bool HasDynamicBuffers(Model* model, unsigned lodLevel)
{
unsigned numGeometries = model->GetNumGeometries();
for (unsigned i = 0; i < numGeometries; ++i)
{
Geometry* geometry = model->GetGeometry(i, lodLevel);
if (!geometry)
continue;
unsigned numVertexBuffers = geometry->GetNumVertexBuffers();
for (unsigned j = 0; j < numVertexBuffers; ++j)
{
VertexBuffer* buffer = geometry->GetVertexBuffer(j);
if (!buffer)
continue;
if (buffer->IsDynamic())
return true;
}
IndexBuffer* buffer = geometry->GetIndexBuffer();
if (buffer && buffer->IsDynamic())
return true;
}
return false;
}
void CollisionShape::SetMesh(Mesh *mesh, SkeletonNode &skeletonNode, mat4 transformation)
{
mat4 modelTransformation = transformation * skeletonNode.transformation;
for (auto meshIndex : skeletonNode.meshes)
{
Geometry *geometry = mesh->GetGeometries()[meshIndex];
VertexBuffer *vertexBuffer = geometry->GetVertexBuffer();
IndexBuffer *indexBuffer = geometry->GetIndexBuffer();
auto &vertexData = vertexBuffer->GetShadowData();
auto &indexData = indexBuffer->GetShadowData();
if (indexData.empty() == false && vertexData.empty() == false)
{
unsigned int positionOffset = vertexBuffer->GetVertexAttributeOffset(VertexAttributeType::POSITION);
for (unsigned int i = 0; i < indexData.size() / sizeof(unsigned int); i += 3)
{
unsigned int i0 = *((unsigned int *)&indexData[(i + 0) * sizeof(unsigned int)]);
unsigned int i1 = *((unsigned int *)&indexData[(i + 1) * sizeof(unsigned int)]);
unsigned int i2 = *((unsigned int *)&indexData[(i + 2) * sizeof(unsigned int)]);
vec3 pos0 = modelTransformation * *((vec3 *)&vertexData[i0 * vertexBuffer->GetVertexSize() + positionOffset]);
vec3 pos1 = modelTransformation * *((vec3 *)&vertexData[i1 * vertexBuffer->GetVertexSize() + positionOffset]);
vec3 pos2 = modelTransformation * *((vec3 *)&vertexData[i2 * vertexBuffer->GetVertexSize() + positionOffset]);
collisionMesh->triangles.push_back(CollisionTriangle(pos0, pos1, pos2));
collisionMesh->boundingBox.Expand(pos0);
collisionMesh->boundingBox.Expand(pos1);
collisionMesh->boundingBox.Expand(pos2);
}
}
}
for (auto &c : skeletonNode.children)
{
SetMesh(mesh, c, modelTransformation);
}
}
SharedPtr<Model> Model::Clone(const String& cloneName) const
{
SharedPtr<Model> ret(new Model(context_));
ret->SetName(cloneName);
ret->boundingBox_ = boundingBox_;
ret->skeleton_ = skeleton_;
ret->geometryBoneMappings_ = geometryBoneMappings_;
ret->geometryCenters_ = geometryCenters_;
ret->morphs_ = morphs_;
ret->morphRangeStarts_ = morphRangeStarts_;
ret->morphRangeCounts_ = morphRangeCounts_;
// Deep copy vertex/index buffers
HashMap<VertexBuffer*, VertexBuffer*> vbMapping;
for (Vector<SharedPtr<VertexBuffer> >::ConstIterator i = vertexBuffers_.Begin(); i != vertexBuffers_.End(); ++i)
{
VertexBuffer* origBuffer = *i;
SharedPtr<VertexBuffer> cloneBuffer;
if (origBuffer)
{
cloneBuffer = new VertexBuffer(context_);
cloneBuffer->SetSize(origBuffer->GetVertexCount(), origBuffer->GetElementMask(), origBuffer->IsDynamic());
cloneBuffer->SetShadowed(origBuffer->IsShadowed());
if (origBuffer->IsShadowed())
cloneBuffer->SetData(origBuffer->GetShadowData());
else
{
void* origData = origBuffer->Lock(0, origBuffer->GetVertexCount());
if (origData)
cloneBuffer->SetData(origData);
else
URHO3D_LOGERROR("Failed to lock original vertex buffer for copying");
}
vbMapping[origBuffer] = cloneBuffer;
}
ret->vertexBuffers_.Push(cloneBuffer);
}
HashMap<IndexBuffer*, IndexBuffer*> ibMapping;
for (Vector<SharedPtr<IndexBuffer> >::ConstIterator i = indexBuffers_.Begin(); i != indexBuffers_.End(); ++i)
{
IndexBuffer* origBuffer = *i;
SharedPtr<IndexBuffer> cloneBuffer;
if (origBuffer)
{
cloneBuffer = new IndexBuffer(context_);
cloneBuffer->SetSize(origBuffer->GetIndexCount(), origBuffer->GetIndexSize() == sizeof(unsigned),
origBuffer->IsDynamic());
cloneBuffer->SetShadowed(origBuffer->IsShadowed());
if (origBuffer->IsShadowed())
cloneBuffer->SetData(origBuffer->GetShadowData());
else
{
void* origData = origBuffer->Lock(0, origBuffer->GetIndexCount());
if (origData)
cloneBuffer->SetData(origData);
else
URHO3D_LOGERROR("Failed to lock original index buffer for copying");
}
ibMapping[origBuffer] = cloneBuffer;
}
ret->indexBuffers_.Push(cloneBuffer);
}
// Deep copy all the geometry LOD levels and refer to the copied vertex/index buffers
ret->geometries_.Resize(geometries_.Size());
for (unsigned i = 0; i < geometries_.Size(); ++i)
{
ret->geometries_[i].Resize(geometries_[i].Size());
for (unsigned j = 0; j < geometries_[i].Size(); ++j)
{
SharedPtr<Geometry> cloneGeometry;
Geometry* origGeometry = geometries_[i][j];
if (origGeometry)
{
cloneGeometry = new Geometry(context_);
cloneGeometry->SetIndexBuffer(ibMapping[origGeometry->GetIndexBuffer()]);
unsigned numVbs = origGeometry->GetNumVertexBuffers();
for (unsigned k = 0; k < numVbs; ++k)
{
cloneGeometry->SetVertexBuffer(k, vbMapping[origGeometry->GetVertexBuffer(k)]);
}
cloneGeometry->SetDrawRange(origGeometry->GetPrimitiveType(), origGeometry->GetIndexStart(),
origGeometry->GetIndexCount(), origGeometry->GetVertexStart(), origGeometry->GetVertexCount(), false);
cloneGeometry->SetLodDistance(origGeometry->GetLodDistance());
}
ret->geometries_[i][j] = cloneGeometry;
}
}
// Deep copy the morph data (if any) to allow modifying it
for (Vector<ModelMorph>::Iterator i = ret->morphs_.Begin(); i != ret->morphs_.End(); ++i)
{
ModelMorph& morph = *i;
for (HashMap<unsigned, VertexBufferMorph>::Iterator j = morph.buffers_.Begin(); j != morph.buffers_.End(); ++j)
{
VertexBufferMorph& vbMorph = j->second_;
if (vbMorph.dataSize_)
{
SharedArrayPtr<unsigned char> cloneData(new unsigned char[vbMorph.dataSize_]);
memcpy(cloneData.Get(), vbMorph.morphData_.Get(), vbMorph.dataSize_);
vbMorph.morphData_ = cloneData;
}
}
}
ret->SetMemoryUse(GetMemoryUse());
return ret;
}
bool Model::Save(Serializer& dest) const
{
// Write ID
if (!dest.WriteFileID("UMD2"))
return false;
// Write vertex buffers
dest.WriteUInt(vertexBuffers_.Size());
for (unsigned i = 0; i < vertexBuffers_.Size(); ++i)
{
VertexBuffer* buffer = vertexBuffers_[i];
dest.WriteUInt(buffer->GetVertexCount());
const PODVector<VertexElement>& elements = buffer->GetElements();
dest.WriteUInt(elements.Size());
for (unsigned j = 0; j < elements.Size(); ++j)
{
unsigned elementDesc = ((unsigned)elements[j].type_) |
(((unsigned)elements[j].semantic_) << 8) |
(((unsigned)elements[j].index_) << 16);
dest.WriteUInt(elementDesc);
}
dest.WriteUInt(morphRangeStarts_[i]);
dest.WriteUInt(morphRangeCounts_[i]);
dest.Write(buffer->GetShadowData(), buffer->GetVertexCount() * buffer->GetVertexSize());
}
// Write index buffers
dest.WriteUInt(indexBuffers_.Size());
for (unsigned i = 0; i < indexBuffers_.Size(); ++i)
{
IndexBuffer* buffer = indexBuffers_[i];
dest.WriteUInt(buffer->GetIndexCount());
dest.WriteUInt(buffer->GetIndexSize());
dest.Write(buffer->GetShadowData(), buffer->GetIndexCount() * buffer->GetIndexSize());
}
// Write geometries
dest.WriteUInt(geometries_.Size());
for (unsigned i = 0; i < geometries_.Size(); ++i)
{
// Write bone mappings
dest.WriteUInt(geometryBoneMappings_[i].Size());
for (unsigned j = 0; j < geometryBoneMappings_[i].Size(); ++j)
dest.WriteUInt(geometryBoneMappings_[i][j]);
// Write the LOD levels
dest.WriteUInt(geometries_[i].Size());
for (unsigned j = 0; j < geometries_[i].Size(); ++j)
{
Geometry* geometry = geometries_[i][j];
dest.WriteFloat(geometry->GetLodDistance());
dest.WriteUInt(geometry->GetPrimitiveType());
dest.WriteUInt(LookupVertexBuffer(geometry->GetVertexBuffer(0), vertexBuffers_));
dest.WriteUInt(LookupIndexBuffer(geometry->GetIndexBuffer(), indexBuffers_));
dest.WriteUInt(geometry->GetIndexStart());
dest.WriteUInt(geometry->GetIndexCount());
}
}
// Write morphs
dest.WriteUInt(morphs_.Size());
for (unsigned i = 0; i < morphs_.Size(); ++i)
{
dest.WriteString(morphs_[i].name_);
dest.WriteUInt(morphs_[i].buffers_.Size());
// Write morph vertex buffers
for (HashMap<unsigned, VertexBufferMorph>::ConstIterator j = morphs_[i].buffers_.Begin();
j != morphs_[i].buffers_.End(); ++j)
{
dest.WriteUInt(j->first_);
dest.WriteUInt(j->second_.elementMask_);
dest.WriteUInt(j->second_.vertexCount_);
// Base size: size of each vertex index
unsigned vertexSize = sizeof(unsigned);
// Add size of individual elements
if (j->second_.elementMask_ & MASK_POSITION)
vertexSize += sizeof(Vector3);
if (j->second_.elementMask_ & MASK_NORMAL)
vertexSize += sizeof(Vector3);
if (j->second_.elementMask_ & MASK_TANGENT)
vertexSize += sizeof(Vector3);
dest.Write(j->second_.morphData_.Get(), vertexSize * j->second_.vertexCount_);
}
}
// Write skeleton
skeleton_.Save(dest);
// Write bounding box
dest.WriteBoundingBox(boundingBox_);
// Write geometry centers
for (unsigned i = 0; i < geometryCenters_.Size(); ++i)
dest.WriteVector3(geometryCenters_[i]);
// Write metadata
if (HasMetadata())
{
File* destFile = dynamic_cast<File*>(&dest);
if (destFile)
{
String xmlName = ReplaceExtension(destFile->GetName(), ".xml");
SharedPtr<XMLFile> xml(new XMLFile(context_));
XMLElement rootElem = xml->CreateRoot("model");
SaveMetadataToXML(rootElem);
File xmlFile(context_, xmlName, FILE_WRITE);
xml->Save(xmlFile);
}
else
URHO3D_LOGWARNING("Can not save model metadata when not saving into a file");
}
return true;
}
void DecalSet::GetFaces(Vector<PODVector<DecalVertex> >& faces, Drawable* target, unsigned batchIndex, const Frustum& frustum,
const Vector3& decalNormal, float normalCutoff)
{
// Try to use the most accurate LOD level if possible
Geometry* geometry = target->GetLodGeometry(batchIndex, 0);
if (!geometry || geometry->GetPrimitiveType() != TRIANGLE_LIST)
return;
const unsigned char* positionData = 0;
const unsigned char* normalData = 0;
const unsigned char* skinningData = 0;
const unsigned char* indexData = 0;
unsigned positionStride = 0;
unsigned normalStride = 0;
unsigned skinningStride = 0;
unsigned indexStride = 0;
IndexBuffer* ib = geometry->GetIndexBuffer();
if (ib)
{
indexData = ib->GetShadowData();
indexStride = ib->GetIndexSize();
}
// For morphed models positions, normals and skinning may be in different buffers
for (unsigned i = 0; i < geometry->GetNumVertexBuffers(); ++i)
{
VertexBuffer* vb = geometry->GetVertexBuffer(i);
if (!vb)
continue;
unsigned elementMask = vb->GetElementMask();
unsigned char* data = vb->GetShadowData();
if (!data)
continue;
if (elementMask & MASK_POSITION)
{
positionData = data;
positionStride = vb->GetVertexSize();
}
if (elementMask & MASK_NORMAL)
{
normalData = data + vb->GetElementOffset(SEM_NORMAL);
normalStride = vb->GetVertexSize();
}
if (elementMask & MASK_BLENDWEIGHTS)
{
skinningData = data + vb->GetElementOffset(SEM_BLENDWEIGHTS);
skinningStride = vb->GetVertexSize();
}
}
// Positions and indices are needed
if (!positionData)
{
// As a fallback, try to get the geometry's raw vertex/index data
const PODVector<VertexElement>* elements;
geometry->GetRawData(positionData, positionStride, indexData, indexStride, elements);
if (!positionData)
{
URHO3D_LOGWARNING("Can not add decal, target drawable has no CPU-side geometry data");
return;
}
}
if (indexData)
{
unsigned indexStart = geometry->GetIndexStart();
unsigned indexCount = geometry->GetIndexCount();
// 16-bit indices
if (indexStride == sizeof(unsigned short))
{
const unsigned short* indices = ((const unsigned short*)indexData) + indexStart;
const unsigned short* indicesEnd = indices + indexCount;
while (indices < indicesEnd)
{
GetFace(faces, target, batchIndex, indices[0], indices[1], indices[2], positionData, normalData, skinningData,
positionStride, normalStride, skinningStride, frustum, decalNormal, normalCutoff);
indices += 3;
}
}
else
// 32-bit indices
{
const unsigned* indices = ((const unsigned*)indexData) + indexStart;
const unsigned* indicesEnd = indices + indexCount;
while (indices < indicesEnd)
{
GetFace(faces, target, batchIndex, indices[0], indices[1], indices[2], positionData, normalData, skinningData,
positionStride, normalStride, skinningStride, frustum, decalNormal, normalCutoff);
indices += 3;
}
}
}
else
{
// Non-indexed geometry
unsigned indices = geometry->GetVertexStart();
unsigned indicesEnd = indices + geometry->GetVertexCount();
while (indices + 2 < indicesEnd)
{
GetFace(faces, target, batchIndex, indices, indices + 1, indices + 2, positionData, normalData, skinningData,
positionStride, normalStride, skinningStride, frustum, decalNormal, normalCutoff);
indices += 3;
}
}
}
bool Model::Save(Serializer& dest) const
{
// Write ID
if (!dest.WriteFileID("AMDL")) // atomic model specifier
return false;
// Write vertex buffers
dest.WriteUInt(vertexBuffers_.Size());
for (unsigned i = 0; i < vertexBuffers_.Size(); ++i)
{
VertexBuffer* buffer = vertexBuffers_[i];
dest.WriteUInt(buffer->GetVertexCount());
dest.WriteUInt(buffer->GetElementMask());
dest.WriteUInt(morphRangeStarts_[i]);
dest.WriteUInt(morphRangeCounts_[i]);
dest.Write(buffer->GetShadowData(), buffer->GetVertexCount() * buffer->GetVertexSize());
}
// Write index buffers
dest.WriteUInt(indexBuffers_.Size());
for (unsigned i = 0; i < indexBuffers_.Size(); ++i)
{
IndexBuffer* buffer = indexBuffers_[i];
dest.WriteUInt(buffer->GetIndexCount());
dest.WriteUInt(buffer->GetIndexSize());
dest.Write(buffer->GetShadowData(), buffer->GetIndexCount() * buffer->GetIndexSize());
}
// Write geometries
dest.WriteUInt(geometries_.Size());
for (unsigned i = 0; i < geometries_.Size(); ++i)
{
// Write bone mappings
dest.WriteUInt(geometryBoneMappings_[i].Size());
for (unsigned j = 0; j < geometryBoneMappings_[i].Size(); ++j)
dest.WriteUInt(geometryBoneMappings_[i][j]);
// Write the LOD levels
dest.WriteUInt(geometries_[i].Size());
for (unsigned j = 0; j < geometries_[i].Size(); ++j)
{
Geometry* geometry = geometries_[i][j];
dest.WriteFloat(geometry->GetLodDistance());
dest.WriteUInt(geometry->GetPrimitiveType());
dest.WriteUInt(LookupVertexBuffer(geometry->GetVertexBuffer(0), vertexBuffers_));
dest.WriteUInt(LookupIndexBuffer(geometry->GetIndexBuffer(), indexBuffers_));
dest.WriteUInt(geometry->GetIndexStart());
dest.WriteUInt(geometry->GetIndexCount());
}
}
// Write morphs
dest.WriteUInt(morphs_.Size());
for (unsigned i = 0; i < morphs_.Size(); ++i)
{
dest.WriteString(morphs_[i].name_);
dest.WriteUInt(morphs_[i].buffers_.Size());
// Write morph vertex buffers
for (HashMap<unsigned, VertexBufferMorph>::ConstIterator j = morphs_[i].buffers_.Begin();
j != morphs_[i].buffers_.End(); ++j)
{
dest.WriteUInt(j->first_);
dest.WriteUInt(j->second_.elementMask_);
dest.WriteUInt(j->second_.vertexCount_);
// Base size: size of each vertex index
unsigned vertexSize = sizeof(unsigned);
// Add size of individual elements
if (j->second_.elementMask_ & MASK_POSITION)
vertexSize += sizeof(Vector3);
if (j->second_.elementMask_ & MASK_NORMAL)
vertexSize += sizeof(Vector3);
if (j->second_.elementMask_ & MASK_TANGENT)
vertexSize += sizeof(Vector3);
dest.Write(j->second_.morphData_.Get(), vertexSize * j->second_.vertexCount_);
}
}
// Write skeleton
skeleton_.Save(dest);
// Write bounding box
dest.WriteBoundingBox(boundingBox_);
// Write geometry centers
for (unsigned i = 0; i < geometryCenters_.Size(); ++i)
dest.WriteVector3(geometryCenters_[i]);
// ATOMIC BEGIN
dest.WriteUInt(MODEL_VERSION);
// animation resources
ResourceRefList animList(Animation::GetTypeStatic());
animList.names_.Resize(animationsResources_.Size());
for (unsigned i = 0; i < animationsResources_.Size(); ++i)
animList.names_[i] = GetResourceName(animationsResources_[i]);
dest.WriteResourceRefList(animList);
// ATOMIC END
return true;
}
//=============================================================================
//=============================================================================
void StaticModelPoolMgr::AddStaticModelData(Node *pNode, StaticModel *pStaticModel)
{
NvMeshData nvMeshData;
StaticModelData staticModelData;
Model *pModel = pStaticModel->GetModel();
// only one geom currently supprted
assert( pModel && pModel->GetNumGeometries() == 1 && "multiple gemoetries currently NOT supported" );
Matrix3x4 objMatrix = pNode->GetTransform();
Quaternion objRotation = pNode->GetRotation();
Geometry *pGeometry = pModel->GetGeometry(0, 0);
VertexBuffer *pVbuffer = pGeometry->GetVertexBuffer(0);
unsigned uElementMask = pVbuffer->GetElementMask();
unsigned vertexSize = pVbuffer->GetVertexSize();
const unsigned char *pVertexData = (const unsigned char*)pVbuffer->Lock(0, pVbuffer->GetVertexCount());
// get verts, normals, uv, etc.
if ( pVertexData )
{
unsigned numVertices = pVbuffer->GetVertexCount();
for ( unsigned i = 0; i < numVertices; ++i )
{
unsigned char *pDataAlign = (unsigned char *)(pVertexData + i * vertexSize);
if ( uElementMask & MASK_POSITION )
{
const Vector3 vPos = *reinterpret_cast<Vector3*>( pDataAlign );
pDataAlign += sizeof( Vector3 );
Vector3 vxformPos = objMatrix * vPos; // xform
// verts list
staticModelData.listVerts.Push( vxformPos );
nvMeshData.listVerts.push_back( Vec3f( vxformPos.x_, vxformPos.y_, vxformPos.z_ ) );
}
if ( uElementMask & MASK_NORMAL )
{
const Vector3 vNorm = *reinterpret_cast<Vector3*>( pDataAlign );
pDataAlign += sizeof( Vector3 );
// normal list
Vector3 vxformNorm = objRotation * vNorm; // xform
staticModelData.listNormals.Push( vxformNorm );
nvMeshData.listNormals.push_back( Vec3f( vxformNorm.x_, vxformNorm.y_, vxformNorm.z_ ) );
}
if ( uElementMask & MASK_COLOR )
{
const unsigned uColor = *reinterpret_cast<unsigned*>( pDataAlign );
pDataAlign += sizeof( unsigned );
}
if ( uElementMask & MASK_TEXCOORD1 )
{
const Vector2 vUV = *reinterpret_cast<Vector2*>( pDataAlign );
pDataAlign += sizeof( Vector2 );
// uv list
staticModelData.listUVs.Push( vUV );
}
// skip other mask elements - we got what we wanted
}
//unlock
pVbuffer->Unlock();
}
else
{
// error
assert( false && "failed to unlock vertex buffer" );
}
// get indeces
IndexBuffer *pIbuffer = pGeometry->GetIndexBuffer();
const unsigned *pIndexData = (const unsigned *)pIbuffer->Lock( 0, pIbuffer->GetIndexCount() );
const unsigned short *pUShortData = (const unsigned short *)pIndexData;
if ( pUShortData )
{
unsigned numIndeces = pIbuffer->GetIndexCount();
unsigned indexSize = pIbuffer->GetIndexSize();
assert( indexSize == sizeof(unsigned short) );
for( unsigned i = 0; i < numIndeces; i += 3 )
{
int idx0 = (int)pUShortData[i ];
int idx1 = (int)pUShortData[i+1];
int idx2 = (int)pUShortData[i+2];
staticModelData.listTris.Push( IntVector3( idx0, idx1, idx2 ) );
nvMeshData.listTris.push_back( Vec3i( idx0, idx1, idx2 ) );
}
//unlock
pIbuffer->Unlock();
}
else
{
// error
assert( false && "failed to unlock index buffer" );
}
// rest of the static model data
staticModelData.node = pNode;
staticModelData.drawable = pStaticModel;
staticModelData.begVertex = m_pNvScene->getNumVertices();
staticModelData.begTriList = m_pNvScene->getNumTriangles();
// resize coeff lists
staticModelData.listVertexUnshadoweCoeff.Resize( staticModelData.listVerts.Size() );
staticModelData.listVertexShadowCoeff.Resize( staticModelData.listVerts.Size() );
staticModelData.listVertexDiffuseColor.Resize( staticModelData.listVerts.Size() );
staticModelData.listVertexSampleOcclude.resize( staticModelData.listVerts.Size() );
// find material matcolor
VertexUtil *pVertexUtil = GetScene()->GetComponent<VertexUtil>();
staticModelData.materialColor = pVertexUtil->GetModelMaterialColor( pStaticModel );
// save model
m_vStaticModelPool.Push( staticModelData );
// push it to nv Scene
m_pNvScene->AddTriangleMesh( nvMeshData );
}