using System.Windows.Forms;
using Autodesk.Revit.DB;
using Autodesk.Revit.UI;
using Autodesk.Revit.Attributes;
using App = Autodesk.Revit.ApplicationServices;
using System.IO;
using System.Diagnostics;
namespace RevitExportObj2Gltf
{
[Transaction(TransactionMode.Manual)]
public class Command : IExternalCommand
{
public Result Execute(ExternalCommandData commandData, ref string message, ElementSet elements)
{
//以导出当前视图
UIApplication uiapp = commandData.Application;
UIDocument uidoc = uiapp.ActiveUIDocument;
App.Application app = uiapp.Application;
Document doc = uidoc.Document;
//没打开文档
if (null == doc)
{
message = "Please open the project.";
return Result.Failed;
}
//没有打开文档
if (null == uidoc)
{
message = "Please run this command in an active project document.";
return Result.Failed;
}
//3D视图下
View3D view = doc.ActiveView as View3D;
if (null == view)
{
message = "Please run this command in a 3D view.";
return Result.Failed;
}
//保存导出的文件
SaveFileDialog sdial = new SaveFileDialog();
sdial.Filter = "gltf|*.gltf|glb|*.glb";
if (sdial.ShowDialog() == DialogResult.OK)
{
RevitExportObj2Gltf contextObj = new RevitExportObj2Gltf(doc, sdial.FileName);
MyGltfExportContext contextGltf = new MyGltfExportContext(doc);
//拿到revit的doc CustomExporter 用户自定义导出
using (CustomExporter exporterObj = new CustomExporter(doc, contextObj))
{
//是否包括Geom对象
exporterObj.IncludeGeometricObjects = false;
exporterObj.ShouldStopOnError = true;
//导出3D模型
exporterObj.Export(view);
}
using (CustomExporter exporterGltf = new CustomExporter(doc, contextGltf))
{
//是否包括Geom对象
exporterGltf.IncludeGeometricObjects = false;
exporterGltf.ShouldStopOnError = true;
//导出3D模型
exporterGltf.Export(view);
contextGltf._model.SaveGLB(sdial.FileName);
contextGltf._model.SaveGLTF(sdial.FileName);
}
System.Diagnostics.Process p = new System.Diagnostics.Process();
p.StartInfo.FileName = "cmd.exe";
p.StartInfo.UseShellExecute = false; //是否使用操作系统shell启动
p.StartInfo.RedirectStandardInput = true; //接受来自调用程序的输入信息
p.StartInfo.RedirectStandardOutput = true; //由调用程序获取输出信息
p.StartInfo.RedirectStandardError = true; //重定向标准错误输出
p.StartInfo.CreateNoWindow = true;//不显示程序窗口
p.Start();//启动程序
//使用gltf pipeline命令行工具
//向cmd窗口发送输入信息 （node.js已经是配置好了系统环境变量）
//string str = @"cd D:\cmder";
//p.StandardInput.WriteLine(str);
////obj2gltf -i model.obj -o model.gltf
////obj转gltf
//string obj2GltfStr = string.Format("obj2gltf -i {0} -o {1}", Path.GetDirectoryName(sdial.FileName) + "\\" +
// Path.GetFileNameWithoutExtension(sdial.FileName) + ".obj", Path.GetDirectoryName(sdial.FileName) + "\\" + Path.GetFileNameWithoutExtension(sdial.FileName) + ".gltf");
//p.StandardInput.WriteLine(obj2GltfStr);
//Debug.Print("obj2gltf successful.");
//运用Draco算法将GLB压缩
string glbName = Path.GetFileNameWithoutExtension(sdial.FileName) + "(Draco)" + ".glb";
string glbstr = string.Format("gltf-pipeline.cmd gltf-pipeline -i {0} -o {1}", sdial.FileName, Path.GetDirectoryName(sdial.FileName) + "\\" + glbName);
p.StandardInput.WriteLine(glbstr);
//gltf-pipeline.c md gltf-pipeline -i model.gltf -o modelDraco.gltf -d
//运用Draco算法将GLTF压缩
string gltfDracoName = Path.GetFileNameWithoutExtension(sdial.FileName) + "(Draco)" + ".gltf";
string gltfDraco = string.Format("gltf-pipeline.cmd gltf-pipeline -i {0} -o {1} -d", sdial.FileName, Path.GetDirectoryName(sdial.FileName) + "\\" + gltfDracoName);
p.StandardInput.WriteLine(gltfDraco);
p.StandardInput.AutoFlush = true;
p.StandardInput.WriteLine("exit");
//获取cmd窗口的输出信息
string output = p.StandardOutput.ReadToEnd();
MessageBox.Show(output);
}
return Result.Succeeded;
}
}
}
public Result Execute(ExternalCommandData commandData, ref string message, ElementSet elements)
{
//以导出当前视图
UIApplication uiapp = commandData.Application;
UIDocument uidoc = uiapp.ActiveUIDocument;
App.Application app = uiapp.Application;
Document doc = uidoc.Document;
//没打开文档
if (null == doc)
{
message = "Please open the project.";
return(Result.Failed);
}
//没有打开文档
if (null == uidoc)
{
message = "Please run this command in an active project document.";
return(Result.Failed);
}
//3D视图下
View3D view = doc.ActiveView as View3D;
if (null == view)
{
message = "Please run this command in a 3D view.";
return(Result.Failed);
}
//保存导出的文件
SaveFileDialog sdial = new SaveFileDialog();
sdial.Filter = "gltf|*.gltf|glb|*.glb";
if (sdial.ShowDialog() == DialogResult.OK)
{
//默认值lod为等级8 （达到减面的效果 可以导出高模瑜低模）
int lodGltfValue = 8;
int lodObjValue = 8;
RevitExportObj2Gltf contextObj = new RevitExportObj2Gltf(doc, sdial.FileName, lodObjValue);
MyGltfExportContext contextGltf = new MyGltfExportContext(doc, lodGltfValue);
//拿到revit的doc CustomExporter 用户自定义导出
using (CustomExporter exporterObj = new CustomExporter(doc, contextObj))
{
//是否包括Geom对象
exporterObj.IncludeGeometricObjects = false;
exporterObj.ShouldStopOnError = true;
//导出3D模型
exporterObj.Export(view);
}
using (CustomExporter exporterGltf = new CustomExporter(doc, contextGltf))
{
//是否包括Geom对象
exporterGltf.IncludeGeometricObjects = false;
exporterGltf.ShouldStopOnError = true;
//导出3D模型
exporterGltf.Export(view);
contextGltf._model.SaveGLB(sdial.FileName);
contextGltf._model.SaveGLTF(sdial.FileName);
}
System.Diagnostics.Process p = new System.Diagnostics.Process();
p.StartInfo.FileName = "cmd.exe";
p.StartInfo.UseShellExecute = false;
//是否使用操作系统shell启动
p.StartInfo.RedirectStandardInput = true;
//接受来自调用程序的输入信息
p.StartInfo.RedirectStandardOutput = true;
//由调用程序获取输出信息
p.StartInfo.RedirectStandardError = true;
//重定向标准错误输出
p.StartInfo.CreateNoWindow = true; //不显示程序窗口
p.Start();
//启动程序
//使用gltf pipeline命令行工具
//向cmd窗口发送输入信息 （node.js已经是配置好了系统环境变量）
//string str = @"cd D:\cmder";
//p.StandardInput.WriteLine(str);
////obj2gltf -i model.obj -o model.gltf
////obj转gltf
//string obj2GltfStr = string.Format("obj2gltf -i {0} -o {1}", Path.GetDirectoryName(sdial.FileName) + "\\" +
// Path.GetFileNameWithoutExtension(sdial.FileName) + ".obj", Path.GetDirectoryName(sdial.FileName) + "\\" + Path.GetFileNameWithoutExtension(sdial.FileName) + ".gltf");
//p.StandardInput.WriteLine(obj2GltfStr);
//Debug.Print("obj2gltf successful.");
//运用Draco算法将GLB压缩
string glbName = Path.GetFileNameWithoutExtension(sdial.FileName) + "(Draco)" + ".glb";
string glbstr = string.Format("gltf-pipeline.cmd gltf-pipeline -i {0} -o {1}", sdial.FileName, Path.GetDirectoryName(sdial.FileName) + "\\" + glbName);
p.StandardInput.WriteLine(glbstr);
//gltf-pipeline.c md gltf-pipeline -i model.gltf -o modelDraco.gltf -d
//运用Draco算法将GLTF压缩
string gltfDracoName = Path.GetFileNameWithoutExtension(sdial.FileName) + "(Draco)" + ".gltf";
string gltfDraco = string.Format("gltf-pipeline.cmd gltf-pipeline -i {0} -o {1} -d", sdial.FileName, Path.GetDirectoryName(sdial.FileName) + "\\" + gltfDracoName);
p.StandardInput.WriteLine(gltfDraco);
p.StandardInput.AutoFlush = true;
p.StandardInput.WriteLine("exit");
//获取cmd窗口的输出信息
string output = p.StandardOutput.ReadToEnd();
MessageBox.Show(output);
}
return(Result.Succeeded);
}