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#include <irrlicht.h>
#include <iostream>
using namespace irr;
using namespace core;
using namespace scene;
using namespace video;
using namespace io;
using namespace gui;
#ifdef _IRR_WINDOWS_
#pragma comment(lib, "Irrlicht.lib")
#endif
void usage(const char* name)
{
std::cerr << "Usage: " << name << " [options] <srcFile> <destFile>" << std::endl;
std::cerr << " where options are" << std::endl;
std::cerr << " --createTangents: convert to tangents mesh is possible." << std::endl;
std::cerr << " --format=[irrmesh|collada|stl|obj|ply]: Choose target format" << std::endl;
}
int main(int argc, char* argv[])
{
if ((argc < 3) ||
((argc==3) && (argv[1][0]=='-')))
{
usage(argv[0]);
return 1;
}
IrrlichtDevice *device = createDevice( video::EDT_NULL,
dimension2d<u32>(800, 600), 32, false, false, false, 0);
device->setWindowCaption(L"Mesh Converter");
scene::EMESH_WRITER_TYPE type = EMWT_IRR_MESH;
u32 i=1;
bool createTangents=false;
while (argv[i][0]=='-')
{
core::stringc format = argv[i];
if (format.size() > 3)
{
if (format.equalsn("--format=",9))
{
format = format.subString(9,format.size());
if (format=="collada")
type = EMWT_COLLADA;
else if (format=="stl")
type = EMWT_STL;
else if (format=="obj")
type = EMWT_OBJ;
else if (format=="ply")
type = EMWT_PLY;
else
type = EMWT_IRR_MESH;
}
else
if (format =="--createTangents")
createTangents=true;
}
else
if (format=="--")
{
++i;
break;
}
++i;
}
const s32 srcmesh = i;
const s32 destmesh = i+1;
--argc;
if ((argc<srcmesh) || (argc<destmesh))
{
std::cerr << "Not enough files given." << std::endl;
usage(argv[0]);
return 1;
}
createTangents = createTangents && (type==EMWT_IRR_MESH);
std::cout << "Converting " << argv[srcmesh] << " to " << argv[destmesh] << std::endl;
IMesh* mesh = device->getSceneManager()->getMesh(argv[srcmesh])->getMesh(0);
if (!mesh)
{
std::cerr << "Could not load " << argv[srcmesh] << std::endl;
return 1;
}
if (createTangents)
{
IMesh* tmp = device->getSceneManager()->getMeshManipulator()->createMeshWithTangents(mesh);
mesh->drop();
mesh=tmp;
}
IMeshWriter* mw = device->getSceneManager()->createMeshWriter(type);
IWriteFile* file = device->getFileSystem()->createAndWriteFile(argv[destmesh]);
mw->writeMesh(file, mesh);
file->drop();
mw->drop();
device->drop();
return 0;
}
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