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v1.0.0-rc.68

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leonarski_f
2025-08-16 19:59:27 +02:00
parent 764ca111e2
commit 20973792e4
191 changed files with 1258 additions and 482 deletions
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common/DiffractionGeometry.cpp
+13 -9
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@@ -35,26 +35,30 @@ std::pair<float, float> DiffractionGeometry::RecipToDector(const Coord &recip) c
return {x, y};
}
float DiffractionGeometry::TwoTheta(float x, float y) const {
float DiffractionGeometry::TwoTheta_rad(float x, float y) const {
auto lab = LabCoord(x, y);
float r = sqrtf(lab.x * lab.x + lab.y * lab.y);
return atan2f(r, lab.z);
}
float DiffractionGeometry::Phi(float x, float y) const {
float DiffractionGeometry::Phi_rad(float x, float y) const {
auto lab = LabCoord(x, y);
auto v = atan2f(-lab.y, lab.x);
auto v = atan2f(lab.y, lab.x);
if (v < 0)
v += 2.0f * M_PI;
return v;
}
float DiffractionGeometry::PxlToRes(float x, float y) const {
float two_theta = TwoTheta(x, y);
float two_theta = TwoTheta_rad(x, y);
return wavelength_A / (2.0f * sinf(two_theta/2.0f));
}
float DiffractionGeometry::PxlToQ(float x, float y) const {
return 2 * M_PI / PxlToRes(x,y);
}
float DiffractionGeometry::PxlToRes(float dist_pxl) const {
// This is agnostic to detector rotation!!!
if (dist_pxl == 0)
@@ -88,15 +92,15 @@ float DiffractionGeometry::CalcAzIntSolidAngleCorr(float q) const {
}
float DiffractionGeometry::CalcAzIntSolidAngleCorr(float x, float y) const {
float cos_2theta = cosf(TwoTheta(x, y));
float cos_2theta = cosf(TwoTheta_rad(x, y));
float cos_2theta_3 = cos_2theta * cos_2theta * cos_2theta;
return cos_2theta_3;
}
float DiffractionGeometry::CalcAzIntPolarizationCorr(float x, float y, float coeff) const {
auto cos_2theta = cosf(TwoTheta(x, y));
auto cos_2theta = cosf(TwoTheta_rad(x, y));
float cos_2theta_2 = cos_2theta * cos_2theta;
float cos_2phi = cosf(2.0f * Phi(x, y));
float cos_2phi = cosf(2.0f * Phi_rad(x, y));
return 0.5f * (1.0f + cos_2theta_2 - coeff * cos_2phi * (1.0f - cos_2theta_2));
}
@@ -175,9 +179,9 @@ float DiffractionGeometry::AngleFromEwaldSphere_deg(const Coord &p0) const {
}
void DiffractionGeometry::UpdatePoniRotMatrix() {
poni_rot = RotMatrix(-poni_rot_1, {0,1,0})
poni_rot = RotMatrix(-poni_rot_3, {0,0,1})
* RotMatrix(poni_rot_2, {1,0,0})
* RotMatrix(poni_rot_3, {0,0,1});
* RotMatrix(poni_rot_1, {0,1,0});
}
DiffractionGeometry &DiffractionGeometry::PoniRot1_rad(float input) {