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Added coord sys support

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This commit is contained in:
Josh Yelon 2005-07-22 22:47:40 +00:00
parent dab7e9af5d
commit 6c7e63176c
1 changed files with 72 additions and 59 deletions
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131
pandatool/src/maxeggimport/maxEggLoader.cxx
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@ -68,6 +68,7 @@ public:
MaxEggJoint *MakeJoint(EggGroup *joint, EggGroup *context);
MaxEggTex *GetTex(const string &fn);
void CreateSkinModifier(MaxEggMesh *M);
Point3 ConvertCoordSys(LVector3d vec);
typedef phash_map<EggVertexPool *, MaxEggMesh *> MeshTable;
typedef second_of_pair_iterator<MeshTable::const_iterator> MeshIterator;
@ -76,13 +77,21 @@ public:
typedef phash_map<string, MaxEggTex *> TexTable;
typedef second_of_pair_iterator<TexTable::const_iterator> TexIterator;
MeshTable _mesh_tab;
JointTable _joint_tab;
TexTable _tex_tab;
int _next_tex;
MeshTable _mesh_tab;
JointTable _joint_tab;
TexTable _tex_tab;
int _next_tex;
CoordinateSystem _coord_sys;
};
static FILE *lgfile;
Point3 ConvertCoordSys(CoordinateSystem sys, LVector3d vec)
{
if (sys == CS_yup_right) {
return Point3(vec[0], -vec[2], vec[1]);
} else {
return Point3(vec[0], vec[1], vec[2]);
}
}
////////////////////////////////////////////////////////////////////////////////////////////////////
//
@ -132,10 +141,9 @@ MaxEggTex *MaxEggLoader::GetTex(const string &fn)
class MaxEggJoint
{
public:
Point3 _xv,_yv,_zv;
Point3 _pos;
Point3 _endpos;
Point3 _zaxis;
LMatrix4d _trans;
LVector3d _endpos;
LVector3d _perp;
double _thickness;
bool _inskin;
SimpleObject2 *_bone;
@ -145,9 +153,13 @@ public:
vector <MaxEggJoint *> _children;
public:
MaxEggJoint *ChooseBestChild(Point3 dir);
LVector3d GetXV(void) { return _trans.get_row3(0); }
LVector3d GetYV(void) { return _trans.get_row3(1); }
LVector3d GetZV(void) { return _trans.get_row3(2); }
LVector3d GetPos(void) { return _trans.get_row3(3); }
MaxEggJoint *ChooseBestChild(LVector3d dir);
void ChooseEndPos(double thickness);
void CreateMaxBone(void);
void CreateMaxBone(CoordinateSystem sys);
};
MaxEggJoint *MaxEggLoader::FindJoint(EggGroup *joint)
@ -162,18 +174,12 @@ MaxEggJoint *MaxEggLoader::MakeJoint(EggGroup *joint, EggGroup *context)
MaxEggJoint *result = new MaxEggJoint;
LMatrix4d t = joint->get_transform();
if (parent) {
result->_xv = parent->_xv*((float)t(0,0)) + parent->_yv*((float)t(0,1)) + parent->_zv*((float)t(0,2));
result->_yv = parent->_xv*((float)t(1,0)) + parent->_yv*((float)t(1,1)) + parent->_zv*((float)t(1,2));
result->_zv = parent->_xv*((float)t(2,0)) + parent->_yv*((float)t(2,1)) + parent->_zv*((float)t(2,2));
result->_pos = parent->_xv*((float)t(3,0)) + parent->_yv*((float)t(3,1)) + parent->_zv*((float)t(3,2)) + parent->_pos;
result->_trans = t * parent->_trans;
} else {
result->_xv = Point3(((float)t(0,0)), ((float)t(0,1)), ((float)t(0,2)));
result->_yv = Point3(((float)t(1,0)), ((float)t(1,1)), ((float)t(1,2)));
result->_zv = Point3(((float)t(2,0)), ((float)t(2,1)), ((float)t(2,2)));
result->_pos = Point3(((float)t(3,0)), ((float)t(3,1)), ((float)t(3,2)));
result->_trans = t;
}
result->_endpos = Point3(0,0,0);
result->_zaxis = Point3(0,0,0);
result->_endpos = LVector3d(0,0,0);
result->_perp = LVector3d(0,0,0);
result->_thickness = 0.0;
result->_inskin = false;
result->_bone = 0;
@ -185,24 +191,25 @@ MaxEggJoint *MaxEggLoader::MakeJoint(EggGroup *joint, EggGroup *context)
return result;
}
MaxEggJoint *MaxEggJoint::ChooseBestChild(Point3 dir)
MaxEggJoint *MaxEggJoint::ChooseBestChild(LVector3d dir)
{
if (dir.Length() < 0.001) return 0;
dir = dir.Normalize();
if (dir.length() < 0.001) return 0;
dir.normalize();
double firstbest = -1000;
MaxEggJoint *firstchild = 0;
Point3 firstpos = _pos;
LVector3d firstpos = GetPos();
double secondbest = 0;
for (int i=0; i<_children.size(); i++) {
MaxEggJoint *child = _children[i];
Point3 tryfwd = child->_pos - _pos;
if ((child->_pos != firstpos) && (tryfwd.Length() > 0.001)) {
Point3 trydir = tryfwd.Normalize();
double quality = trydir % dir;
LVector3d tryfwd = child->GetPos() - GetPos();
if ((child->GetPos() != firstpos) && (tryfwd.length() > 0.001)) {
LVector3d trydir = tryfwd;
trydir.normalize();
double quality = trydir.dot(dir);
if (quality > firstbest) {
secondbest = firstbest;
firstbest = quality;
firstpos = child->_pos;
firstpos = child->GetPos();
firstchild = child;
} else if (quality > secondbest) {
secondbest = quality;
@ -216,47 +223,55 @@ MaxEggJoint *MaxEggJoint::ChooseBestChild(Point3 dir)
void MaxEggJoint::ChooseEndPos(double thickness)
{
Point3 parentpos(0,0,0);
Point3 parentendpos(0,0,1);
LVector3d parentpos(0,0,0);
LVector3d parentendpos(0,0,1);
if (_parent) {
parentpos = _parent->_pos;
parentpos = _parent->GetPos();
parentendpos = _parent->_endpos;
}
Point3 fwd = _pos - parentpos;
if (fwd.Length() < 0.001) {
LVector3d fwd = GetPos() - parentpos;
if (fwd.length() < 0.001) {
fwd = parentendpos - parentpos;
}
fwd = fwd.Normalize();
fwd.normalize();
MaxEggJoint *child = ChooseBestChild(fwd);
if (child == 0) {
_endpos = fwd * ((float)(thickness * 0.8)) + _pos;
_endpos = fwd * thickness * 0.8 + GetPos();
_thickness = thickness * 0.8;
} else {
_endpos = child->_pos;
_thickness = (_endpos - _pos).Length();
_endpos = child->GetPos();
_thickness = (_endpos - GetPos()).length();
if (_thickness > thickness) _thickness = thickness;
}
Point3 orient = (_endpos - _pos).Normalize();
Point3 altaxis = orient ^ Point3(0,-1,0);
if (altaxis.Length() < 0.001) altaxis = orient ^ Point3(0,0,1);
_zaxis = (altaxis ^ orient).Normalize();
LVector3d orient = _endpos - GetPos();
orient.normalize();
LVector3d altaxis = orient.cross(LVector3d(0,-1,0));
if (altaxis.length() < 0.001) altaxis = orient.cross(LVector3d(0,0,1));
_perp = altaxis.cross(orient);
_perp.normalize();
}
void MaxEggJoint::CreateMaxBone(void)
void MaxEggJoint::CreateMaxBone(CoordinateSystem sys)
{
Point3 fwd = _endpos - _pos;
Point3 xv(ConvertCoordSys(sys, GetXV()));
Point3 yv(ConvertCoordSys(sys, GetYV()));
Point3 zv(ConvertCoordSys(sys, GetZV()));
Point3 pos(ConvertCoordSys(sys, GetPos()));
Point3 endpos(ConvertCoordSys(sys, _endpos));
Point3 tzv(ConvertCoordSys(sys, _perp));
Point3 fwd = endpos - pos;
double len = fwd.Length();
Point3 txv = fwd * ((float)(1.0/len));
Point3 tzv = _zaxis;
Point3 tyv = tzv ^ txv;
Point3 row1 = Point3(txv % _xv, txv % _yv, txv % _zv);
Point3 row2 = Point3(tyv % _xv, tyv % _yv, tyv % _zv);
Point3 row3 = Point3(tzv % _xv, tzv % _yv, tzv % _zv);
Point3 row1 = Point3(txv % xv, txv % yv, txv % zv);
Point3 row2 = Point3(tyv % xv, tyv % yv, tyv % zv);
Point3 row3 = Point3(tzv % xv, tzv % yv, tzv % zv);
Matrix3 oomat(row1,row2,row3,Point3(0,0,0));
Quat ooquat(oomat);
_bone = (SimpleObject2*)CreateInstance(GEOMOBJECT_CLASS_ID, BONE_OBJ_CLASSID);
_node = GetCOREInterface()->CreateObjectNode(_bone);
_node->SetNodeTM(0, Matrix3(_xv, _yv, _zv, _pos));
_node->SetNodeTM(0, Matrix3(xv, yv, zv, pos));
IParamBlock2 *blk = _bone->pblock2;
for (int i=0; i<blk->NumParams(); i++) {
TSTR n = blk->GetLocalName(i);
@ -347,7 +362,7 @@ public:
TVertTable _tvert_tab;
CVertTable _cvert_tab;
int GetVert(EggVertex *vert, EggGroup *context);
int GetVert(EggVertex *vert, EggGroup *context, CoordinateSystem sys);
int GetTVert(TexCoordd uv);
int GetCVert(Colorf col);
int AddFace(int v0, int v1, int v2, int tv0, int tv1, int tv2, int cv0, int cv1, int cv2, int tex);
@ -356,7 +371,7 @@ public:
#define CTRLJOINT_DEFORM ((EggGroup*)((char*)(-1)))
int MaxEggMesh::GetVert(EggVertex *vert, EggGroup *context)
int MaxEggMesh::GetVert(EggVertex *vert, EggGroup *context, CoordinateSystem sys)
{
MaxEggVertex vtx;
vtx._pos = vert->get_pos3();
@ -384,7 +399,7 @@ int MaxEggMesh::GetVert(EggVertex *vert, EggGroup *context)
}
vtx._index = _vert_count++;
_vert_tab.insert(vtx);
_mesh->setVert(vtx._index, vtx._pos.get_x(), vtx._pos.get_y(), vtx._pos.get_z());
_mesh->setVert(vtx._index, ConvertCoordSys(sys, vtx._pos));
return vtx._index;
}
@ -574,7 +589,7 @@ void MaxEggLoader::TraverseEggNode(EggNode *node, EggGroup *context)
EggVertex *vtx = (*ci);
EggVertexPool *pool = poly->get_pool();
TexCoordd uv = vtx->get_uv();
vertIndices.push_back(mesh->GetVert(vtx, context));
vertIndices.push_back(mesh->GetVert(vtx, context, _coord_sys));
tvertIndices.push_back(mesh->GetTVert(uv * uvtrans));
cvertIndices.push_back(mesh->GetCVert(vtx->get_color()));
}
@ -614,12 +629,12 @@ bool MaxEggLoader::ConvertEggData(EggData *data, bool merge, bool model, bool an
MeshIterator ci;
JointIterator ji;
TexIterator ti;
lgfile = fopen("MaxEggLoader.log","w");
SuspendAnimate();
SuspendSetKeyMode();
AnimateOff();
_next_tex = 0;
_coord_sys = data->get_coordinate_system();
TraverseEggNode(data, NULL);
@ -638,14 +653,14 @@ bool MaxEggLoader::ConvertEggData(EggData *data, bool merge, bool model, bool an
double thickness = 0.0;
for (ji = _joint_tab.begin(); ji != _joint_tab.end(); ++ji) {
double dfo = ((*ji)->_pos).Length();
double dfo = ((*ji)->GetPos()).length();
if (dfo > thickness) thickness = dfo;
}
thickness = thickness * 0.025;
for (ji = _joint_tab.begin(); ji != _joint_tab.end(); ++ji) {
MaxEggJoint *joint = *ji;
joint->ChooseEndPos(thickness);
joint->CreateMaxBone();
joint->CreateMaxBone(_coord_sys);
}
for (ci = _mesh_tab.begin(); ci != _mesh_tab.end(); ++ci) {
@ -672,8 +687,6 @@ bool MaxEggLoader::ConvertEggData(EggData *data, bool merge, bool model, bool an
for (ji = _joint_tab.begin(); ji != _joint_tab.end(); ++ji) delete *ji;
for (ti = _tex_tab.begin(); ti != _tex_tab.end(); ++ti) delete *ti;
if (lgfile) fclose(lgfile);
ResumeSetKeyMode();
ResumeAnimate();