/*
call-seq: rotate(degrees)
Rotate the track by the given number of degrees.
*/
static VALUE track_rotate(VALUE obj, VALUE degrees)
{
MatrixRecord matrix;
GetTrackMatrix(TRACK(obj), &matrix);
RotateMatrix(&matrix, FloatToFixed(NUM2DBL(degrees)), 0, 0);
SetTrackMatrix(TRACK(obj), &matrix);
return obj;
}
//The function recursively builds up the transformation of the pThing
//until it's in room-space coordinates
HRESULT C2DThingCoordTransformer::BuildTransformation(IThing * pThing, IThing * pParentThing)
{
IVector * pVector = NULL;
HRESULT hr = S_OK;
IThing* pTmpParentThing = NULL;
D3DRMMATRIX4D tmpMatrix;
float flScaleX, flScaleY, flScaleZ;
float flThingX, flThingY, flThingZ, // Position of current Thing having cells edited
flThingDirX, flThingDirY, flThingDirZ; // Orientation of current Thing having cells edited
if (!pThing || !pParentThing)
goto EXIT_FAIL;
// Store the position Vector of the Thing
hr = pThing->get_ObjectProperty(bstrPosition, (IObjectProperty **) &pVector);
if( FAILED(hr) || !pVector) goto EXIT_FAIL;
hr = pVector->get(&flThingX, &flThingY, &flThingZ);
if( FAILED(hr) ) goto EXIT_FAIL;
SAFERELEASE(pVector);
// Get the Scale Vector of the Thing
hr = pThing->get_ObjectProperty(bstrScale, (IObjectProperty **) &pVector);
if( FAILED(hr) || !pVector) goto EXIT_FAIL;
hr = pVector->get(&flScaleX, &flScaleY, &flScaleZ);
if( FAILED(hr) ) goto EXIT_FAIL;
SAFERELEASE(pVector);
// Store the Direction Vector of the Thing
hr = pThing->get_ObjectProperty(bstrDirection, (IObjectProperty **) &pVector);
if( FAILED(hr) ) goto EXIT_FAIL;
hr = pVector->get(&flThingDirX, &flThingDirY, &flThingDirZ);
if( FAILED(hr) ) goto EXIT_FAIL;
SAFERELEASE(pVector);
IdentityMatrix(&tmpMatrix);
ScaleMatrix(&tmpMatrix, flScaleX, flScaleY, flScaleZ);
RotateMatrix(&tmpMatrix, flThingDirX, flThingDirY, flThingDirZ);
TranslateMatrix(&tmpMatrix, flThingX, flThingY, flThingZ);
PostMultiplyMatrix(&m_d3dMatrix, &tmpMatrix);
IdentityMatrix(&tmpMatrix);
TranslateMatrix(&tmpMatrix, -flThingX, -flThingY, -flThingZ);
InverseRotateMatrix(&tmpMatrix, flThingDirX, flThingDirY, flThingDirZ);
ScaleMatrix(&tmpMatrix, 1.0f / flScaleX, 1.0f / flScaleY, 1.0f / flScaleZ);
PostMultiplyMatrix(&m_d3dInverseMatrix, &tmpMatrix);
hr = pParentThing->get_Container(&pTmpParentThing);
if ( SUCCEEDED(hr) && pTmpParentThing)
{
BuildTransformation(pParentThing, pTmpParentThing);
}
EXIT_FAIL:
SAFERELEASE(pTmpParentThing);
SAFERELEASE(pVector);
return hr;
}
void main()
{
int arr[][4] = {
{15, 20, 40, 85},
{20, 35, 80, 95},
{30, 55, 95, 105},
{40, 80, 100, 120}};
vector< vector< int > > vArr;
vArr.push_back(vector< int >(&arr[0][0], &arr[0][4]));
vArr.push_back(vector< int >(&arr[1][0], &arr[1][4]));
vArr.push_back(vector< int >(&arr[2][0], &arr[2][4]));
vArr.push_back(vector< int >(&arr[3][0], &arr[3][4]));
PrintVector(vArr);
RotateMatrix(vArr);
PrintVector(vArr);
}
Ray HeterogeneousVolume::scatter(Ray &inRay) const{
Ray outRay;
outRay.isDeltaDirection = false;
bool go_in_vol = inRay.intersectObj == this && inRay.insideObj != this;
bool be_in_vol = inRay.insideObj == this;
// CASE1: Go in volume.
if(go_in_vol){
vec3f position = inRay.origin + inRay.direction*inRay.intersectDist;
vec3f normal = inRay.intersectObj->getWorldNormal(inRay.intersectTriangleID, position);
outRay.origin = position;
outRay.direction = inRay.direction;
vec3f reflDir = -normal.dot(inRay.direction)*normal*2 + inRay.direction;
reflDir.normalize();
float theta = acos(inRay.direction.dot(normal));
AbstractObject* currentInsideObject = inRay.insideObj;
AbstractObject* outSideObject = (AbstractObject*)this;
float current_n = currentInsideObject ? currentInsideObject->getIOR() : 1;
float next_n = outSideObject ? outSideObject->getIOR() : 1;
float sin_phi = current_n / next_n * sin(theta);
outRay.intersectObj = NULL;
outRay.radiance = vec3f(1, 1, 1);
outRay.directionProb = 1;
outRay.contactObj = (AbstractObject*)this;
outRay.contactTriangleID = inRay.intersectTriangleID;
if(sin_phi > 1){
outRay.direction = reflDir;
outRay.insideObj = inRay.insideObj;
outRay.directionProb = 1;
outRay.isDeltaDirection = true;
outRay.photonType = Ray::NOUSE;
}
else{
float phi = asin(sin_phi);
if(theta > PI/2) phi = PI - phi;
vec3f axis = normal.cross(inRay.direction);
axis.normalize();
outRay.direction = vec3f(RotateMatrix(axis, phi) * vec4f(normal, 0));
outRay.direction.normalize();
float cos_theta = abs(cos(theta));
float cos_phi = abs(cos(phi));
float esr = powf(abs(current_n*cos_theta-next_n*cos_phi)/(current_n*cos_theta+next_n*cos_phi),2);
float epr = powf(abs(next_n*cos_theta-current_n*cos_phi)/(next_n*cos_theta+current_n*cos_phi),2);
float er = (esr+epr)/2;
float p = er;
if(rng->genFloat() < p)
{
outRay.direction = reflDir;
outRay.radiance *= er / outRay.cosineTerm();
outRay.directionProb = p;
outRay.insideObj = inRay.insideObj;
outRay.isDeltaDirection = true;
outRay.photonType = Ray::NOUSE;
}
else
{
outRay.radiance *= (1-er) / outRay.cosineTerm();
outRay.directionProb = 1-p;
outRay.contactObj = outRay.insideObj = (AbstractObject*)this;
outRay.isDeltaDirection = true;
outRay.photonType = Ray::HITVOL;
}
outRay.direction.normalize();
}
return outRay;
}
float p_medium, P_surface, sampleDist;
bool samplingState = sampleDistance(inRay, sampleDist, p_medium, P_surface);
bool out_of_vol = samplingState == false;//sampleDist >= inRay.intersectDist;
// CASE2: Be in volume.
if(be_in_vol && !out_of_vol){
outRay.origin = inRay.origin + inRay.direction * sampleDist;
outRay.radiance = bsdf->sampleBSDF(inRay.direction, outRay.direction, vec3f(), *rng, &outRay.directionProb);
outRay.insideObj = (AbstractObject*)this;
outRay.contactTriangleID = inRay.intersectTriangleID;
float albedo = isSubsurface ? getAlbedo(outRay.origin) : getAlbedo();
float rander = rng->genFloat();
if(rander < albedo){
outRay.contactObj = NULL;
outRay.directionProb *= albedo;
outRay.originProb = p_medium;// pMedium(inRay, sampleDist);//
outRay.isDeltaDirection = false;
outRay.radiance *= isSubsurface ? lookUpSubSurfaceVolumeData(outRay.origin, SCATTERING) : scatteringCoeff * lookUpDensity(outRay.origin);
outRay.photonType = Ray::INVOL;
}
else{
// terminate
outRay.direction = vec3f(0, 0, 0);
outRay.radiance = vec3f(0, 0, 0);
outRay.directionProb = 1;
outRay.originProb = p_medium;//pMedium(inRay, sampleDist);//
outRay.insideObj = NULL;
outRay.contactObj = NULL;
outRay.isDeltaDirection = false;
outRay.photonType = Ray::INVOL; //Ray::NOUSE;//
}
return outRay;
}
// CASE3: Go out of volume.
if(be_in_vol && out_of_vol){
outRay = inRay;
outRay.direction = inRay.direction;
outRay.origin = inRay.origin + inRay.intersectDist * inRay.direction;
outRay.contactObj = inRay.intersectObj;
outRay.contactTriangleID = inRay.intersectTriangleID;
outRay.insideObj = (AbstractObject*)this;
outRay.directionProb = 1;
outRay.radiance = vec3f(1,1,1);
bool going_out = (inRay.intersectObj == this);
if(going_out){
vec3f normal = inRay.intersectObj->getWorldNormal(inRay.intersectTriangleID, outRay.origin);
vec3f reflDir = -normal.dot(inRay.direction)*normal*2 + inRay.direction;
reflDir.normalize();
float theta = acos(inRay.direction.dot(normal));
AbstractObject* currentInsideObject = (AbstractObject*)this;
AbstractObject* outSideObject = scene->findInsideObject(outRay, (AbstractObject*)this);
float current_n = currentInsideObject ? currentInsideObject->getIOR() : 1;
float next_n = outSideObject ? outSideObject->getIOR() : 1;
float sin_phi = current_n / next_n * sin(theta);
outRay.intersectObj = NULL;
if(sin_phi > 1){
outRay.direction = reflDir;
outRay.insideObj = inRay.insideObj;
outRay.contactObj = (AbstractObject*)this;
outRay.originProb = P_surface;// PSurface(inRay, inRay.intersectDist);//
outRay.photonType = Ray::NOUSE;
outRay.isDeltaDirection = true;
}
else{
float phi = asin(sin_phi);
if(theta > PI/2) phi = PI - phi;
vec3f axis = normal.cross(inRay.direction);
axis.normalize();
outRay.direction = vec3f(RotateMatrix(axis, phi) * vec4f(normal, 0));
outRay.direction.normalize();
float cos_theta = abs(cos(theta));
float cos_phi = abs(cos(phi));
float esr = powf(abs(current_n*cos_theta-next_n*cos_phi)/(current_n*cos_theta+next_n*cos_phi),2);
float epr = powf(abs(next_n*cos_theta-current_n*cos_phi)/(next_n*cos_theta+current_n*cos_phi),2);
float er = (esr+epr)/2;
float p = er;
if(rng->genFloat() < p)
{
outRay.direction = reflDir;
outRay.radiance *= er / outRay.cosineTerm();
outRay.directionProb = p;
outRay.originProb = P_surface;// PSurface(inRay, inRay.intersectDist);//
outRay.insideObj = inRay.insideObj;
outRay.isDeltaDirection = true;
outRay.photonType = Ray::NOUSE;
}
else
{
outRay.radiance *= (1-er) / outRay.cosineTerm();
outRay.directionProb = (1-p);
outRay.originProb = P_surface;//PSurface(inRay, inRay.intersectDist);//
outRay.insideObj = outSideObject;
outRay.isDeltaDirection = true;
outRay.photonType = Ray::NOUSE;
}
outRay.direction.normalize();
}
}
else{
outRay.contactObj = NULL;
outRay.intersectDist = 0;
outRay = inRay.intersectObj->scatter(outRay);
outRay.originProb *= P_surface;//PSurface(inRay, inRay.intersectDist);//
outRay.photonType = inRay.intersectObj->isVolume() ? Ray::NOUSE : Ray::OUTVOL;
}
return outRay;
}
return outRay;
}
double RecoverAffine(double **matrix, double cost[ANGLE][ANGLE][CAMNUM_2][CAMNUM_2], int *MinSrcCam)
{
double err, MinErr;
int align[60][20], i, j, k, angle, index, srcCam;
FILE *fpt;
char filename[100];
pVer VerRot;
pTri TriRot;
int NumVerRot, NumTriRot;
vector e1[2], e2[2]; // coordinate of edge
// read align sequence
fpt = fopen("align20.txt", "r");
for(i=0; i<60; i++)
for(j=0; j<CAMNUM_2; j++)
fscanf(fpt, "%d", &align[i][j]);
fclose(fpt);
// get the minimum error among those alignment
MinErr = DBL_MAX;
for(srcCam=0; srcCam<ANGLE; srcCam++) // each src angle
for(i=0; i<ANGLE; i++) // each dest angle
for(j=0; j<60; j++) // each align
{
err = 0;
for(k=0; k<CAMNUM_2; k++) // each vertex
err += cost[srcCam][i][k][align[j][k]];
if( err < MinErr )
{
MinErr = err;
*MinSrcCam = srcCam;
angle = i;
index = j;
}
}
sprintf(filename, "12_%1d", *MinSrcCam);
ReadObj(filename, &VerRot, &TriRot, &NumVerRot, &NumTriRot);
e1[0].x = VerRot[0].coor[0];
e1[0].y = VerRot[0].coor[1];
e1[0].z = VerRot[0].coor[2];
e1[1].x = VerRot[1].coor[0];
e1[1].y = VerRot[1].coor[1];
e1[1].z = VerRot[1].coor[2];
free(VerRot);
free(TriRot);
sprintf(filename, "12_%1d", angle);
ReadObj(filename, &VerRot, &TriRot, &NumVerRot, &NumTriRot);
e2[0].x = VerRot[align[index][0]].coor[0];
e2[0].y = VerRot[align[index][0]].coor[1];
e2[0].z = VerRot[align[index][0]].coor[2];
e2[1].x = VerRot[align[index][1]].coor[0];
e2[1].y = VerRot[align[index][1]].coor[1];
e2[1].z = VerRot[align[index][1]].coor[2];
free(VerRot);
free(TriRot);
RotateMatrix(matrix, e1, e2);
// write the matrix to disk
fpt=fopen("result.txt", "a");
fprintf(fpt, "\n%s to %s\n", destfn, srcfn);
fprintf(fpt, "SrcAngle = %d; DestAngle = %d; index = %d; err= %f\n", *MinSrcCam, angle, index, MinErr);
// for(i=0; i<4; i++)
// {
// for(j=0; j<4; j++)
// fprintf(fpt, "%lf ", matrix[i][j]);
// fprintf(fpt, "\n");
// }
fclose(fpt);
// return use which camera
return MinErr;
}
void DXImage::Draw(int x,int y,int gx,int gy,int gwid,int ghei,float zoom,float rot,Color4f color){
if(lpd3ddev==NULL)return;
if(myTexture==NULL)return;
float alpha=255;
float ux,uy,uw,uh;
int wid=desc.Width;
int hei=desc.Height;
if(gwid==0)gwid=wid-gx;
if(ghei==0)ghei=hei-gy;
/* ux=(float)(gx+0.5f)/wid;
uy=(float)(gy+0.5f)/hei;
uw=(float)(gx+gwid+0.5f)/wid;
uh=(float)(gy+ghei+0.5f)/hei;*/
ux=((float)gx)/wid;
uy=((float)gy)/hei;
uw=((float)gx+gwid)/wid;
uh=((float)gy+ghei)/hei;
if(alpha>255)alpha=255;
if(alpha<0)alpha=0;
if(ux<0.0f)ux=0.0f;
if(uy<0.0f)uy=0.0f;
if(ux>1.0f)ux=1.0f;
if(uy>1.0f)uy=1.0f;
float xf,yf,wf,hf;
xf=(float)x-wid/2;
yf=(float)y-hei/2;
wf=(float)x+wid/2;
hf=(float)y+hei/2;
DWORD c = D3DCOLOR_RGBA(
(int)(color.red),
(int)(color.green),
(int)(color.blue),
(int)(color.alpha));
CUSTOMVERTEX vertex[4]={
{xf ,yf ,0.0f ,1.0f ,c ,ux ,uy },
{wf ,yf ,0.0f ,1.0f ,c ,uw ,uy },
{wf ,hf ,0.0f ,1.0f ,c ,uw ,uh },
{xf ,hf ,0.0f ,1.0f ,c ,ux ,uh }
};
if(rot!=0)RotateMatrix(vertex,rot);
if(zoom!=1.0f)ZoomMatrix(vertex,zoom,zoom,zoom);
// void *pData;
// if(FAILED(pVertex->Lock(0, sizeof(CUSTOMVERTEX)*4, (void**)&pData, 0))){
// return;
// }
// memcpy(pData,vertex, sizeof(CUSTOMVERTEX)*4);
// pVertex->Unlock();
lpd3ddev->SetTexture(0,myTexture);
lpd3ddev->SetFVF(FVF_CUSTOM);
// lpd3ddev->SetStreamSource(0, pVertex, 0, sizeof(CUSTOMVERTEX));
// lpd3ddev->DrawPrimitive(D3DPT_TRIANGLEFAN, 0, 2);
lpd3ddev->DrawPrimitiveUP(D3DPT_TRIANGLEFAN,2,(void*)vertex,sizeof(CUSTOMVERTEX));
}
double Refine(double src_Coeff[CAMNUM][ART_ANGULAR][ART_RADIAL],
pVer vertex2, pTri triangle2, int NumVer2, int NumTri2, int UseCam,
pVer CamVertex, pTri CamTriangle, int CamNumVer, int CamNumTri)
{
unsigned char *destBuff[CAMNUM];
pVer TmpVertex;
pTri TmpTriangle;
int TmpNumVer, TmpNumTri; // total number of vertex and triangle.
int i, index=0, direct, flag, iter;
double angle;
double dist[3];
char filename[100];
FILE *fpt;
char word[]="XYZ";
double **matrix;
vector e1[2], e2[2]; // coordinate of edge
// for region shape descriptor
double dest_Coeff[CAMNUM][ART_ANGULAR][ART_RADIAL];
void (*pRotate[3])(pVer, double , pVer , int );
pRotate[0] = RotateX;
pRotate[1] = RotateY;
pRotate[2] = RotateZ;
fpt = fopen("refine.txt", "a");
fprintf(fpt, "\nDest: %s ; Src: %s\n", destfn, srcfn);
// ********************************************************************************
// capture CAMNUM silhouette of srcfn to memory
sprintf(filename, "12_%d", UseCam);
ReadObj(filename, &TmpVertex, &TmpTriangle, &TmpNumVer, &TmpNumTri);
// ********************************************************************************
// capture CAMNUM silhouette of destfn to memory,
// and get the cost between srcfn silhouette and destfn silhouette
// read REB only, so size is winw*winh
for(i=0; i<CAMNUM; i++)
destBuff[i] = (unsigned char *) malloc (winw * winh * sizeof(unsigned char));
// initialize matrix and camera of model 1
matrix = (double **) malloc (4 * sizeof(double *));
for(i=0; i<4; i++)
{
matrix[i] = (double *) malloc(4 * sizeof(double));
memset(matrix[i], 0, 4 * sizeof(double));
}
matrix[0][0] = matrix[1][1] = matrix[2][2] = matrix[3][3] = 1;
e1[0].x = CamVertex[0].coor[0];
e1[0].y = CamVertex[0].coor[1];
e1[0].z = CamVertex[0].coor[2];
e1[1].x = CamVertex[1].coor[0];
e1[1].y = CamVertex[1].coor[1];
e1[1].z = CamVertex[1].coor[2];
// initialize dist[1]
dist[1] = Distance(CamVertex, destBuff, dest_Coeff, src_Coeff, vertex2, triangle2, NumVer2, NumTri2);
// iterative several times until no change
iter = 0;
do
{
flag = 0;
iter ++; // iterative times
printf("Iterative %d\n", iter);
fprintf(fpt, "Iterative %d\n", iter);
// for each angle
for(angle = 3.1415926 * 10.0 / 180.0; angle > 3.1415926 * 1.0 / 180.0; angle /= 2.0)
{
// Rotate x, y, z to each polyhedron
for(direct=0; direct<3; direct++)
{
pRotate[direct](CamVertex, -angle, TmpVertex, CamNumVer);
dist[0] = Distance(TmpVertex, destBuff, dest_Coeff, src_Coeff, vertex2, triangle2, NumVer2, NumTri2);
pRotate[direct](CamVertex, angle, TmpVertex, CamNumVer);
dist[2] = Distance(TmpVertex, destBuff, dest_Coeff, src_Coeff, vertex2, triangle2, NumVer2, NumTri2);
if( dist[0] < dist[1] && dist[0] < dist[2])
{
flag = 1;
do
{
if( dist[1] < dist[0] )
dist[0] = dist[1];
// pRotate[direct](vertex2, angle, vertex2, NumVer2);
printf("Rotate Camera %c: %f\tError: %f\n", word[direct], -angle, dist[0]);
fprintf(fpt, "Rotate Camera %c: %f\tError: %f\n", word[direct], -angle, dist[0]);
// save two model
//sprintf(filename, "%s_to_%s_refine_%d.obj", destfn, srcfn, index++);
//SaveMergeObj(filename, vertex1, triangle1, NumVer1, NumTri1, vertex2, triangle2, NumVer2, NumTri2);
pRotate[direct](CamVertex, -angle, CamVertex, CamNumVer);
pRotate[direct](CamVertex, -angle, TmpVertex, CamNumVer);
dist[1] = Distance(TmpVertex, destBuff, dest_Coeff, src_Coeff, vertex2, triangle2, NumVer2, NumTri2);
}while( dist[1] < dist[0] );
dist[1] = dist[0];
}
else if( dist[2] < dist[1] && dist[2] < dist[0])
{
flag = 1;
do
{
if( dist[1] < dist[2] )
dist[2] = dist[1];
// pRotate[direct](vertex2, -angle, vertex2, NumVer2);
printf("Rotate Camera %c: %f\tError: %f\n", word[direct], angle, dist[2]);
fprintf(fpt, "Rotate Camera %c: %f\tError: %f\n", word[direct], angle, dist[2]);
// save two model
//sprintf(filename, "%s_to_%s_refine_%d.obj", destfn, srcfn, index++);
//SaveMergeObj(filename, vertex1, triangle1, NumVer1, NumTri1, vertex2, triangle2, NumVer2, NumTri2);
pRotate[direct](CamVertex, angle, CamVertex, CamNumVer);
pRotate[direct](CamVertex, angle, TmpVertex, CamNumVer);
dist[1] = Distance(TmpVertex, destBuff, dest_Coeff, src_Coeff, vertex2, triangle2, NumVer2, NumTri2);
}while( dist[1] < dist[2] );
dist[1] = dist[2];
}
}
}
}while( flag && iter < MAX_ITER );
e2[0].x = CamVertex[0].coor[0];
e2[0].y = CamVertex[0].coor[1];
e2[0].z = CamVertex[0].coor[2];
e2[1].x = CamVertex[1].coor[0];
e2[1].y = CamVertex[1].coor[1];
e2[1].z = CamVertex[1].coor[2];
RotateMatrix(matrix, e1, e2);
Rotate(vertex2, NumVer2, matrix);
for(i=0; i<4; i++)
free(matrix[i]);
free(matrix);
free(TmpVertex);
free(TmpTriangle);
for(i=0; i<CAMNUM; i++)
free(destBuff[i]);
fclose(fpt);
return dist[1]; // return the minimum error
}
