Small clean ups.

src/cpu/VirtualFluidsCore/LBM/CumulantK17LBMKernelUnified.cpp

@@ -244,7 +244,7 @@ void CumulantK17LBMKernelUnified::calculate(int step)
                     distribution.f[vf::lbm::dir::MMM] = mfaaa;
                     distribution.f[vf::lbm::dir::ZZZ] = mfbbb;
 
-                    vf::lbm::cumulantChimera(distribution, omega, forces);
+                    vf::lbm::cumulantChimeraK17(distribution, omega, forces);
 
                     mfcbb = distribution.f[vf::lbm::dir::PZZ];
                     mfabb = distribution.f[vf::lbm::dir::MZZ];

src/gpu/VirtualFluids_GPU/Kernel/Kernels/BasicKernels/FluidFlow/Compressible/CumulantK17Unified/CumulantK17Unified_device.cu

@@ -66,7 +66,7 @@ __global__ void LB_Kernel_CumulantK17Unified(
     real level_forces[3];
     getLevelForce(forces[0], forces[1], forces[2], level, level_forces);
 
-    vf::lbm::cumulantChimera(distributionWrapper.distribution, omega, level_forces);
+    vf::lbm::cumulantChimeraK17(distributionWrapper.distribution, omega, level_forces);
 
     distributionWrapper.write();
 }

src/lbm/CumulantChimeraPreCompiled.cpp

@@ -16,7 +16,7 @@ namespace vf
 namespace lbm
 {
 
-    using namespace constant;
+using namespace constant;
 
 
 //////////////////////////////////////////////////////////////////////////
@@ -25,7 +25,7 @@ namespace lbm
 //! and \ref
 //! <a href="https://doi.org/10.1016/j.jcp.2017.07.004"><b>[ M. Geier et al. (2017), DOI:10.1016/j.jcp.2017.07.004 ]</b></a>
 //////////////////////////////////////////////////////////////////////////
-__host__ __device__ void cumulantChimera(Distribution27& distribution, real omega, real* forces)
+__host__ __device__ void cumulantChimeraK17(Distribution27& distribution, real omega, real* forces)
 {
     ////////////////////////////////////////////////////////////////////////////////////
     //! - Read distributions: style of reading and writing the distributions from/to 

src/lbm/CumulantChimeraPreCompiled.h

@@ -52,7 +52,7 @@ inline __host__ __device__ real abs_internal(real value)
 //! and \ref
 //! <a href="https://doi.org/10.1016/j.jcp.2017.07.004"><b>[ M. Geier et al. (2017), DOI:10.1016/j.jcp.2017.07.004 ]</b></a>
 //////////////////////////////////////////////////////////////////////////
-__host__ __device__ void cumulantChimera(Distribution27& distribution, real omega, real* forces);
+__host__ __device__ void cumulantChimeraK17(Distribution27& distribution, real omega, real* forces);
 
 }
 }

src/lbm/MacroscopicQuantities.h

@@ -84,7 +84,8 @@ inline __host__ __device__ real getPressure(const real *const &f27, const real&
     constant::c3o1 * (f27[dir::TNE] + f27[dir::TSW] + f27[dir::TSE] + f27[dir::TNW] + 
                       f27[dir::BNE] + f27[dir::BSW] + f27[dir::BSE] + f27[dir::BNW]) -
     rho - (vx * vx + vy * vy + vz * vz) * (constant::c1o1 + rho)) * 
-    constant::c1o2 + rho;
+    constant::c1o2 + rho; // times zero for incompressible case                 
+                          // Attention: op defined directly to op = 1 ; ^^^^(1.0/op-0.5)=0.5
 }
 
 // GPU: LBCalcMacCompSP27