1 files changed, 11 insertions, 20 deletions

diff --git a/src/patch/coords.cc b/src/patch/coords.cc
index 473e375..0222840 100644
--- a/src/patch/coords.cc
+++ b/src/patch/coords.cc
@@ -13,7 +13,7 @@
 //
 // usual polar spherical (r,theta,phi) <--> (x,y,z)
 // ((mu,nu,phi)) <--> usual polar spherical (theta,phi)
-// ((mu,nu,phi)) --> direction cosines (alpha,beta,gamma)
+// ((mu,nu,phi)) --> direction cosines (xcos,ycos,zcos)
 //
 // local_coords::mu_nu_phi::name_of_coords_set
 //
@@ -426,42 +426,33 @@ assert( fuzzy_EQ_ang(phi, ps_phi) );
 
 //
 // these functions convert ((mu,nu,phi)) to the direction cosines
-// (alpha,beta,gamma)
+// (xcos,ycos,zcos)
 //
 
 namespace local_coords
 	  {
-void alpha_beta_gamma_of_mu_nu (fp mu, fp nu , fp& alpha, fp& beta, fp& gamma)
+void xcos_ycos_zcos_of_mu_nu (fp mu, fp nu , fp& xcos, fp& ycos, fp& zcos)
 {
-fp x, y, z;
-xyz_of_r_mu_nu(1.0,mu,nu, x,y,z);
-alpha = x;
-beta  = y;
-gamma = z;
+xyz_of_r_mu_nu(1.0,mu,nu, xcos,ycos,zcos);
 }
 	  }
 
 namespace local_coords
 	  {
-void alpha_beta_gamma_of_mu_phi(fp mu, fp phi, fp& alpha, fp& beta, fp& gamma)
+void xcos_ycos_zcos_of_mu_phi(fp mu, fp phi, fp& xcos, fp& ycos, fp& zcos)
 {
-fp x, y, z;
-xyz_of_r_mu_phi(1.0,mu,phi, x,y,z);
-alpha = x;
-beta  = y;
-gamma = z;
+xyz_of_r_mu_phi(1.0,mu,phi, xcos,ycos,zcos);
+xcos = x;
+ycos = y;
+zcos = z;
 }
 	  }
 
 namespace local_coords
 	  {
-void alpha_beta_gamma_of_nu_phi(fp nu, fp phi, fp& alpha, fp& beta, fp& gamma)
+void xcos_ycos_zcos_of_nu_phi(fp nu, fp phi, fp& xcos, fp& ycos, fp& zcos)
 {
-fp x, y, z;
-xyz_of_r_nu_phi(1.0,nu,phi, x,y,z);
-alpha = x;
-beta  = y;
-gamma = z;
+xyz_of_r_nu_phi(1.0,nu,phi, xcos,ycos,zcos);
 }
 	  }