Merge release-4-6 into master

[alexxy/gromacs.git] / src / gromacs / mdlib / nbnxn_cuda / nbnxn_cuda_kernel_utils.cuh

diff --git a/src/gromacs/mdlib/nbnxn_cuda/nbnxn_cuda_kernel_utils.cuh b/src/gromacs/mdlib/nbnxn_cuda/nbnxn_cuda_kernel_utils.cuh
index 610be4571d4a6504d9991f9761cdadd8c783f33c..d057fc550a158c4fec3640a668bf026df5c78798 100644 (file)
--- a/src/gromacs/mdlib/nbnxn_cuda/nbnxn_cuda_kernel_utils.cuh
+++ b/src/gromacs/mdlib/nbnxn_cuda/nbnxn_cuda_kernel_utils.cuh
@@ -48,6 +48,9 @@
 #define CL_SIZE_SQ                  (CL_SIZE * CL_SIZE)
 #define FBUF_STRIDE                 (CL_SIZE_SQ)
 
+/*! i-cluster interaction mask for a super-cluster with all NCL_PER_SUPERCL bits set */
+const unsigned supercl_interaction_mask = ((1U << NCL_PER_SUPERCL) - 1U);
+
 /*! Interpolate Ewald coulomb force using the table through the tex_nbfp texture.
  *  Original idea: OpenMM
  */