[4] | 1 | #include "mex.h" |
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| 2 | #include<math.h> |
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| 3 | #include "elempass.h" |
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| 4 | #include "atlalib.c" |
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| 5 | #include "atphyslib.c" |
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| 6 | |
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| 7 | |
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| 8 | #define DRIFT1 0.6756035959798286638 |
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| 9 | #define DRIFT2 -0.1756035959798286639 |
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| 10 | #define KICK1 1.351207191959657328 |
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| 11 | #define KICK2 -1.702414383919314656 |
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| 12 | |
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| 13 | |
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| 14 | #define SQR(X) ((X)*(X)) |
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| 15 | |
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| 16 | |
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| 17 | |
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| 18 | double B2perp(double bx, double by, double irho, |
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| 19 | double x, double xpr, double y, double ypr) |
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| 20 | /* Calculates sqr(|e x B|) , where e is a unit vector in the direction of velocity */ |
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| 21 | |
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| 22 | { double v_norm2; |
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| 23 | v_norm2 = 1/(SQR(1+x*irho)+ SQR(xpr) + SQR(ypr)); |
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| 24 | |
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| 25 | /* components of the velocity vector |
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| 26 | double ex, ey, ez; |
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| 27 | ex = xpr; |
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| 28 | ey = ypr; |
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| 29 | ez = (1+x*irho); |
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| 30 | */ |
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| 31 | |
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| 32 | return((SQR(by*(1+x*irho)) + SQR(bx*(1+x*irho)) + SQR(bx*ypr - by*xpr) )*v_norm2) ; |
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| 33 | |
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| 34 | } |
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| 35 | |
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| 36 | |
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| 37 | |
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| 38 | void bndthinkickrad(double* r, double* A, double* B, double L, double irho, double E0, int max_order) |
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| 39 | |
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| 40 | /***************************************************************************** |
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| 41 | Calculate multipole kick in a curved elemrnt (bending magnet) |
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| 42 | The reference coordinate system has the curvature given by the inverse |
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| 43 | (design) radius irho. |
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| 44 | IMPORTANT !!! |
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| 45 | The magnetic field Bo that provides this curvature MUST NOT be included in the dipole term |
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| 46 | PolynomB[1](MATLAB notation)(C: B[0] in this function) of the By field expansion |
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| 47 | HOWEVER!!! to calculate the effect of classical radiation the full field must be |
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| 48 | used in the square of the |v x B|. |
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| 49 | When calling B2perp(Bx, By, ...), use the By = RESum + irho, where ImSum is the sum of |
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| 50 | the polynomial terms in PolynomB. |
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| 51 | |
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| 52 | The kick is given by |
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| 53 | |
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| 54 | e L L delta L x |
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| 55 | theta = - --- B + ------- - ----- , |
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| 56 | x p y rho 2 |
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| 57 | 0 rho |
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| 58 | |
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| 59 | e L |
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| 60 | theta = --- B |
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| 61 | y p x |
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| 62 | 0 |
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| 63 | |
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| 64 | Note: in the US convention the transverse multipole field is written as: |
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| 65 | |
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| 66 | max_order+1 |
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| 67 | ---- |
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| 68 | \ n-1 |
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| 69 | (B + iB )/ B rho = > (ia + b ) (x + iy) |
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| 70 | y x / n n |
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| 71 | ---- |
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| 72 | n=1 |
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| 73 | is a polynomial in (x,y) with the highest order = MaxOrder |
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| 74 | |
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| 75 | |
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| 76 | Using different index notation |
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| 77 | |
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| 78 | max_order |
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| 79 | ---- |
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| 80 | \ n |
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| 81 | (B + iB )/ B rho = > (iA + B ) (x + iy) |
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| 82 | y x / n n |
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| 83 | ---- |
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| 84 | n=0 |
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| 85 | |
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| 86 | A,B: i=0 ... max_order |
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| 87 | [0] - dipole, [1] - quadrupole, [2] - sextupole ... |
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| 88 | units for A,B[i] = 1/[m]^(i+1) |
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| 89 | Coeficients are stroed in the PolynomA, PolynomB field of the element |
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| 90 | structure in MATLAB |
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| 91 | |
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| 92 | A[i] (C++,C) = PolynomA(i+1) (MATLAB) |
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| 93 | B[i] (C++,C) = PolynomB(i+1) (MATLAB) |
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| 94 | i = 0 .. MaxOrder |
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| 95 | |
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| 96 | |
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| 97 | ******************************************************************************/ |
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| 98 | { int i; |
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| 99 | double ReSumTemp; |
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| 100 | double ImSum = A[max_order]; |
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| 101 | double ReSum = B[max_order]; |
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| 102 | double x ,xpr, y, ypr, p_norm,dp_0, B2P; |
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| 103 | |
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| 104 | #define TWOPI 6.28318530717959 |
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| 105 | #define CGAMMA 8.846056192e-05 |
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| 106 | |
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| 107 | double CRAD = CGAMMA*E0*E0*E0/(TWOPI*1e27); /* [m]/[GeV^3] M.Sands (4.1) */ |
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| 108 | |
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| 109 | /* recursively calculate the local transvrese magnetic field |
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| 110 | Bx = ReSum, By = ImSum |
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| 111 | */ |
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| 112 | for(i=max_order-1;i>=0;i--) |
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| 113 | { ReSumTemp = ReSum*r[0] - ImSum*r[2] + B[i]; |
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| 114 | ImSum = ImSum*r[0] + ReSum*r[2] + A[i]; |
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| 115 | ReSum = ReSumTemp; |
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| 116 | } |
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| 117 | |
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| 118 | |
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| 119 | /* calculate angles from momentums */ |
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| 120 | p_norm = 1/(1+r[4]); |
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| 121 | x = r[0]; |
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| 122 | xpr = r[1]*p_norm; |
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| 123 | y = r[2]; |
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| 124 | ypr = r[3]*p_norm; |
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| 125 | |
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| 126 | B2P = B2perp(ImSum, ReSum +irho, irho, x , xpr, y ,ypr); |
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| 127 | |
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| 128 | dp_0 = r[4]; |
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| 129 | r[4] = r[4] - CRAD*SQR(1+r[4])*B2P*(1 + x*irho + (SQR(xpr)+SQR(ypr))/2 )*L; |
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| 130 | |
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| 131 | /* recalculate momentums from angles after losing energy for radiation */ |
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| 132 | p_norm = 1/(1+r[4]); |
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| 133 | r[1] = xpr/p_norm; |
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| 134 | r[3] = ypr/p_norm; |
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| 135 | |
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| 136 | |
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| 137 | r[1] -= L*(ReSum-(dp_0-r[0]*irho)*irho); |
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| 138 | r[3] += L*ImSum; |
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| 139 | r[5] += L*irho*r[0]; /* pathlength */ |
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| 140 | |
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| 141 | |
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| 142 | } |
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| 143 | |
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| 144 | |
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| 145 | |
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| 146 | |
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| 147 | |
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| 148 | void BndMPoleSymplectic4RadPass(double *r, double le, double irho, double *A, double *B, |
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| 149 | int max_order, int num_int_steps, |
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| 150 | double entrance_angle, double exit_angle, |
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| 151 | double fint1, double fint2, double gap, |
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| 152 | double *T1, double *T2, |
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| 153 | double *R1, double *R2, |
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| 154 | double E0, |
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| 155 | int num_particles) |
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| 156 | |
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| 157 | |
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| 158 | { int c,m; |
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| 159 | double *r6; |
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| 160 | double SL, L1, L2, K1, K2; |
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| 161 | bool useT1, useT2, useR1, useR2, useFringe1, useFringe2; |
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| 162 | SL = le/num_int_steps; |
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| 163 | L1 = SL*DRIFT1; |
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| 164 | L2 = SL*DRIFT2; |
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| 165 | K1 = SL*KICK1; |
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| 166 | K2 = SL*KICK2; |
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| 167 | |
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| 168 | if (T1==NULL) |
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| 169 | useT1=false; |
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| 170 | else |
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| 171 | useT1=true; |
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| 172 | |
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| 173 | if (T2==NULL) |
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| 174 | useT2=false; |
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| 175 | else |
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| 176 | useT2=true; |
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| 177 | |
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| 178 | if (R1==NULL) |
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| 179 | useR1=false; |
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| 180 | else |
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| 181 | useR1=true; |
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| 182 | |
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| 183 | if (R2==NULL) |
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| 184 | useR2=false; |
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| 185 | else |
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| 186 | useR2=true; |
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| 187 | |
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| 188 | /* if either is 0 - do not calculate fringe effects */ |
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| 189 | if (fint1==0 || gap==0 || entrance_angle == 0) |
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| 190 | useFringe1 = false; |
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| 191 | else |
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| 192 | useFringe1=true; |
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| 193 | |
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| 194 | if (fint2==0 || gap==0 || exit_angle == 0) |
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| 195 | useFringe2 = false; |
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| 196 | else |
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| 197 | useFringe2=true; |
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| 198 | |
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| 199 | |
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| 200 | for(c = 0;c<num_particles;c++) /* Loop over particles */ |
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| 201 | { r6 = r+c*6; |
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| 202 | if(!mxIsNaN(r6[0])) |
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| 203 | { |
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| 204 | |
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| 205 | /* misalignment at entrance */ |
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| 206 | if (useT1) |
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| 207 | ATaddvv(r6,T1); |
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| 208 | if (useR1) |
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| 209 | ATmultmv(r6,R1); |
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| 210 | |
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| 211 | /* edge focus */ |
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| 212 | if (useFringe1) |
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| 213 | edge_fringe(r6, irho, entrance_angle,fint1,gap); |
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| 214 | else |
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| 215 | edge(r6, irho, entrance_angle); |
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| 216 | |
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| 217 | |
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| 218 | /* integrator */ |
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| 219 | for(m=0; m < num_int_steps; m++) /* Loop over slices */ |
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| 220 | { r6 = r+c*6; |
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| 221 | |
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| 222 | ATdrift6(r6,L1); |
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| 223 | bndthinkickrad(r6, A, B, K1, irho, E0, max_order); |
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| 224 | ATdrift6(r6,L2); |
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| 225 | bndthinkickrad(r6, A, B, K2, irho, E0, max_order); |
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| 226 | ATdrift6(r6,L2); |
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| 227 | bndthinkickrad(r6, A, B, K1, irho, E0, max_order); |
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| 228 | ATdrift6(r6,L1); |
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| 229 | |
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| 230 | } |
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| 231 | |
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| 232 | if (useFringe2) |
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| 233 | edge_fringe(r6, irho, exit_angle,fint2,gap); |
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| 234 | else |
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| 235 | edge(r6, irho, exit_angle); |
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| 236 | /* edge focus */ |
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| 237 | |
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| 238 | |
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| 239 | /* Misalignment at exit */ |
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| 240 | if (useR2) |
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| 241 | ATmultmv(r6,R2); |
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| 242 | if (useT2) |
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| 243 | ATaddvv(r6,T2); |
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| 244 | |
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| 245 | } |
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| 246 | |
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| 247 | } |
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| 248 | } |
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| 249 | |
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| 250 | |
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| 251 | ExportMode int* passFunction(const mxArray *ElemData, int *FieldNumbers, |
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| 252 | double *r_in, int num_particles, int mode) |
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| 253 | |
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| 254 | #define NUM_FIELDS_2_REMEMBER 16 |
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| 255 | |
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| 256 | |
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| 257 | { double *A , *B; |
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| 258 | double *pr1, *pr2, *pt1, *pt2, fint1, fint2, gap; |
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| 259 | double entrance_angle, exit_angle; |
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| 260 | double E0; /* Design energy [eV] */ |
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| 261 | int max_order, num_int_steps; |
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| 262 | double le,ba,irho; |
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| 263 | int *returnptr; |
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| 264 | int *NewFieldNumbers, fnum; |
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| 265 | |
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| 266 | |
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| 267 | |
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| 268 | switch(mode) |
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| 269 | { case MAKE_LOCAL_COPY: /* Find field numbers first |
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| 270 | Save a list of field number in an array |
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| 271 | and make returnptr point to that array |
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| 272 | */ |
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| 273 | { |
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| 274 | /* Allocate memory for integer array of |
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| 275 | field numbers for faster future reference |
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| 276 | */ |
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| 277 | |
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| 278 | NewFieldNumbers = (int*)mxCalloc(NUM_FIELDS_2_REMEMBER,sizeof(int)); |
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| 279 | |
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| 280 | /* Populate */ |
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| 281 | |
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| 282 | |
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| 283 | |
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| 284 | fnum = mxGetFieldNumber(ElemData,"PolynomA"); |
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| 285 | if(fnum<0) |
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| 286 | mexErrMsgTxt("Required field 'PolynomA' was not found in the element data structure"); |
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| 287 | NewFieldNumbers[0] = fnum; |
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| 288 | A = mxGetPr(mxGetFieldByNumber(ElemData,0,fnum)); |
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| 289 | |
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| 290 | |
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| 291 | fnum = mxGetFieldNumber(ElemData,"PolynomB"); |
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| 292 | if(fnum<0) |
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| 293 | mexErrMsgTxt("Required field 'PolynomB' was not found in the element data structure"); |
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| 294 | NewFieldNumbers[1] = fnum; |
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| 295 | B = mxGetPr(mxGetFieldByNumber(ElemData,0,fnum)); |
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| 296 | |
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| 297 | |
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| 298 | |
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| 299 | fnum = mxGetFieldNumber(ElemData,"MaxOrder"); |
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| 300 | if(fnum<0) |
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| 301 | mexErrMsgTxt("Required field 'MaxOrder' was not found in the element data structure"); |
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| 302 | NewFieldNumbers[2] = fnum; |
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| 303 | max_order = (int)mxGetScalar(mxGetFieldByNumber(ElemData,0,fnum)); |
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| 304 | |
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| 305 | fnum = mxGetFieldNumber(ElemData,"NumIntSteps"); |
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| 306 | if(fnum<0) |
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| 307 | mexErrMsgTxt("Required field 'NumIntSteps' was not found in the element data structure"); |
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| 308 | NewFieldNumbers[3] = fnum; |
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| 309 | num_int_steps = (int)mxGetScalar(mxGetFieldByNumber(ElemData,0,fnum)); |
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| 310 | |
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| 311 | |
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| 312 | fnum = mxGetFieldNumber(ElemData,"Length"); |
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| 313 | if(fnum<0) |
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| 314 | mexErrMsgTxt("Required field 'Length' was not found in the element data structure"); |
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| 315 | NewFieldNumbers[4] = fnum; |
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| 316 | le = mxGetScalar(mxGetFieldByNumber(ElemData,0,fnum)); |
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| 317 | |
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| 318 | |
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| 319 | fnum = mxGetFieldNumber(ElemData,"Energy"); |
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| 320 | if(fnum<0) |
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| 321 | mexErrMsgTxt("Required field 'Energy' was not found in the element data structure"); |
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| 322 | NewFieldNumbers[5] = fnum; |
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| 323 | E0 = mxGetScalar(mxGetFieldByNumber(ElemData,0,fnum)); |
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| 324 | |
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| 325 | |
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| 326 | fnum = mxGetFieldNumber(ElemData,"BendingAngle"); |
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| 327 | if(fnum<0) |
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| 328 | mexErrMsgTxt("Required field 'BendingAngle' was not found in the element data structure"); |
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| 329 | NewFieldNumbers[6] = fnum; |
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| 330 | ba = mxGetScalar(mxGetFieldByNumber(ElemData,0,fnum)); |
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| 331 | |
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| 332 | |
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| 333 | |
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| 334 | |
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| 335 | |
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| 336 | fnum = mxGetFieldNumber(ElemData,"EntranceAngle"); |
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| 337 | if(fnum<0) |
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| 338 | mexErrMsgTxt("Required field 'EntranceAngle' was not found in the element data structure"); |
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| 339 | NewFieldNumbers[7] = fnum; |
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| 340 | entrance_angle = mxGetScalar(mxGetFieldByNumber(ElemData,0,fnum)); |
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| 341 | |
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| 342 | fnum = mxGetFieldNumber(ElemData,"ExitAngle"); |
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| 343 | if(fnum<0) |
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| 344 | mexErrMsgTxt("Required field 'ExitAngle' was not found in the element data structure"); |
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| 345 | NewFieldNumbers[8] = fnum; |
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| 346 | exit_angle = mxGetScalar(mxGetFieldByNumber(ElemData,0,fnum)); |
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| 347 | |
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| 348 | |
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| 349 | |
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| 350 | |
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| 351 | |
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| 352 | fnum = mxGetFieldNumber(ElemData,"FringeInt1");/* Optional field FringeInt */ |
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| 353 | NewFieldNumbers[9] = fnum; |
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| 354 | if(fnum<0) |
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| 355 | fint1 = 0; |
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| 356 | else |
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| 357 | fint1 = mxGetScalar(mxGetFieldByNumber(ElemData,0,fnum)); |
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| 358 | |
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| 359 | |
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| 360 | fnum = mxGetFieldNumber(ElemData,"FringeInt2");/* Optional field FringeInt */ |
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| 361 | NewFieldNumbers[10] = fnum; |
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| 362 | if(fnum<0) |
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| 363 | fint2 = 0; |
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| 364 | else |
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| 365 | fint2 = mxGetScalar(mxGetFieldByNumber(ElemData,0,fnum)); |
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| 366 | |
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| 367 | fnum = mxGetFieldNumber(ElemData,"FullGap"); |
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| 368 | NewFieldNumbers[11] = fnum; |
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| 369 | if(fnum<0) |
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| 370 | gap = 0; |
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| 371 | else |
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| 372 | gap = mxGetScalar(mxGetFieldByNumber(ElemData,0,fnum)); |
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| 373 | |
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| 374 | |
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| 375 | fnum = mxGetFieldNumber(ElemData,"R1"); |
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| 376 | NewFieldNumbers[12] = fnum; |
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| 377 | if(fnum<0) |
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| 378 | pr1 = NULL; |
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| 379 | else |
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| 380 | pr1 = mxGetPr(mxGetFieldByNumber(ElemData,0,fnum)); |
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| 381 | |
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| 382 | |
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| 383 | fnum = mxGetFieldNumber(ElemData,"R2"); |
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| 384 | NewFieldNumbers[13] = fnum; |
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| 385 | if(fnum<0) |
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| 386 | pr2 = NULL; |
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| 387 | else |
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| 388 | pr2 = mxGetPr(mxGetFieldByNumber(ElemData,0,fnum)); |
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| 389 | |
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| 390 | |
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| 391 | fnum = mxGetFieldNumber(ElemData,"T1"); |
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| 392 | NewFieldNumbers[14] = fnum; |
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| 393 | if(fnum<0) |
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| 394 | pt1 = NULL; |
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| 395 | else |
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| 396 | pt1 = mxGetPr(mxGetFieldByNumber(ElemData,0,fnum)); |
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| 397 | |
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| 398 | |
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| 399 | fnum = mxGetFieldNumber(ElemData,"T2"); |
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| 400 | NewFieldNumbers[15] = fnum; |
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| 401 | if(fnum<0) |
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| 402 | pt2 = NULL; |
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| 403 | else |
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| 404 | pt2 = mxGetPr(mxGetFieldByNumber(ElemData,0,fnum)); |
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| 405 | |
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| 406 | returnptr = NewFieldNumbers; |
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| 407 | |
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| 408 | } break; |
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| 409 | |
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| 410 | |
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| 411 | case USE_LOCAL_COPY: /* Get fields from MATLAB using field numbers |
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| 412 | The second argument ponter to the array of field |
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| 413 | numbers is previously created with |
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| 414 | QuadLinPass( ..., MAKE_LOCAL_COPY) |
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| 415 | */ |
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| 416 | |
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| 417 | { A = mxGetPr(mxGetFieldByNumber(ElemData,0,FieldNumbers[0])); |
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| 418 | B = mxGetPr(mxGetFieldByNumber(ElemData,0,FieldNumbers[1])); |
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| 419 | max_order = (int)mxGetScalar(mxGetFieldByNumber(ElemData,0,FieldNumbers[2])); |
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| 420 | num_int_steps = (int)mxGetScalar(mxGetFieldByNumber(ElemData,0,FieldNumbers[3])); |
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| 421 | le = mxGetScalar(mxGetFieldByNumber(ElemData,0,FieldNumbers[4])); |
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| 422 | E0 = mxGetScalar(mxGetFieldByNumber(ElemData,0,FieldNumbers[5])); |
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| 423 | ba = mxGetScalar(mxGetFieldByNumber(ElemData,0,FieldNumbers[6])); |
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| 424 | entrance_angle = mxGetScalar(mxGetFieldByNumber(ElemData,0,FieldNumbers[7])); |
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| 425 | exit_angle = mxGetScalar(mxGetFieldByNumber(ElemData,0,FieldNumbers[8])); |
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| 426 | |
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| 427 | /* Optional fields */ |
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| 428 | |
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| 429 | if(FieldNumbers[9]<0) |
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| 430 | fint1 = 0; |
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| 431 | else |
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| 432 | fint1 = mxGetScalar(mxGetFieldByNumber(ElemData,0,FieldNumbers[9])); |
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| 433 | |
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| 434 | |
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| 435 | if(FieldNumbers[10]<0) |
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| 436 | fint2 = 0; |
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| 437 | else |
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| 438 | fint2 = mxGetScalar(mxGetFieldByNumber(ElemData,0,FieldNumbers[10])); |
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| 439 | |
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| 440 | if(FieldNumbers[11]<0) |
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| 441 | gap = 0; |
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| 442 | else |
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| 443 | gap = mxGetScalar(mxGetFieldByNumber(ElemData,0,FieldNumbers[11])); |
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| 444 | |
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| 445 | /* Optional fields */ |
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| 446 | if(FieldNumbers[12]<0) |
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| 447 | pr1 = NULL; |
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| 448 | else |
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| 449 | pr1 = mxGetPr(mxGetFieldByNumber(ElemData,0,FieldNumbers[12])); |
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| 450 | |
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| 451 | if(FieldNumbers[13]<0) |
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| 452 | pr2 = NULL; |
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| 453 | else |
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| 454 | pr2 = mxGetPr(mxGetFieldByNumber(ElemData,0,FieldNumbers[13])); |
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| 455 | |
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| 456 | |
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| 457 | if(FieldNumbers[14]<0) |
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| 458 | pt1 = NULL; |
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| 459 | else |
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| 460 | pt1 = mxGetPr(mxGetFieldByNumber(ElemData,0,FieldNumbers[14])); |
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| 461 | |
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| 462 | if(FieldNumbers[15]<0) |
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| 463 | pt2 = NULL; |
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| 464 | else |
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| 465 | pt2 = mxGetPr(mxGetFieldByNumber(ElemData,0,FieldNumbers[15])); |
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| 466 | |
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| 467 | |
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| 468 | |
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| 469 | returnptr = FieldNumbers; |
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| 470 | } break; |
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| 471 | default: |
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| 472 | { mexErrMsgTxt("No match for calling mode in function BndMPoleSymplectic4RadPass\n"); |
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| 473 | } |
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| 474 | } |
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| 475 | |
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| 476 | |
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| 477 | |
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| 478 | |
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| 479 | |
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| 480 | irho = ba/le; |
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| 481 | |
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| 482 | |
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| 483 | BndMPoleSymplectic4RadPass(r_in, le, irho, A, B, max_order, num_int_steps, |
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| 484 | entrance_angle, exit_angle, fint1, fint2, gap, pt1, pt2, pr1, pr2, E0, num_particles); |
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| 485 | |
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| 486 | |
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| 487 | |
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| 488 | return(returnptr); |
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| 489 | |
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| 490 | } |
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| 491 | |
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| 492 | |
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| 493 | |
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| 494 | |
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| 495 | |
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| 496 | void mexFunction( int nlhs, mxArray *plhs[], int nrhs, const mxArray *prhs[]) |
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| 497 | { int m,n; |
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| 498 | double *r_in; |
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| 499 | double le, ba, *A, *B; |
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| 500 | mxArray *tmpmxptr; |
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| 501 | double E0; /* Design energy [eV] */ |
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| 502 | double *pr1, *pr2, *pt1, *pt2, fint1, fint2, gap; |
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| 503 | double irho; |
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| 504 | int max_order, num_int_steps; |
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| 505 | double entrance_angle, exit_angle ; |
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| 506 | |
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| 507 | if(nrhs) |
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| 508 | { |
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| 509 | /* ALLOCATE memory for the output array of the same size as the input */ |
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| 510 | m = mxGetM(prhs[1]); |
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| 511 | n = mxGetN(prhs[1]); |
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| 512 | if(m!=6) |
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| 513 | mexErrMsgTxt("Second argument must be a 6 x N matrix"); |
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| 514 | |
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| 515 | |
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| 516 | |
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| 517 | tmpmxptr =mxGetField(prhs[0],0,"PolynomA"); |
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| 518 | if(tmpmxptr) |
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| 519 | A = mxGetPr(tmpmxptr); |
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| 520 | else |
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| 521 | mexErrMsgTxt("Required field 'PolynomA' was not found in the element data structure"); |
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| 522 | |
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| 523 | tmpmxptr =mxGetField(prhs[0],0,"PolynomB"); |
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| 524 | if(tmpmxptr) |
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| 525 | B = mxGetPr(tmpmxptr); |
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| 526 | else |
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| 527 | mexErrMsgTxt("Required field 'PolynomB' was not found in the element data structure"); |
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| 528 | |
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| 529 | tmpmxptr = mxGetField(prhs[0],0,"MaxOrder"); |
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| 530 | if(tmpmxptr) |
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| 531 | max_order = (int)mxGetScalar(tmpmxptr); |
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| 532 | else |
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| 533 | mexErrMsgTxt("Required field 'MaxOrder' was not found in the element data structure"); |
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| 534 | |
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| 535 | tmpmxptr = mxGetField(prhs[0],0,"NumIntSteps"); |
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| 536 | if(tmpmxptr) |
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| 537 | num_int_steps = (int)mxGetScalar(tmpmxptr); |
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| 538 | else |
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| 539 | mexErrMsgTxt("Required field 'NumIntSteps' was not found in the element data structure"); |
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| 540 | |
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| 541 | tmpmxptr = mxGetField(prhs[0],0,"Length"); |
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| 542 | if(tmpmxptr) |
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| 543 | le = mxGetScalar(tmpmxptr); |
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| 544 | else |
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| 545 | mexErrMsgTxt("Required field 'Length' was not found in the element data structure"); |
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| 546 | |
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| 547 | tmpmxptr = mxGetField(prhs[0],0,"Energy"); |
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| 548 | if(tmpmxptr) |
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| 549 | E0 = mxGetScalar(tmpmxptr); |
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| 550 | else |
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| 551 | mexErrMsgTxt("Required field 'Energy' was not found in the element data structure"); |
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| 552 | |
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| 553 | tmpmxptr = mxGetField(prhs[0],0,"BendingAngle"); |
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| 554 | if(tmpmxptr) |
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| 555 | ba = mxGetScalar(tmpmxptr); |
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| 556 | else |
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| 557 | mexErrMsgTxt("Required field 'BendingAngle' was not found in the element data structure"); |
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| 558 | |
---|
| 559 | |
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| 560 | tmpmxptr = mxGetField(prhs[0],0,"EntranceAngle"); |
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| 561 | if(tmpmxptr) |
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| 562 | entrance_angle = mxGetScalar(tmpmxptr); |
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| 563 | else |
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| 564 | mexErrMsgTxt("Required field 'EntranceAngle' was not found in the element data structure"); |
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| 565 | |
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| 566 | |
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| 567 | tmpmxptr = mxGetField(prhs[0],0,"ExitAngle"); |
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| 568 | if(tmpmxptr) |
---|
| 569 | exit_angle = mxGetScalar(tmpmxptr); |
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| 570 | else |
---|
| 571 | mexErrMsgTxt("Required field 'ExitAngle' was not found in the element data structure"); |
---|
| 572 | |
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| 573 | tmpmxptr = mxGetField(prhs[0],0,"FringeInt1"); |
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| 574 | if(tmpmxptr) |
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| 575 | fint1 = mxGetScalar(tmpmxptr); |
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| 576 | else |
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| 577 | fint1 = 0; |
---|
| 578 | |
---|
| 579 | tmpmxptr = mxGetField(prhs[0],0,"FringeInt2"); |
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| 580 | if(tmpmxptr) |
---|
| 581 | fint2 = mxGetScalar(tmpmxptr); |
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| 582 | else |
---|
| 583 | fint2 = 0; |
---|
| 584 | |
---|
| 585 | tmpmxptr = mxGetField(prhs[0],0,"FullGap"); |
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| 586 | if(tmpmxptr) |
---|
| 587 | gap = mxGetScalar(tmpmxptr); |
---|
| 588 | else |
---|
| 589 | gap = 0; |
---|
| 590 | |
---|
| 591 | tmpmxptr = mxGetField(prhs[0],0,"R1"); |
---|
| 592 | if(tmpmxptr) |
---|
| 593 | pr1 = mxGetPr(tmpmxptr); |
---|
| 594 | else |
---|
| 595 | pr1=NULL; |
---|
| 596 | |
---|
| 597 | tmpmxptr = mxGetField(prhs[0],0,"R2"); |
---|
| 598 | if(tmpmxptr) |
---|
| 599 | pr2 = mxGetPr(tmpmxptr); |
---|
| 600 | else |
---|
| 601 | pr2=NULL; |
---|
| 602 | |
---|
| 603 | |
---|
| 604 | tmpmxptr = mxGetField(prhs[0],0,"T1"); |
---|
| 605 | |
---|
| 606 | |
---|
| 607 | if(tmpmxptr) |
---|
| 608 | pt1=mxGetPr(tmpmxptr); |
---|
| 609 | else |
---|
| 610 | pt1=NULL; |
---|
| 611 | |
---|
| 612 | tmpmxptr = mxGetField(prhs[0],0,"T2"); |
---|
| 613 | if(tmpmxptr) |
---|
| 614 | pt2=mxGetPr(tmpmxptr); |
---|
| 615 | else |
---|
| 616 | pt2=NULL; |
---|
| 617 | |
---|
| 618 | irho = ba/le; |
---|
| 619 | |
---|
| 620 | plhs[0] = mxDuplicateArray(prhs[1]); |
---|
| 621 | r_in = mxGetPr(plhs[0]); |
---|
| 622 | BndMPoleSymplectic4RadPass(r_in, le, irho, A, B, max_order, num_int_steps, |
---|
| 623 | entrance_angle, exit_angle, |
---|
| 624 | fint1, fint2, gap, pt1, pt2, pr1, pr2, E0, n); |
---|
| 625 | } |
---|
| 626 | else |
---|
| 627 | { /* return list of required fields */ |
---|
| 628 | plhs[0] = mxCreateCellMatrix(9,1); |
---|
| 629 | |
---|
| 630 | mxSetCell(plhs[0],0,mxCreateString("Length")); |
---|
| 631 | mxSetCell(plhs[0],1,mxCreateString("BendingAngle")); |
---|
| 632 | mxSetCell(plhs[0],2,mxCreateString("EntranceAngle")); |
---|
| 633 | mxSetCell(plhs[0],3,mxCreateString("ExitAngle")); |
---|
| 634 | mxSetCell(plhs[0],4,mxCreateString("PolynomA")); |
---|
| 635 | mxSetCell(plhs[0],5,mxCreateString("PolynomB")); |
---|
| 636 | mxSetCell(plhs[0],6,mxCreateString("MaxOrder")); |
---|
| 637 | mxSetCell(plhs[0],7,mxCreateString("NumIntSteps")); |
---|
| 638 | mxSetCell(plhs[0],8,mxCreateString("Energy")); |
---|
| 639 | |
---|
| 640 | if(nlhs>1) /* Required and optional fields */ |
---|
| 641 | { plhs[1] = mxCreateCellMatrix(7,1); |
---|
| 642 | mxSetCell(plhs[1],0,mxCreateString("FullGap")); |
---|
| 643 | mxSetCell(plhs[1],1,mxCreateString("FringeInt1")); |
---|
| 644 | mxSetCell(plhs[1],2,mxCreateString("FringeInt2")); |
---|
| 645 | mxSetCell(plhs[1],3,mxCreateString("T1")); |
---|
| 646 | mxSetCell(plhs[1],4,mxCreateString("T2")); |
---|
| 647 | mxSetCell(plhs[1],5,mxCreateString("R1")); |
---|
| 648 | mxSetCell(plhs[1],6,mxCreateString("R2")); |
---|
| 649 | } |
---|
| 650 | } |
---|
| 651 | } |
---|
| 652 | |
---|
| 653 | |
---|
| 654 | |
---|