Don't use compile-time long double arithmetic in src/gentables

Author: white-axe

src/gentables/fluid_cb2amp.cpp

@@ -13,7 +13,7 @@ struct Cb2AmpFunctor
          * between 0 and 144 dB. Therefore a negative attenuation is
          * not allowed.
          */
-       return gcem::pow(10.0L, static_cast<fluid_real_t>(i) / -200.0L);
+       return gcem::pow(10.0, static_cast<fluid_real_t>(i) / -200.0);
     }
 };
 

src/gentables/fluid_concave.cpp

@@ -14,7 +14,7 @@ struct ConcaveFunctor
             ? 0
             : ((i == FLUID_VEL_CB_SIZE - 1)
                 ? 1
-                : ((-200.0L * 2 / FLUID_PEAK_ATTENUATION) * gcem::log(((FLUID_VEL_CB_SIZE - 1) - i) / (FLUID_VEL_CB_SIZE - 1.0L)) / GCEM_LOG_10)
+                : ((-200.0 * 2 / FLUID_PEAK_ATTENUATION) * gcem::log(((FLUID_VEL_CB_SIZE - 1) - i) / (FLUID_VEL_CB_SIZE - 1.0)) / GCEM_LOG_10)
                 ));
     }
 };

src/gentables/fluid_convex.cpp

@@ -14,7 +14,7 @@ struct ConvexFunctor
             ? 0
             : ((i == FLUID_VEL_CB_SIZE - 1)
                 ? 1
-                : (1.0L - ((-200.0L * 2 / FLUID_PEAK_ATTENUATION) * gcem::log(i / (FLUID_VEL_CB_SIZE - 1.0L)) / GCEM_LOG_10))
+                : (1.0 - ((-200.0 * 2 / FLUID_PEAK_ATTENUATION) * gcem::log(i / (FLUID_VEL_CB_SIZE - 1.0)) / GCEM_LOG_10))
                 ));
     }
 };

src/gentables/fluid_pan.cpp

@@ -9,7 +9,7 @@ struct PanFunctor
     static constexpr fluid_real_t calc(int i)
     {
         /* initialize the pan conversion table */
-        return static_cast<fluid_real_t>(gcem::sin(i * (GCEM_HALF_PI / (FLUID_PAN_SIZE - 1.0L))));
+        return static_cast<fluid_real_t>(gcem::sin(i * (GCEM_HALF_PI / (FLUID_PAN_SIZE - 1.0))));
     }
 };