/*
** watch out for false advertising!
*/
void
_coilKind7TensorFilterSelf(coil_t *delta, coil_t **iv3,
double spacing[3],
double parm[COIL_PARMS_NUM]) {
coil_t hess[7], rspX, rspY, rspZ, parm0;
float eval[3], evec[9], tens[7], lin;
rspX = AIR_CAST(coil_t, 1.0/spacing[0]);
rspY = AIR_CAST(coil_t, 1.0/spacing[1]);
rspZ = AIR_CAST(coil_t, 1.0/spacing[2]);
TENS(tens, iv3);
tenEigensolve_f(eval, evec, tens);
lin = (eval[0] - eval[1])/(eval[0] - eval[2] + 0.000001f);
TEN_T3V_OUTER(tens, evec + 3*0);
delta[0] = 0;
parm0 = AIR_CAST(coil_t, parm[0]);
HESS(hess, iv3, 1, rspX, rspY, rspZ); delta[1] = lin*parm0*tens[0]*TEN_T_DOT(hess, tens);
HESS(hess, iv3, 2, rspX, rspY, rspZ); delta[2] = lin*parm0*tens[0]*TEN_T_DOT(hess, tens);
HESS(hess, iv3, 3, rspX, rspY, rspZ); delta[3] = lin*parm0*tens[0]*TEN_T_DOT(hess, tens);
HESS(hess, iv3, 4, rspX, rspY, rspZ); delta[4] = lin*parm0*tens[0]*TEN_T_DOT(hess, tens);
HESS(hess, iv3, 5, rspX, rspY, rspZ); delta[5] = lin*parm0*tens[0]*TEN_T_DOT(hess, tens);
HESS(hess, iv3, 6, rspX, rspY, rspZ); delta[6] = lin*parm0*tens[0]*TEN_T_DOT(hess, tens);
}
void
_coilKind7TensorFilterFinish(coil_t *delta, coil_t **iv3,
double spacing[3],
double parm[COIL_PARMS_NUM]) {
coil_t rspX, rspY, rspZ,
rspsqX, rspsqY, rspsqZ;
double eval[3], evec[9], tens[7], tengrad[21], grad[3], LL, KK,
cnd,
dmu1[7], dmu2[7], dskw[7], phi3[7];
rspX = AIR_CAST(coil_t, 1.0/spacing[0]); rspsqX = rspX*rspX;
rspY = AIR_CAST(coil_t, 1.0/spacing[1]); rspsqY = rspY*rspY;
rspZ = AIR_CAST(coil_t, 1.0/spacing[2]); rspsqZ = rspZ*rspZ;
TENS(tens, iv3);
TENGRAD(tengrad, iv3, rspX, rspY, rspZ);
tenEigensolve_d(eval, evec, tens);
tenInvariantGradientsK_d(dmu1, dmu2, dskw, tens, 0.000001);
tenRotationTangents_d(NULL, NULL, phi3, evec);
/* \midhat{\nabla} \mu_1 ----------------- */
ELL_3V_SET(grad,
TEN_T_DOT(dmu1, tengrad + 0*7),
TEN_T_DOT(dmu1, tengrad + 1*7),
TEN_T_DOT(dmu1, tengrad + 2*7));
LL = ELL_3V_DOT(grad,grad);
KK = parm[1]*parm[1];
cnd = _COIL_CONDUCT(LL, KK);
/* \midhat{\nabla} \mu_2 ----------------- */
ELL_3V_SET(grad,
TEN_T_DOT(dmu2, tengrad + 0*7),
TEN_T_DOT(dmu2, tengrad + 1*7),
TEN_T_DOT(dmu2, tengrad + 2*7));
LL = ELL_3V_DOT(grad,grad);
KK = parm[2]*parm[2];
cnd *= _COIL_CONDUCT(LL, KK);
/* \midhat{\nabla} \skw and twist! ----------------- */
ELL_3V_SET(grad,
TEN_T_DOT(dskw, tengrad + 0*7),
TEN_T_DOT(dskw, tengrad + 1*7),
TEN_T_DOT(dskw, tengrad + 2*7));
LL = ELL_3V_DOT(grad,grad);
ELL_3V_SET(grad,
TEN_T_DOT(phi3, tengrad + 0*7),
TEN_T_DOT(phi3, tengrad + 1*7),
TEN_T_DOT(phi3, tengrad + 2*7));
LL += ELL_3V_DOT(grad,grad);
KK = AIR_CAST(coil_t, parm[3]*parm[3]);
cnd *= _COIL_CONDUCT(LL, KK);
delta[0]= 0.0f;
delta[1]= AIR_CAST(coil_t, parm[0]*cnd*LAPL(iv3, 1, rspsqX, rspsqY, rspsqZ));
delta[2]= AIR_CAST(coil_t, parm[0]*cnd*LAPL(iv3, 2, rspsqX, rspsqY, rspsqZ));
delta[3]= AIR_CAST(coil_t, parm[0]*cnd*LAPL(iv3, 3, rspsqX, rspsqY, rspsqZ));
delta[4]= AIR_CAST(coil_t, parm[0]*cnd*LAPL(iv3, 4, rspsqX, rspsqY, rspsqZ));
delta[5]= AIR_CAST(coil_t, parm[0]*cnd*LAPL(iv3, 5, rspsqX, rspsqY, rspsqZ));
delta[6]= AIR_CAST(coil_t, parm[0]*cnd*LAPL(iv3, 6, rspsqX, rspsqY, rspsqZ));
}
void
_tenGageAnswer (gageContext *ctx, gagePerVolume *pvl) {
/* char me[]="_tenGageAnswer"; */
gage_t epsilon=1.0E-10f;
gage_t *tenAns, *evalAns, *evecAns, *vecTmp=NULL,
*gradDtA=NULL, *gradDtB=NULL, *gradDtC=NULL,
*gradDtD=NULL, *gradDtE=NULL, *gradDtF=NULL,
gradDdXYZ[21]={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0},
*gradCbS=NULL, *gradCbB=NULL, *gradCbQ=NULL, *gradCbR=NULL;
gage_t tmp0, tmp1, magTmp=0,
gradCbA[3]={0,0,0}, gradCbC[3]={0,0,0},
dtA=0, dtB=0, dtC=0, dtD=0, dtE=0, dtF=0,
cbQQQ=0, cbQ=0, cbR=0, cbA=0, cbB=0, cbC=0, cbS=0;
#if !GAGE_TYPE_FLOAT
int ci;
float evalAnsF[3], aniso[TEN_ANISO_MAX+1];
#endif
tenAns = pvl->directAnswer[tenGageTensor];
evalAns = pvl->directAnswer[tenGageEval];
evecAns = pvl->directAnswer[tenGageEvec];
if (GAGE_QUERY_ITEM_TEST(pvl->query, tenGageTensor)) {
/* done if doV */
tenAns[0] = AIR_CLAMP(0.0f, tenAns[0], 1.0f);
dtA = tenAns[1];
dtB = tenAns[2];
dtC = tenAns[3];
dtD = tenAns[4];
dtE = tenAns[5];
dtF = tenAns[6];
if (ctx->verbose) {
fprintf(stderr, "tensor = (%g) %g %g %g %g %g %g\n", tenAns[0],
dtA, dtB, dtC, dtD, dtE, dtF);
}
}
/* done if doV
if (GAGE_QUERY_ITEM_TEST(pvl->query, tenGageConfidence)) {
}
*/
if (GAGE_QUERY_ITEM_TEST(pvl->query, tenGageTrace)) {
cbA = -(pvl->directAnswer[tenGageTrace][0] = dtA + dtD + dtF);
}
if (GAGE_QUERY_ITEM_TEST(pvl->query, tenGageB)) {
cbB = pvl->directAnswer[tenGageB][0] =
dtA*dtD + dtA*dtF + dtD*dtF - dtB*dtB - dtC*dtC - dtE*dtE;
}
if (GAGE_QUERY_ITEM_TEST(pvl->query, tenGageDet)) {
cbC = -(pvl->directAnswer[tenGageDet][0] =
2.0f*dtB*dtC*dtE + dtA*dtD*dtF
- dtC*dtC*dtD - dtA*dtE*dtE - dtB*dtB*dtF);
}
if (GAGE_QUERY_ITEM_TEST(pvl->query, tenGageS)) {
cbS = (pvl->directAnswer[tenGageS][0] =
dtA*dtA + dtD*dtD + dtF*dtF
+ 2.0f*dtB*dtB + 2.0f*dtC*dtC + 2.0f*dtE*dtE);
}
if (GAGE_QUERY_ITEM_TEST(pvl->query, tenGageQ)) {
cbQ = pvl->directAnswer[tenGageQ][0] = (cbS - cbB)/9.0f;
}
if (GAGE_QUERY_ITEM_TEST(pvl->query, tenGageFA)) {
pvl->directAnswer[tenGageFA][0] =
AIR_CAST(gage_t, 3*sqrt(cbQ/(epsilon + cbS)));
}
if (GAGE_QUERY_ITEM_TEST(pvl->query, tenGageR)) {
cbR = pvl->directAnswer[tenGageR][0] =
(5.0f*cbA*cbB - 27.0f*cbC - 2.0f*cbA*cbS)/54.0f;
}
if (GAGE_QUERY_ITEM_TEST(pvl->query, tenGageTheta)) {
cbQQQ = cbQ*cbQ*cbQ;
tmp0 = AIR_CAST(gage_t, cbR/(epsilon + sqrt(cbQQQ)));
tmp0 = AIR_CLAMP(-1.0f, tmp0, 1.0f);
pvl->directAnswer[tenGageTheta][0] = AIR_CAST(gage_t, acos(tmp0)/AIR_PI);
}
if (GAGE_QUERY_ITEM_TEST(pvl->query, tenGageEvec)) {
/* we do the longer process to get eigenvectors, and in the process
we always find the eigenvalues, whether or not they were asked for */
#if GAGE_TYPE_FLOAT
tenEigensolve_f(evalAns, evecAns, tenAns);
#else
tenEigensolve_d(evalAns, evecAns, tenAns);
#endif
} else if (GAGE_QUERY_ITEM_TEST(pvl->query, tenGageEval)) {
/* else eigenvectors are NOT needed, but eigenvalues ARE needed */
#if GAGE_TYPE_FLOAT
tenEigensolve_f(evalAns, NULL, tenAns);
#else
tenEigensolve_d(evalAns, NULL, tenAns);
#endif
}
if (GAGE_QUERY_ITEM_TEST(pvl->query, tenGageTensorGrad)) {
/* done if doD1 */
/* still have to set up pointer variables that item answers
below will rely on as short-cuts */
vecTmp = pvl->directAnswer[tenGageTensorGrad];
gradDtA = vecTmp + 1*3;
gradDtB = vecTmp + 2*3;
gradDtC = vecTmp + 3*3;
gradDtD = vecTmp + 4*3;
gradDtE = vecTmp + 5*3;
gradDtF = vecTmp + 6*3;
TEN_T_SET(gradDdXYZ + 0*7, tenAns[0],
gradDtA[0], gradDtB[0], gradDtC[0],
gradDtD[0], gradDtE[0],
gradDtF[0]);
TEN_T_SET(gradDdXYZ + 1*7, tenAns[0],
gradDtA[1], gradDtB[1], gradDtC[1],
gradDtD[1], gradDtE[1],
gradDtF[1]);
TEN_T_SET(gradDdXYZ + 2*7, tenAns[0],
gradDtA[2], gradDtB[2], gradDtC[2],
gradDtD[2], gradDtE[2],
gradDtF[2]);
}
if (GAGE_QUERY_ITEM_TEST(pvl->query, tenGageTensorGradMag)) {
vecTmp = pvl->directAnswer[tenGageTensorGradMag];
vecTmp[0] = AIR_CAST(gage_t, sqrt(TEN_T_DOT(gradDdXYZ + 0*7,
gradDdXYZ + 0*7)));
vecTmp[1] = AIR_CAST(gage_t, sqrt(TEN_T_DOT(gradDdXYZ + 1*7,
gradDdXYZ + 1*7)));
vecTmp[2] = AIR_CAST(gage_t, sqrt(TEN_T_DOT(gradDdXYZ + 2*7,
gradDdXYZ + 2*7)));
}
if (GAGE_QUERY_ITEM_TEST(pvl->query, tenGageTensorGradMag)) {
pvl->directAnswer[tenGageTensorGradMagMag][0] =
AIR_CAST(gage_t, ELL_3V_LEN(vecTmp));
}
/* --- Trace --- */
if (GAGE_QUERY_ITEM_TEST(pvl->query, tenGageTraceGradVec)) {
vecTmp = pvl->directAnswer[tenGageTraceGradVec];
ELL_3V_ADD3(vecTmp, gradDtA, gradDtD, gradDtF);
ELL_3V_SCALE(gradCbA, -1, vecTmp);
}
if (GAGE_QUERY_ITEM_TEST(pvl->query, tenGageTraceGradMag)) {
magTmp = pvl->directAnswer[tenGageTraceGradMag][0] =
AIR_CAST(gage_t, ELL_3V_LEN(vecTmp));
}
if (GAGE_QUERY_ITEM_TEST(pvl->query, tenGageTraceNormal)) {
ELL_3V_SCALE(pvl->directAnswer[tenGageTraceNormal],
1.0f/(epsilon + magTmp), vecTmp);
}
/* --- B --- */
if (GAGE_QUERY_ITEM_TEST(pvl->query, tenGageBGradVec)) {
gradCbB = vecTmp = pvl->directAnswer[tenGageBGradVec];
ELL_3V_SCALE_ADD6(vecTmp,
dtD + dtF, gradDtA,
-2.0f*dtB, gradDtB,
-2.0f*dtC, gradDtC,
dtA + dtF, gradDtD,
-2.0f*dtE, gradDtE,
dtA + dtD, gradDtF);
}
if (GAGE_QUERY_ITEM_TEST(pvl->query, tenGageBGradMag)) {
magTmp = pvl->directAnswer[tenGageBGradMag][0] =
AIR_CAST(gage_t, ELL_3V_LEN(vecTmp));
}
if (GAGE_QUERY_ITEM_TEST(pvl->query, tenGageBNormal)) {
ELL_3V_SCALE(pvl->directAnswer[tenGageBNormal],
1.0f/(epsilon + magTmp), vecTmp);
}
/* --- Det --- */
if (GAGE_QUERY_ITEM_TEST(pvl->query, tenGageDetGradVec)) {
vecTmp = pvl->directAnswer[tenGageDetGradVec];
ELL_3V_SCALE_ADD6(vecTmp,
dtD*dtF - dtE*dtE, gradDtA,
2.0f*(dtC*dtE - dtB*dtF), gradDtB,
2.0f*(dtB*dtE - dtC*dtD), gradDtC,
dtA*dtF - dtC*dtC, gradDtD,
2.0f*(dtB*dtC - dtA*dtE), gradDtE,
dtA*dtD - dtB*dtB, gradDtF);
ELL_3V_SCALE(gradCbC, -1, vecTmp);
}
if (GAGE_QUERY_ITEM_TEST(pvl->query, tenGageDetGradMag)) {
magTmp = pvl->directAnswer[tenGageDetGradMag][0] =
AIR_CAST(float, ELL_3V_LEN(vecTmp));
}
