# Simple bouncing molecules in a 2-D system graphics opengl dim 2 max_species 5 species red max_mol 1000 difc red 3 color red 1 0 0 time_start 0 time_stop 1000 time_step 0.01 boundaries 0 0 100 r boundaries 1 0 100 r mol 100 red u u cmd @ 10 set species green cmd @ 10 set color green 0 1 0 cmd @ 10 set mol 100 green u u cmd @ 20 set difc green 5 cmd @ 50 set reaction rxn red + green -> 0 10 end_file