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Added code to load textures

This commit is contained in:
Josh Yelon 2005-07-14 04:11:56 +00:00
parent 5f3c52e8b3
commit a7e77e739f
1 changed files with 89 additions and 10 deletions
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99
pandatool/src/maxeggimport/maxEggImport.cxx
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@ -34,6 +34,7 @@ static FILE *lgfile;
class MaxEggMesh;
class MaxEggJoint;
class MaxEggTex;
class BoneFunctions;
class MaxEggImporter : public SceneImport
@ -66,18 +67,23 @@ public:
// Import-related methods:
void TraverseEggData(EggData *data);
void TraverseEggNode(EggNode *node, EggGroup *context);
MaxEggMesh *GetMesh(EggVertexPool *pool);
MaxEggMesh *GetMesh(EggVertexPool *pool);
MaxEggJoint *FindJoint(EggGroup *joint);
MaxEggJoint *MakeJoint(EggGroup *joint, EggGroup *context);
MaxEggTex *GetTex(const string &fn);
public:
// Import-related fields:
typedef phash_map<EggVertexPool *, MaxEggMesh *> MeshTable;
typedef second_of_pair_iterator<MeshTable::const_iterator> MeshIterator;
typedef phash_map<EggGroup *, MaxEggJoint *> JointTable;
typedef second_of_pair_iterator<JointTable::const_iterator> JointIterator;
MeshTable _mesh_tab;
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;
};
Interface *MaxEggImporter::_ip;
@ -228,6 +234,30 @@ int MaxEggImporter::DoImport(const TCHAR *name,ImpInterface *ii,Interface *i, BO
return 1;
}
////////////////////////////////////////////////////////////////////////////////////////////////////
//
// MaxEggTex
//
////////////////////////////////////////////////////////////////////////////////////////////////////
class MaxEggTex
{
public:
string path;
int id;
};
MaxEggTex *MaxEggImporter::GetTex(const string &fn)
{
if (_tex_tab.count(fn))
return _tex_tab[fn];
MaxEggTex *res = new MaxEggTex;
res->path = fn;
res->id = _next_tex ++;
_tex_tab[fn] = res;
return res;
}
////////////////////////////////////////////////////////////////////////////////////////////////////
//
// MaxEggMesh
@ -256,7 +286,7 @@ public:
int GetVert(Vertexd pos, Normald norm, EggGroup *context);
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 AddFace(int v0, int v1, int v2, int tv0, int tv1, int tv2, int cv0, int cv1, int cv2, int tex);
};
int MaxEggMesh::GetVert(Vertexd pos, Normald norm, EggGroup *context)
@ -326,7 +356,7 @@ MaxEggMesh *MaxEggImporter::GetMesh(EggVertexPool *pool)
return result;
}
int MaxEggMesh::AddFace(int v0, int v1, int v2, int tv0, int tv1, int tv2, int cv0, int cv1, int cv2)
int MaxEggMesh::AddFace(int v0, int v1, int v2, int tv0, int tv1, int tv2, int cv0, int cv1, int cv2, int tex)
{
static int dump = 0;
if (_face_count == _mesh->numFaces) {
@ -340,6 +370,7 @@ int MaxEggMesh::AddFace(int v0, int v1, int v2, int tv0, int tv1, int tv2, int c
_mesh->faces[idx].setVerts(v0,v1,v2);
_mesh->faces[idx].smGroup = 1;
_mesh->faces[idx].flags = EDGE_ALL | HAS_TVERTS;
_mesh->faces[idx].setMatID(tex);
_mesh->tvFace[idx].setTVerts(tv0,tv1,tv2);
_mesh->vcFace[idx].setTVerts(cv0,cv1,cv2);
return idx;
@ -515,6 +546,17 @@ void MaxEggImporter::TraverseEggNode(EggNode *node, EggGroup *context)
if (node->is_of_type(EggPolygon::get_class_type())) {
EggPolygon *poly = DCAST(EggPolygon, node);
int texid;
LMatrix3d uvtrans = LMatrix3d::ident_mat();
if (poly->has_texture()) {
EggTexture *tex = poly->get_texture(0);
texid = GetTex(tex->get_fullpath().to_os_specific())->id;
if (tex->has_transform())
uvtrans = tex->get_transform();
} else {
texid = GetTex("")->id;
}
EggPolygon::const_iterator ci;
MaxEggMesh *mesh = GetMesh(poly->get_pool());
vertIndices.clear();
@ -523,14 +565,16 @@ void MaxEggImporter::TraverseEggNode(EggNode *node, EggGroup *context)
for (ci = poly->begin(); ci != poly->end(); ++ci) {
EggVertex *vtx = (*ci);
EggVertexPool *pool = poly->get_pool();
TexCoordd uv = vtx->get_uv();
vertIndices.push_back(mesh->GetVert(vtx->get_pos3(), vtx->get_normal(), context));
tvertIndices.push_back(mesh->GetTVert(vtx->get_uv()));
tvertIndices.push_back(mesh->GetTVert(uv * uvtrans));
cvertIndices.push_back(mesh->GetCVert(vtx->get_color()));
}
for (int i=1; i<vertIndices.size()-1; i++)
mesh->AddFace(vertIndices[0], vertIndices[i], vertIndices[i+1],
tvertIndices[0], tvertIndices[i], tvertIndices[i+1],
cvertIndices[0], cvertIndices[i], cvertIndices[i+1]);
cvertIndices[0], cvertIndices[i], cvertIndices[i+1],
texid);
} else if (node->is_of_type(EggGroupNode::get_class_type())) {
EggGroupNode *group = DCAST(EggGroupNode, node);
if (node->is_of_type(EggGroup::get_class_type())) {
@ -549,15 +593,18 @@ void MaxEggImporter::TraverseEggNode(EggNode *node, EggGroup *context)
void MaxEggImporter::TraverseEggData(EggData *data)
{
MeshIterator ci;
JointIterator ji;
TexIterator ti;
lgfile = fopen("MaxEggImporter.log","w");
SuspendAnimate();
SuspendSetKeyMode();
AnimateOff();
_next_tex = 0;
TraverseEggNode(data, NULL);
MeshIterator ci;
for (ci = _mesh_tab.begin(); ci != _mesh_tab.end(); ++ci) {
MaxEggMesh *mesh = (*ci);
mesh->_mesh->setNumVerts(mesh->_vert_count, TRUE);
@ -572,7 +619,6 @@ void MaxEggImporter::TraverseEggData(EggData *data)
}
double thickness = 0.0;
JointIterator ji;
for (ji = _joint_tab.begin(); ji != _joint_tab.end(); ++ji) {
double dfo = ((*ji)->_pos).Length();
if (dfo > thickness) thickness = dfo;
@ -584,9 +630,42 @@ void MaxEggImporter::TraverseEggData(EggData *data)
joint->CreateMaxBone();
}
if (_next_tex) {
BitmapTex *bmt = 0;
MultiMtl *mtl = NewDefaultMultiMtl();
mtl->SetNumSubMtls(_next_tex);
for (ti = _tex_tab.begin(); ti != _tex_tab.end(); ++ti) {
MaxEggTex *tex = *ti;
BitmapTex *bmt = NewDefaultBitmapTex();
bmt->SetMapName((TCHAR*)(tex->path.c_str()));
StdMat *mat = NewDefaultStdMat();
mat->SetSubTexmap(ID_DI, bmt);
mat->SetTexmapAmt(ID_DI, 1.0, 0);
mat->EnableMap(ID_DI, TRUE);
mat->SetActiveTexmap(bmt);
_ip->ActivateTexture(bmt, mat);
TSTR name;
mtl->SetSubMtlAndName(tex->id, mat, name);
}
for (ci = _mesh_tab.begin(); ci != _mesh_tab.end(); ++ci) {
MaxEggMesh *mesh = *ci;
mesh->_node->SetMtl(mtl);
}
}
ResumeSetKeyMode();
ResumeAnimate();
for (ci = _mesh_tab.begin(); ci != _mesh_tab.end(); ++ci) {
delete *ci;
}
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);
}