//! creates/loads an animated mesh from the file.
//! \return Pointer to the created mesh. Returns 0 if loading failed.
//! If you no longer need the mesh, you should call IAnimatedMesh::drop().
//! See IReferenceCounted::drop() for more information.
IAnimatedMesh* COCTLoader::createMesh(io::IReadFile* file)
{
if (!file)
return 0;
octHeader header;
file->read(&header, sizeof(octHeader));
octVert * verts = new octVert[header.numVerts];
octFace * faces = new octFace[header.numFaces];
octTexture * textures = new octTexture[header.numTextures];
octLightmap * lightmaps = new octLightmap[header.numLightmaps];
octLight * lights = new octLight[header.numLights];
file->read(verts, sizeof(octVert) * header.numVerts);
file->read(faces, sizeof(octFace) * header.numFaces);
//TODO: Make sure id is in the legal range for Textures and Lightmaps
u32 i;
for (i = 0; i < header.numTextures; i++) {
octTexture t;
file->read(&t, sizeof(octTexture));
textures[t.id] = t;
}
for (i = 0; i < header.numLightmaps; i++) {
octLightmap t;
file->read(&t, sizeof(octLightmap));
lightmaps[t.id] = t;
}
file->read(lights, sizeof(octLight) * header.numLights);
//TODO: Now read in my extended OCT header (flexible lightmaps and vertex normals)
// This is the method Nikolaus Gebhardt used in the Q3 loader -- create a
// meshbuffer for every possible combination of lightmap and texture including
// a "null" texture and "null" lightmap. Ones that end up with nothing in them
// will be removed later.
SMesh * Mesh = new SMesh();
for (i=0; i<(header.numTextures+1) * (header.numLightmaps+1); ++i)
{
CMeshBuffer<video::S3DVertex2TCoords>* buffer = new CMeshBuffer<video::S3DVertex2TCoords>(SceneManager->getVideoDriver()->getVertexDescriptor(1));
buffer->Material.MaterialType = video::EMT_LIGHTMAP;
buffer->Material.Lighting = false;
Mesh->addMeshBuffer(buffer);
buffer->drop();
}
// Build the mesh buffers
for (i = 0; i < header.numFaces; i++)
{
if (faces[i].numVerts < 3)
continue;
const f32* const a = verts[faces[i].firstVert].pos;
const f32* const b = verts[faces[i].firstVert+1].pos;
const f32* const c = verts[faces[i].firstVert+2].pos;
const core::vector3df normal =
core::plane3df(core::vector3df(a[0],a[1],a[2]), core::vector3df(b[0],c[1],c[2]), core::vector3df(c[0],c[1],c[2])).Normal;
const u32 textureID = core::min_(s32(faces[i].textureID), s32(header.numTextures - 1)) + 1;
const u32 lightmapID = core::min_(s32(faces[i].lightmapID),s32(header.numLightmaps - 1)) + 1;
CMeshBuffer<video::S3DVertex2TCoords>* meshBuffer = (CMeshBuffer<video::S3DVertex2TCoords>*)Mesh->getMeshBuffer(lightmapID * (header.numTextures + 1) + textureID);
const u32 base = meshBuffer->getVertexBuffer()->getVertexCount();
// Add this face's verts
u32 v;
for (v = 0; v < faces[i].numVerts; ++v)
{
octVert * vv = &verts[faces[i].firstVert + v];
video::S3DVertex2TCoords vert;
vert.Pos.set(vv->pos[0], vv->pos[1], vv->pos[2]);
vert.Color = video::SColor(0,255,255,255);
vert.Normal.set(normal);
if (textureID == 0)
{
// No texture -- just a lightmap. Thus, use lightmap coords for texture 1.
// (the actual texture will be swapped later)
vert.TCoords.set(vv->lc[0], vv->lc[1]);
}
else
{
vert.TCoords.set(vv->tc[0], vv->tc[1]);
vert.TCoords2.set(vv->lc[0], vv->lc[1]);
}
meshBuffer->getVertexBuffer()->addVertex(&vert);
}
// Now add the indices
// This weird loop turns convex polygons into triangle strips.
// I do it this way instead of a simple fan because it usually looks a lot better in wireframe, for example.
// High, Low
u32 h = faces[i].numVerts - 1;
u32 l = 0;
for (v = 0; v < faces[i].numVerts - 2; ++v)
{
const u32 center = (v & 1)? h - 1: l + 1;
meshBuffer->getIndexBuffer()->addIndex(base + h);
meshBuffer->getIndexBuffer()->addIndex(base + l);
meshBuffer->getIndexBuffer()->addIndex(base + center);
if (v & 1)
--h;
else
++l;
}
}
// load textures
core::array<video::ITexture*> tex;
tex.reallocate(header.numTextures + 1);
tex.push_back(0);
const core::stringc relpath = FileSystem->getFileDir(file->getFileName())+"/";
for (i = 1; i < (header.numTextures + 1); i++)
{
core::stringc path(textures[i-1].fileName);
path.replace('\\','/');
if (FileSystem->existFile(path))
tex.push_back(SceneManager->getVideoDriver()->getTexture(path));
else
// try to read in the relative path of the OCT file
tex.push_back(SceneManager->getVideoDriver()->getTexture( (relpath + path) ));
}
// prepare lightmaps
core::array<video::ITexture*> lig;
lig.set_used(header.numLightmaps + 1);
lig[0] = 0;
const u32 lightmapWidth = 128;
const u32 lightmapHeight = 128;
const core::dimension2d<u32> lmapsize(lightmapWidth, lightmapHeight);
bool oldMipMapState = SceneManager->getVideoDriver()->getTextureCreationFlag(video::ETCF_CREATE_MIP_MAPS);
SceneManager->getVideoDriver()->setTextureCreationFlag(video::ETCF_CREATE_MIP_MAPS, false);
video::IImage* tmpImage = SceneManager->getVideoDriver()->createImage(video::ECF_R8G8B8, lmapsize);
for (i = 1; i < (header.numLightmaps + 1); ++i)
{
core::stringc lightmapname = file->getFileName();
lightmapname += ".lightmap.";
lightmapname += (int)i;
const octLightmap* lm = &lightmaps[i-1];
for (u32 x=0; x<lightmapWidth; ++x)
{
for (u32 y=0; y<lightmapHeight; ++y)
{
tmpImage->setPixel(x, y,
video::SColor(255,
lm->data[x][y][2],
lm->data[x][y][1],
lm->data[x][y][0]));
}
}
lig[i] = SceneManager->getVideoDriver()->addTexture(lightmapname.c_str(), tmpImage);
}
tmpImage->drop();
SceneManager->getVideoDriver()->setTextureCreationFlag(video::ETCF_CREATE_MIP_MAPS, oldMipMapState);
// Free stuff
delete [] verts;
delete [] faces;
delete [] textures;
delete [] lightmaps;
delete [] lights;
// attach materials
for (i = 0; i < header.numLightmaps + 1; i++)
{
for (u32 j = 0; j < header.numTextures + 1; j++)
{
u32 mb = i * (header.numTextures + 1) + j;
CMeshBuffer<video::S3DVertex2TCoords> * meshBuffer = (CMeshBuffer<video::S3DVertex2TCoords>*)Mesh->getMeshBuffer(mb);
meshBuffer->Material.setTexture(0, tex[j]);
meshBuffer->Material.setTexture(1, lig[i]);
if (meshBuffer->Material.getTexture(0) == 0)
{
// This material has no texture, so we'll just show the lightmap if there is one.
// We swapped the texture coordinates earlier.
meshBuffer->Material.setTexture(0, meshBuffer->Material.getTexture(1));
meshBuffer->Material.setTexture(1, 0);
}
if (meshBuffer->Material.getTexture(1) == 0)
{
// If there is only one texture, it should be solid and lit.
// Among other things, this way you can preview OCT lights.
meshBuffer->Material.MaterialType = video::EMT_SOLID;
meshBuffer->Material.Lighting = true;
}
}
}
// delete all buffers without geometry in it.
i = 0;
while(i < Mesh->MeshBuffers.size())
{
if (Mesh->MeshBuffers[i]->getVertexBuffer()->getVertexCount() == 0 ||
Mesh->MeshBuffers[i]->getIndexBuffer()->getIndexCount() == 0 ||
Mesh->MeshBuffers[i]->getMaterial().getTexture(0) == 0)
{
// Meshbuffer is empty -- drop it
Mesh->MeshBuffers[i]->drop();
Mesh->MeshBuffers.erase(i);
}
else
{
++i;
}
}
// create bounding box
for (i = 0; i < Mesh->MeshBuffers.size(); ++i)
{
Mesh->MeshBuffers[i]->recalculateBoundingBox();
}
Mesh->recalculateBoundingBox();
// Set up an animated mesh to hold the mesh
SAnimatedMesh* AMesh = new SAnimatedMesh();
AMesh->Type = EAMT_OCT;
AMesh->addMesh(Mesh);
AMesh->recalculateBoundingBox();
Mesh->drop();
return AMesh;
}
IAnimatedMesh* CMY3DMeshFileLoader::createMesh(io::IReadFile* file)
{
MaterialEntry.clear();
MeshBufferEntry.clear();
ChildNodes.clear();
// working directory (from which we load the scene)
core::stringc filepath = FileSystem->getFileDir(file->getFileName());
if (filepath==".")
filepath="";
else
filepath.append("/");
// read file into memory
SMyFileHeader fileHeader;
file->read(&fileHeader, sizeof(SMyFileHeader));
#ifdef __BIG_ENDIAN__
fileHeader.MyId = os::Byteswap::byteswap(fileHeader.MyId);
fileHeader.Ver = os::Byteswap::byteswap(fileHeader.Ver);
#endif
if (fileHeader.MyId!=MY3D_ID || fileHeader.Ver!=MY3D_VER)
{
os::Printer::log("Bad MY3D file header, loading failed!", ELL_ERROR);
return 0;
}
u16 id;
file->read(&id, sizeof(id));
#ifdef __BIG_ENDIAN__
id = os::Byteswap::byteswap(id);
#endif
if (id!=MY3D_SCENE_HEADER_ID)
{
os::Printer::log("Cannot find MY3D_SCENE_HEADER_ID, loading failed!", ELL_ERROR);
return 0;
}
SMySceneHeader sceneHeader;
file->read(&sceneHeader, sizeof(SMySceneHeader));
#ifdef __BIG_ENDIAN__
sceneHeader.MaterialCount = os::Byteswap::byteswap(sceneHeader.MaterialCount);
sceneHeader.MeshCount = os::Byteswap::byteswap(sceneHeader.MeshCount);
#endif
file->read(&id, sizeof(id));
#ifdef __BIG_ENDIAN__
id = os::Byteswap::byteswap(id);
#endif
if (id!=MY3D_MAT_LIST_ID)
{
os::Printer::log("Can not find MY3D_MAT_LIST_ID, loading failed!", ELL_ERROR);
return 0;
}
core::stringc texturePath =
SceneManager->getParameters()->getAttributeAsString(MY3D_TEXTURE_PATH);
file->read(&id, sizeof(id));
#ifdef __BIG_ENDIAN__
id = os::Byteswap::byteswap(id);
#endif
c8 namebuf[256];
for (s32 m=0; m<sceneHeader.MaterialCount; ++m)
{
if (id != MY3D_MAT_HEADER_ID)
{
os::Printer::log("Cannot find MY3D_MAT_HEADER_ID, loading failed!", ELL_ERROR);
return 0;
}
// read material header
MaterialEntry.push_back(SMyMaterialEntry());
SMyMaterialEntry& me=MaterialEntry.getLast();
file->read(&(me.Header), sizeof(SMyMaterialHeader));
// read next identificator
file->read(&id, sizeof(id));
#ifdef __BIG_ENDIAN__
id = os::Byteswap::byteswap(id);
#endif
bool gotLightMap=false, gotMainMap=false;
for (u32 t=0; t<me.Header.TextureCount; ++t)
{
if (id==MY3D_TEX_FNAME_ID)
file->read(namebuf, 256);
else
{
me.Texture2 = readEmbeddedLightmap(file, namebuf);
if (!me.Texture2)
return 0;
gotLightMap = true;
}
const core::stringc name(namebuf);
const s32 pos = name.findLast('.');
const core::stringc LightingMapStr = "LightingMap";
const s32 ls = LightingMapStr.size();
const bool isSubString = (LightingMapStr == name.subString(core::max_(0, (pos - ls)), ls));
if ((isSubString || (name[pos-1]=='m' &&
name[pos-2]=='l' && name[pos-3]=='_')) &&
!gotLightMap)
{
const bool oldMipMapState = SceneManager->getVideoDriver()->getTextureCreationFlag(video::ETCF_CREATE_MIP_MAPS);
SceneManager->getVideoDriver()->setTextureCreationFlag(video::ETCF_CREATE_MIP_MAPS, false);
me.Texture2FileName = texturePath.size() ? texturePath : filepath;
me.Texture2FileName.append("Lightmaps/");
me.Texture2FileName.append(name);
if (name.size())
me.Texture2 = SceneManager->getVideoDriver()->getTexture(me.Texture2FileName);
me.MaterialType = video::EMT_LIGHTMAP_M2;
gotLightMap = true;
SceneManager->getVideoDriver()->setTextureCreationFlag(video::ETCF_CREATE_MIP_MAPS, oldMipMapState);
}
else
if (!gotLightMap && gotMainMap)
{
me.Texture2FileName = texturePath.size() ? texturePath : filepath;
me.Texture2FileName.append(name);
if (name.size())
me.Texture2 = SceneManager->getVideoDriver()->getTexture(me.Texture2FileName);
me.MaterialType = video::EMT_REFLECTION_2_LAYER;
}
else
if (!gotMainMap && !gotLightMap)
{
me.Texture1FileName = filepath;
me.Texture1FileName.append(name);
if (name.size())
me.Texture1 = SceneManager->getVideoDriver()->getTexture(me.Texture1FileName);
gotMainMap = true;
me.MaterialType = video::EMT_SOLID;
}
else
if (gotLightMap)
{
me.MaterialType = video::EMT_LIGHTMAP_M2;
}
file->read(&id, sizeof(id));
#ifdef __BIG_ENDIAN__
id = os::Byteswap::byteswap(id);
#endif
}
// override material types based on their names
if (!strncmp(me.Header.Name, "AlphaChannel-", 13))
me.MaterialType = video::EMT_TRANSPARENT_ALPHA_CHANNEL;
else
if (!strncmp(me.Header.Name, "SphereMap-", 10))
me.MaterialType = video::EMT_SPHERE_MAP;
}
// loading meshes
if (id!=MY3D_MESH_LIST_ID)
{
os::Printer::log("Can not find MY3D_MESH_LIST_ID, loading failed!", ELL_ERROR);
return 0;
}
file->read(&id, sizeof(id));
#ifdef __BIG_ENDIAN__
id = os::Byteswap::byteswap(id);
#endif
for (s32 mesh_id=0; mesh_id<sceneHeader.MeshCount; mesh_id++)
{
// Warning!!! In some cases MY3D exporter uncorrectly calculates
// MeshCount (it's a problem, has to be solved) thats why
// i added this code line
if (id!=MY3D_MESH_HEADER_ID)
break;
if (id!=MY3D_MESH_HEADER_ID)
{
os::Printer::log("Can not find MY3D_MESH_HEADER_ID, loading failed!", ELL_ERROR);
return 0;
}
SMyMeshHeader meshHeader;
file->read(&meshHeader, sizeof(SMyMeshHeader));
core::array <SMyVertex> Vertex;
core::array <SMyFace> Face;
core::array <SMyTVertex> TVertex1, TVertex2;
core::array <SMyFace> TFace1, TFace2;
s32 vertsNum=0;
s32 facesNum=0;
// vertices
file->read(&id, sizeof(id));
#ifdef __BIG_ENDIAN__
id = os::Byteswap::byteswap(id);
#endif
if (id!=MY3D_VERTS_ID)
{
os::Printer::log("Can not find MY3D_VERTS_ID, loading failed!", ELL_ERROR);
return 0;
}
file->read(&vertsNum, sizeof(vertsNum));
Vertex.set_used(vertsNum);
file->read(Vertex.pointer(), sizeof(SMyVertex)*vertsNum);
// faces
file->read(&id, sizeof(id));
#ifdef __BIG_ENDIAN__
id = os::Byteswap::byteswap(id);
#endif
if (id!=MY3D_FACES_ID)
{
os::Printer::log("Can not find MY3D_FACES_ID, loading failed!", ELL_ERROR);
return 0;
}
file->read(&facesNum, sizeof(facesNum));
Face.set_used(facesNum);
file->read(Face.pointer(), sizeof(SMyFace)*facesNum);
// reading texture channels
for (s32 tex=0; tex<(s32)meshHeader.TChannelCnt; tex++)
{
// Max 2 texture channels allowed (but in format .my3d can be more)
s32 tVertsNum=0, tFacesNum=0;
// reading texture coords
file->read(&id, sizeof(id));
#ifdef __BIG_ENDIAN__
id = os::Byteswap::byteswap(id);
#endif
if (id!=MY3D_TVERTS_ID)
{
core::stringc msg="Can not find MY3D_TVERTS_ID (";
msg.append(core::stringc(tex));
msg.append("texture channel), loading failed!");
os::Printer::log(msg.c_str(), ELL_ERROR);
return 0;
}
file->read(&tVertsNum, sizeof(tVertsNum));
if (tex==0)
{
// 1st texture channel
TVertex1.set_used(tVertsNum);
file->read(TVertex1.pointer(), sizeof(SMyTVertex)*tVertsNum);
}
else
if (tex==1)
{
// 2nd texture channel
TVertex2.set_used(tVertsNum);
file->read(TVertex2.pointer(), sizeof(SMyTVertex)*tVertsNum);
}
else
{
// skip other texture channels
file->seek(file->getPos()+sizeof(SMyTVertex)*tVertsNum);
}
// reading texture faces
file->read(&id, sizeof(id));
#ifdef __BIG_ENDIAN__
id = os::Byteswap::byteswap(id);
#endif
if (id!=MY3D_TFACES_ID)
{
core::stringc msg="Can not find MY3D_TFACES_ID (";
msg.append(core::stringc(tex));
msg.append("texture channel), loading failed!");
os::Printer::log(msg.c_str(), ELL_ERROR);
return 0;
}
file->read(&tFacesNum, sizeof(tFacesNum));
if (tex==0)
{
// 1st texture channel
TFace1.set_used(tFacesNum);
file->read(TFace1.pointer(), sizeof(SMyFace)*tFacesNum);
}
else if (tex==1)
{
// 2nd texture channel
TFace2.set_used(tFacesNum);
file->read(TFace2.pointer(), sizeof(SMyFace)*tFacesNum);
}
else
{
// skip other texture channels
file->seek(file->getPos()+sizeof(SMyFace)*tFacesNum);
}
}
// trying to find material
SMyMaterialEntry* matEnt = getMaterialEntryByIndex(meshHeader.MatIndex);
// creating geometry for the mesh
// trying to find mesh buffer for this material
CMeshBuffer<video::S3DVertex2TCoords>* buffer = getMeshBufferByMaterialIndex(meshHeader.MatIndex);
if (!buffer ||
(buffer->getVertexBuffer()->getVertexCount()+vertsNum) > SceneManager->getVideoDriver()->getMaximalPrimitiveCount())
{
// creating new mesh buffer for this material
buffer = new CMeshBuffer<video::S3DVertex2TCoords>(SceneManager->getVideoDriver()->getVertexDescriptor(1));
buffer->Material.MaterialType = video::EMT_LIGHTMAP_M2; // EMT_LIGHTMAP_M4 also possible
buffer->Material.Wireframe = false;
buffer->Material.Lighting = false;
if (matEnt)
{
buffer->Material.MaterialType = matEnt->MaterialType;
if (buffer->Material.MaterialType == video::EMT_REFLECTION_2_LAYER)
{
buffer->Material.Lighting = true;
buffer->Material.setTexture(1, matEnt->Texture1);
buffer->Material.setTexture(0, matEnt->Texture2);
}
else
{
buffer->Material.setTexture(0, matEnt->Texture1);
buffer->Material.setTexture(1, matEnt->Texture2);
}
if (buffer->Material.MaterialType == video::EMT_TRANSPARENT_ALPHA_CHANNEL)
{
buffer->Material.BackfaceCulling = true;
buffer->Material.Lighting = true;
}
else
if (buffer->Material.MaterialType == video::EMT_SPHERE_MAP)
{
buffer->Material.Lighting = true;
}
buffer->Material.AmbientColor = video::SColor(
matEnt->Header.AmbientColor.A, matEnt->Header.AmbientColor.R,
matEnt->Header.AmbientColor.G, matEnt->Header.AmbientColor.B
);
buffer->Material.DiffuseColor = video::SColor(
matEnt->Header.DiffuseColor.A, matEnt->Header.DiffuseColor.R,
matEnt->Header.DiffuseColor.G, matEnt->Header.DiffuseColor.B
);
buffer->Material.EmissiveColor = video::SColor(
matEnt->Header.EmissiveColor.A, matEnt->Header.EmissiveColor.R,
matEnt->Header.EmissiveColor.G, matEnt->Header.EmissiveColor.B
);
buffer->Material.SpecularColor = video::SColor(
matEnt->Header.SpecularColor.A, matEnt->Header.SpecularColor.R,
matEnt->Header.SpecularColor.G, matEnt->Header.SpecularColor.B
);
}
else
{
buffer->Material.setTexture(0, 0);
buffer->Material.setTexture(1, 0);
buffer->Material.AmbientColor = video::SColor(255, 255, 255, 255);
buffer->Material.DiffuseColor = video::SColor(255, 255, 255, 255);
buffer->Material.EmissiveColor = video::SColor(0, 0, 0, 0);
buffer->Material.SpecularColor = video::SColor(0, 0, 0, 0);
}
if (matEnt && matEnt->Header.Transparency!=0)
{
if (buffer->Material.MaterialType == video::EMT_REFLECTION_2_LAYER )
{
buffer->Material.MaterialType = video::EMT_TRANSPARENT_REFLECTION_2_LAYER;
buffer->Material.Lighting = true;
buffer->Material.BackfaceCulling = true;
}
else
{
buffer->Material.MaterialType = video::EMT_TRANSPARENT_VERTEX_ALPHA;
buffer->Material.Lighting = false;
buffer->Material.BackfaceCulling = false;
}
}
else if (
!buffer->Material.getTexture(1) &&
buffer->Material.MaterialType != video::EMT_TRANSPARENT_ALPHA_CHANNEL &&
buffer->Material.MaterialType != video::EMT_SPHERE_MAP)
{
buffer->Material.MaterialType = video::EMT_SOLID;
buffer->Material.Lighting = true;
}
MeshBufferEntry.push_back(
SMyMeshBufferEntry(meshHeader.MatIndex, buffer));
}
video::S3DVertex2TCoords VertexA, VertexB, VertexC;
// vertices (A, B, C) color
video::SColor vert_color;
if (matEnt &&
(buffer->Material.MaterialType == video::EMT_TRANSPARENT_VERTEX_ALPHA ||
buffer->Material.MaterialType == video::EMT_TRANSPARENT_REFLECTION_2_LAYER))
{
video::SColor color(
matEnt->Header.DiffuseColor.A, matEnt->Header.DiffuseColor.R,
matEnt->Header.DiffuseColor.G, matEnt->Header.DiffuseColor.B);
vert_color = color.getInterpolated(video::SColor(0,0,0,0),
1-matEnt->Header.Transparency);
}
else
{
vert_color = buffer->Material.DiffuseColor;
}
VertexA.Color = VertexB.Color = VertexC.Color = vert_color;
if (buffer->Material.MaterialType == video::EMT_TRANSPARENT_ALPHA_CHANNEL)
{
buffer->getIndexBuffer()->reallocate(buffer->getIndexBuffer()->getIndexCount()+6*facesNum);
buffer->getVertexBuffer()->reallocate(buffer->getVertexBuffer()->getVertexCount()+6*facesNum);
}
else
{
buffer->getIndexBuffer()->reallocate(buffer->getIndexBuffer()->getIndexCount()+3*facesNum);
buffer->getVertexBuffer()->reallocate(buffer->getVertexBuffer()->getVertexCount()+3*facesNum);
}
for (int f=0; f<facesNum; f++)
{
// vertex A
VertexA.Pos.X = Vertex[Face[f].C].Coord.X;
VertexA.Pos.Y = Vertex[Face[f].C].Coord.Y;
VertexA.Pos.Z = Vertex[Face[f].C].Coord.Z;
VertexA.Normal.X = Vertex[Face[f].C].Normal.X;
VertexA.Normal.Y = Vertex[Face[f].C].Normal.Y;
VertexA.Normal.Z = Vertex[Face[f].C].Normal.Z;
if (meshHeader.TChannelCnt>0)
{
VertexA.TCoords.X = TVertex1[TFace1[f].C].TCoord.X;
VertexA.TCoords.Y = TVertex1[TFace1[f].C].TCoord.Y;
}
if (meshHeader.TChannelCnt>1)
{
VertexA.TCoords2.X = TVertex2[TFace2[f].C].TCoord.X;
VertexA.TCoords2.Y = TVertex2[TFace2[f].C].TCoord.Y;
}
// vertex B
VertexB.Pos.X = Vertex[Face[f].B].Coord.X;
VertexB.Pos.Y = Vertex[Face[f].B].Coord.Y;
VertexB.Pos.Z = Vertex[Face[f].B].Coord.Z;
VertexB.Normal.X = Vertex[Face[f].B].Normal.X;
VertexB.Normal.Y = Vertex[Face[f].B].Normal.Y;
VertexB.Normal.Z = Vertex[Face[f].B].Normal.Z;
if (meshHeader.TChannelCnt>0)
{
VertexB.TCoords.X = TVertex1[TFace1[f].B].TCoord.X;
VertexB.TCoords.Y = TVertex1[TFace1[f].B].TCoord.Y;
}
if (meshHeader.TChannelCnt>1)
{
VertexB.TCoords2.X = TVertex2[TFace2[f].B].TCoord.X;
VertexB.TCoords2.Y = TVertex2[TFace2[f].B].TCoord.Y;
}
// vertex C
VertexC.Pos.X = Vertex[Face[f].A].Coord.X;
VertexC.Pos.Y = Vertex[Face[f].A].Coord.Y;
VertexC.Pos.Z = Vertex[Face[f].A].Coord.Z;
VertexC.Normal.X = Vertex[Face[f].A].Normal.X;
VertexC.Normal.Y = Vertex[Face[f].A].Normal.Y;
VertexC.Normal.Z = Vertex[Face[f].A].Normal.Z;
if (meshHeader.TChannelCnt>0)
{
VertexC.TCoords.X = TVertex1[TFace1[f].A].TCoord.X;
VertexC.TCoords.Y = TVertex1[TFace1[f].A].TCoord.Y;
}
if (meshHeader.TChannelCnt>1)
{
VertexC.TCoords2.X = TVertex2[TFace2[f].A].TCoord.X;
VertexC.TCoords2.Y = TVertex2[TFace2[f].A].TCoord.Y;
}
// store 3d data in mesh buffer
buffer->getIndexBuffer()->addIndex(buffer->getVertexBuffer()->getVertexCount());
buffer->getVertexBuffer()->addVertex(&VertexA);
buffer->getIndexBuffer()->addIndex(buffer->getVertexBuffer()->getVertexCount());
buffer->getVertexBuffer()->addVertex(&VertexB);
buffer->getIndexBuffer()->addIndex(buffer->getVertexBuffer()->getVertexCount());
buffer->getVertexBuffer()->addVertex(&VertexC);
//*****************************************************************
// !!!!!! W A R N I N G !!!!!!!
//*****************************************************************
// For materials with alpha channel we duplicate all faces.
// This has be done for proper lighting calculation of the back faces.
// So you must remember this while you creating your models !!!!!
//*****************************************************************
// !!!!!! W A R N I N G !!!!!!!
//*****************************************************************
if (buffer->Material.MaterialType == video::EMT_TRANSPARENT_ALPHA_CHANNEL)
{
VertexA.Normal = core::vector3df(-VertexA.Normal.X, -VertexA.Normal.Y, -VertexA.Normal.Z);
VertexB.Normal = core::vector3df(-VertexB.Normal.X, -VertexB.Normal.Y, -VertexB.Normal.Z);
VertexC.Normal = core::vector3df(-VertexC.Normal.X, -VertexC.Normal.Y, -VertexC.Normal.Z);
buffer->getIndexBuffer()->addIndex(buffer->getVertexBuffer()->getVertexCount());
buffer->getVertexBuffer()->addVertex(&VertexC);
buffer->getIndexBuffer()->addIndex(buffer->getVertexBuffer()->getVertexCount());
buffer->getVertexBuffer()->addVertex(&VertexB);
buffer->getIndexBuffer()->addIndex(buffer->getVertexBuffer()->getVertexCount());
buffer->getVertexBuffer()->addVertex(&VertexA);
}
}
file->read(&id, sizeof(id));
#ifdef __BIG_ENDIAN__
id = os::Byteswap::byteswap(id);
#endif
}
// creating mesh
SMesh* mesh = new SMesh();
for (u32 num=0; num<MeshBufferEntry.size(); ++num)
{
CMeshBuffer<video::S3DVertex2TCoords>* buffer = MeshBufferEntry[num].MeshBuffer;
if (!buffer)
continue;
mesh->addMeshBuffer(buffer);
buffer->recalculateBoundingBox();
buffer->drop();
}
mesh->recalculateBoundingBox();
if (id != MY3D_FILE_END_ID)
os::Printer::log("Loading finished, but can not find MY3D_FILE_END_ID token.", ELL_WARNING);
SAnimatedMesh* am = new SAnimatedMesh();
am->addMesh(mesh);
mesh->drop();
am->recalculateBoundingBox();
return am;
}
