tadd comments, mass and spring_stiffness - slidergrid - grid of elastic sliders on a frictional surface
 (HTM) git clone git://src.adamsgaard.dk/slidergrid
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       ---
 (DIR) commit e99f679f8b69de849021d65feb2ac5a955d270ba
 (DIR) parent a270ef4ab316d4b52745938eb25ed87749b5fe0a
 (HTM) Author: Anders Damsgaard <anders.damsgaard@geo.au.dk>
       Date:   Tue, 15 Mar 2016 13:45:06 -0700
       
       add comments, mass and spring_stiffness
       
       Diffstat:
         M slider.h                            |      11 ++++++-----
       
       1 file changed, 6 insertions(+), 5 deletions(-)
       ---
 (DIR) diff --git a/slider.h b/slider.h
       t@@ -4,11 +4,12 @@
        #include "typedefs.h"
        
        typedef struct {
       -    Float3 pos;  // spatial position
       -    Float3 vel;  // spatial velocity
       -    Float3 acc;  // spatial acceleration
       -    Float3 force;  // sum of forces
       -    Float bulk_modulus;  // elastic compressibility
       +    Float3 pos;  // spatial position [m]
       +    Float3 vel;  // spatial velocity [m/s]
       +    Float3 acc;  // spatial acceleration [m/(s*s)]
       +    Float3 force;  // sum of forces [N]
       +    Float mass;  // mass [kg]
       +    Float spring_stiffness;  // elastic compressibility [N/m]
            int neighbors[];  // indexes of sliders this one is bonded to
        } slider;