KVertex kKinect::getPosition(void)
{
mContext.WaitAndUpdateAll();
/* Anzahl der User auslesen und in Objekten speichern */
// number of users read and save to objects
nUsers=1;
user.GetUsers(pUser, nUsers);
if(nUsers>0)
{
/* User dem Skeleton zuweisen */
// assign users to skeleton
xn::SkeletonCapability pSkeleton = user.GetSkeletonCap();
if(skeleton!=0)
{
delete skeleton;
skeleton = 0;
}
skeleton=new xn::SkeletonCapability(pSkeleton);
if(skeleton->IsCalibrated(pUser[0]))
{
/* Alle Körperteile auswählen */
// select all parts of the body
skeleton->SetSkeletonProfile(XN_SKEL_PROFILE_ALL);
/* Kopf initialisieren */
// head initialize
XnSkeletonJointTransformation head;
skeleton->StartTracking(pUser[0]);
skeleton->GetSkeletonJoint(pUser[0], XN_SKEL_HEAD, head);
if(head.position.fConfidence && head.orientation.fConfidence)
{
/*
std::cout << "x: " << head.position.position.X << ", " <<
"y: " << head.position.position.Y << ", " <<
"z: " << head.position.position.Z << " " <<
"[x*x2]: "<<(head.position.position.X*KProgram::x2) <<", "<<
"[-y*y2]: "<<(-(head.position.position.Y+200.0)*KProgram::y2)<<", "<<
"[z*z2]: "<<(head.position.position.Z*KProgram::z2) << std::endl;
*/
//"x2: " << head.position.position.X/SCREEN_HEIGTH_MM <<
//"y2: " << (head.position.position.Y+200.0)/SCREEN_HEIGTH_MM <<
//std::endl;
return KVertex(head.position.position.X*KProgram::x2,
-(head.position.position.Y+200.0)*KProgram::y2,
head.position.position.Z*KProgram::z2, KRGBColor());
}
}
//else
//printf("[kKinect] skeleton->IsCalibrated for user 0 returning false...\n");
}
//else
// printf("[kKinect] nUsers is 0, sorry sucker. Or hit 'c'[Enter] to calibrate a user...\n");
return KVertex();
}
void KItems::createItems(void)
{
// If there is something to create... do it
if( mItemNumber > 0 ){
// Create a field to save circles in
mItemField = new KCircle[mItemNumber];
mItemFieldSize = mItemNumber;
// Create the depthstep and the startdepth
float depthStep = 1.0f / mItemFieldSize;
float startDepth = mItemsInFront*depthStep;
// Initalize the random
std::srand(static_cast<unsigned int>(std::time(0)));
//Create the circles:
for(int i = 0 ; i < mItemFieldSize ; i++){
mItemField[i].mCenter = KVertex( 0.7f * ((std::rand()%1001) / 1000.0f - 0.5f) + 0.5f,
0.7f * ((std::rand()%1001) / 1000.0f - 0.5f) + 0.5f,
startDepth - i * depthStep,
KRGBColor(ITEM_COLOR));
mItemField[i].mRadius = ITEM_SIZE;
//DEBUG
if(mItemField[i].mCenter.mX >= 0.95f || mItemField[i].mCenter.mX <= 0.05 || mItemField[i].mCenter.mY >= 0.95 || mItemField[i].mCenter.mY <= 0.05)
int x = 1+1;
// Make the nearer nearer to the center
if(i < mItemsInFront){
mItemField[i].mCenter.mX = (mItemField[i].mCenter.mX - 0.5f) / 2.0f + 0.5f;
mItemField[i].mCenter.mY = (mItemField[i].mCenter.mY - 0.5f) / 2.0f + 0.5f;
}
}
}
}
struct KModel *KLoadModel(const std::string &path)
{
// get data from file
FILE *fp = fopen(path.c_str(), "r");
std::string line;
std::vector<KVertex> vertices;
std::vector<KFace> indices;
while ((line = KReadLine(fp)) != "end_of_file")
{
if (line.empty())
continue;
switch (line[0])
{
case 'v':
{
float x, y, z;
if (sscanf(line.c_str(), "v %f %f %f", &x, &y, &z) == 3)
{
vertices.push_back(KVertex(x,y,z));
}
}
break;
case 'f':
{
int i0, i1, i2;
if (sscanf(line.c_str(), "f %d %d %d", &i0, &i1, &i2) == 3)
{
indices.push_back(KFace(i0-1, i1-1, i2-1));
}
}
break;
}
}
fclose(fp);
// make KModel
struct KModel *pModel = (struct KModel *)malloc(sizeof(struct KModel));
memset(pModel, 0, sizeof(struct KModel));
IDirect3DDevice9* pd3dDevice = KCDXGetDevice();
HRESULT hr = pd3dDevice->CreateVertexDeclaration(DeclElements, &pModel->decl);
KCDX_HR_FAILCHECK(hr, "KModel, pd3dDevice->CreateVertexDeclaration");
size_t i;
pd3dDevice->CreateVertexBuffer(vertices.size()*sizeof(KVertex), D3DUSAGE_WRITEONLY, 0, D3DPOOL_MANAGED, &pModel->vb, NULL);
VOID* pVertices;
pModel->vb->Lock(0, vertices.size()*sizeof(KVertex), &pVertices, 0);
for (i = 0; i < vertices.size(); i++)
{
*((KVertex*)pVertices + i) = vertices[i];
}
pModel->vb->Unlock();
pd3dDevice->CreateIndexBuffer(indices.size()*sizeof(KFace), 0, D3DFMT_INDEX16, D3DPOOL_MANAGED, &pModel->ib, NULL);
VOID *pIndices;
pModel->ib->Lock(0, indices.size()*sizeof(KFace), &pIndices, 0);
for (i = 0; i < indices.size(); i++)
{
*((KFace*)pIndices + i) = indices[i];
}
pModel->ib->Unlock();
pModel->vertexCount = vertices.size();
pModel->faceCount = indices.size();
return pModel;
}
void OpenGLMeshPrivate::create(const KHalfEdgeMesh &mesh)
{
// Helpers
m_aabb = KAabbBoundingVolume(mesh.aabb());
KHalfEdgeMesh::FaceContainer const &faces = mesh.faces();
KHalfEdgeMesh::VertexContainer const &vertices = mesh.vertices();
size_t verticesSize = sizeof(KVertex) * vertices.size();
size_t indicesCount = faces.size() * 3;
size_t indicesSize = sizeof(uint32_t) * indicesCount;
OpenGLBuffer::RangeAccessFlags flags =
OpenGLBuffer::RangeInvalidate
| OpenGLBuffer::RangeUnsynchronized
| OpenGLBuffer::RangeWrite;
// Create Buffers
m_elementCount = static_cast<GLsizei>(indicesCount);
m_vertexArrayObject.create();
m_vertexBuffer.create();
m_indexBuffer.create();
// Bind mesh
m_vertexArrayObject.bind();
m_vertexBuffer.bind();
m_indexBuffer.bind();
// Allocate Mesh
m_vertexBuffer.allocate(verticesSize);
m_indexBuffer.allocate(indicesSize);
KVertex *vertDest = (KVertex*)m_vertexBuffer.mapRange(0, verticesSize, flags);
uint32_t *indDest = (uint32_t*)m_indexBuffer.mapRange(0, indicesSize, flags);
// Iterators
uint32_t *baseIndDest;
const KHalfEdgeMesh::HalfEdge *halfEdge;
// Construct Mesh
for (size_t i = 0; i < vertices.size(); ++i)
{
vertDest[i] = KVertex(vertices[i].position, vertices[i].normal);
}
for (size_t i = 0; i < faces.size(); ++i)
{
baseIndDest = &indDest[3 * i];
halfEdge = mesh.halfEdge(faces[i].first);
baseIndDest[0] = halfEdge->to - 1;
halfEdge = mesh.halfEdge(halfEdge->next);
baseIndDest[1] = halfEdge->to - 1;
halfEdge = mesh.halfEdge(halfEdge->next);
baseIndDest[2] = halfEdge->to - 1;
}
// Setup Vertex Pointers
vertexAttribPointer(0, KVertex::PositionTupleSize, OpenGLElementType::Float, false, KVertex::stride(), KVertex::positionOffset());
vertexAttribPointer(1, KVertex::NormalTupleSize, OpenGLElementType::Float, true, KVertex::stride(), KVertex::normalOffset());
// Finalize Construction
m_indexBuffer.unmap();
m_vertexBuffer.unmap();
m_vertexArrayObject.release();
}
