Merge pull request #340 from STEllAR-GROUP/modify_rot_star

Changed the ambient medium density and energy

Author: diehlpk

src/test_problems/rotating_star/rotating_star.cpp

@@ -101,13 +101,20 @@ std::vector<real> rotating_star(real x, real y, real z, real dx) {
 	const real fgamma = 5.0 / 3.0;
 	rs.state_at(u[rho_i], u[egas_i], u[sx_i], u[sy_i], x, y, z);
 //	u[egas_i] = (1.681244e-01) * std::pow(u[rho_i],fgamma) / (fgamma-1.0);
-	u[rho_i] = std::max(u[rho_i], 1.0e-15);
-	u[egas_i] = std::max(u[egas_i], 1.0e-15);
+	u[rho_i] = std::max(u[rho_i], 1.0e-10);
+	u[egas_i] = std::max(u[egas_i], 1.0e-10);
 	u[tau_i] = std::pow(u[egas_i], 1.0 / fgamma);
 	u[egas_i] += 0.5 * (std::pow(u[sx_i], 2) + std::pow(u[sy_i], 2)) / u[rho_i];
+	u[spc_i] = u[rho_i];
+	if (u[rho_i] > 1.0e-10) {
+		u[spc_i + 1] = 0.0;
+        } else {
+                u[spc_i] = 0.0;
+                u[spc_i + 1] = u[rho_i];
+        }
 //	if( u[rho_i] < 0.5 ) {
-		u[spc_i + 1] = u[rho_i];
-		u[spc_i + 0] = 0;
+//		u[spc_i + 1] = u[rho_i];
+//		u[spc_i + 0] = 0;
 //	} else {
 //		u[spc_i + 0] = u[rho_i];
 //		u[spc_i + 1] = 0;