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	tadd example simulation, remove extra ignores - slidergrid - grid of elastic sl…
	git clone git://src.adamsgaard.dk/slidergrid
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	---
	commit f5386a896ba503a6afe938bdb950890b44bb1727
	parent dbdc108fdbb4c7ac7367ca6d93b5987ce0707d44
	Author: Anders Damsgaard Christensen <[email protected]>
	Date: Tue, 19 Apr 2016 16:06:20 -0700

	add example simulation, remove extra ignores

	Diffstat:
	M .gitignore \| 2 --
	A example.c \| 46 +++++++++++++++++++++++++++++…

	2 files changed, 46 insertions(+), 2 deletions(-)
	---
	diff --git a/.gitignore b/.gitignore
	t@@ -13,5 +13,3 @@ tags
	*.log
	*.out
	*.run.xml
	-*.aux
	-*.aux
	diff --git a/example.c b/example.c
	t@@ -0,0 +1,46 @@
	+#include "slidergrid/simulation.h"
	+#include "slidergrid/grid.h"
	+#include "slidergrid/slider.h"
	+
	+#include <stdio.h>
	+
	+// test a regular, 2d, orthogonal grid of sliders
	+simulation setup_simulation()
	+{
	+ // create empty simulation structure with default values
	+ simulation sim = create_simulation();
	+ sim.id = "example";
	+
	+ // initialize grid of sliders
	+ //int nx = 10;
	+ int nx = 2;
	+ int ny = 1;
	+ int nz = 1;
	+ sim.N = nxnynz;
	+ sim.sliders = create_regular_slider_grid(nx, ny, nz, 1.0, 1.0, 1.0);
	+
	+ sim.bond_length_limit = 1.5;
	+
	+ // set slider masses and moments of inertia
	+ int i;
	+ for (i=0; i<sim.N; i++) {
	+
	+ // set default values
	+ initialize_slider_values(&sim.sliders[i]);
	+
	+ // set custom values for certain parameters
	+ sim.sliders[i].mass = 1.0;
	+ sim.sliders[i].moment_of_inertia = 1.0e3;
	+ sim.sliders[i].bond_parallel_kv_stiffness = 1.0e5;
	+ //sim.sliders[i].bond_parallel_kv_viscosity = 1.0e2;
	+ }
	+
	+ sim.sliders[0].vel.x = 0.01;
	+
	+ // set temporal parameters
	+ sim.time = 0.0;
	+ sim.time_end = 10.0;
	+ sim.file_interval = 0.1;
	+
	+ return sim;
	+}