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deprecated-irrlicht-mac
Commit a2d8e808 authored by hybrid's avatar hybrid
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Added some checks and documentation. Reenabled the normal calculation for... 

Added some checks and documentation. Reenabled the normal calculation for non-lighted meshes to make them complete in all occasions. Due to lack of meshes not tested against animated meshes.

git-svn-id: svn://svn.code.sf.net/p/irrlicht/code/trunk@1145 dfc29bdd-3216-0410-991c-e03cc46cb475
parent 05667475
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Showing with 193 additions and 256 deletions
source/Irrlicht/CB3DMeshFileLoader.cpp
View file @ a2d8e808
......@@ -19,7 +19,7 @@ namespace scene
//! Constructor
CB3DMeshFileLoader::CB3DMeshFileLoader(scene::ISceneManager* smgr)
: B3dStack(), NormalsInFile(false), SceneManager(smgr), AnimatedMesh(0), file(0)
: NormalsInFile(false), SceneManager(smgr), AnimatedMesh(0), B3DFile(0)
{
#ifdef _DEBUG
setDebugName("CB3DMeshFileLoader");
......@@ -52,7 +52,7 @@ IAnimatedMesh* CB3DMeshFileLoader::createMesh(io::IReadFile* f)
if (!f)
return 0;
file = f;
B3DFile = f;
AnimatedMesh = new scene::CSkinnedMesh();
Buffers = &AnimatedMesh->getMeshBuffers();
......@@ -81,78 +81,56 @@ bool CB3DMeshFileLoader::load()
//------ Get header ------
SB3dChunkHeader header;
file->read(&header, sizeof(header));
#ifdef __BIG_ENDIAN__
header.size = os::Byteswap::byteswap(header.size);
#endif
B3DFile->read(&header, sizeof(header));
#ifdef __BIG_ENDIAN__
header.size = os::Byteswap::byteswap(header.size);
#endif
if ( strncmp( header.name, "BB3D", 4 ) != 0 )
{
os::Printer::log("File is not a b3d file. Loading failed (No header found)", file->getFileName(), ELL_ERROR);
os::Printer::log("File is not a b3d file. Loading failed (No header found)", B3DFile->getFileName(), ELL_ERROR);
return false;
}
// Add main chunk...
B3dStack.push_back(SB3dChunk());
B3dStack.getLast().name[0] = header.name[0];
B3dStack.getLast().name[1] = header.name[1];
B3dStack.getLast().name[2] = header.name[2];
B3dStack.getLast().name[3] = header.name[3];
B3dStack.getLast().startposition = file->getPos()-8;
B3dStack.getLast().length = header.size+8;
B3dStack.push_back(SB3dChunk(header, B3DFile->getPos()-8));
// Get file version, but ignore it, as it's not important with b3d files...
u32 FileVersion;
file->read(&FileVersion, sizeof(FileVersion));
#ifdef __BIG_ENDIAN__
FileVersion = os::Byteswap::byteswap(FileVersion);
#endif
s32 fileVersion;
B3DFile->read(&fileVersion, sizeof(fileVersion));
#ifdef __BIG_ENDIAN__
fileVersion = os::Byteswap::byteswap(fileVersion);
#endif
//------ Read main chunk ------
while ( (B3dStack.getLast().startposition + B3dStack.getLast().length) > file->getPos() )
while ( (B3dStack.getLast().startposition + B3dStack.getLast().length) > B3DFile->getPos() )
{
B3dStack.push_back(SB3dChunk());
file->read(&header, sizeof(header));
#ifdef __BIG_ENDIAN__
header.size = os::Byteswap::byteswap(header.size);
#endif
B3dStack.getLast().name[0] = header.name[0];
B3dStack.getLast().name[1] = header.name[1];
B3dStack.getLast().name[2] = header.name[2];
B3dStack.getLast().name[3] = header.name[3];
B3dStack.getLast().startposition = file->getPos() - 8;
B3dStack.getLast().length = header.size + 8;
bool knownChunk = false;
B3DFile->read(&header, sizeof(header));
#ifdef __BIG_ENDIAN__
header.size = os::Byteswap::byteswap(header.size);
#endif
B3dStack.push_back(SB3dChunk(header, B3DFile->getPos()-8));
if ( strncmp( B3dStack.getLast().name, "TEXS", 4 ) == 0 )
{
knownChunk=true;
if (!readChunkTEXS())
return false;
}
else if ( strncmp( B3dStack.getLast().name, "BRUS", 4 ) == 0 )
{
knownChunk=true;
if (!readChunkBRUS())
return false;
}
else if ( strncmp( B3dStack.getLast().name, "NODE", 4 ) == 0 )
{
knownChunk=true;
if (!readChunkNODE((CSkinnedMesh::SJoint*)0) )
return false;
}
if (!knownChunk)
else
{
os::Printer::log("Unknown chunk found in mesh base - skipping");
file->seek(B3dStack.getLast().startposition + B3dStack.getLast().length);
B3DFile->seek(B3dStack.getLast().startposition + B3dStack.getLast().length);
B3dStack.erase(B3dStack.size()-1);
}
}
......@@ -205,61 +183,45 @@ bool CB3DMeshFileLoader::readChunkNODE(CSkinnedMesh::SJoint *InJoint)
else
Joint->GlobalMatrix = Joint->LocalMatrix;
while(B3dStack.getLast().startposition + B3dStack.getLast().length > file->getPos()) // this chunk repeats
while(B3dStack.getLast().startposition + B3dStack.getLast().length > B3DFile->getPos()) // this chunk repeats
{
B3dStack.push_back(SB3dChunk());
SB3dChunkHeader header;
file->read(&header, sizeof(header));
#ifdef __BIG_ENDIAN__
header.size = os::Byteswap::byteswap(header.size);
#endif
B3dStack.getLast().name[0] = header.name[0];
B3dStack.getLast().name[1] = header.name[1];
B3dStack.getLast().name[2] = header.name[2];
B3dStack.getLast().name[3] = header.name[3];
B3dStack.getLast().length = header.size+8;
B3dStack.getLast().startposition = file->getPos() - 8;
B3DFile->read(&header, sizeof(header));
#ifdef __BIG_ENDIAN__
header.size = os::Byteswap::byteswap(header.size);
#endif
bool knownChunk = false;
B3dStack.push_back(SB3dChunk(header, B3DFile->getPos()-8));
if ( strncmp( B3dStack.getLast().name, "NODE", 4 ) == 0 )
{
knownChunk = true;
if (!readChunkNODE(Joint))
return false;
}
else if ( strncmp( B3dStack.getLast().name, "MESH", 4 ) == 0 )
{
knownChunk = true;
if (!readChunkMESH(Joint))
return false;
}
else if ( strncmp( B3dStack.getLast().name, "ANIM", 4 ) == 0 )
{
knownChunk = true;
if (!readChunkANIM())
return false;
}
else if ( strncmp( B3dStack.getLast().name, "BONE", 4 ) == 0 )
{
knownChunk = true;
if (!readChunkBONE(Joint))
return false;
}
else if ( strncmp( B3dStack.getLast().name, "KEYS", 4 ) == 0 )
{
knownChunk = true;
if(!readChunkKEYS(Joint))
return false;
}
if (!knownChunk)
else if ( strncmp( B3dStack.getLast().name, "ANIM", 4 ) == 0 )
{
if (!readChunkANIM())
return false;
}
else
{
os::Printer::log("Unknown chunk found in node chunk - skipping");
file->seek(B3dStack.getLast().startposition + B3dStack.getLast().length);
B3DFile->seek(B3dStack.getLast().startposition + B3dStack.getLast().length);
B3dStack.erase(B3dStack.size()-1);
}
}
......@@ -269,50 +231,36 @@ bool CB3DMeshFileLoader::readChunkNODE(CSkinnedMesh::SJoint *InJoint)
return true;
}
bool CB3DMeshFileLoader::readChunkMESH(CSkinnedMesh::SJoint *InJoint)
{
const s32 vertices_Start=BaseVertices.size(); //B3Ds have Vertex ID's local within the mesh I don't want this
s32 brush_id;
file->read(&brush_id, sizeof(brush_id));
#ifdef __BIG_ENDIAN__
brush_id = os::Byteswap::byteswap(brush_id);
#endif
B3DFile->read(&brush_id, sizeof(brush_id));
#ifdef __BIG_ENDIAN__
brush_id = os::Byteswap::byteswap(brush_id);
#endif
NormalsInFile=false;
while(B3dStack.getLast().startposition + B3dStack.getLast().length>file->getPos()) //this chunk repeats
while((B3dStack.getLast().startposition + B3dStack.getLast().length) > B3DFile->getPos()) //this chunk repeats
{
B3dStack.push_back(SB3dChunk());
SB3dChunkHeader header;
file->read(&header, sizeof(header));
#ifdef __BIG_ENDIAN__
header.size = os::Byteswap::byteswap(header.size);
#endif
B3dStack.getLast().name[0]=header.name[0];
B3dStack.getLast().name[1]=header.name[1]; //Not sure of an easier way
B3dStack.getLast().name[2]=header.name[2];
B3dStack.getLast().name[3]=header.name[3];
B3dStack.getLast().length = header.size + 8;
B3dStack.getLast().startposition = file->getPos() - 8;
B3DFile->read(&header, sizeof(header));
#ifdef __BIG_ENDIAN__
header.size = os::Byteswap::byteswap(header.size);
#endif
bool knownChunk=false;
B3dStack.push_back(SB3dChunk(header, B3DFile->getPos()-8));
if ( strncmp( B3dStack.getLast().name, "VRTS", 4 ) == 0 )
{
knownChunk=true;
if (!readChunkVRTS(InJoint))
return false;
}
else if ( strncmp( B3dStack.getLast().name, "TRIS", 4 ) == 0 )
{
knownChunk=true;
scene::SSkinMeshBuffer *MeshBuffer = AnimatedMesh->createBuffer();
if (brush_id!=-1)
......@@ -321,15 +269,15 @@ bool CB3DMeshFileLoader::readChunkMESH(CSkinnedMesh::SJoint *InJoint)
if(readChunkTRIS(MeshBuffer,AnimatedMesh->getMeshBuffers().size()-1, vertices_Start)==false)
return false;
if (!NormalsInFile && MeshBuffer->Material.Lighting) // No point wasting time on lightmapped levels
if (!NormalsInFile)
{
s32 i;
for ( i=0; i<(s32)MeshBuffer->Indices.size(); i+=3)
{
core::plane3d<f32> p( MeshBuffer->getVertex(MeshBuffer->Indices[i+0])->Pos,
MeshBuffer->getVertex(MeshBuffer->Indices[i+1])->Pos,
MeshBuffer->getVertex(MeshBuffer->Indices[i+2])->Pos);
core::plane3df p(MeshBuffer->getVertex(MeshBuffer->Indices[i+0])->Pos,
MeshBuffer->getVertex(MeshBuffer->Indices[i+1])->Pos,
MeshBuffer->getVertex(MeshBuffer->Indices[i+2])->Pos);
MeshBuffer->getVertex(MeshBuffer->Indices[i+0])->Normal += p.Normal;
MeshBuffer->getVertex(MeshBuffer->Indices[i+1])->Normal += p.Normal;
......@@ -338,16 +286,15 @@ bool CB3DMeshFileLoader::readChunkMESH(CSkinnedMesh::SJoint *InJoint)
for ( i = 0; i<(s32)MeshBuffer->getVertexCount(); ++i )
{
MeshBuffer->getVertex(i)->Normal.normalize ();
MeshBuffer->getVertex(i)->Normal.normalize();
BaseVertices[vertices_Start+i].Normal=MeshBuffer->getVertex(i)->Normal;
}
}
}
if (!knownChunk)
else
{
os::Printer::log("Unknown chunk found in mesh - skipping");
file->seek(B3dStack.getLast().startposition + B3dStack.getLast().length);
B3DFile->seek(B3dStack.getLast().startposition + B3dStack.getLast().length);
B3dStack.erase(B3dStack.size()-1);
}
}
......@@ -362,6 +309,7 @@ bool CB3DMeshFileLoader::readChunkMESH(CSkinnedMesh::SJoint *InJoint)
VRTS:
int flags ;1=normal values present, 2=rgba values present
int tex_coord_sets ;texture coords per vertex (eg: 1 for simple U/V) max=8
but we only support 3
int tex_coord_set_size ;components per set (eg: 2 for simple U/V) max=4
{
float x,y,z ;always present
......@@ -372,27 +320,26 @@ VRTS:
*/
bool CB3DMeshFileLoader::readChunkVRTS(CSkinnedMesh::SJoint *InJoint)
{
const s32 max_tex_coords = 3;
s32 flags, tex_coord_sets, tex_coord_set_size;
file->read(&flags, sizeof(flags));
file->read(&tex_coord_sets, sizeof(tex_coord_sets));
file->read(&tex_coord_set_size, sizeof(tex_coord_set_size));
#ifdef __BIG_ENDIAN__
flags = os::Byteswap::byteswap(flags);
tex_coord_sets = os::Byteswap::byteswap(tex_coord_sets);
tex_coord_set_size = os::Byteswap::byteswap(tex_coord_set_size);
#endif
B3DFile->read(&flags, sizeof(flags));
B3DFile->read(&tex_coord_sets, sizeof(tex_coord_sets));
B3DFile->read(&tex_coord_set_size, sizeof(tex_coord_set_size));
#ifdef __BIG_ENDIAN__
flags = os::Byteswap::byteswap(flags);
tex_coord_sets = os::Byteswap::byteswap(tex_coord_sets);
tex_coord_set_size = os::Byteswap::byteswap(tex_coord_set_size);
#endif
if (tex_coord_sets >= 3 || tex_coord_set_size >= 4) // Something is wrong
if (tex_coord_sets >= max_tex_coords || tex_coord_set_size >= 4) // Something is wrong
{
os::Printer::log("tex_coord_sets or tex_coord_set_size too big", file->getFileName(), ELL_ERROR);
os::Printer::log("tex_coord_sets or tex_coord_set_size too big", B3DFile->getFileName(), ELL_ERROR);
return false;
}
//------ Allocate Memory, for speed -----------//
s32 MemoryNeeded = B3dStack.getLast().length / sizeof(f32);
s32 NumberOfReads = 3;
if (flags & 1)
......@@ -402,19 +349,19 @@ bool CB3DMeshFileLoader::readChunkVRTS(CSkinnedMesh::SJoint *InJoint)
NumberOfReads += tex_coord_sets*tex_coord_set_size;
MemoryNeeded /= NumberOfReads;
const s32 MemoryNeeded = (B3dStack.getLast().length / sizeof(f32)) / NumberOfReads;
BaseVertices.reallocate(MemoryNeeded + BaseVertices.size() + 1);
AnimatedVertices_VertexID.reallocate(MemoryNeeded + AnimatedVertices_VertexID.size() + 1);
//--------------------------------------------//
while(B3dStack.getLast().startposition + B3dStack.getLast().length > file->getPos()) // this chunk repeats
while( (B3dStack.getLast().startposition + B3dStack.getLast().length) > B3DFile->getPos()) // this chunk repeats
{
f32 position[3];
f32 normal[3]={0.f, 0.f, 0.f};
f32 color[4]={1.0f, 1.0f, 1.0f, 1.0f};
f32 tex_coords[3][4];
f32 tex_coords[max_tex_coords][4];
readFloats(position, 3);
......@@ -438,7 +385,7 @@ bool CB3DMeshFileLoader::readChunkVRTS(CSkinnedMesh::SJoint *InJoint)
}
f32 tu2=0.0f, tv2=0.0f;
if (tex_coord_sets>=2 && tex_coord_set_size>=2)
if (tex_coord_sets>1 && tex_coord_set_size>1)
{
tu2=tex_coords[1][0];
tv2=tex_coords[1][1];
......@@ -469,16 +416,13 @@ bool CB3DMeshFileLoader::readChunkVRTS(CSkinnedMesh::SJoint *InJoint)
bool CB3DMeshFileLoader::readChunkTRIS(scene::SSkinMeshBuffer *MeshBuffer, u32 MeshBufferID, s32 vertices_Start)
{
bool showVertexWarning=false;
s32 triangle_brush_id; // Note: Irrlicht can't have different brushes for each triangle (I'm using a workaround)
file->read(&triangle_brush_id, sizeof(triangle_brush_id));
#ifdef __BIG_ENDIAN__
triangle_brush_id = os::Byteswap::byteswap(triangle_brush_id);
#endif
s32 triangle_brush_id; // Note: Irrlicht can't have different brushes for each triangle (using a workaround)
B3DFile->read(&triangle_brush_id, sizeof(triangle_brush_id));
#ifdef __BIG_ENDIAN__
triangle_brush_id = os::Byteswap::byteswap(triangle_brush_id);
#endif
SB3dMaterial *B3dMaterial;
......@@ -490,22 +434,19 @@ bool CB3DMeshFileLoader::readChunkTRIS(scene::SSkinMeshBuffer *MeshBuffer, u32 M
if (B3dMaterial)
MeshBuffer->Material = (*B3dMaterial->Material);
s32 MemoryNeeded = B3dStack.getLast().length / sizeof(s32);
const s32 MemoryNeeded = B3dStack.getLast().length / sizeof(s32);
MeshBuffer->Indices.reallocate(MemoryNeeded + MeshBuffer->Indices.size() + 1);
while((B3dStack.getLast().startposition + B3dStack.getLast().length) > file->getPos()) // this chunk repeats
while((B3dStack.getLast().startposition + B3dStack.getLast().length) > B3DFile->getPos()) // this chunk repeats
{
s32 vertex_id[3];
file->read(&vertex_id[0], sizeof(s32));
file->read(&vertex_id[1], sizeof(s32));
file->read(&vertex_id[2], sizeof(s32));
#ifdef __BIG_ENDIAN__
vertex_id[0] = os::Byteswap::byteswap(vertex_id[0]);
vertex_id[1] = os::Byteswap::byteswap(vertex_id[1]);
vertex_id[2] = os::Byteswap::byteswap(vertex_id[2]);
#endif
B3DFile->read(vertex_id, 3*sizeof(s32));
#ifdef __BIG_ENDIAN__
vertex_id[0] = os::Byteswap::byteswap(vertex_id[0]);
vertex_id[1] = os::Byteswap::byteswap(vertex_id[1]);
vertex_id[2] = os::Byteswap::byteswap(vertex_id[2]);
#endif
//Make Ids global:
vertex_id[0] += vertices_Start;
......@@ -515,7 +456,10 @@ bool CB3DMeshFileLoader::readChunkTRIS(scene::SSkinMeshBuffer *MeshBuffer, u32 M
for(s32 i=0; i<3; ++i)
{
if ((u32)vertex_id[i] >= AnimatedVertices_VertexID.size())
{
os::Printer::log("Illegal vertex index found", B3DFile->getFileName(), ELL_ERROR);
return false;
}
if (AnimatedVertices_VertexID[ vertex_id[i] ] != -1)
{
......@@ -528,7 +472,6 @@ bool CB3DMeshFileLoader::readChunkTRIS(scene::SSkinMeshBuffer *MeshBuffer, u32 M
}
if (AnimatedVertices_VertexID[ vertex_id[i] ] == -1) //If this vertex is not in the meshbuffer
{
//Check for lightmapping:
if (BaseVertices[ vertex_id[i] ].TCoords2 != core::vector2df(0.f,0.f))
MeshBuffer->MoveTo_2TCoords(); //Will only affect the meshbuffer the first time this is called
......@@ -548,10 +491,9 @@ bool CB3DMeshFileLoader::readChunkTRIS(scene::SSkinMeshBuffer *MeshBuffer, u32 M
// Apply Material/Colour/etc...
video::S3DVertex *Vertex=MeshBuffer->getVertex(MeshBuffer->getVertexCount()-1);
if (Vertex->Color.getAlpha() == 255) //Note: Irrlicht docs state that 0 is opaque, are they wrong?
if (Vertex->Color.getAlpha() == 255)
Vertex->Color.setAlpha( (s32)(B3dMaterial->alpha * 255.0f) );
// Use texture's scale
if (B3dMaterial->Textures[0])
{
......@@ -565,7 +507,6 @@ bool CB3DMeshFileLoader::readChunkTRIS(scene::SSkinMeshBuffer *MeshBuffer, u32 M
Vertex->TCoords2.Y *=B3dMaterial->Textures[1]->Yscale;
}
*/
}
}
}
......@@ -577,8 +518,6 @@ bool CB3DMeshFileLoader::readChunkTRIS(scene::SSkinMeshBuffer *MeshBuffer, u32 M
B3dStack.erase(B3dStack.size()-1);
if (showVertexWarning)
os::Printer::log("B3dMeshLoader: Warning, different meshbuffers linking to the same vertex, this will cause problems with animated meshes");
......@@ -590,30 +529,29 @@ bool CB3DMeshFileLoader::readChunkBONE(CSkinnedMesh::SJoint *InJoint)
{
if (B3dStack.getLast().length > 8)
{
while((B3dStack.getLast().startposition + B3dStack.getLast().length) > file->getPos()) // this chunk repeats
while((B3dStack.getLast().startposition + B3dStack.getLast().length) > B3DFile->getPos()) // this chunk repeats
{
CSkinnedMesh::SWeight *Weight=AnimatedMesh->createWeight(InJoint);
CSkinnedMesh::SWeight *weight=AnimatedMesh->createWeight(InJoint);
u32 GlobalVertexID;
u32 globalVertexID;
file->read(&GlobalVertexID, sizeof(GlobalVertexID));
file->read(&Weight->strength, sizeof(Weight->strength));
B3DFile->read(&globalVertexID, sizeof(globalVertexID));
B3DFile->read(&weight->strength, sizeof(weight->strength));
#ifdef __BIG_ENDIAN__
globalVertexID = os::Byteswap::byteswap(globalVertexID);
weight->strength = os::Byteswap::byteswap(weight->strength);
#endif
#ifdef __BIG_ENDIAN__
GlobalVertexID = os::Byteswap::byteswap(GlobalVertexID);
Weight->strength = os::Byteswap::byteswap(Weight->strength);
#endif
if (AnimatedVertices_VertexID[GlobalVertexID]==-1)
if (AnimatedVertices_VertexID[globalVertexID]==-1)
{
os::Printer::log("B3dMeshLoader: Weight has bad vertex id (no link to meshbuffer index found)");
Weight->vertex_id = Weight->buffer_id = 0;
weight->vertex_id = weight->buffer_id = 0;
}
else
{
//Find the MeshBuffer and Vertex index from the Global Vertex ID:
Weight->vertex_id = AnimatedVertices_VertexID[GlobalVertexID];
Weight->buffer_id = AnimatedVertices_BufferID[GlobalVertexID];
weight->vertex_id = AnimatedVertices_VertexID[globalVertexID];
weight->buffer_id = AnimatedVertices_BufferID[globalVertexID];
}
}
}
......@@ -626,56 +564,44 @@ bool CB3DMeshFileLoader::readChunkBONE(CSkinnedMesh::SJoint *InJoint)
bool CB3DMeshFileLoader::readChunkKEYS(CSkinnedMesh::SJoint *InJoint)
{
s32 flags;
file->read(&flags, sizeof(flags));
#ifdef __BIG_ENDIAN__
flags = os::Byteswap::byteswap(flags);
#endif
B3DFile->read(&flags, sizeof(flags));
#ifdef __BIG_ENDIAN__
flags = os::Byteswap::byteswap(flags);
#endif
while((B3dStack.getLast().startposition + B3dStack.getLast().length) > file->getPos()) //this chunk repeats
while((B3dStack.getLast().startposition + B3dStack.getLast().length) > B3DFile->getPos()) //this chunk repeats
{
s32 frame;
f32 positionData[3];
f32 scaleData[3];
f32 rotationData[4];
file->read(&frame, sizeof(frame));
B3DFile->read(&frame, sizeof(frame));
#ifdef __BIG_ENDIAN__
frame = os::Byteswap::byteswap(frame);
#endif
if (flags&1)
readFloats(positionData, 3);
if (flags&2)
readFloats(scaleData, 3);
if (flags&4)
readFloats(rotationData, 4);
core::vector3df position = core::vector3df(positionData[0], positionData[1], positionData[2]);
core::vector3df scale = core::vector3df(scaleData[0], scaleData[1], scaleData[2]);
core::quaternion rotation = core::quaternion(rotationData[1], rotationData[2], rotationData[3], rotationData[0]); // meant to be in this order
// Add key frame
// Add key frames
if (flags & 1)
{
f32 positionData[3];
readFloats(positionData, 3);
CSkinnedMesh::SPositionKey *Key=AnimatedMesh->createPositionKey(InJoint);
Key->frame = (f32)frame;
Key->position = position;
Key->position.set(positionData[0], positionData[1], positionData[2]);
}
if (flags & 2)
{
f32 scaleData[3];
readFloats(scaleData, 3);
CSkinnedMesh::SScaleKey *Key=AnimatedMesh->createScaleKey(InJoint);
Key->frame = (f32)frame;
Key->scale=scale;
Key->scale.set(scaleData[0], scaleData[1], scaleData[2]);
}
if (flags & 4)
{
f32 rotationData[4];
readFloats(rotationData, 4);
CSkinnedMesh::SRotationKey *Key=AnimatedMesh->createRotationKey(InJoint);
Key->frame = (f32)frame;
Key->rotation = rotation;
Key->rotation.set(rotationData[1], rotationData[2], rotationData[3], rotationData[0]); // meant to be in this order
}
}
......@@ -686,50 +612,50 @@ bool CB3DMeshFileLoader::readChunkKEYS(CSkinnedMesh::SJoint *InJoint)
bool CB3DMeshFileLoader::readChunkANIM()
{
s32 AnimFlags; //not stored\used
s32 AnimFrames;//not stored\used
f32 AnimFPS; //not stored\used
s32 animFlags; //not stored\used
s32 animFrames;//not stored\used
f32 animFPS; //not stored\used
file->read(&AnimFlags, sizeof(s32));
file->read(&AnimFrames, sizeof(s32));
readFloats(&AnimFPS, 1);
B3DFile->read(&animFlags, sizeof(s32));
B3DFile->read(&animFrames, sizeof(s32));
readFloats(&animFPS, 1);
#ifdef __BIG_ENDIAN__
AnimFlags = os::Byteswap::byteswap(AnimFlags);
AnimFrames = os::Byteswap::byteswap(AnimFrames);
animFlags = os::Byteswap::byteswap(animFlags);
animFrames = os::Byteswap::byteswap(animFrames);
#endif
B3dStack.erase(B3dStack.size()-1);
return true;
}
bool CB3DMeshFileLoader::readChunkTEXS()
{
bool Previous32BitTextureFlag = SceneManager->getVideoDriver()->getTextureCreationFlag(video::ETCF_ALWAYS_32_BIT);
SceneManager->getVideoDriver()->setTextureCreationFlag(video::ETCF_ALWAYS_32_BIT, true);
while((B3dStack.getLast().startposition + B3dStack.getLast().length) > file->getPos()) //this chunk repeats
while((B3dStack.getLast().startposition + B3dStack.getLast().length) > B3DFile->getPos()) //this chunk repeats
{
core::stringc TextureName=readString();
TextureName=stripPathFromString(file->getFileName(),true) + stripPathFromString(TextureName,false);
TextureName=stripPathFromString(B3DFile->getFileName(),true) + stripPathFromString(TextureName,false);
SB3dTexture B3dTexture;
B3dTexture.Texture=SceneManager->getVideoDriver()->getTexture ( TextureName.c_str() );
file->read(&B3dTexture.Flags, sizeof(s32));
file->read(&B3dTexture.Blend, sizeof(s32));
B3DFile->read(&B3dTexture.Flags, sizeof(s32));
B3DFile->read(&B3dTexture.Blend, sizeof(s32));
#ifdef __BIG_ENDIAN__
B3dTexture.Flags = os::Byteswap::byteswap(B3dTexture.Flags);
B3dTexture.Blend = os::Byteswap::byteswap(B3dTexture.Blend);
#endif
readFloats(&B3dTexture.Xpos, 1);
readFloats(&B3dTexture.Ypos, 1);
readFloats(&B3dTexture.Xscale, 1);
readFloats(&B3dTexture.Yscale, 1);
readFloats(&B3dTexture.Angle, 1);
#ifdef __BIG_ENDIAN__
B3dTexture.Flags = os::Byteswap::byteswap(B3dTexture.Flags);
B3dTexture.Blend = os::Byteswap::byteswap(B3dTexture.Blend);
#endif
Textures.push_back(B3dTexture);
}
......@@ -743,35 +669,30 @@ bool CB3DMeshFileLoader::readChunkTEXS()
bool CB3DMeshFileLoader::readChunkBRUS()
{
s32 n_texs;
u32 n_texs;
B3DFile->read(&n_texs, sizeof(u32));
#ifdef __BIG_ENDIAN__
n_texs = os::Byteswap::byteswap(n_texs);
#endif
file->read(&n_texs, sizeof(s32));
#ifdef __BIG_ENDIAN__
n_texs = os::Byteswap::byteswap(n_texs);
#endif
if (n_texs>8)
if (n_texs>video::MATERIAL_MAX_TEXTURES)
{
os::Printer::log("n_texs too big", file->getFileName(), ELL_ERROR);
return false;
os::Printer::log("Too many textures used in one material", B3DFile->getFileName(), ELL_WARNING);
}
// number of texture ids read for Irrlicht
const u32 num_textures = core::min_(n_texs, video::MATERIAL_MAX_TEXTURES);
// number of bytes to skip (for ignored texture ids)
const u32 n_texs_offset = (num_textures<n_texs)?(n_texs-num_textures)*sizeof(s32):0;
while((B3dStack.getLast().startposition + B3dStack.getLast().length) > file->getPos()) //this chunk repeats
while((B3dStack.getLast().startposition + B3dStack.getLast().length) > B3DFile->getPos()) //this chunk repeats
{
// This is what blitz basic calls a brush, like a Irrlicht Material
readString(); //core::stringc MaterialName, not used but we still need the read it
readString(); //MaterialName not used, but still need to read it
SB3dMaterial B3dMaterial;
B3dMaterial.Material = new video::SMaterial();
B3dMaterial.Textures[0]=0;
B3dMaterial.Textures[1]=0;
s32 texture_id[8];
texture_id[0]=-1;
texture_id[1]=-1;
readFloats(&B3dMaterial.red, 1);
readFloats(&B3dMaterial.green, 1);
......@@ -779,29 +700,34 @@ bool CB3DMeshFileLoader::readChunkBRUS()
readFloats(&B3dMaterial.alpha, 1);
readFloats(&B3dMaterial.shininess, 1);
file->read(&B3dMaterial.blend, sizeof(B3dMaterial.blend));
file->read(&B3dMaterial.fx, sizeof(B3dMaterial.fx));
file->read(texture_id, n_texs*sizeof(s32));
B3DFile->read(&B3dMaterial.blend, sizeof(B3dMaterial.blend));
B3DFile->read(&B3dMaterial.fx, sizeof(B3dMaterial.fx));
#ifdef __BIG_ENDIAN__
B3dMaterial.blend = os::Byteswap::byteswap(B3dMaterial.blend);
B3dMaterial.fx = os::Byteswap::byteswap(B3dMaterial.fx);
#endif
#ifdef __BIG_ENDIAN__
B3dMaterial.blend = os::Byteswap::byteswap(B3dMaterial.blend);
B3dMaterial.fx = os::Byteswap::byteswap(B3dMaterial.fx);
for (s32 n=0; n < n_texs; ++n)
texture_id[n] = os::Byteswap::byteswap(texture_id[n]);
#endif
//------ Get pointers to the texture, based on the IDs ------
if (texture_id[0] != -1)
B3dMaterial.Textures[0]=&Textures[texture_id[0]];
if (texture_id[1] != -1)
B3dMaterial.Textures[1]=&Textures[texture_id[1]];
for (u32 i=0; i<num_textures; ++i)
{
s32 texture_id=-1;
B3DFile->read(&texture_id, sizeof(s32));
#ifdef __BIG_ENDIAN__
texture_id = os::Byteswap::byteswap(texture_id);
#endif
//--- Get pointers to the texture, based on the IDs ---
if (texture_id != -1)
B3dMaterial.Textures[i]=&Textures[texture_id];
else
B3dMaterial.Textures[i]=0;
}
// skip other texture ids
if (n_texs_offset)
B3DFile->seek(n_texs_offset, true);
//Fixes problems when the lightmap is on the first texture:
if (texture_id[0] != -1)
if (B3dMaterial.Textures[0] != 0)
{
if (Textures[texture_id[0]].Flags & 65536) // 65536 = secondary UV
if (B3dMaterial.Textures[0]->Flags & 65536) // 65536 = secondary UV
{
SB3dTexture *TmpTexture;
TmpTexture = B3dMaterial.Textures[1];
......@@ -810,11 +736,6 @@ bool CB3DMeshFileLoader::readChunkBRUS()
}
}
if (B3dMaterial.Textures[0] != 0)
B3dMaterial.Material->setTexture(0, B3dMaterial.Textures[0]->Texture);
if (B3dMaterial.Textures[1] != 0)
B3dMaterial.Material->setTexture(1, B3dMaterial.Textures[1]->Texture);
//If the first texture is empty:
if (B3dMaterial.Textures[1] != 0 && B3dMaterial.Textures[0] == 0)
{
......@@ -822,6 +743,11 @@ bool CB3DMeshFileLoader::readChunkBRUS()
B3dMaterial.Textures[1] = 0;
}
if (B3dMaterial.Textures[0] != 0)
B3dMaterial.Material->setTexture(0, B3dMaterial.Textures[0]->Texture);
if (B3dMaterial.Textures[1] != 0)
B3dMaterial.Material->setTexture(1, B3dMaterial.Textures[1]->Texture);
//------ Convert blitz flags/blend to irrlicht -------
//Two textures:
......@@ -890,21 +816,23 @@ bool CB3DMeshFileLoader::readChunkBRUS()
return true;
}
core::stringc CB3DMeshFileLoader::readString()
{
core::stringc newstring;
while (file->getPos() <= file->getSize())
while (B3DFile->getPos() <= B3DFile->getSize())
{
c8 character;
file->read(&character, sizeof(character));
B3DFile->read(&character, sizeof(character));
if (character==0)
return newstring;
break;
newstring.append(character);
}
return newstring;
}
core::stringc CB3DMeshFileLoader::stripPathFromString(core::stringc string, bool returnPath) const
core::stringc CB3DMeshFileLoader::stripPathFromString(const core::stringc& string, bool returnPath) const
{
s32 slashIndex=string.findLast('/'); // forward slash
s32 backSlash=string.findLast('\\'); // back slash
......@@ -927,7 +855,7 @@ core::stringc CB3DMeshFileLoader::stripPathFromString(core::stringc string, bool
void CB3DMeshFileLoader::readFloats(f32* vec, u32 count)
{
file->read(vec, count*sizeof(f32));
B3DFile->read(vec, count*sizeof(f32));
#ifdef __BIG_ENDIAN__
for (u32 n=0; n<count; ++n)
vec[n] = os::Byteswap::byteswap(vec[n]);
......
source/Irrlicht/CB3DMeshFileLoader.h
View file @ a2d8e808
......@@ -47,9 +47,18 @@ private:
struct SB3dChunk
{
SB3dChunk(const SB3dChunkHeader& header, long sp)
: length(header.size+8), startposition(sp)
{
name[0]=header.name[0];
name[1]=header.name[1];
name[2]=header.name[2];
name[3]=header.name[3];
}
c8 name[4];
s32 length;
s32 startposition;
long startposition;
};
struct SB3dTexture
......@@ -70,7 +79,7 @@ private:
f32 red, green, blue, alpha;
f32 shininess;
s32 blend,fx;
SB3dTexture *Textures[2];
SB3dTexture *Textures[video::MATERIAL_MAX_TEXTURES];
};
bool load();
......@@ -85,7 +94,7 @@ private:
bool readChunkBRUS();
core::stringc readString();
core::stringc stripPathFromString(core::stringc string, bool returnPath=false) const;
core::stringc stripPathFromString(const core::stringc& string, bool returnPath=false) const;
void readFloats(f32* vec, u32 count);
core::array<SB3dChunk> B3dStack;
......@@ -107,7 +116,7 @@ private:
//
ISceneManager* SceneManager;
CSkinnedMesh* AnimatedMesh;
io::IReadFile* file;
io::IReadFile* B3DFile;
};
......
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