static void* MyRealloc(void* pData, size_t pSize)
{
if (pData)
{
FBX_ASSERT(*((char*)pData-1)=='#');
if (*((char*)pData-1)=='#')
{
char *p = (char*)realloc((char*)pData-1, pSize+1);
*p = '#';
return p+1;
}
else
{ // Mismatch
char *p = (char*)realloc((char*)pData, pSize+1);
*p = '#';
return p+1;
}
}
else
{
char *p = (char*)realloc(NULL, pSize+1);
*p = '#';
return p+1;
}
}
MCE::FBX::TimeRange FilmboxNode::GetAnimationTimeRange() const
{
TimeRange animation_range;
if( m_node )
{
KFbxScene* fbx_scene = m_node->GetScene();
FBX_ASSERT( fbx_scene->GetSrcObjectCount( FBX_TYPE( KFbxAnimStack ) ) == 0, "Multiple animation stacks are not supported!" );
KFbxAnimStack* anim_stack = fbx_scene->GetSrcObject( FBX_TYPE( KFbxAnimStack ), 0 );
if( anim_stack )
{
const char* anim_name = anim_stack->GetName();
KTimeSpan anim_timespan = anim_stack->GetLocalTimeSpan();
KTime anim_start = anim_timespan.GetStart();
KTime anim_stop = anim_timespan.GetStop();
animation_range.StartFrame = (int)( anim_start.GetFrame( true ) );
animation_range.EndFrame = (int)( anim_stop.GetFrame( true ) );
}
}
return animation_range;
}
int Scene::AddCollisionMesh( MCE::FBX::Mesh* mesh )
{
FBX_ASSERT( mesh, "Null mesh" );
int collision_mesh_id = NumCollisionMeshes();
m_collision_meshes.push_back( mesh );
return collision_mesh_id;
}
int Scene::AddObject( MCE::FBX::SceneObject* object )
{
FBX_ASSERT( object, "Null object" );
object->SetScene( this );
int id = NumObjects();
m_objects.push_back( object );
return id;
}
void Scene::addNode(SceneNode *node, SceneNode *parent)
{
if (parent != NULL)
{
parent->children.push_back(node);
}
else
{
FBX_ASSERT(m_root == NULL);
m_root = node;
}
}
const MCE::FBX::SceneObject* SceneNode::GetObject() const
{
FBX_ASSERT( m_scene, "Null scene" );
const MCE::FBX::SceneObject* scene_object = NULL;
if( m_object_id >= 0 )
{
scene_object = m_scene->GetSceneObject( m_object_id );
}
return scene_object;
}
const MCE::FBX::Mesh* SceneNode::GetCollisionMesh() const
{
FBX_ASSERT( m_scene, "Null scene" );
const MCE::FBX::Mesh* collision_mesh = NULL;
if( m_collision_mesh_id >= 0 )
{
collision_mesh = m_scene->GetCollisionMesh( m_collision_mesh_id );
}
return collision_mesh;
}
static void MyFree(void* pData)
{
if (pData==NULL)
return;
FBX_ASSERT(*((char*)pData-1)=='#');
if (*((char*)pData-1)=='#')
{
free((char*)pData-1);
}
else
{ // Mismatch
free(pData);
}
}
void SceneNode::SetCollisionMesh( MCE::FBX::Mesh* collision_mesh )
{
FBX_ASSERT( m_scene, "Null scene" );
if( collision_mesh )
{
int id = m_scene->AddCollisionMesh( collision_mesh );
m_collision_mesh_id = id;
}
else
{
m_collision_mesh_id = -1;
}
}
void SceneNode::SetObject( MCE::FBX::SceneObject* object )
{
FBX_ASSERT( m_scene, "Null scene" );
if( object )
{
int id = m_scene->AddObject( object );
object->SetNode( this );
m_object_id = id;
}
else
{
m_object_id = -1;
}
}
void SceneNode::RemoveChildNode( MCE::FBX::SceneNode* node )
{
FBX_ASSERT( node, "Null node" );
int num_child_nodes = NumChildNodes();
for( int i = 0; i < num_child_nodes; )
{
MCE::FBX::SceneNode* child_node = m_child_nodes[ i ];
if( child_node == node )
{
m_child_nodes.erase( m_child_nodes.begin() + i );
--num_child_nodes;
}
else
{
++i;
}
}
}
bool Mesh::init(FbxMesh* pFbxMesh)
{
uint32_t normalCount = pFbxMesh->GetElementNormalCount();
uint32_t uvCount = pFbxMesh->GetElementUVCount();
FbxGeometryElement::EMappingMode normalMappingMode = normalCount ? pFbxMesh->GetElementNormal(0)->GetMappingMode()
: FbxGeometryElement::eNone;
FbxGeometryElement::EMappingMode uvMappingModel = uvCount ? pFbxMesh->GetElementUV(0)->GetMappingMode()
: FbxGeometryElement::eNone;
bool hasNormal = normalMappingMode != FbxGeometryElement::eNone;
bool hasUV = uvMappingModel != FbxGeometryElement::eNone;
bool byControlPoint = hasNormal && normalMappingMode == FbxGeometryElement::eByControlPoint && hasUV && uvMappingModel == FbxGeometryElement::eByControlPoint;
uint32_t polygonCount = pFbxMesh->GetPolygonCount();
uint32_t controlPointCount = byControlPoint
? pFbxMesh->GetControlPointsCount()
: polygonCount * TRIANGLE_VERTEX_COUNT;
this->vertices.resize(controlPointCount * VERTEX_STRIDE);
this->indices.resize(polygonCount * TRIANGLE_VERTEX_COUNT);
if (hasNormal)
this->normals.resize(controlPointCount * NORMAL_STRIDE);
FbxStringList uvNames;
pFbxMesh->GetUVSetNames(uvNames);
const char* pUVName = nullptr;
if (hasUV) {
this->uvs.resize(controlPointCount * UV_STRIDE);
pUVName = uvNames[0];
}
/* Vertex Attributes */
const FbxVector4* pControlPoints = pFbxMesh->GetControlPoints();
FbxVector4 currentVertex;
FbxVector4 currentNormal;
FbxVector2 currentUV;
if (byControlPoint) {
const FbxGeometryElementNormal* pNormalElement = nullptr;
const FbxGeometryElementUV* pUVElement = nullptr;
if (hasNormal)
pNormalElement = pFbxMesh->GetElementNormal(0);
if (hasUV)
pUVElement = pFbxMesh->GetElementUV(0);
for (uint32_t i = 0; i < controlPointCount; ++i) {
currentVertex = pControlPoints[i];
this->vertices[i * VERTEX_STRIDE] = static_cast<float>(currentVertex[0]);
this->vertices[i * VERTEX_STRIDE + 1] = static_cast<float>(currentVertex[1]);
this->vertices[i * VERTEX_STRIDE + 2] = static_cast<float>(currentVertex[2]);
this->vertices[i * VERTEX_STRIDE + 3] = 1.0f;
if (hasNormal) {
int normalIndex = i;
if (pNormalElement->GetReferenceMode() == FbxLayerElement::eIndexToDirect) {
normalIndex = pNormalElement->GetIndexArray().GetAt(i);
}
currentNormal = pNormalElement->GetDirectArray().GetAt(normalIndex);
this->normals[i * NORMAL_STRIDE] = static_cast<float>(currentNormal[0]);
this->normals[i * NORMAL_STRIDE + 1] = static_cast<float>(currentNormal[1]);
this->normals[i * NORMAL_STRIDE + 2] = static_cast<float>(currentNormal[2]);
}
if (hasUV) {
int uvIndex = i;
if (pUVElement->GetReferenceMode() == FbxLayerElement::eIndexToDirect) {
uvIndex = pUVElement->GetIndexArray().GetAt(i);
}
currentUV = pUVElement->GetDirectArray().GetAt(uvIndex);
this->uvs[i * UV_STRIDE] = static_cast<float>(currentUV[0]);
this->uvs[i * UV_STRIDE + 1] = static_cast<float>(currentUV[1]);
}
}
} // end of byControlPoint
/* Slice the mesh according to materials */
FbxLayerElementArrayTemplate<int>* pMaterialIndices = nullptr;
FbxGeometryElement::EMappingMode materialMappingMode = FbxGeometryElement::eNone;
if (pFbxMesh->GetElementMaterial()) {
pMaterialIndices = &pFbxMesh->GetElementMaterial()->GetIndexArray();
materialMappingMode = pFbxMesh->GetElementMaterial()->GetMappingMode();
if (pMaterialIndices && materialMappingMode == FbxGeometryElement::eByPolygon) {
FBX_ASSERT(pMaterialIndices->GetCount() == polygonCount);
for (uint32_t i = 0; i < polygonCount; ++i) {
const uint32_t materialIndex = pMaterialIndices->GetAt(i);
if (materialIndex >= slices.size()) // we meet a new material
{
slices.emplace_back(0, 0);
}
slices[materialIndex].triangleCount += 1;
}
int offset = 0;
for (uint32_t i = 0; i < slices.size(); ++i) {
slices[i].indexOffset = offset;
offset += slices[i].triangleCount * 3;
// this will be reused during per-Polygon processing
slices[i].triangleCount = 0;
}
FBX_ASSERT(offset == polygonCount * 3);
}
}
// There is only one material.
if (slices.size() == 0) {
slices.emplace_back(0, 0);
}
/* Indices */
for (uint32_t vertexCount = 0, i = 0; i < polygonCount; ++i) {
int materialIndex = 0;
if (pMaterialIndices && materialMappingMode == FbxGeometryElement::eByPolygon) {
materialIndex = pMaterialIndices->GetAt(i);
}
const int indexOffset = slices[materialIndex].indexOffset + slices[materialIndex].triangleCount * 3;
for (int v = 0; v < TRIANGLE_VERTEX_COUNT; ++v) {
const int controlPointIndex = pFbxMesh->GetPolygonVertex(i, v);
if (byControlPoint) {
this->indices[indexOffset + v] = static_cast<unsigned int>(controlPointIndex);
} else {
this->indices[indexOffset + v] = static_cast<unsigned int>(vertexCount);
currentVertex = pControlPoints[controlPointIndex];
this->vertices[vertexCount * VERTEX_STRIDE] = static_cast<float>(currentVertex[0]);
this->vertices[vertexCount * VERTEX_STRIDE + 1] = static_cast<float>(currentVertex[1]);
this->vertices[vertexCount * VERTEX_STRIDE + 2] = static_cast<float>(currentVertex[2]);
this->vertices[vertexCount * VERTEX_STRIDE + 3] = 1.0f;
if (hasNormal) {
pFbxMesh->GetPolygonVertexNormal(i, v, currentNormal);
this->normals[vertexCount * NORMAL_STRIDE] = static_cast<float>(currentNormal[0]);
this->normals[vertexCount * NORMAL_STRIDE + 1] = static_cast<float>(currentNormal[1]);
this->normals[vertexCount * NORMAL_STRIDE + 2] = static_cast<float>(currentNormal[2]);
}
if (hasUV) {
bool bUnmappedUV;
pFbxMesh->GetPolygonVertexUV(i, v, pUVName, currentUV, bUnmappedUV);
this->uvs[vertexCount * UV_STRIDE] = static_cast<float>(currentUV[0]);
this->uvs[vertexCount * UV_STRIDE] = static_cast<float>(currentUV[1]);
}
}
++vertexCount;
}
slices[materialIndex].triangleCount += 1;
}
return true;
}
//ур╣╫ак
bool VBOMesh::Initialize(const FbxMesh *pMesh)
{
if (!pMesh->GetNode())
return false;
const int lPolygonCount = pMesh->GetPolygonCount();
// Count the polygon count of each material
FbxLayerElementArrayTemplate<int>* lMaterialIndice = NULL;
FbxGeometryElement::EMappingMode lMaterialMappingMode = FbxGeometryElement::eNone;
if (pMesh->GetElementMaterial())
{
lMaterialIndice = &pMesh->GetElementMaterial()->GetIndexArray();
lMaterialMappingMode = pMesh->GetElementMaterial()->GetMappingMode();
if (lMaterialIndice && lMaterialMappingMode == FbxGeometryElement::eByPolygon)
{
FBX_ASSERT(lMaterialIndice->GetCount() == lPolygonCount);
if (lMaterialIndice->GetCount() == lPolygonCount)
{
// Count the faces of each material
for (int lPolygonIndex = 0; lPolygonIndex < lPolygonCount; ++lPolygonIndex)
{
const int lMaterialIndex = lMaterialIndice->GetAt(lPolygonIndex);
if (mSubMeshes.GetCount() < lMaterialIndex + 1)
{
mSubMeshes.Resize(lMaterialIndex + 1);
}
if (mSubMeshes[lMaterialIndex] == NULL)
{
mSubMeshes[lMaterialIndex] = new SubMesh;
}
mSubMeshes[lMaterialIndex]->TriangleCount += 1;
}
// Make sure we have no "holes" (NULL) in the mSubMeshes table. This can happen
// if, in the loop above, we resized the mSubMeshes by more than one slot.
for (int i = 0; i < mSubMeshes.GetCount(); i++)
{
if (mSubMeshes[i] == NULL)
mSubMeshes[i] = new SubMesh;
}
// Record the offset (how many vertex)
const int lMaterialCount = mSubMeshes.GetCount();
int lOffset = 0;
for (int lIndex = 0; lIndex < lMaterialCount; ++lIndex)
{
mSubMeshes[lIndex]->IndexOffset = lOffset;
lOffset += mSubMeshes[lIndex]->TriangleCount * 3;
// This will be used as counter in the following procedures, reset to zero
mSubMeshes[lIndex]->TriangleCount = 0;
}
FBX_ASSERT(lOffset == lPolygonCount * 3);
}
}
}
// All faces will use the same material.
if (mSubMeshes.GetCount() == 0)
{
mSubMeshes.Resize(1);
mSubMeshes[0] = new SubMesh();
}
// Congregate all the data of a mesh to be cached in VBOs.
// If normal or UV is by polygon vertex, record all vertex attributes by polygon vertex.
mHasNormal = pMesh->GetElementNormalCount() > 0;
mHasUV = pMesh->GetElementUVCount() > 0;
FbxGeometryElement::EMappingMode lNormalMappingMode = FbxGeometryElement::eNone;
FbxGeometryElement::EMappingMode lUVMappingMode = FbxGeometryElement::eNone;
if (mHasNormal)
{
lNormalMappingMode = pMesh->GetElementNormal(0)->GetMappingMode();
if (lNormalMappingMode == FbxGeometryElement::eNone)
{
mHasNormal = false;
}
if (mHasNormal && lNormalMappingMode != FbxGeometryElement::eByControlPoint)
{
mAllByControlPoint = false;
}
}
if (mHasUV)
{
lUVMappingMode = pMesh->GetElementUV(0)->GetMappingMode();
if (lUVMappingMode == FbxGeometryElement::eNone)
{
mHasUV = false;
}
if (mHasUV && lUVMappingMode != FbxGeometryElement::eByControlPoint)
{
mAllByControlPoint = false;
}
}
// Allocate the array memory, by control point or by polygon vertex.
int lPolygonVertexCount = pMesh->GetControlPointsCount();
if (!mAllByControlPoint)
{
lPolygonVertexCount = lPolygonCount * TRIANGLE_VERTEX_COUNT;
}
float * lVertices = new float[lPolygonVertexCount * VERTEX_STRIDE];
unsigned int * lIndices = new unsigned int[lPolygonCount * TRIANGLE_VERTEX_COUNT];
float * lNormals = NULL;
if (mHasNormal)
{
lNormals = new float[lPolygonVertexCount * NORMAL_STRIDE];
}
float * lUVs = NULL;
FbxStringList lUVNames;
pMesh->GetUVSetNames(lUVNames);
const char * lUVName = NULL;
if (mHasUV && lUVNames.GetCount())
{
lUVs = new float[lPolygonVertexCount * UV_STRIDE];
lUVName = lUVNames[0];
}
// Populate the array with vertex attribute, if by control point.
const FbxVector4 * lControlPoints = pMesh->GetControlPoints();
FbxVector4 lCurrentVertex;
FbxVector4 lCurrentNormal;
FbxVector2 lCurrentUV;
if (mAllByControlPoint)
{
const FbxGeometryElementNormal * lNormalElement = NULL;
const FbxGeometryElementUV * lUVElement = NULL;
if (mHasNormal)
{
lNormalElement = pMesh->GetElementNormal(0);
}
if (mHasUV)
{
lUVElement = pMesh->GetElementUV(0);
}
for (int lIndex = 0; lIndex < lPolygonVertexCount; ++lIndex)
{
// Save the vertex position.
lCurrentVertex = lControlPoints[lIndex];
lVertices[lIndex * VERTEX_STRIDE] = static_cast<float>(lCurrentVertex[0]);
lVertices[lIndex * VERTEX_STRIDE + 1] = static_cast<float>(lCurrentVertex[1]);
lVertices[lIndex * VERTEX_STRIDE + 2] = static_cast<float>(lCurrentVertex[2]);
lVertices[lIndex * VERTEX_STRIDE + 3] = 1;
// Save the normal.
if (mHasNormal)
{
int lNormalIndex = lIndex;
if (lNormalElement->GetReferenceMode() == FbxLayerElement::eIndexToDirect)
{
lNormalIndex = lNormalElement->GetIndexArray().GetAt(lIndex);
}
lCurrentNormal = lNormalElement->GetDirectArray().GetAt(lNormalIndex);
lNormals[lIndex * NORMAL_STRIDE] = static_cast<float>(lCurrentNormal[0]);
lNormals[lIndex * NORMAL_STRIDE + 1] = static_cast<float>(lCurrentNormal[1]);
lNormals[lIndex * NORMAL_STRIDE + 2] = static_cast<float>(lCurrentNormal[2]);
}
// Save the UV.
if (mHasUV)
{
int lUVIndex = lIndex;
if (lUVElement->GetReferenceMode() == FbxLayerElement::eIndexToDirect)
{
lUVIndex = lUVElement->GetIndexArray().GetAt(lIndex);
}
lCurrentUV = lUVElement->GetDirectArray().GetAt(lUVIndex);
lUVs[lIndex * UV_STRIDE] = static_cast<float>(lCurrentUV[0]);
lUVs[lIndex * UV_STRIDE + 1] = static_cast<float>(lCurrentUV[1]);
}
}
}
int lVertexCount = 0;
for (int lPolygonIndex = 0; lPolygonIndex < lPolygonCount; ++lPolygonIndex)
{
// The material for current face.
int lMaterialIndex = 0;
if (lMaterialIndice && lMaterialMappingMode == FbxGeometryElement::eByPolygon)
{
lMaterialIndex = lMaterialIndice->GetAt(lPolygonIndex);
}
// Where should I save the vertex attribute index, according to the material
const int lIndexOffset = mSubMeshes[lMaterialIndex]->IndexOffset +
mSubMeshes[lMaterialIndex]->TriangleCount * 3;
for (int lVerticeIndex = 0; lVerticeIndex < TRIANGLE_VERTEX_COUNT; ++lVerticeIndex)
{
const int lControlPointIndex = pMesh->GetPolygonVertex(lPolygonIndex, lVerticeIndex);
if (mAllByControlPoint)
{
lIndices[lIndexOffset + lVerticeIndex] = static_cast<unsigned int>(lControlPointIndex);
}
// Populate the array with vertex attribute, if by polygon vertex.
else
{
lIndices[lIndexOffset + lVerticeIndex] = static_cast<unsigned int>(lVertexCount);
lCurrentVertex = lControlPoints[lControlPointIndex];
lVertices[lVertexCount * VERTEX_STRIDE] = static_cast<float>(lCurrentVertex[0]);
lVertices[lVertexCount * VERTEX_STRIDE + 1] = static_cast<float>(lCurrentVertex[1]);
lVertices[lVertexCount * VERTEX_STRIDE + 2] = static_cast<float>(lCurrentVertex[2]);
lVertices[lVertexCount * VERTEX_STRIDE + 3] = 1;
if (mHasNormal)
{
pMesh->GetPolygonVertexNormal(lPolygonIndex, lVerticeIndex, lCurrentNormal);
lNormals[lVertexCount * NORMAL_STRIDE] = static_cast<float>(lCurrentNormal[0]);
lNormals[lVertexCount * NORMAL_STRIDE + 1] = static_cast<float>(lCurrentNormal[1]);
lNormals[lVertexCount * NORMAL_STRIDE + 2] = static_cast<float>(lCurrentNormal[2]);
}
if (mHasUV)
{
bool lUnmappedUV;
pMesh->GetPolygonVertexUV(lPolygonIndex, lVerticeIndex, lUVName, lCurrentUV, lUnmappedUV);
lUVs[lVertexCount * UV_STRIDE] = static_cast<float>(lCurrentUV[0]);
lUVs[lVertexCount * UV_STRIDE + 1] = static_cast<float>(lCurrentUV[1]);
}
}
++lVertexCount;
}
mSubMeshes[lMaterialIndex]->TriangleCount += 1;
}
// Create VBOs
glGenBuffers(VBO_COUNT, mVBONames);
// Save vertex attributes into GPU
glBindBuffer(GL_ARRAY_BUFFER, mVBONames[VERTEX_VBO]);
glBufferData(GL_ARRAY_BUFFER, lPolygonVertexCount * VERTEX_STRIDE * sizeof(float), lVertices, GL_STATIC_DRAW);
delete[] lVertices;
if (mHasNormal)
{
glBindBuffer(GL_ARRAY_BUFFER, mVBONames[NORMAL_VBO]);
glBufferData(GL_ARRAY_BUFFER, lPolygonVertexCount * NORMAL_STRIDE * sizeof(float), lNormals, GL_STATIC_DRAW);
delete[] lNormals;
}
if (mHasUV)
{
glBindBuffer(GL_ARRAY_BUFFER, mVBONames[UV_VBO]);
glBufferData(GL_ARRAY_BUFFER, lPolygonVertexCount * UV_STRIDE * sizeof(float), lUVs, GL_STATIC_DRAW);
delete[] lUVs;
}
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, mVBONames[INDEX_VBO]);
glBufferData(GL_ELEMENT_ARRAY_BUFFER, lPolygonCount * TRIANGLE_VERTEX_COUNT * sizeof(unsigned int), lIndices, GL_STATIC_DRAW);
delete[] lIndices;
return true;
}
const MCE::FBX::SceneNode* SceneNode::GetChildNode( int index ) const
{
FBX_ASSERT( ( index >= 0 ) && ( index < NumChildNodes() ), "Index out of bounds" );
const MCE::FBX::SceneNode* node = m_child_nodes[ index ];
return node;
}
void SceneNode::AddChildNode( MCE::FBX::SceneNode* node )
{
FBX_ASSERT( node, "Null node" );
node->SetParentNode( this );
m_child_nodes.push_back( node );
}
bool FillData(ModelData* someData,FbxNode* aNode, AnimationData* aAnimation)
{
FbxMesh* mesh = aNode->GetMesh();
if (mesh == nullptr || !aNode)
return false;
const int lPolygonCount = mesh->GetPolygonCount();
// Count the polygon count of each material
FbxLayerElementArrayTemplate<int>* lMaterialIndice = NULL;
FbxGeometryElement::EMappingMode lMaterialMappingMode = FbxGeometryElement::eNone;
if (mesh->GetElementMaterial())
{
lMaterialIndice = &mesh->GetElementMaterial()->GetIndexArray();
lMaterialMappingMode = mesh->GetElementMaterial()->GetMappingMode();
if (lMaterialIndice && lMaterialMappingMode == FbxGeometryElement::eByPolygon)
{
FBX_ASSERT(lMaterialIndice->GetCount() == lPolygonCount);
if (lMaterialIndice->GetCount() == lPolygonCount)
{
// Count the faces of each material
for (int lPolygonIndex = 0; lPolygonIndex < lPolygonCount; ++lPolygonIndex)
{
const int lMaterialIndex = lMaterialIndice->GetAt(lPolygonIndex);
lMaterialIndex;
/*if (someData->mSubMeshes[lMaterialIndex] == NULL)
{
someData->mSubMeshes[lMaterialIndex] = new ModelData::SubMesh;
}
someData->mSubMeshes[lMaterialIndex]->TriangleCount += 1;*/
}
// Make sure we have no "holes" (NULL) in the mSubMeshes table. This can happen
// if, in the loop above, we resized the mSubMeshes by more than one slot.
/*for (int i = 0; i < someData->mSubMeshes.Count(); i++)
{
if (someData->mSubMeshes[i] == NULL)
someData->mSubMeshes[i] = new ModelData::SubMesh;
}*/
// Record the offset (how many vertex)
const int lMaterialCount = someData->mSubMeshes.Size();
lMaterialCount;
int lOffset = 0;
/*for (int lIndex = 0; lIndex < lMaterialCount; ++lIndex)
{
someData->mSubMeshes[lIndex]->IndexOffset = lOffset;
lOffset += someData->mSubMeshes[lIndex]->TriangleCount * 3;
// This will be used as counter in the following procedures, reset to zero
someData->mSubMeshes[lIndex]->TriangleCount = 0;
}*/
FBX_ASSERT(lOffset == lPolygonCount * 3);
}
}
}
// All faces will use the same material.
if (someData->mSubMeshes.Size() == 0)
{
if (someData->mSubMeshes.GetCapacity() == 0)
{
someData->mSubMeshes.Init(1);
}
someData->mSubMeshes.RemoveAll();
someData->mSubMeshes.AddEmptyObject();
someData->mSubMeshes[0] = new ModelData::SubMesh();
}
bool hasNormalMap = false;
const int lMaterialCount = aNode->GetMaterialCount();
for (int lMaterialIndex = 0; lMaterialIndex < lMaterialCount; ++lMaterialIndex)
{
FbxSurfaceMaterial * lMaterial = aNode->GetMaterial(lMaterialIndex);
if (lMaterial && !lMaterial->GetUserDataPtr())
{
TextureInfo diffuseInfo;
GetMaterialProperty(lMaterial,FbxSurfaceMaterial::sDiffuse,FbxSurfaceMaterial::sDiffuseFactor,diffuseInfo.myFileName);
diffuseInfo.myType = DIFFUSE;
if(diffuseInfo.myFileName.empty() == false)
{
someData->myTextures.push_back(diffuseInfo);
}
TextureInfo normalInfo;
GetMaterialProperty(lMaterial,FbxSurfaceMaterial::sNormalMap,FbxSurfaceMaterial::sBumpFactor,normalInfo.myFileName);
hasNormalMap = normalInfo.myFileName.empty() == false;
normalInfo.myType = NORMALMAP;
if(normalInfo.myFileName.empty() == false)
{
someData->myTextures.push_back(normalInfo);
hasNormalMap = true;
}
TextureInfo roughnessInfo;
GetMaterialProperty(lMaterial,FbxSurfaceMaterial::sSpecular,FbxSurfaceMaterial::sSpecularFactor,roughnessInfo.myFileName);
roughnessInfo.myType = ROUGHNESS;
if(roughnessInfo.myFileName.empty() == false)
{
someData->myTextures.push_back(roughnessInfo);
}
TextureInfo substanceInfo;
GetMaterialProperty(lMaterial,FbxSurfaceMaterial::sReflection,FbxSurfaceMaterial::sReflectionFactor,substanceInfo.myFileName);
substanceInfo.myType = SUBSTANCE;
if(substanceInfo.myFileName.empty() == false)
{
someData->myTextures.push_back(substanceInfo);
}
TextureInfo ambientInfo;
GetMaterialProperty(lMaterial, FbxSurfaceMaterial::sAmbient, FbxSurfaceMaterial::sAmbientFactor, ambientInfo.myFileName);
ambientInfo.myType = AO;
if (substanceInfo.myFileName.empty() == false)
{
someData->myTextures.push_back(ambientInfo);
}
}
}
// Congregate all the data of a mesh to be cached in VBOs.
// If normal or UV is by polygon vertex, record all vertex attributes by polygon vertex.'
someData->mHasNormal = mesh->GetElementNormalCount() > 0;
someData->mHasUV = mesh->GetElementUVCount() > 0;
someData->myHasBiNormal = mesh->GetElementBinormalCount() > 0;
FbxSkin * lSkinDeformer = (FbxSkin *)mesh->GetDeformer(0, FbxDeformer::eSkin);
someData->myHasSkinweights = lSkinDeformer != nullptr;
if(hasNormalMap && someData->myHasBiNormal == false)
{
mesh->GenerateTangentsDataForAllUVSets();
someData->myHasBiNormal = mesh->GetElementBinormalCount() > 0;
}
someData->myHasTangents = mesh->GetElementTangentCount() > 0;
FbxGeometryElement::EMappingMode lNormalMappingMode = FbxGeometryElement::eNone;
FbxGeometryElement::EMappingMode lUVMappingMode = FbxGeometryElement::eNone;
if (someData->mHasNormal)
{
lNormalMappingMode = mesh->GetElementNormal(0)->GetMappingMode();
if (lNormalMappingMode == FbxGeometryElement::eNone)
{
someData->mHasNormal = false;
}
if (someData->mHasNormal && lNormalMappingMode != FbxGeometryElement::eByControlPoint)
{
someData->mAllByControlPoint = false;
}
}
if (someData->mHasUV)
{
lUVMappingMode = mesh->GetElementUV(0)->GetMappingMode();
if (lUVMappingMode == FbxGeometryElement::eNone)
{
someData->mHasUV = false;
}
if (someData->mHasUV && lUVMappingMode != FbxGeometryElement::eByControlPoint)
{
someData->mAllByControlPoint = false;
}
}
// Allocate the array memory, by control point or by polygon vertex.
int lPolygonVertexCount = mesh->GetControlPointsCount();
//if (!someData->my)
{
ModelData::Layout newLayout;
newLayout.myType = ModelData::VERTEX_POS;
newLayout.mySize = VERTEX_STRIDE;
newLayout.myOffset = 0;
someData->myLayout.Add(newLayout);
lPolygonVertexCount = lPolygonCount * TRIANGLE_VERTEX_COUNT;
}
int stride = VERTEX_STRIDE;
size_t size = lPolygonVertexCount * VERTEX_STRIDE;
//float * lVertices = new float[lPolygonVertexCount * VERTEX_STRIDE];
unsigned int * lIndices = new unsigned int[lPolygonCount * TRIANGLE_VERTEX_COUNT];
someData->myIndexCount = lPolygonCount * TRIANGLE_VERTEX_COUNT;
//float * lNormals = NULL;
if (someData->mHasNormal)
{
ModelData::Layout newLayout;
newLayout.myType = ModelData::VERTEX_NORMAL;
newLayout.mySize = NORMAL_STRIDE;
newLayout.myOffset = stride*4;
someData->myLayout.Add(newLayout);
stride += NORMAL_STRIDE;
size += lPolygonVertexCount * NORMAL_STRIDE;
//lNormals = new float[lPolygonVertexCount * NORMAL_STRIDE];
}
//float * lUVs = NULL;
FbxStringList lUVNames;
mesh->GetUVSetNames(lUVNames);
const char * lUVName = NULL;
if (someData->mHasUV && lUVNames.GetCount())
{
ModelData::Layout newLayout;
newLayout.myType = ModelData::VERTEX_UV;
newLayout.mySize = UV_STRIDE;
newLayout.myOffset = stride*4;
someData->myLayout.Add(newLayout);
stride += UV_STRIDE;
size += lPolygonVertexCount * UV_STRIDE;
//lUVs = new float[lPolygonVertexCount * UV_STRIDE];
lUVName = lUVNames[0];
}
if (someData->myHasBiNormal)
{
ModelData::Layout newLayout;
newLayout.myType = ModelData::VERTEX_BINORMAL;
newLayout.mySize = BINORMAL_STRIDE;
newLayout.myOffset = stride*4;
someData->myLayout.Add(newLayout);
stride += BINORMAL_STRIDE;
size += lPolygonVertexCount * BINORMAL_STRIDE;
//lUVs = new float[lPolygonVertexCount * UV_STRIDE];
}
if (someData->myHasTangents)
{
ModelData::Layout newLayout;
newLayout.myType = ModelData::VERTEX_TANGENT;
newLayout.mySize = TANGENT_STRIDE;
newLayout.myOffset = stride*4;
someData->myLayout.Add(newLayout);
stride += TANGENT_STRIDE;
size += lPolygonVertexCount * TANGENT_STRIDE;
//lUVs = new float[lPolygonVertexCount * UV_STRIDE];
}
if (someData->myHasSkinweights)
{
ModelData::Layout newLayout;
newLayout.myType = ModelData::VERTEX_SKINWEIGHTS;
newLayout.mySize = SKINWEIGHT_STRIDE;
newLayout.myOffset = stride*4;
someData->myLayout.Add(newLayout);
stride += SKINWEIGHT_STRIDE;
size += lPolygonVertexCount * SKINWEIGHT_STRIDE;
newLayout.myType = ModelData::VERTEX_BONEID;
newLayout.mySize = BONEID_STRIDE;
newLayout.myOffset = stride*4;
someData->myLayout.Add(newLayout);
stride += BONEID_STRIDE;
size += lPolygonVertexCount * BONEID_STRIDE;
//lUVs = new float[lPolygonVertexCount * UV_STRIDE];
}
float * lVertices = new float[size];
FbxAMatrix globalPos;
FbxVector4* weights = nullptr;
FbxVectorTemplate4<int>* bones = nullptr;
FbxTime time = static_cast<FbxTime>(0.0f);
if(someData->myHasSkinweights)
{
weights = new FbxVector4[mesh->GetControlPointsCount()];
bones = new FbxVectorTemplate4<int>[mesh->GetControlPointsCount()];
ComputeLinearDeformation(globalPos,mesh,weights,bones,aAnimation);
}
const FbxGeometryElementBinormal * lBiNormalElement = NULL;
const FbxGeometryElementTangent * lTangentElement = NULL;
if (someData->myHasBiNormal)
{
lBiNormalElement = mesh->GetElementBinormal(0);
}
if (someData->myHasTangents)
{
lTangentElement = mesh->GetElementTangent(0);
}
// Populate the array with vertex attribute, if by control point.
const FbxVector4 * lControlPoints = mesh->GetControlPoints();
FbxVector4 lCurrentVertex;
FbxVector4 lCurrentNormal;
FbxVector4 lCurrentBiNormal;
FbxVector4 lCurrentTangent;
FbxVector2 lCurrentUV;
if (someData->mAllByControlPoint)
{
const FbxGeometryElementNormal * lNormalElement = NULL;
const FbxGeometryElementUV * lUVElement = NULL;
if (someData->mHasNormal)
{
lNormalElement = mesh->GetElementNormal(0);
}
if (someData->mHasUV)
{
lUVElement = mesh->GetElementUV(0);
}
for (int lIndex = 0; lIndex < lPolygonVertexCount; ++lIndex)
{
int currentIndex = lIndex * stride;
int addedSize = VERTEX_STRIDE;
// Save the vertex position.
lCurrentVertex = lControlPoints[lIndex];
CU::Vector4f position(static_cast<float>(lCurrentVertex[0]),
static_cast<float>(lCurrentVertex[1]),
static_cast<float>(lCurrentVertex[2]),
1);
CU::Matrix44f fixMatrix;
fixMatrix = CU::Matrix44<float>::CreateReflectionMatrixAboutAxis(CU::Vector3f(1,0,0));
position = position*fixMatrix;
lVertices[currentIndex] = position.x;
lVertices[currentIndex + 1] = position.y;
lVertices[currentIndex + 2] = position.z;
lVertices[currentIndex + 3] = 1;
// Save the normal.
if (someData->mHasNormal)
{
int lNormalIndex = lIndex;
if (lNormalElement->GetReferenceMode() == FbxLayerElement::eIndexToDirect)
{
lNormalIndex = lNormalElement->GetIndexArray().GetAt(lIndex);
}
lCurrentNormal = lNormalElement->GetDirectArray().GetAt(lNormalIndex);
CU::Vector3f normal( static_cast<float>(lCurrentNormal[0]), static_cast<float>(lCurrentNormal[1]), static_cast<float>(lCurrentNormal[2]));
normal = normal*CU::Matrix33<float>::CreateReflectionMatrixAboutAxis(CU::Vector3f(1, 0, 0));
lVertices[currentIndex + addedSize] = normal.x;
lVertices[currentIndex + addedSize + 1] = normal.y;
lVertices[currentIndex + addedSize + 2] = normal.z;
lVertices[currentIndex + addedSize + 3] = 0;
addedSize += NORMAL_STRIDE;
}
// Save the UV.
if (someData->mHasUV)
{
int lUVIndex = lIndex;
if (lUVElement->GetReferenceMode() == FbxLayerElement::eIndexToDirect)
{
lUVIndex = lUVElement->GetIndexArray().GetAt(lIndex);
}
lCurrentUV = lUVElement->GetDirectArray().GetAt(lUVIndex);
lVertices[currentIndex + addedSize] = static_cast<float>(lCurrentUV[0]);
lVertices[currentIndex + addedSize + 1] = static_cast<float>(lCurrentUV[1])*-1.0f;
addedSize += 2;
}
if (someData->myHasBiNormal)
{
int lBinormIndexIndex = lIndex;
if (lBiNormalElement->GetReferenceMode() == FbxLayerElement::eIndexToDirect)
{
lBinormIndexIndex = lBiNormalElement->GetIndexArray().GetAt(lIndex);
}
lCurrentBiNormal = lBiNormalElement->GetDirectArray().GetAt(lBinormIndexIndex);
//mesh->GetElementBinormal(lPolygonIndex, lVerticeIndex, lCurrentNormal);
//lCurrentNormal = lCurrentNormal
CU::Vector3f normal( static_cast<float>(lCurrentBiNormal[0]), static_cast<float>(lCurrentBiNormal[1]), static_cast<float>(lCurrentBiNormal[2]));
normal = normal*CU::Matrix33<float>::CreateReflectionMatrixAboutAxis(CU::Vector3f(1, 0, 0));
if (CU::Length(normal) != 0.f)
CU::Normalize(normal);
lVertices[currentIndex + addedSize] = normal.x;
lVertices[currentIndex + addedSize + 1] = normal.y;
lVertices[currentIndex + addedSize + 2] = normal.z;
lVertices[currentIndex + addedSize + 3] = 0;
addedSize += BINORMAL_STRIDE;
}
if (someData->myHasTangents)
{
int lBinormIndexIndex = lIndex;
if (lTangentElement->GetReferenceMode() == FbxLayerElement::eIndexToDirect)
{
lBinormIndexIndex = lTangentElement->GetIndexArray().GetAt(lIndex);
}
lCurrentTangent = lTangentElement->GetDirectArray().GetAt(lBinormIndexIndex);
//lCurrentNormal = lCurrentNormal
CU::Vector3f normal( static_cast<float>(lCurrentTangent[0]), static_cast<float>(lCurrentTangent[1]), static_cast<float>(lCurrentTangent[2]));
normal = normal*CU::Matrix33<float>::CreateReflectionMatrixAboutAxis(CU::Vector3f(1, 0, 0));
if (CU::Length(normal) != 0.f)
CU::Normalize(normal);
lVertices[currentIndex + addedSize] = normal.x;
lVertices[currentIndex + addedSize + 1] = normal.y;
lVertices[currentIndex + addedSize + 2] = normal.z;
lVertices[currentIndex + addedSize + 3] = 0;
addedSize += TANGENT_STRIDE;
}
if(someData->myHasSkinweights)
{
FbxVector4 currentWeights = weights[lIndex];
//currentWeights.Normalize();
lVertices[currentIndex + addedSize] = static_cast<float>(currentWeights[0]);
lVertices[currentIndex + addedSize + 1] = static_cast<float>(currentWeights[1]);
lVertices[currentIndex + addedSize + 2] = static_cast<float>(currentWeights[2]);
lVertices[currentIndex + addedSize + 3] = static_cast<float>(currentWeights[3]);
addedSize += SKINWEIGHT_STRIDE;
FbxVectorTemplate4<int> currentBones = bones[lIndex];
lVertices[currentIndex + addedSize] = static_cast<float>(currentBones[0]);
lVertices[currentIndex + addedSize + 1] = static_cast<float>(currentBones[1]);
lVertices[currentIndex + addedSize + 2] = static_cast<float>(currentBones[2]);
lVertices[currentIndex + addedSize + 3] = static_cast<float>(currentBones[3]);
addedSize += BONEID_STRIDE;
}
}
}
int lVertexCount = 0;
for (int lPolygonIndex = 0; lPolygonIndex < lPolygonCount; ++lPolygonIndex)
{
// The material for current face.
int lMaterialIndex = 0;
if (lMaterialIndice && lMaterialMappingMode == FbxGeometryElement::eByPolygon)
{
lMaterialIndex = lMaterialIndice->GetAt(lPolygonIndex);
}
// Where should I save the vertex attribute index, according to the material
const int lIndexOffset = someData->mSubMeshes[lMaterialIndex]->IndexOffset +
someData->mSubMeshes[lMaterialIndex]->TriangleCount * 3;
for (int lVerticeIndex = TRIANGLE_VERTEX_COUNT-1; lVerticeIndex > -1; --lVerticeIndex)
{
const int lControlPointIndex = mesh->GetPolygonVertex(lPolygonIndex, lVerticeIndex);
int vertexIndex = lIndexOffset + (TRIANGLE_VERTEX_COUNT-1) - lVerticeIndex;
if (someData->mAllByControlPoint)
{
lIndices[vertexIndex] = static_cast<unsigned int>(lControlPointIndex);
}
// Populate the array with vertex attribute, if by polygon vertex.
else
{
lIndices[vertexIndex] = static_cast<unsigned int>(lVertexCount);
lCurrentVertex = lControlPoints[lControlPointIndex];
int addedSize = VERTEX_STRIDE;
int currentIndex = lVertexCount * stride;
CU::Vector4f position(static_cast<float>(lCurrentVertex[0]),
static_cast<float>(lCurrentVertex[1]),
static_cast<float>(lCurrentVertex[2]),
1);
//fixMatrix
CU::Matrix44f fixMatrix;
fixMatrix = CU::Matrix44<float>::CreateReflectionMatrixAboutAxis(CU::Vector3f(1, 0, 0));
position = position*fixMatrix;
lVertices[currentIndex] = position.x;
lVertices[currentIndex + 1] = position.y;
lVertices[currentIndex + 2] = position.z;
lVertices[currentIndex + 3] = 0;
if (someData->mHasNormal)
{
mesh->GetPolygonVertexNormal(lPolygonIndex, lVerticeIndex, lCurrentNormal);
CU::Vector3f normal( static_cast<float>(lCurrentNormal[0]), static_cast<float>(lCurrentNormal[1]), static_cast<float>(lCurrentNormal[2]));
normal = normal*CU::Matrix33<float>::CreateReflectionMatrixAboutAxis(CU::Vector3f(1, 0, 0));
if (CU::Length(normal) != 0.f)
CU::Normalize(normal);
lVertices[currentIndex + addedSize] = normal.x;
lVertices[currentIndex + addedSize + 1] = normal.y;
lVertices[currentIndex + addedSize + 2] = normal.z;
lVertices[currentIndex + addedSize + 3] = 0;
addedSize += NORMAL_STRIDE;
}
if (someData->mHasUV)
{
bool lUnmappedUV;
mesh->GetPolygonVertexUV(lPolygonIndex, lVerticeIndex, lUVName, lCurrentUV, lUnmappedUV);
lVertices[currentIndex + addedSize] = static_cast<float>(lCurrentUV[0]);
lVertices[currentIndex + addedSize + 1] = static_cast<float>(lCurrentUV[1])*-1.0f;
addedSize += UV_STRIDE;
}
if (someData->myHasBiNormal)
{
int lBinormIndexIndex = lVerticeIndex;
if (lBiNormalElement->GetReferenceMode() == FbxLayerElement::eIndexToDirect)
{
lBinormIndexIndex = lBiNormalElement->GetIndexArray().GetAt(lVerticeIndex);
}
lCurrentBiNormal = lBiNormalElement->GetDirectArray().GetAt(lBinormIndexIndex);
CU::Vector3f normal( static_cast<float>(lCurrentBiNormal[0]), static_cast<float>(lCurrentBiNormal[1]), static_cast<float>(lCurrentBiNormal[2]));
normal = normal*CU::Matrix33<float>::CreateReflectionMatrixAboutAxis(CU::Vector3f(1, 0, 0));
if (CU::Length(normal) != 0.f)
CU::Normalize(normal);
lVertices[currentIndex + addedSize] = normal.x;
lVertices[currentIndex + addedSize + 1] = normal.y;
lVertices[currentIndex + addedSize + 2] = normal.z;
lVertices[currentIndex + addedSize + 3] = 0;
addedSize += BINORMAL_STRIDE;
}
if (someData->myHasTangents)
{
int lBinormIndexIndex = lVerticeIndex;
if (lTangentElement->GetReferenceMode() == FbxLayerElement::eIndexToDirect)
{
lBinormIndexIndex = lTangentElement->GetIndexArray().GetAt(lVerticeIndex);
}
lCurrentTangent = lTangentElement->GetDirectArray().GetAt(lBinormIndexIndex);
mesh->GetPolygonVertexNormal(lPolygonIndex, lVerticeIndex, lCurrentNormal);
CU::Vector3f normal( static_cast<float>(lCurrentTangent[0]), static_cast<float>(lCurrentTangent[1]), static_cast<float>(lCurrentTangent[2]));
normal = normal*CU::Matrix33<float>::CreateReflectionMatrixAboutAxis(CU::Vector3f(1, 0, 0));
if (CU::Length(normal) != 0.f)
CU::Normalize(normal);
lVertices[currentIndex + addedSize] = normal.x;
lVertices[currentIndex + addedSize + 1] = normal.y;
lVertices[currentIndex + addedSize + 2] = normal.z;
lVertices[currentIndex + addedSize + 3] = 0;
addedSize += TANGENT_STRIDE;
}
if(someData->myHasSkinweights)
{
FbxVector4 currentWeights = weights[lControlPointIndex];
FbxVectorTemplate4<int> currentBones = bones[lControlPointIndex];
for(int l = 0;l < 4;++l)
{
if(currentBones[l] == -1)
{
currentWeights[l] = 0.0f;
}
}
currentWeights.Normalize();
lVertices[currentIndex + addedSize] = static_cast<float>(currentWeights[0]);
lVertices[currentIndex + addedSize + 1] = static_cast<float>(currentWeights[1]);
lVertices[currentIndex + addedSize + 2] = static_cast<float>(currentWeights[2]);
lVertices[currentIndex + addedSize + 3] = static_cast<float>(currentWeights[3]);
addedSize += SKINWEIGHT_STRIDE;
lVertices[currentIndex + addedSize] = *(float*)¤tBones[0];
lVertices[currentIndex + addedSize + 1] = *(float*)¤tBones[1];
lVertices[currentIndex + addedSize + 2] = *(float*)¤tBones[2];
lVertices[currentIndex + addedSize + 3] = *(float*)¤tBones[3];
addedSize += BONEID_STRIDE;
}
}
++lVertexCount;
}
someData->mSubMeshes[lMaterialIndex]->TriangleCount += 1;
}
someData->myVertexCount = lVertexCount;
someData->myVertexStride = stride;
someData->myVertexBuffer = lVertices;
someData->myIndicies = lIndices;
if(weights)
{
delete [] weights;
delete [] bones;
}
return true;
}
SceneNode *SceneConverter::makeSceneNode(FbxNode *node)
{
SceneNode *sceneNode = new SceneNode();
if (node->GetParent() == NULL) // The root
{
// Type
sceneNode->type = FbxString("root");
// Name
sceneNode->attributes.push_back(std::make_pair(FbxString("name"), node->GetName()));
// Transformation
FbxAMatrix m = node->EvaluateGlobalTransform();
const FbxVector4 translation = m.GetT();
const FbxVector4 rotation = m.GetR();
const FbxVector4 scaling = m.GetS();
char buffer[1024];
FBXSDK_sprintf(buffer, 1024, "s:%8.5f,%8.5f,%8.5f,r:%8.5f,%8.5f,%8.5f,t:%8.5f,%8.5f,%8.5f",
(float)scaling[0], (float)scaling[1], (float)scaling[2],
(float)rotation[0], (float)rotation[1], (float)rotation[2],
(float)translation[0], (float)translation[1], (float)translation[2]);
sceneNode->attributes.push_back(std::make_pair(FbxString("transform"), FbxString(buffer)));
}
else
{
FbxCamera *camera = node->GetCamera();
if (camera != NULL)
{
sceneNode->type = FbxString("camera");
sceneNode->attributes.push_back(std::make_pair(FbxString("name"), node->GetName()));
sceneNode->attributes.push_back(std::make_pair(FbxString("fixed"), FbxString("true")));
FbxVector4 position = camera->EvaluatePosition();
FbxVector4 center = camera->EvaluateLookAtPosition();
// FIXME: seems EvaluateUpDirection doesn't give correct result as it
// is affected by its parent nodes' tranforms however we attach camera
// to the root in paper3d's scene.
// FbxVector4 up = camera->EvaluateUpDirection(position, center);
FbxDouble3 up = camera->UpVector.Get();
char buffer[1024];
FBXSDK_sprintf(buffer, 1024, "eye:%8.5f,%8.5f,%8.5f,center:%8.5f,%8.5f,%8.5f,up:%8.5f,%8.5f,%8.5f",
(float)position[0], (float)position[1], (float)position[2],
(float)center[0], (float)center[1], (float)center[2],
(float)up[0], (float)up[1], (float)up[2]);
sceneNode->attributes.push_back(std::make_pair(FbxString("lookat"), FbxString(buffer)));
float nearZ = (float)camera->GetNearPlane();
float farZ = (float)camera->GetFarPlane();
if (camera->ProjectionType.Get() == FbxCamera::ePerspective)
{
FbxCamera::EAspectRatioMode lCamAspectRatioMode = camera->GetAspectRatioMode();
double lAspectX = camera->AspectWidth.Get();
double lAspectY = camera->AspectHeight.Get();
double lAspectRatio = 1.333333;
switch( lCamAspectRatioMode)
{
case FbxCamera::eWindowSize:
lAspectRatio = lAspectX / lAspectY;
break;
case FbxCamera::eFixedRatio:
lAspectRatio = lAspectX;
break;
case FbxCamera::eFixedResolution:
lAspectRatio = lAspectX / lAspectY * camera->GetPixelRatio();
break;
case FbxCamera::eFixedWidth:
lAspectRatio = camera->GetPixelRatio() / lAspectY;
break;
case FbxCamera::eFixedHeight:
lAspectRatio = camera->GetPixelRatio() * lAspectX;
break;
default:
break;
}
//get the aperture ratio
double lFilmHeight = camera->GetApertureHeight();
double lFilmWidth = camera->GetApertureWidth() * camera->GetSqueezeRatio();
//here we use Height : Width
double lApertureRatio = lFilmHeight / lFilmWidth;
//change the aspect ratio to Height : Width
lAspectRatio = 1 / lAspectRatio;
//revise the aspect ratio and aperture ratio
FbxCamera::EGateFit lCameraGateFit = camera->GateFit.Get();
switch( lCameraGateFit )
{
case FbxCamera::eFitFill:
if( lApertureRatio > lAspectRatio) // the same as eHORIZONTAL_FIT
{
lFilmHeight = lFilmWidth * lAspectRatio;
camera->SetApertureHeight( lFilmHeight);
lApertureRatio = lFilmHeight / lFilmWidth;
}
else if( lApertureRatio < lAspectRatio) //the same as eVERTICAL_FIT
{
lFilmWidth = lFilmHeight / lAspectRatio;
camera->SetApertureWidth( lFilmWidth);
lApertureRatio = lFilmHeight / lFilmWidth;
}
break;
case FbxCamera::eFitVertical:
lFilmWidth = lFilmHeight / lAspectRatio;
camera->SetApertureWidth( lFilmWidth);
lApertureRatio = lFilmHeight / lFilmWidth;
break;
case FbxCamera::eFitHorizontal:
lFilmHeight = lFilmWidth * lAspectRatio;
camera->SetApertureHeight( lFilmHeight);
lApertureRatio = lFilmHeight / lFilmWidth;
break;
case FbxCamera::eFitStretch:
lAspectRatio = lApertureRatio;
break;
case FbxCamera::eFitOverscan:
if( lFilmWidth > lFilmHeight)
{
lFilmHeight = lFilmWidth * lAspectRatio;
}
else
{
lFilmWidth = lFilmHeight / lAspectRatio;
}
lApertureRatio = lFilmHeight / lFilmWidth;
break;
case FbxCamera::eFitNone:
default:
break;
}
//change the aspect ratio to Width : Height
lAspectRatio = 1 / lAspectRatio;
#define HFOV2VFOV(h, ar) (2.0 * atan((ar) * tan( (h * FBXSDK_PI_DIV_180) * 0.5)) * FBXSDK_180_DIV_PI) //ar : aspectY / aspectX
#define VFOV2HFOV(v, ar) (2.0 * atan((ar) * tan( (v * FBXSDK_PI_DIV_180) * 0.5)) * FBXSDK_180_DIV_PI) //ar : aspectX / aspectY
double lFieldOfViewX = 0.0;
double lFieldOfViewY = 0.0;
if (camera->GetApertureMode() == FbxCamera::eVertical)
{
lFieldOfViewY = camera->FieldOfView.Get();
lFieldOfViewX = VFOV2HFOV( lFieldOfViewY, 1 / lApertureRatio);
}
else if (camera->GetApertureMode() == FbxCamera::eHorizontal)
{
lFieldOfViewX = camera->FieldOfView.Get(); //get HFOV
lFieldOfViewY = HFOV2VFOV( lFieldOfViewX, lApertureRatio);
}
else if (camera->GetApertureMode() == FbxCamera::eFocalLength)
{
lFieldOfViewX = camera->ComputeFieldOfView(camera->FocalLength.Get()); //get HFOV
lFieldOfViewY = HFOV2VFOV( lFieldOfViewX, lApertureRatio);
}
else if (camera->GetApertureMode() == FbxCamera::eHorizAndVert)
{
lFieldOfViewX = camera->FieldOfViewX.Get();
lFieldOfViewY = camera->FieldOfViewY.Get();
}
#undef HFOV2VFOV
#undef VFOV2HFOV
FBXSDK_sprintf(buffer, 1024, "perspective,fov:%8.5f,aspect:-1,znear:%8.5f,zfar:%8.5f",
(float)lFieldOfViewY, nearZ, farZ);
sceneNode->attributes.push_back(std::make_pair(FbxString("projection"), FbxString(buffer)));
}
else
{
FBXSDK_sprintf(buffer, 1024, "orthogonal,aspect:-1,znear:%8.5f,zfar:%8.5f", nearZ, farZ);
sceneNode->attributes.push_back(std::make_pair(FbxString("projection"), FbxString(buffer)));
}
m_numCameras++;
}
else
{
FbxLight *light = node->GetLight();
if (light != NULL)
{
m_numLights++;
FBX_ASSERT(!"Not implemented!");
}
else
{
// Type
sceneNode->type = FbxString("drawable");
// Name
sceneNode->attributes.push_back(std::make_pair(FbxString("name"), node->GetName()));
// Transformation
FbxAMatrix m = node->EvaluateLocalTransform();
//FbxAMatrix m1 = node->EvaluateGlobalTransform();
const FbxVector4 translation = m.GetT();
const FbxVector4 rotation = m.GetR();
const FbxVector4 scaling = m.GetS();
float s[3], r[3], t[3];
t[0] = (float)translation.mData[0];
t[1] = (float)translation.mData[1];
t[2] = (float)translation.mData[2];
r[0] = (float)(rotation[0] * FBXSDK_DEG_TO_RAD);
r[1] = (float)(rotation[1] * FBXSDK_DEG_TO_RAD);
r[2] = (float)(rotation[2] * FBXSDK_DEG_TO_RAD);
s[0] = (float)scaling[0];
s[1] = (float)scaling[1];
s[2] = (float)scaling[2];
//const FbxVector4 translation1 = m1.GetT();
//const FbxVector4 rotation1 = m1.GetR();
//const FbxVector4 scaling1 = m1.GetS();
char buffer[1024];
FBXSDK_sprintf(buffer, 1024, "s:%8.5f,%8.5f,%8.5f,r:%8.5f,%8.5f,%8.5f,t:%8.5f,%8.5f,%8.5f",
s[0], s[1], s[2], r[0], r[1], r[2], t[0], t[1], t[2]);
sceneNode->attributes.push_back(std::make_pair(FbxString("transform"), FbxString(buffer)));
// Mesh
//if (node->GetNodeAttribute()->GetAttributeType() == FbxNodeAttribute::eCamera)
//{
// FBXSDK_printf("f**k");
//}
static FbxUInt32 i = 0;
if (node->GetMesh() == NULL)
{
sceneNode->type = FbxString("node");
}
else
{
const char *meshName = node->GetMesh()->GetName();
if (meshName == NULL || meshName[0] == 0)
{
meshName = node->GetName();
}
FbxString prefix;
if (meshName == NULL || meshName[0] == 0)
{
prefix = FbxString("mesh_") + FbxString(int(i++));
}
else
{
prefix = FbxString(meshName);
}
sceneNode->geometry = prefix + FbxString(".") + m_arguments->meshFormat;
// Material
FbxSurfaceMaterial *material = node->GetMaterial(0);
if (material != NULL)
{
// This only gets the material of type sDiffuse, you probably need to
// traverse all Standard Material Property by its name to get all
// possible textures.
FbxProperty prop = material->FindProperty(FbxSurfaceMaterial::sDiffuse);
// Check if it's layeredtextures
int layeredTextureCount = prop.GetSrcObjectCount<FbxLayeredTexture>();
if (prop.GetSrcObjectCount<FbxTexture>() > 0)
{
FbxFileTexture *lTex = prop.GetSrcObject<FbxFileTexture>(0);
FbxString filename = FbxPathUtils::GetFileName(lTex->GetFileName());
sceneNode->texture = filename.Lower();
m_textures.push_back(FbxString(lTex->GetFileName()));
}
// root node is not counted as a drawable.
m_numDrawables++;
}
}
}
}
}
return sceneNode;
}
const MCE::FBX::Material& Scene::GetMaterial( int id ) const
{
FBX_ASSERT( ( id >= 0 ) && ( id < NumMaterials() ), "Index out of bounds" );
const MCE::FBX::Material& material = m_materials[ id ];
return material;
}
const MCE::FBX::Mesh* Scene::GetCollisionMesh( int id ) const
{
FBX_ASSERT( ( id >= 0 ) && ( id < NumCollisionMeshes() ), "Index out of bounds" );
const MCE::FBX::Mesh* mesh = m_collision_meshes[ id ];
return mesh;
}
//--------------------------------------------------------------
void ofxFBXMesh::setFBXMesh( FbxMesh* lMesh ) {
fbxMesh = lMesh;
// name = lMesh->GetName();
mesh.clear();
// from ViewScene Example included with the FBX SDK //
if (!lMesh->GetNode()) {
ofLogError("ofxFBXMesh") << " error setFBXMesh, lMesh->GetNode failed" << endl;
return;
}
const int lPolygonCount = lMesh->GetPolygonCount();
// Count the polygon count of each material
FbxLayerElementArrayTemplate<int>* lMaterialIndice = NULL;
FbxGeometryElement::EMappingMode lMaterialMappingMode = FbxGeometryElement::eNone;
if (lMesh->GetElementMaterial()) {
lMaterialIndice = &lMesh->GetElementMaterial()->GetIndexArray();
lMaterialMappingMode = lMesh->GetElementMaterial()->GetMappingMode();
if (lMaterialIndice && lMaterialMappingMode == FbxGeometryElement::eByPolygon) {
FBX_ASSERT(lMaterialIndice->GetCount() == lPolygonCount);
if (lMaterialIndice->GetCount() == lPolygonCount) {
// make sure the vector is setup and we have the proper amount of materials ready //
for (int lPolygonIndex = 0; lPolygonIndex < lPolygonCount; ++lPolygonIndex) {
const int lMaterialIndex = lMaterialIndice->GetAt(lPolygonIndex);
if(lMaterialIndex >= 0) {
if (subMeshes.size() < lMaterialIndex + 1) {
subMeshes.resize(lMaterialIndex + 1);
}
}
}
// Count the faces of each material
for (int lPolygonIndex = 0; lPolygonIndex < lPolygonCount; ++lPolygonIndex) {
const int lMaterialIndex = lMaterialIndice->GetAt(lPolygonIndex);
// cout << "lMaterialIndex = " << lMaterialIndex << " submesh.size = " << subMeshes.size() << endl;
if(lMaterialIndex >= 0 ) {
subMeshes[lMaterialIndex].triangleCount += 1;
}
}
// Record the offset (how many vertex)
const int lMaterialCount = subMeshes.size();
int lOffset = 0;
for (int lIndex = 0; lIndex < lMaterialCount; ++lIndex) {
subMeshes[lIndex].indexOffset = lOffset;
lOffset += subMeshes[lIndex].triangleCount * 3;
// subMeshes[lIndex].totalIndices = subMeshes[lIndex].triangleCount * 3;
// cout << "polygon: " << lIndex << " totalIndices = " << subMeshes[lIndex].totalIndices << endl;
// This will be used as counter in the following procedures, reset to zero
subMeshes[lIndex].triangleCount = 0;
}
FBX_ASSERT(lOffset == lPolygonCount * 3); // what?
}
}
}
if(subMeshes.size() == 0) {
subMeshes.resize(1);
}
// TODO: Account for if all mapping modes are not by control point //
bool bHasNormals = lMesh->GetElementNormalCount() > 0;
bool bMapNormalsByControlPoint = true;
bool bHasUvs = lMesh->GetElementUVCount() > 0;
bool bMapUvsByControlPoint = true;
// are the normals mapped by control point or by polygon?
FbxGeometryElement::EMappingMode lNormalMappingMode = FbxGeometryElement::eNone;
if(bHasNormals) {
lNormalMappingMode = lMesh->GetElementNormal(0)->GetMappingMode();
if (lNormalMappingMode == FbxGeometryElement::eNone) {
bHasNormals = false;
}
if (bHasNormals && lNormalMappingMode != FbxGeometryElement::eByControlPoint) {
bMapNormalsByControlPoint = false;
}
}
FbxGeometryElement::EMappingMode lUVMappingMode = FbxGeometryElement::eNone;
if (bHasUvs) {
lUVMappingMode = lMesh->GetElementUV(0)->GetMappingMode();
if (lUVMappingMode == FbxGeometryElement::eNone) {
bHasUvs = false;
}
if (bHasUvs && lUVMappingMode != FbxGeometryElement::eByControlPoint) {
bMapUvsByControlPoint = false;
}
}
bAllMappedByControlPoint = (bMapNormalsByControlPoint && bMapUvsByControlPoint);
// if(lMaterialMappingMode == FbxGeometryElement::eAllSame) {
//
// }
int lPolygonVertexCount = lMesh->GetControlPointsCount();
if( bAllMappedByControlPoint ) {
const FbxVector4 * lControlPoints = lMesh->GetControlPoints();
for(int i = 0; i < lMesh->GetControlPointsCount(); i++ ) {
mesh.addVertex( ofVec3f( lControlPoints[i][0], lControlPoints[i][1], lControlPoints[i][2] ) );
}
for(int i = 0; i < lMesh->GetPolygonCount(); i++ ) {
for (int lVerticeIndex = 0; lVerticeIndex < 3; ++lVerticeIndex) {
const int lControlPointIndex = lMesh->GetPolygonVertex(i, lVerticeIndex);
mesh.addIndex( lControlPointIndex );
}
}
if(subMeshes.size() == 1) {
subMeshes[0].totalIndices = mesh.getNumIndices();
}
// normals
if(bHasNormals) {
ofMesh normalsMesh;
//cout << "ofxFBXMesh :: we have normals for " << getName() << endl;
if(bMapNormalsByControlPoint) {
//cout << "ofxFBXMesh :: normals by control point for " << getName() << endl;
const FbxGeometryElementNormal * lNormalElement = lMesh->GetElementNormal(0);
for(int i = 0; i < lMesh->GetControlPointsCount(); i++ ) {
int lNormalIndex = i;
if (lNormalElement->GetReferenceMode() == FbxLayerElement::eIndexToDirect) {
lNormalIndex = lNormalElement->GetIndexArray().GetAt(i);
}
FbxVector4 lCurrentNormal = lNormalElement->GetDirectArray().GetAt(lNormalIndex);
normalsMesh.addNormal( ofVec3f(lCurrentNormal[0], lCurrentNormal[1], lCurrentNormal[2]) );
}
mesh.addNormals( normalsMesh.getNormals() );
}
}
// textures //
if(bHasUvs) {
//cout << "ofxFBXMesh :: we have tex coords for " << getName() << endl;
if(bMapUvsByControlPoint) {
//cout << "ofxFBXMesh :: tex coords by control point " << getName() << endl;
const FbxGeometryElementUV * lUVElement = lMesh->GetElementUV(0);
for(int i = 0; i < lMesh->GetControlPointsCount(); i++ ) {
int lUVIndex = i;
if (lUVElement->GetReferenceMode() == FbxLayerElement::eIndexToDirect) {
lUVIndex = lUVElement->GetIndexArray().GetAt(i);
}
FbxVector2 lCurrentUV = lUVElement->GetDirectArray().GetAt(lUVIndex);
mesh.addTexCoord( ofVec2f(lCurrentUV[0], lCurrentUV[1]) );
}
}
}
} else {
// cout << "--- " << getName() << " mapped by polygons ---------------" << endl;
// cout << "numSubMeshes = " << subMeshes.size() << " polygon count = " << lPolygonCount << " control points = " << fbxMesh->GetControlPointsCount() << endl;
// if(lMaterialMappingMode == FbxGeometryElement::eNone) {
// cout << "Material mapping mode = none" << endl;
// } else if (lMaterialMappingMode == FbxGeometryElement::eByControlPoint) {
// cout << "Material mapping mode = eByControlPoint" << endl;
// } else if(lMaterialMappingMode == FbxGeometryElement::eByPolygonVertex) {
// cout << "Material mapping mode = eByPolygonVertex" << endl;
// } else if(lMaterialMappingMode == FbxGeometryElement::eByPolygon) {
// cout << "Material mapping mode = eByPolygon" << endl;
// } else if(lMaterialMappingMode == FbxGeometryElement::eByEdge) {
// cout << "Material mapping mode = eByEdge" << endl;
// } else if(lMaterialMappingMode == FbxGeometryElement::eAllSame) {
// cout << "Material mapping mode = eAllSame" << endl;
// }
//
// if(lMaterialIndice) {
// cout << "lMaterialIndice size = " << lMaterialIndice->GetCount() << endl;
// } else {
// cout << "did not get the lMaterialIndice" << endl;
// }
const FbxVector4 * lControlPoints = fbxMesh->GetControlPoints();
mesh.getVertices().resize( lPolygonCount * 3 );
mesh.getIndices().resize( lPolygonCount * 3 );
if(bHasNormals) {
mesh.getNormals().resize( lPolygonCount * 3 );
}
// cout << "Polygon vertex count = " << fbxMesh->GetPolygonVertexCount() << endl;
const char * lUVName = NULL;
FbxStringList lUVNames;
fbxMesh->GetUVSetNames(lUVNames);
if(bHasUvs && lUVNames.GetCount() ) {
mesh.getTexCoords().resize( lPolygonCount * 3 );
lUVName = lUVNames[0];
}
for(int i = 0; i < lUVNames.GetCount(); i++ ) {
// cout << "lUVName = " << lUVNames[0] << endl;
}
FbxVector4 lCurrentVertex;
FbxVector4 lCurrentNormal;
FbxVector2 lCurrentUV;
const FbxGeometryElementUV * lUVElement = lMesh->GetElementUV(0);
int lVertexCount = 0;
for (int lPolygonIndex = 0; lPolygonIndex < lPolygonCount; ++lPolygonIndex) {
// The material for current face.
int lMaterialIndex = 0;
if (lMaterialIndice && lMaterialMappingMode == FbxGeometryElement::eByPolygon) {
lMaterialIndex = lMaterialIndice->GetAt(lPolygonIndex);
if(lMaterialIndex < 0) {
lMaterialIndex = 0;
}
}
// Where should I save the vertex attribute index, according to the material
const int lIndexOffset = subMeshes[lMaterialIndex].indexOffset + subMeshes[lMaterialIndex].triangleCount * 3;
// const int lIndexOffset = fbxMesh->GetPolygonVertexIndex(lPolygonIndex);
for (int lVerticeIndex = 0; lVerticeIndex < 3; ++lVerticeIndex) {
const int lControlPointIndex = fbxMesh->GetPolygonVertex(lPolygonIndex, lVerticeIndex);
// Populate the array with vertex attribute, if by polygon vertex.
mesh.getIndices()[lIndexOffset + lVerticeIndex] = static_cast<unsigned int>(lVertexCount);
lCurrentVertex = lControlPoints[ lControlPointIndex ];
mesh.getVertices()[lVertexCount].set( lCurrentVertex[0], lCurrentVertex[1], lCurrentVertex[2] );
if (bHasNormals) {
if(fbxMesh->GetPolygonVertexNormal( lPolygonIndex, lVerticeIndex, lCurrentNormal )) {
int normalIndex = lVertexCount;
mesh.getNormals()[normalIndex].set( lCurrentNormal[0], lCurrentNormal[1], lCurrentNormal[2] );
}
}
if (bHasUvs) {
bool lUnmappedUV;
fbxMesh->GetPolygonVertexUV(lPolygonIndex, lVerticeIndex, lUVName, lCurrentUV, lUnmappedUV);
int tcoordIndex = lVertexCount;
mesh.getTexCoords()[ tcoordIndex ].set( lCurrentUV[0], lCurrentUV[1] );
}
++lVertexCount;
}
subMeshes[lMaterialIndex].triangleCount += 1;
subMeshes[lMaterialIndex].totalIndices += 3;
// cout << "materialIndex = " << lMaterialIndex << endl;
}
}
// All faces will use the same material.
// if ( subMeshes.size() == 1) {
// // meshMaterials.resize(1);
//// subMeshes[0].totalIndices = mesh.getNumIndices();
// }
for(int i = 0; i < subMeshes.size(); i++ ) {
// cout << i << " submesh totalindicies = " << subMeshes[i].totalIndices << " total verts = " << mesh.getNumVertices() << " polygonos = " << lPolygonCount << endl;
}
// cout << "--------------------------------------- " << endl << endl;
veebs.setMesh( mesh, GL_STREAM_DRAW );
original = mesh;
}
const MCE::FBX::SceneObject* Scene::GetSceneObject( int id ) const
{
FBX_ASSERT( ( id >= 0 ) && ( id < NumObjects() ), "Index out of bounds" );
const MCE::FBX::SceneObject* object = m_objects[ id ];
return object;
}
