daviddoji/YouTube-simulations
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This commit is contained in:
Nils Berglund
2023-09-02 11:37:37 +02:00
committed by GitHub
parent c7de52bfa4
commit 32061c3bf7
4 changed files with 13016 additions and 9 deletions
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Parameters_July23.md
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@@ -97,8 +97,6 @@ updated gradually.
#define MANDELLEVEL 1000 /* iteration level for Mandelbrot set */
#define MANDELLIMIT 10.0 /* limit value for approximation of Mandelbrot set */
#define FOCI 1 /* set to 1 to draw focal points of ellipse */
// #define NGRIDX 140 /* number of grid point for grid of disks */
// #define NGRIDY 70 /* number of grid point for grid of disks */
#define NGRIDX 128 /* number of grid point for grid of disks */
#define NGRIDY 64 /* number of grid point for grid of disks */
#define EHRENFEST_RADIUS 0.9 /* radius of container for Ehrenfest urn configuration */
@@ -114,7 +112,6 @@ updated gradually.
/* Parameters for length and speed of simulation */
#define NSTEPS 3000 /* number of frames of movie */
// #define NSTEPS 800 /* number of frames of movie */
#define NVID 80 /* number of iterations between images displayed on screen */
#define NSEG 250 /* number of segments of boundary */
#define INITIAL_TIME 0 /* time after which to start saving frames */
@@ -175,8 +172,6 @@ updated gradually.
/* particle properties */
// #define ENERGY_HUE_MIN 330.0 /* color of original particle */
// #define ENERGY_HUE_MAX 50.0 /* color of saturated particle */
#define ENERGY_HUE_MIN 360.0 /* color of original particle */
#define ENERGY_HUE_MAX 0.0 /* color of saturated particle */
#define PARTICLE_HUE_MIN 359.0 /* color of original particle */
@@ -193,8 +188,6 @@ updated gradually.
#define EQUILIBRIUM_DIST 3.5 /* Lennard-Jones equilibrium distance */
#define EQUILIBRIUM_DIST_B 3.5 /* Lennard-Jones equilibrium distance for second type of particle */
#define REPEL_RADIUS 15.0 /* radius in which repelling force acts (in units of particle radius) */
// #define DAMPING 45.0 /* damping coefficient of particles */
// #define DAMPING 35.0 /* damping coefficient of particles */
#define DAMPING 18.0 /* damping coefficient of particles */
#define OMEGA_INITIAL 10.0 /* initial angular velocity range */
#define INITIAL_DAMPING 5.0 /* damping coefficient of particles during initial phase */
@@ -215,9 +208,7 @@ updated gradually.
#define MU_XI 0.01 /* friction constant in thermostat */
#define KSPRING_BOUNDARY 1.0e7 /* confining harmonic potential outside simulation region */
#define KSPRING_OBSTACLE 1.0e11 /* harmonic potential of obstacles */
// #define NBH_DIST_FACTOR 2.3 /* radius in which to count neighbours */
#define NBH_DIST_FACTOR 2.7 /* radius in which to count neighbours */
// #define NBH_DIST_FACTOR 4.0 /* radius in which to count neighbours */
#define GRAVITY 5000.0 /* gravity acting on all particles */
#define GRAVITY_X 0.0 /* horizontal gravity acting on all particles */
#define INCREASE_GRAVITY 0 /* set to 1 to increase gravity during the simulation */