private SWglTFModel ConvertAssemblyToglTF(ModelDoc2 swModel)
{
SWglTFModel Model = new SWglTFModel();
AssemblyDoc swAssDoc = (AssemblyDoc)swModel;
object[] comps = swAssDoc.GetComponents(false);
foreach (Component2 item in comps)
{
double[] MaterialValue = item.MaterialPropertyValues;
if (MaterialValue == null)
{
ModelDoc2 swCompModel = item.GetModelDoc2();
if (swCompModel != null)
{
MaterialValue = swCompModel.MaterialPropertyValues;
}
}
object[] bodys = item.GetBodies2((int)swBodyType_e.swAllBodies);
if (bodys != null)
{
foreach (Body2 swBody in bodys)
{
var bodymodel = GetglTFBodyModel(swBody);
if (bodymodel.BodyMaterialValue == null && MaterialValue != null)
{
bodymodel.BodyMaterialValue = MaterialValue;
}
bodymodel.SWMathTran = item.Transform2;
Model.BodyList.Add(bodymodel);
}
}
}
return(Model);
}
public SWglTFModel ConvertToglTFModel(ModelDoc2 swModel, out ErrorType errors)
{
SWglTFModel model = null;
errors = ErrorType.DoNotKnow;
ProgressStatus_event(0.01, "开始读取", ErrorType.NoErros);
swDocumentTypes_e ModelType = (swDocumentTypes_e)swModel.GetType();
switch (ModelType)
{
case swDocumentTypes_e.swDocNONE:
errors = ErrorType.NoPartOrAssemblyDocument;
return(null);
case swDocumentTypes_e.swDocPART:
ProgressStatus_event(0.02, "读取零件信息", ErrorType.NoErros);
model = ConvertPartToglTF(swModel);
ProgressStatus_event(0.5, "读取零件信息完成", ErrorType.NoErros);
break;
case swDocumentTypes_e.swDocASSEMBLY:
ProgressStatus_event(0.02, "读取装配体信息", ErrorType.NoErros);
model = ConvertAssemblyToglTF(swModel);
ProgressStatus_event(0.5, "读取装配体信息完成", ErrorType.NoErros);
break;
case swDocumentTypes_e.swDocDRAWING:
errors = ErrorType.NoPartOrAssemblyDocument;
return(null);
case swDocumentTypes_e.swDocSDM:
errors = ErrorType.NoPartOrAssemblyDocument;
return(null);
case swDocumentTypes_e.swDocLAYOUT:
errors = ErrorType.NoPartOrAssemblyDocument;
return(null);
case swDocumentTypes_e.swDocIMPORTED_PART:
break;
case swDocumentTypes_e.swDocIMPORTED_ASSEMBLY:
break;
}
if (model == null)
{
errors = ErrorType.DoNotKnow;
}
return(model);
}
private SWglTFModel ConvertPartToglTF(ModelDoc2 swModel)
{
SWglTFModel Model = new SWglTFModel();
var MaterialValue = ((PartDoc)swModel).MaterialPropertyValues;
if (MaterialValue != null)
{
Model.PartMaterialValue = MaterialValue;
}
object[] bodys = ((PartDoc)swModel).GetBodies((int)swBodyType_e.swAllBodies);
foreach (Body2 swBody in bodys)
{
Model.BodyList.Add(GetglTFBodyModel(swBody));
}
return(Model);
}
public List <string> SaveAs(SWglTFModel Model, string Path, string Name)
{
var scene = new SharpGLTF.Scenes.SceneBuilder();
foreach (var Body in Model.BodyList)
{
//创建一个网格
var Mesh = new MeshBuilder <VERTEX>("mesh");
var material = (Body.MaterialBuilder == null ? Model.MaterialBuilder : Body.MaterialBuilder);
if (material == null)
{
material = new MaterialBuilder()
.WithDoubleSide(true)
.WithMetallicRoughnessShader()
.WithChannelParam("BaseColor", new Vector4(1, 0, 0, 1));
}
//确定材质属性
var prim = Mesh.UsePrimitive(material
);
foreach (var face in Body.FaceList)
{
foreach (var tri in face.FaceTri)
{
prim.AddTriangle(tri.a, tri.b, tri.c);
}
}
scene.AddMesh(Mesh, Body.BodyTransform);
}
var model = scene.ToSchema2();
model.SaveAsWavefront(Path + "\\" + Name + ".obj");
model.SaveGLB(Path + "\\" + Name + ".glb");
model.SaveGLTF(Path + "\\" + Name + ".gltf");
return(new List <string>()
{
Path + "\\" + Name + ".obj",
Path + "\\" + Name + ".glb",
Path + "\\" + Name + ".gltf"
});
}
public async Task <List <string> > SaveAsAsync(SWglTFModel Model, string Path, string Name)
{
var scene = new SharpGLTF.Scenes.SceneBuilder();
foreach (var Body in Model.BodyList)
{
foreach (var face in Body.FaceList)
{
var Mesh = new MeshBuilder <VERTEX>("mesh");
//确定材质属性
var prim = Mesh.UsePrimitive(
(Body.MaterialBuilder == null ? Model.MaterialBuilder : Body.MaterialBuilder)
);
foreach (var tri in face.FaceTri)
{
prim.AddTriangle(tri.a, tri.b, tri.c);
}
scene.AddMesh(Mesh, Body.BodyTransform);
}
}
var model = scene.ToSchema2();
model.SaveAsWavefront(Path + "\\" + Name + ".obj");
model.SaveGLB(Path + "\\" + Name + ".glb");
model.SaveGLTF(Path + "\\" + Name + ".gltf");
List <string> res = new List <string>()
{
Path + "\\" + Name + ".obj",
Path + "\\" + Name + ".glb",
Path + "\\" + Name + ".gltf"
};
return(res);
}
