This routine deterministically refines a triangle by bisecting all the edges and connect these bisection points to form new triangles.
Thus, after calling REFINE2D once, a triangle will be tessellated into 4 triangles.
refine2d
The following command file will refine an input triangulation for resampling.
read / avs / generic_source.inp / mo_z
refine2d
refine2d
refine2d
refine2d
refine2d
read / avs / generic_template.inp / mo_sink
cmo / addatt / mo_z / zsave / vdouble / scalar / nnodes
cmo / addatt / mo_sink / zsave / vdouble / scalar / nnodes
cmo / copyatt / mo_z / mo_z / zsave / zic
cmo / setatt / mo_z / zic / 1 0 0 / 0.0
cmo / setatt / mo_sink / zic / 1 0 0 / 0.0
interpolate / continuous / mo_sink / zsave / 1 0 0 / &
mo_z / zsave / nearest zsave
cmo / copyatt / mo_sink / mo_sink / zic / zsave
cmo / setatt / mo_sink / itetclr / 1 0 0 / 1
dump / gmv / generic_out.gmv / mo_sink
finish