnimate = true;
babylonMesh.autoAnimateFrom = (int)meshNode.GetFloatProperty("babylonjs_autoanimate_from");
babylonMesh.autoAnimateTo = (int)meshNode.GetFloatProperty("babylonjs_autoanimate_to", 100);
babylonMesh.autoAnimateLoop = meshNode.GetBoolProperty("babylonjs_autoanimateloop", 1);
}
babylonScene.MeshesList.Add(babylonMesh);
}
private void ExportMesh(IINode meshNode, BabylonScene babylonScene)
{
if (meshNode.IsInstance())
{
return;
}
if (meshNode.GetBoolProperty("babylonjs_noexport"))
{
return;
}
if (!ExportHiddenObjects && meshNode.IsHidden(NodeHideFlags.None, false))
{
return;
}
var babylonMesh = new BabylonMesh();
int vx1, vx2, vx3;
babylonMesh.name = meshNode.Name;
babylonMesh.id = meshNode.GetGuid().ToString();
if (meshNode.HasParent())
{
babylonMesh.parentId = meshNode.ParentNode.GetGuid().ToString();
}
// Misc.
babylonMesh.isVisible = meshNode.Renderable == 1;
babylonMesh.pickable = meshNode.GetBoolProperty("babylonjs_checkpickable");
babylonMesh.receiveShadows = meshNode.RcvShadows == 1;
babylonMesh.showBoundingBox = meshNode.GetBoolProperty("babylonjs_showboundingbox");
babylonMesh.showSubMeshesBoundingBox = meshNode.GetBoolProperty("babylonjs_showsubmeshesboundingbox");
// Collisions
babylonMesh.checkCollisions = meshNode.GetBoolProperty("babylonjs_checkcollisions");
// Skin
var skin = GetSkinModifier(meshNode);
if (skin != null)
{
babylonMesh.skeletonId = skins.IndexOf(skin);
bonesCount = skin.NumBones;
}
// Position / rotation / scaling
var wm = Tools.ExtractCoordinates(meshNode, babylonMesh, exportQuaternionsInsteadOfEulers);
if (wm.Parity)
{
vx1 = 2;
vx2 = 1;
vx3 = 0;
}
else
{
vx1 = 0;
vx2 = 1;
vx3 = 2;
}
// Pivot
var pivotMatrix = Tools.Identity;
pivotMatrix.PreTranslate(meshNode.ObjOffsetPos);
Loader.Global.PreRotateMatrix(pivotMatrix, meshNode.ObjOffsetRot);
Loader.Global.ApplyScaling(pivotMatrix, meshNode.ObjOffsetScale);
babylonMesh.pivotMatrix = pivotMatrix.ToArray();
// Mesh
var objectState = meshNode.EvalWorldState(0, false);
var triObject = objectState.Obj.GetMesh();
var mesh = triObject != null ? triObject.Mesh : null;
RaiseMessage(meshNode.Name, 1);
if (mesh != null)
{
mesh.BuildNormals();
if (mesh.NumFaces < 1)
{
RaiseError(string.Format("Mesh {0} has no face", babylonMesh.name), 2);
}
if (mesh.NumVerts < 3)
{
RaiseError(string.Format("Mesh {0} has not enough vertices", babylonMesh.name), 2);
}
if (mesh.NumVerts >= 65536)
{
RaiseError(string.Format("Mesh {0} has too many vertices (more than 65535)", babylonMesh.name), 2);
}
// Material
var mtl = meshNode.Mtl;
var multiMatsCount = 1;
if (mtl != null)
{
babylonMesh.materialId = mtl.GetGuid().ToString();
if (!referencedMaterials.Contains(mtl))
{
referencedMaterials.Add(mtl);
}
multiMatsCount = Math.Max(mtl.NumSubMtls, 1);
}
babylonMesh.visibility = meshNode.GetVisibility(0, Tools.Forever);
var vertices = new List <GlobalVertex>();
var indices = new List <int>();
var matIDs = new List <int>();
var hasUV = mesh.NumTVerts > 0;
var hasUV2 = mesh.GetNumMapVerts(2) > 0;
var optimizeVertices = meshNode.GetBoolProperty("babylonjs_optimizevertices");
// Skin
IISkinContextData skinContext = null;
if (skin != null)
{
skinContext = skin.GetContextInterface(meshNode);
}
// Compute normals
VNormal[] vnorms = Tools.ComputeNormals(mesh, optimizeVertices);
List <GlobalVertex>[] verticesAlreadyExported = null;
if (optimizeVertices)
{
verticesAlreadyExported = new List <GlobalVertex> [mesh.NumVerts];
}
for (var face = 0; face < mesh.NumFaces; face++)
{
indices.Add(CreateGlobalVertex(mesh, face, vx1, vertices, hasUV, hasUV2, vnorms, verticesAlreadyExported, skinContext));
indices.Add(CreateGlobalVertex(mesh, face, vx2, vertices, hasUV, hasUV2, vnorms, verticesAlreadyExported, skinContext));
indices.Add(CreateGlobalVertex(mesh, face, vx3, vertices, hasUV, hasUV2, vnorms, verticesAlreadyExported, skinContext));
matIDs.Add(mesh.Faces[face].MatID % multiMatsCount);
CheckCancelled();
}
if (vertices.Count >= 65536)
{
RaiseError(string.Format("Mesh {0} has too many vertices: {1} (limit is 65535)", babylonMesh.name, vertices.Count), 2);
if (!optimizeVertices)
{
RaiseError("You can try to optimize your object using [Try to optimize vertices] option", 2);
}
}
RaiseMessage(string.Format("{0} vertices, {1} faces", vertices.Count, indices.Count / 3), 2);
// Buffers
babylonMesh.positions = vertices.SelectMany(v => v.Position.ToArraySwitched()).ToArray();
babylonMesh.normals = vertices.SelectMany(v => v.Normal.ToArraySwitched()).ToArray();
if (hasUV)
{
babylonMesh.uvs = vertices.SelectMany(v => v.UV.ToArray()).ToArray();
}
if (hasUV2)
{
babylonMesh.uvs2 = vertices.SelectMany(v => v.UV2.ToArray()).ToArray();
}
if (skin != null)
{
babylonMesh.matricesWeights = vertices.SelectMany(v => v.Weights.ToArray()).ToArray();
babylonMesh.matricesIndices = vertices.Select(v => v.BonesIndices).ToArray();
}
// Submeshes
var sortedIndices = new List <int>();
var subMeshes = new List <BabylonSubMesh>();
var indexStart = 0;
for (var index = 0; index < multiMatsCount; index++)
{
var subMesh = new BabylonSubMesh();
var indexCount = 0;
var minVertexIndex = int.MaxValue;
var maxVertexIndex = int.MinValue;
subMesh.indexStart = indexStart;
subMesh.materialIndex = index;
for (var face = 0; face < matIDs.Count; face++)
{
if (matIDs[face] == index)
{
var a = indices[3 * face];
var b = indices[3 * face + 1];
var c = indices[3 * face + 2];
sortedIndices.Add(a);
sortedIndices.Add(b);
sortedIndices.Add(c);
indexCount += 3;
if (a < minVertexIndex)
{
minVertexIndex = a;
}
if (b < minVertexIndex)
{
minVertexIndex = b;
}
if (c < minVertexIndex)
{
minVertexIndex = c;
}
if (a > maxVertexIndex)
{
maxVertexIndex = a;
}
if (b > maxVertexIndex)
{
maxVertexIndex = b;
}
if (c > maxVertexIndex)
{
maxVertexIndex = c;
}
}
}
if (indexCount != 0)
{
subMesh.indexCount = indexCount;
subMesh.verticesStart = minVertexIndex;
subMesh.verticesCount = maxVertexIndex - minVertexIndex + 1;
indexStart += indexCount;
subMeshes.Add(subMesh);
}
CheckCancelled();
}
babylonMesh.subMeshes = subMeshes.ToArray();
// Buffers - Indices
babylonMesh.indices = sortedIndices.ToArray();
triObject.Dispose();
}
// Instances
var tabs = Loader.Global.NodeTab.Create();
Loader.Global.IInstanceMgr.InstanceMgr.GetInstances(meshNode, tabs);
var instances = new List <BabylonAbstractMesh>();
for (var index = 0; index < tabs.Count; index++)
{
var indexer = new IntPtr(index);
var tab = tabs[indexer];
Marshal.FreeHGlobal(indexer);
if (meshNode.GetGuid() == tab.GetGuid())
{
continue;
}
tab.MarkAsInstance();
var instance = new BabylonAbstractMesh {
name = tab.Name
};
Tools.ExtractCoordinates(tab, instance, exportQuaternionsInsteadOfEulers);
var instanceAnimations = new List <BabylonAnimation>();
GenerateCoordinatesAnimations(tab, instanceAnimations);
instance.animations = instanceAnimations.ToArray();
instances.Add(instance);
}
babylonMesh.instances = instances.ToArray();
// Animations
var animations = new List <BabylonAnimation>();
GenerateCoordinatesAnimations(meshNode, animations);
if (!ExportFloatController(meshNode.VisController, "visibility", animations))
{
ExportFloatAnimation("visibility", animations, key => new[] { meshNode.GetVisibility(key, Tools.Forever) });
}
babylonMesh.animations = animations.ToArray();
if (meshNode.GetBoolProperty("babylonjs_autoanimate", 1))
{
babylonMesh.autoAnimate = true;
babylonMesh.autoAnimateFrom = (int)meshNode.GetFloatProperty("babylonjs_autoanimate_from");
babylonMesh.autoAnimateTo = (int)meshNode.GetFloatProperty("babylonjs_autoanimate_to", 100);
babylonMesh.autoAnimateLoop = meshNode.GetBoolProperty("babylonjs_autoanimateloop", 1);
}
babylonScene.MeshesList.Add(babylonMesh);
}
public static bool IsMesh(this IINode node)
{
IObject obj = node.EvalWorldState(Loader.Core.Time, false).Obj;
return(obj.CanConvertToType(Loader.Global.TriObjectClassID) == 1);
}