void Skeleton::InitMesh(const aiMesh* paiMesh, unsigned int index)
{
for (unsigned int i = 0; i < paiMesh->mNumBones; i++) {
unsigned int boneIndex = 0;
string boneName(paiMesh->mBones[i]->mName.data);
if (skeletalBones.find(boneName) == skeletalBones.end()) {
// Allocate an index for a new bone
boneIndex = nrBones;
BoneInfo bi;
assimp::CopyMatix(paiMesh->mBones[i]->mOffsetMatrix, bi.BoneOffset);
boneInfo.push_back(bi);
skeletalBones[boneName] = boneIndex;
nrBones++;
}
else {
boneIndex = skeletalBones[boneName];
}
for (unsigned int j = 0; j < paiMesh->mBones[i]->mNumWeights; j++) {
//uint VertexID = meshEntries[index]->baseVertex + paiMesh->mBones[i]->mWeights[j].mVertexId;
float weight = paiMesh->mBones[i]->mWeights[j].mWeight;
//boneData[VertexID].AddBoneData(boneIndex, weight);
}
}
}
void Animation::Mesh::LoadBones(unsigned int meshIndex, const aiMesh* mesh, std::vector<VertexInfo>& vertices)
{
for (unsigned int i = 0; i < mesh->mNumBones; i++)
{
unsigned int boneIndex = 0;
std::string boneName(mesh->mBones[i]->mName.data);
if (m_boneMapping.find(boneName) == m_boneMapping.end())
{
// Allocate an index for a new bone
boneIndex = m_numBones;
m_numBones++;
BoneInfo bi;
m_boneInfo.push_back(bi);
Assign(m_boneInfo[boneIndex].boneOffset, mesh->mBones[i]->mOffsetMatrix);
m_boneMapping[boneName] = boneIndex;
}
else
{
boneIndex = m_boneMapping[boneName];
}
for (unsigned int j = 0; j < mesh->mBones[i]->mNumWeights; j++)
{
unsigned int vertexID = m_meshes[meshIndex].baseVertex + mesh->mBones[i]->mWeights[j].mVertexId;
float weight = mesh->mBones[i]->mWeights[j].mWeight;
vertices[vertexID].boneData.AddBoneData(boneIndex, weight);
}
}
}
void Mesh::loadBones(unsigned int _meshIndex, const aiMesh* _mesh, std::vector<VertexBoneData>& o_bones)
{
for (unsigned int i = 0 ; i < _mesh->mNumBones ; ++i)
{
unsigned int BoneIndex = 0;
std::string boneName(_mesh->mBones[i]->mName.data);
if (m_boneMapping.find(boneName) == m_boneMapping.end())
{
// Allocate an index for a new bone
BoneIndex = m_numBones;
m_numBones++;
BoneInfo bi;
m_boneInfo.push_back(bi);
// this is the Matrix that transforms from mesh space to bone space in bind pose.
m_boneInfo[BoneIndex].boneOffset = AIU::aiMatrix4x4ToNGLMat4(_mesh->mBones[i]->mOffsetMatrix);
m_boneMapping[boneName] =BoneIndex;
}
else
{
BoneIndex = m_boneMapping[boneName];
}
for (unsigned int j = 0 ; j < _mesh->mBones[i]->mNumWeights ; ++j)
{
unsigned int VertexID = m_entries[_meshIndex].BaseVertex + _mesh->mBones[i]->mWeights[j].mVertexId;
float Weight = _mesh->mBones[i]->mWeights[j].mWeight;
o_bones[VertexID].addBoneData(BoneIndex, Weight);
}
}
}
void ASmrActor::TransformBone(UPoseableMeshComponent* mesh, SMRJoint* bone)
{
//Build the local transform for this bone
FTransform finalTransform;
finalTransform.SetLocation(USmrFunctions::RightCoordToLeft(bone->getPosition()));
finalTransform.SetRotation(USmrFunctions::RightCoordToLeft(bone->getOrientation()));
if (bone->hasParent())
{
//Get the component space transform for the parent bone
FName parentName(bone->getParentName().c_str());
FTransform parentTransform = mesh->GetBoneTransformByName(parentName, EBoneSpaces::ComponentSpace);
//Convert local transform to component space
finalTransform *= parentTransform;
}
//Convert quaternion to Euler angles and apply to the mesh
FVector euler = finalTransform.GetRotation().Euler();
FRotator rotator = FRotator::MakeFromEuler(euler);
FName boneName(bone->getName().c_str());
mesh->SetBoneRotationByName(boneName, rotator, EBoneSpaces::ComponentSpace);
}
void AMWBattery::PostInitializeComponents()
{
Super::PostInitializeComponents();
for (uint32 i = 0; i < kMaxLEDs; ++i)
{
// Attach to its point on the battery mesh
FString name("led");
name.AppendInt(i + 1);
FName boneName(*name);
LEDs[i]->AttachTo(BatteryMesh, boneName, EAttachLocation::SnapToTarget);
// Assign common LED static mesh and create dynamic material.
LEDs[i]->StaticMesh = LEDMesh;
LED_MIDs[i] = LEDs[i]->CreateAndSetMaterialInstanceDynamic(0);
}
BatteryMID = BatteryMesh->CreateAndSetMaterialInstanceDynamic(0);
CurrentCharge = Capacity;
CurrentPower = NormalPower;
UpdateLEDs();
}
void WeightTableWindow::PaintWeightListLabel()
{
HDC hdc;
PAINTSTRUCT ps;
BeginPaint(hWeightListLabel,&ps);
EndPaint(hWeightListLabel,&ps);
iWeightListLabelBuf->Erase();
hdc = iWeightListLabelBuf->GetDC();
WINDOWPLACEMENT winPos;
GetWindowPlacement(hWeightListLabel , &winPos);
HFONT hOldFont = (HFONT)SelectObject(hdc, hFixedFont);
//5.1.01
int justify = TEXT_LEFT_JUSTIFIED;
if (GetRightJustify()) justify = TEXT_RIGHT_JUSTIFIED;
if (GetFlipFlopUI())
{
//paint in names
//draw bone name labels
//paint in bone names
int y = 0;
int x = 0;
SetTextColor(hdc,textColor);
for (int j = 0; j < numberOfRows; j++)
{
//if not affacted
//if not get weight
TSTR boneName("-");
if ((j+firstRow) < activeBones.Count())
{
int currentBone = activeBones[j+firstRow];
if ((mod) && (currentBone < mod->BoneData.Count()))
{
if (mod->BoneData[currentBone].Node)
{
boneName.printf("%s",mod->BoneData[currentBone].Node->GetName());
PaintCellName(hdc, x, y, buttonWidth, (mod->ModeBoneIndex == currentBone), justify,boneName);
y+= textHeight;
}
}
}
}
}
else
{
int y = 0;
int x = 0;
//5.1.01
if (justify == TEXT_LEFT_JUSTIFIED)
{
for (int j = 0; j < numberOfColumns; j++)
{
//if not affacted
//if not get weight
TSTR boneName("-");
if ((j+firstColumn) < activeBones.Count())
{
int currentBone = activeBones[j+firstColumn];
if ((mod) && (currentBone < mod->BoneData.Count()))
{
if (mod->BoneData[currentBone].Node)
{
boneName.printf("%s",mod->BoneData[currentBone].Node->GetName());
//5.1.01
PaintCellName(hdc, x, y,buttonWidth, (mod->ModeBoneIndex == currentBone), justify,boneName);
x+= buttonWidth;
}
}
}
}
}
else //5.1.01
{
int ct = 0;
for (int j = 0; j < numberOfColumns; j++)
{
if ((j+firstColumn) < activeBones.Count())
{
x += buttonWidth ;
ct++;
}
}
x -=buttonWidth;
for (j = (numberOfColumns-1); j >= 0; j--)
{
//if not affacted
//if not get weight
TSTR boneName("-");
if ((j+firstColumn) < activeBones.Count())
{
int currentBone = activeBones[j+firstColumn];
if ((mod) && (currentBone < mod->BoneData.Count()))
{
if (mod->BoneData[currentBone].Node)
{
boneName.printf("%s",mod->BoneData[currentBone].Node->GetName());
//5.1.01
PaintCellName(hdc, x, y,buttonWidth, (mod->ModeBoneIndex == currentBone), justify,boneName);
x-= buttonWidth;
}
}
}
}
}
}
BlackBorder(hdc, hWeightListLabel);
SelectObject(hdc,GetStockObject(BLACK_PEN));
SelectObject(hdc, hOldFont);
iWeightListLabelBuf->Blit();
}
// Imperfect function but hey it's just for testing!
Mesh* Assets::loadMeshFromFile(std::string &filePath)
{
Assimp::Importer importer;
const aiScene* scene = importer.ReadFile( filePath,
aiProcess_CalcTangentSpace |
aiProcess_Triangulate |
aiProcess_JoinIdenticalVertices |
aiProcess_SortByPType);
// If the import failed, report it
if( !scene)
{
std::cout << "Error Loading : " << importer.GetErrorString() << "\n";
return nullptr;
}
aiMatrix4x4 globalInverseTransform = scene->mRootNode->mTransformation;
globalInverseTransform.Inverse();
// Have to manually convert arrays of assimp's own Vector3 class to vectors of glm::vec3 to make it work for now
// Later we can implement faster method that uses the array to directly set vao (I hope...)
std::vector<glm::vec3> verts;
std::vector<unsigned int> indices;
std::vector<glm::vec3> normals;
std::vector<glm::vec2> uvs;
std::vector<glm::vec3> colours;
std::vector<glm::vec3> tangents;
std::vector<glm::vec3> biTangents;
// Assimp conversion here!
aiMesh* loadedMesh = scene->mMeshes[0];
std::map<std::string, int> boneMapping;
// Lovely bone info
struct BoneVertexInfo
{
int numWeights;
glm::ivec4 boneID;
glm::vec4 boneWeight;
void addWeight(int boneIDZ, float weight)
{
if(numWeights >= 4) return;
boneID[numWeights] = boneIDZ;
boneWeight[numWeights] = weight;
numWeights +=1;
}
};
std::vector<BoneVertexInfo> boneInfos;
for(int i = 0; i < loadedMesh->mNumVertices; ++i)
{
verts.push_back(glm::vec3(loadedMesh->mVertices[i].x, loadedMesh->mVertices[i].y, loadedMesh->mVertices[i].z));
if(loadedMesh->HasNormals())
normals.push_back(glm::vec3(loadedMesh->mNormals[i].x, loadedMesh->mNormals[i].y, loadedMesh->mNormals[i].z));
if(loadedMesh->HasTextureCoords(0))
uvs.push_back(glm::vec2(loadedMesh->mTextureCoords[0][i].x, loadedMesh->mTextureCoords[0][i].y));
if(loadedMesh->HasTangentsAndBitangents())
{
tangents.push_back (glm::vec3(loadedMesh->mTangents[i].x, loadedMesh->mTangents[i].y, loadedMesh->mTangents[i].z));
biTangents.push_back(glm::vec3(loadedMesh->mBitangents[i].x,loadedMesh->mBitangents[i].y,loadedMesh->mBitangents[i].z));
}
colours.push_back(glm::vec3(1.0f, 1.0f, 1.0f));
// Push empty values into boneID and boneWeight vectors
BoneVertexInfo boneInfo;
boneInfo.numWeights = 0;
for(int j = 0; j < 4; ++j)
{
boneInfo.boneID[j] = 0;
boneInfo.boneWeight[j] = 0;
}
boneInfos.push_back(boneInfo);
}
for(int i = 0; i < loadedMesh->mNumFaces; ++i)
{
for(int j = 0; j < loadedMesh->mFaces[i].mNumIndices; ++j)
{
indices.push_back(loadedMesh->mFaces[i].mIndices[j]);
}
}
// This is where the fun starts
for(int i = 0; i < loadedMesh->mNumBones; ++i) // for each bone
{
std::string boneName(loadedMesh->mBones[i]->mName.data);
boneMapping.emplace(boneName, i);
}
/*
for(int i = 0; i < loadedMesh->mNumBones; ++i) // for each bone
{
std::string boneName(loadedMesh->mBones[i]->mName.data);
std::map<std::string, int>::iterator it = boneMapping.find(boneName);
int boneID = it->second;
// Populate BoneID and BoneWeight vectors
for(int j = 0; j < loadedMesh->mBones[i]->mNumWeights; ++j) // for each weight
{
float weight = loadedMesh->mBones[i]->mWeights[j].mWeight;
int vertexID = loadedMesh->mBones[i]->mWeights[j].mVertexId;
boneInfos[vertexID].addWeight(boneID, weight);
if(weight != 0)
{
//std::cout << "HELLO!";
}
}
}
*/
aiMatrix4x4 BoneOffset;
std::vector<aiMatrix4x4> boneDataOffset;
for(int i = 0; i < loadedMesh->mNumBones; ++i) // for each bone
{
std::string boneName(loadedMesh->mBones[i]->mName.data);
std::map<std::string, int>::iterator it = boneMapping.find(boneName);
int boneID = it->second;
boneDataOffset.push_back(BoneOffset);
boneDataOffset[i] = loadedMesh->mBones[i]->mOffsetMatrix;
// Populate BoneID and BoneWeight vectors
for(int j = 0; j < loadedMesh->mBones[i]->mNumWeights; ++j) // for each weight
{
float weight = loadedMesh->mBones[i]->mWeights[j].mWeight;
int vertexID = loadedMesh->mBones[i]->mWeights[j].mVertexId;
boneInfos[vertexID].addWeight(boneID, weight);
if(weight != 0)
{
//std::cout << "HELLO!";
}
}
}
/*
int bonesCount = 0;
for(int i = 0; i < loadedMesh->mNumBones; ++i) // for each bone
{
std::string boneName(loadedMesh->mBones[i]->mName.data);
// Puts in map if not there
std::map<std::string, int>::iterator it;
it = boneMapping.find(boneName);
if(it == boneMapping.end()) // then it can't find it
{
boneMapping.emplace(boneName, bonesCount);
bonesCount ++;
}
// Get bone index
GLint boneIndex = boneMapping.find(boneName)->second;
// Store mOffset matrix from Assimp aiBone class? If we need it...
// TO DO
// Populate BoneID and BoneWeight vectors
for(int j = 0; j < loadedMesh->mBones[i]->mNumWeights; ++j) // for each
{
int vertexID = loadedMesh->mBones[i]->mWeights[j].mVertexId;
int weigthNum = boneInfos[vertexID].numWeights; // the number of the weight, up to 3 (coz 4 possible)
if(weigthNum >= 4) continue; //too many bones!!!
boneInfos[vertexID].numWeights += 1; // add one to num of weights
boneInfos[vertexID].boneID[weigthNum] = boneIndex;
boneInfos[vertexID].boneWeight[weigthNum] = loadedMesh->mBones[i]->mWeights[j].mWeight;
}
}
*/
// This is a horrible stupid way of doing it but can change once you know it works
std::vector<glm::ivec4> boneIDs;
std::vector<glm::vec4> boneWeights;
for(int i = 0; i < boneInfos.size(); ++i)
{
boneIDs.push_back(boneInfos[i].boneID);
boneWeights.push_back(boneInfos[i].boneWeight);
}
// end horrible way of doing things
// Now set mesh properties via vector
Mesh* mesh = new Mesh();
mesh->generateBuffers();
mesh->setVerts(verts);
mesh->setIndices(indices);
mesh->setNormals(normals);
mesh->setUvs(uvs);
mesh->setColours(colours);
mesh->setTangents(tangents);
mesh->setBiTangents(biTangents);
mesh->setBoneMap(boneMapping);
mesh->setBones(boneIDs, boneWeights);
mesh->setBoneOffset(boneDataOffset);
mesh->setInverseTransform(globalInverseTransform);
mesh->setNumJoints(loadedMesh->mNumBones);
return mesh;
}
Mesh* ModelInterface::loadMesh(aiMesh* ai_mesh, aiMaterial* ai_material, const int index)
{
Q_UNUSED(index)
Mesh* mesh = new Mesh();
QVector3D* vertices = new QVector3D[ai_mesh->mNumVertices];
QVector3D* normals = new QVector3D[ai_mesh->mNumVertices];
QVector3D* tangent = new QVector3D[ai_mesh->mNumVertices];
QVector2D* texCoords = new QVector2D[ai_mesh->mNumVertices];
QVector4D* boneIDs = new QVector4D[ai_mesh->mNumVertices];
QVector4D* weight = new QVector4D[ai_mesh->mNumVertices];
QVector<uint> indices;
if(ai_mesh->HasBones() && bones)
{
for(uint i = 0; i < ai_mesh->mNumBones; ++i)
{
for(uint j = 0; j < ai_mesh->mBones[i]->mNumWeights; ++j)
{
QString boneName(ai_mesh->mBones[i]->mName.data);
aiVertexWeight w = ai_mesh->mBones[i]->mWeights[j];
int vertexId = w.mVertexId;
float weightValue = w.mWeight;
int boneID = bones->getBone(boneName)->getId();
addWeightData(&boneIDs[vertexId], &weight[vertexId], boneID, weightValue);
}
}
}
for(uint i = 0; i < ai_mesh->mNumVertices; ++i)
{
vertices[i] = QVector3D(ai_mesh->mVertices[i].x, ai_mesh->mVertices[i].y, ai_mesh->mVertices[i].z);
normals[i] = QVector3D(ai_mesh->mNormals[i].x, ai_mesh->mNormals[i].y, ai_mesh->mNormals[i].z);
if(ai_mesh->mTangents)
tangent[i] = QVector3D(ai_mesh->mTangents[i].x, ai_mesh->mTangents[i].y, ai_mesh->mTangents[i].z);
else
tangent[i] = QVector3D(1.0f, 0.0f, 0.0f);
if(ai_mesh->mTextureCoords[0])
texCoords[i] = QVector2D(ai_mesh->mTextureCoords[0][i].x, ai_mesh->mTextureCoords[0][i].y);
else
texCoords[i] = QVector2D(0.0f, 0.0f);
}
for(uint i = 0; i < ai_mesh->mNumFaces; ++i)
{
aiFace face = ai_mesh->mFaces[i];
for(uint j = 0; j < face.mNumIndices; ++j)
indices.push_back(face.mIndices[j]);
}
loadMaterial(ai_material, mesh);
mesh->createVertexArrayObject();
mesh->createBuffer(Mesh::Vertices, vertices, sizeof(QVector3D) * ai_mesh->mNumVertices);
mesh->createBuffer(Mesh::Normals, normals, sizeof(QVector3D) * ai_mesh->mNumVertices);
mesh->createBuffer(Mesh::TexCoords, texCoords, sizeof(QVector2D) * ai_mesh->mNumVertices);
mesh->createBuffer(Mesh::Tangent, tangent, sizeof(QVector3D) * ai_mesh->mNumVertices);
mesh->createBuffer(Mesh::Bones, boneIDs, sizeof(QVector4D) * ai_mesh->mNumVertices);
mesh->createBuffer(Mesh::Weight, weight, sizeof(QVector4D) * ai_mesh->mNumVertices);
mesh->createBuffer(Mesh::Index, indices.data(), sizeof(int) * indices.size());
mesh->setNumFaces(indices.size());
delete[] vertices;
delete[] normals;
delete[] tangent;
delete[] texCoords;
delete[] weight;
delete[] boneIDs;
return mesh;
}