diff -urN rt_v40/dat.py rt_v41/dat.py
--- rt_v40/dat.py	2018-05-22 09:48:59.000000000 +0900
+++ rt_v41/dat.py	2018-05-24 20:19:08.000000000 +0900
@@ -12,322 +12,6 @@
 import val
 import img
 
-maps_copen = [ { 'fn': 'copen-090419.jpg', 't2m': [ ax.zoom_all(2) ] } ]
-
-copen = [ {
-	'kind': 'square',
-	'l2m': [],
-	'maps': maps_copen,
-	'm2g': [ ax.zoom_all(50) ],
-},{
-	'kind': 'ball',
-	'def_col': [128,0,0],
-	'l2m': [ ax.zoom_all(20.0/50) ],
-	'maps': maps_copen,
-	'm2g': [ ax.zoom_all(50) ],
-} ]
-
-maps_copen_rep = [ { 'fn': 'copen-090419.jpg', 't2m': [ ax.zoom_all(0.5) ], 'rep': (1,1) } ]
-
-rtd = { 'base':0.1, 'diff': 0, 'reflect': 0.5, 'reflact': 0.5, 'density': 2 }
-
-copen_rep = [ {
-	'kind': 'square',
-	'l2m': [],
-	'maps': maps_copen_rep,
-	'm2g': [ ax.zoom_all(50), ax.slide_z(-20) ],
-},{
-	'kind': 'ball',
-	'rtd': rtd,
-	'def_col': [128,0,0],
-	'm2g': [ ax.zoom_all(20), ax.slide_z(20) ],
-} ]
-
-maps = [
-	{ 'fn': 'IMG_3999_3.mov', 'fn_r': 'IMG_3999_4.mov', 't2m': [ ax.zoom_all(3) ] },
-]
-
-ball = [ {
-	'kind': 'square',
-	'rtd': { 'base': 0.1, 'diff': 1.0, 'reflect': 0.9 },
-	'l2m': [],
-	'maps': maps,
-	'm2g': [ ax.zoom_all(50) ],
-},{
-	'kind': 'ball',
-	'rtd': { 'base':0.1, 'diff': 0, 'reflect': 0.5, 'reflact': 0.5, 'density': 2 },
-	'def_col': [128,0,0],
-	'l2m': [ ax.zoom_all(20.0/50) ],
-	'm2g': [ ax.zoom_all(50) ],
-} ]
-
-cube = [ {
-	'kind': 'square',
-	'rtd': { 'base': 0.1, 'diff': 1.0, 'reflect': 0.9 },
-	'l2m': [],
-	'maps': maps,
-	'm2g': [ ax.zoom_all(50) ],
-},{
-	'kind': 'cube',
-	'rtd': { 'base':0.1, 'diff': 0, 'reflect': 0.5, 'reflact': 0.5, 'density': 2 },
-	'def_col': [128,0,0],
-	'l2m': [ ax.zoom_all(20.0/50) ],
-	'm2g': [ ax.zoom_all(50) ],
-} ]
-
-poly_n_pyramid = [ {
-	'kind': 'square',
-	'rtd': { 'base': 0.1, 'diff': 1.0, 'reflect': 0.9 },
-	'l2m': [],
-	'maps': maps,
-	'm2g': [ ax.zoom_all(50) ],
-},{
-	'kind': 'poly_n_pyramid',
-	'n': 5,
-	'rtd': { 'base':0.1, 'diff': 0, 'reflect': 0.5, 'reflact': 0.5, 'density': 2 },
-	'def_col': [128,0,0],
-	'l2m': [ ax.zoom_z(2), ax.slide_z(-1), ax.zoom_all(20.0/50) ],
-	'm2g': [ ax.zoom_all(50) ],
-} ]
-
-objs = [ {
-	'kind': 'square',
-	'rtd': { 'base': 0.1, 'diff': 1.0, 'reflect': 0.9 },
-	'l2m': [],
-	'maps': maps,
-	'm2g': [ ax.zoom_all(50) ],
-},{
-	'kind': 'ball',
-	'rtd': rtd,
-	'l2m': [ ax.zoom_all(5), ax.slide([-30,-30,0]) ],
-},{
-	'kind': 'cube',
-	'rtd': rtd,
-	'l2m': [ ax.zoom_all(5), ax.slide([-10,-30,0]) ],
-},{
-	'kind': 'tri_prism_side',
-	'rtd': rtd,
-	'l2m': [ ax.zoom_all(5), ax.slide([10,-30,0]) ],
-},{
-	'kind': 'tri_prism',
-	'rtd': rtd,
-	'l2m': [ ax.zoom_all(5), ax.slide([30,-30,0]) ],
-},{
-	'kind': 'poly_n_prism_side',
-	'n': 5,
-	'rtd': rtd,
-	'l2m': [ ax.zoom_all(5), ax.slide([-30,-10,0]) ],
-},{
-	'kind': 'poly_n_prism',
-	'n': 5,
-	'rtd': rtd,
-	'l2m': [ ax.zoom_all(5), ax.slide([-10,-10,0]) ],
-},{
-	'kind': 'pipe_side',
-	'rtd': rtd,
-	'l2m': [ ax.zoom_all(5), ax.slide([10,-10,0]) ],
-},{
-	'kind': 'pipe',
-	'rtd': rtd,
-	'l2m': [ ax.zoom_all(5), ax.slide([30,-10,0]) ],
-},{
-	'kind': 'four_pyramid_side',
-	'rtd': rtd,
-	'l2m': [ ax.zoom_z(2), ax.slide_z(-1), ax.zoom_all(5), ax.slide([-30,10,0]) ],
-},{
-	'kind': 'four_pyramid',
-	'rtd': rtd,
-	'l2m': [ ax.zoom_z(2), ax.slide_z(-1), ax.zoom_all(5), ax.slide([-10,10,0]) ],
-},{
-	'kind': 'tri_pyramid_side',
-	'rtd': rtd,
-	'l2m': [ ax.zoom_z(2), ax.slide_z(-1), ax.zoom_all(5), ax.slide([10,10,0]) ],
-},{
-	'kind': 'tri_pyramid',
-	'rtd': rtd,
-	'l2m': [ ax.zoom_z(2), ax.slide_z(-1), ax.zoom_all(5), ax.slide([30,10,0]) ],
-},{
-	'kind': 'poly_n_pyramid_side',
-	'n': 5,
-	'rtd': rtd,
-	'l2m': [ ax.zoom_z(2), ax.slide_z(-1), ax.zoom_all(5), ax.slide([-30,30,0]) ],
-},{
-	'kind': 'poly_n_pyramid',
-	'n': 5,
-	'rtd': rtd,
-	'l2m': [ ax.zoom_z(2), ax.slide_z(-1), ax.zoom_all(5), ax.slide([-10,30,0]) ],
-},{
-	'kind': 'cone_side',
-	'rtd': rtd,
-	'l2m': [ ax.zoom_z(2), ax.slide_z(-1), ax.zoom_all(5), ax.slide([10,30,0]) ],
-},{
-	'kind': 'cone',
-	'rtd': rtd,
-	'l2m': [ ax.zoom_z(2), ax.slide_z(-1), ax.zoom_all(5), ax.slide([30,30,0]) ],
-} ]
-
-
-r = 1000
-
-ball_world = [ {
-	'kind': 'ball',
-	'rtd': { 'diff': 0.3 },
-	'l2m': [ ax.zoom_all(1.0/1.2) ],
-	'maps': maps,
-	'm2g': [ ax.zoom_all(r*1.2), ax.slide_z(-r/2) ],
-},{
-	'kind': 'circle',
-	'rtd': { 'diff': 0.1, 'reflect': 0.3 },
-	'l2m': [ ax.zoom_all(10) ],
-	'maps': maps,
-	'm2g': [ ax.zoom_all(r/10), ax.slide_z(-r/2) ],
-},{
-	'kind': 'ball',
-	'rtd': rtd,
-	'm2g': [ ax.zoom_all(10), ax.slide_x(10) ]
-},{
-	'kind': 'cube',
-	'rtd': rtd,
-	'm2g': [ ax.zoom_all(7), ax.slide_x(-10) ]
-} ]
-
-ball_world2 = [ {
-	'kind': 'ball',
-	'rtd': { 'diff': 0.3 },
-	'maps': [ { 'fn': 'IMG_3999_3.mov', 'fn_r': 'IMG_3999_4.mov', 'r': 0.3, 'rep': (1,1) } ],
-	'm2g': [ ax.zoom_all(r), ax.slide_z(-r/2) ],
-},{
-	'kind': 'circle',
-	'rtd': { 'diff': 0.1, 'reflect': 0.3 },
-	'm2g': [ ax.zoom_all(r), ax.slide_z(-r/2) ],
-},{
-	'kind': 'ball',
-	'rtd': rtd,
-	'm2g': [ ax.zoom_all(10), ax.slide_x(10) ]
-},{
-	'kind': 'cube',
-	'rtd': rtd,
-	'm2g': [ ax.zoom_all(7), ax.slide_x(-10) ]
-} ]
-
-rxs_test = [ {
-	'kind': 'ball',
-	'rtd': rtd,
-	'm2g': [ ax.zoom_all(10), ax.slide([-15*4,-15*3,-15*2]) ],
-	'rxs': [
-		( 'm2g', 'append', 4, [ ax.slide_x(30) ] ),
-		( 'm2g', 'append', 3, [ ax.slide_y(30) ] ),
-		( 'm2g', 'append', 2, [ ax.slide_z(30) ] ),
-	]
-},{
-	'kind': 'ball',
-	'rtd': { 'diff': 0.3 },
-	'maps': [ { 'fn': 'IMG_3999_3.mov', 'fn_r': 'IMG_3999_4.mov', 'r': 0.3, 'rep': (1,1) } ],
-	'm2g': [ ax.zoom_all(r) ],
-} ]
-
-rxs_check = [ {
-	'kind': 'square',
-	'rtd': { 'diff': 0.8 },
-	'maps': [ { 'fn': 'IMG_3999_3.mov', 'fn_r': 'IMG_3999_4.mov', 't2m': [ ax.zoom_all(4) ] } ],
-	'm2g': [ ax.slide([-8,-8,-2]) ],
-	'rxs': [
-		( 'm2g', 'insert', 2, [ ax.slide([2,2,0]) ] ),
-		( 'm2g', 'insert', 4, [ ax.slide_x(4) ] ),
-		( 'm2g', 'insert', 4, [ ax.slide_y(4) ] ),
-	]
-},{
-	'kind': 'ball',
-	'rtd': rtd,
-	'm2g': [ ax.zoom_all(2) ],
-} ]
-
-rxs_check2 = [ {
-	'kind': 'square',
-	'rtd': { 'diff': 0.8 },
-	'maps': [ { 'fn': 'IMG_3999_3.mov', 'fn_r': 'IMG_3999_4.mov', 't2m': [ ax.zoom_all(40) ] } ],
-	'l2m': [ ax.slide([-8,-8,-2]) ],
-	'rxs': [
-		( 'l2m', 'insert', 2, [ ax.slide([2,2,0]) ] ),
-		( 'l2m', 'insert', 4, [ ax.slide_x(4) ] ),
-		( 'l2m', 'insert', 4, [ ax.slide_y(4) ] ),
-	]
-},{
-	'kind': 'ball',
-	'rtd': rtd,
-	'm2g': [ ax.zoom_all(2) ],
-} ]
-
-export_test = [ {
-	'kind': 'export',
-	'export': 'copen',
-	'm2g': [ ax.zoom_all(0.5), ax.slide([-60,-60,0]) ],
-	'rxs': [
-		( 'm2g', 'append', 3, [ ax.slide_x(60) ] ),
-		( 'm2g', 'append', 3, [ ax.slide_y(60) ] ),
-	],
-} ]
-
-export_test2 = [ {
-	'kind': 'export',
-	'export': 'copen',
-	'm2g': [ ax.zoom_all(0.5), ax.slide([-60,-60,0]) ],
-	'rxs': [
-		( 'm2g', 'append', 3, [ ax.slide_x(60) ] ),
-		( 'm2g', 'append', 3, [ ax.slide_y(60) ] ),
-	],
-	'maps': [ { 'fn': 'IMG_3999_3.mov', 'fn_r': 'IMG_3999_4.mov', 't2m': [ ax.zoom_all(100) ] } ],
-} ]
-
-export_test3 = [ {
-	'kind': 'export',
-	'export': 'copen',
-	'l2m': [ ax.zoom_all(0.5), ax.slide([-60,-60,0]) ],
-	'rxs': [
-		( 'l2m', 'append', 3, [ ax.slide_x(60) ] ),
-		( 'l2m', 'append', 3, [ ax.slide_y(60) ] ),
-	],
-	'maps': [ { 'fn': 'IMG_3999_3.mov', 'fn_r': 'IMG_3999_4.mov', 't2m': [ ax.zoom_all(500) ] } ],
-} ]
-
-colosseum_base = [ {
-	'kind': 'cube',
-	'rtd': rtd,
-	'm2g': [ ax.zoom_z(10), ax.slide_x(20) ],
-	'rxs': [ ( 'm2g', 'append', 16, [ ax.rot_z(360.0/16) ] ) ],
-} ]
-
-colosseum = [ {
-	'kind': 'export',
-	'export': 'colosseum_base',
-},{
-	'kind': 'ball',
-	'rtd': { 'diff': 0.3 },
-	'maps': [
-		{ 'fn': 'IMG_3999_3.mov', 'fn_r': 'IMG_3999_3.mov', 't2m': [ ax.zoom_all(2), ax.rot_x(90) ] },
-		{ 'fn': 'IMG_3999_4.mov', 'fn_r': 'IMG_3999_4.mov', 't2m': [ ax.zoom_all(2), ax.rot_x(90), ax.rot_z(180) ] },
-	],
-	'm2g': [ ax.zoom_all(500) ],
-} ]
-
-colosseum2 = [ {
-	'kind': 'export',
-	'export': 'colosseum_base',
-	'm2g': [ ax.slide_z(-20) ],
-	'rxs': [
-		( 'm2g', 'append', 3, [ ax.zoom_all(1.5) ] ),
-		( 'm2g', 'append', 3, [ ax.zoom_all(0.8), ax.slide_z(20) ] ),
-	],
-},{
-	'kind': 'ball',
-	'rtd': { 'diff': 0.3 },
-	'maps': [
-		{ 'fn': 'IMG_3999_4.mov', 'fn_r': 'IMG_3999_4.mov', 't2m': [ ax.zoom_all(2), ax.rot_x(90) ] },
-		{ 'fn': 'IMG_3999_4.mov', 'fn_r': 'IMG_3999_4.mov', 't2m': [ ax.zoom_all(2), ax.rot_x(90), ax.rot_z(180) ] },
-	],
-	'm2g': [ ax.zoom_all(500) ],
-} ]
-
 lights = [
 	{ 'p': mt.arr( [1,-1,-1] ) * 30, 'e': 2.5 },
 	{ 'p': mt.arr( [-1,1,1] ) * 30, 'e': 2.5 },
@@ -387,6 +71,18 @@
 	if not m.get('rep'):
 		m['rep'] = (0,0)
 
+def setup_ydic(o):
+	t = type(o)
+	if t == list:
+		return list( map( setup_ydic, o ) )
+	if t == dict:
+		return dict( map( lambda k: ( k, setup_ydic( o.get(k) ) ), o.keys() ) )
+	if t == str and o.startswith('ax.'):
+		return eval(o)
+	return o
+
+ydic = setup_ydic( ut.yaml_load( ut.arg_s('yaml', 'dat.yaml'), {} ) )
+
 def d_setup(d):
 	# return lst [d]
 
@@ -620,7 +316,7 @@
 	###
 
 	if kind == 'export' and 'export' in d:
-		data = eval( d.get('export') )
+		data = ydic.get( d.get('export'), [] )
 		data = ut.map_lst( d_copy, data )
 		ds = []
 		for d_ in data:
@@ -646,7 +342,7 @@
 
 def setup():
 	data_name = ut.arg_s('data_name', 'copen')
-	data = eval( data_name )
+	data = ydic.get(data_name, [])
 	data = sum( map( d_setup, data ), [] )
 	#print('data={}'.format(data))
 	val.cli.set_prop('data', typ_data, data)
diff -urN rt_v40/dat.yaml rt_v41/dat.yaml
--- rt_v40/dat.yaml	1970-01-01 09:00:00.000000000 +0900
+++ rt_v41/dat.yaml	2018-05-24 20:19:08.000000000 +0900
@@ -0,0 +1,294 @@
+copen:
+- kind: square
+  maps:
+  - fn: copen-090419.jpg
+    t2m: [ ax.zoom_all(2) ]
+  m2g: [ ax.zoom_all(50) ]
+- kind: ball
+  def_col: [128,0,0]
+  l2m: [ ax.zoom_all(20.0/50) ]
+  maps:
+  - fn: copen-090419.jpg
+    t2m: [ ax.zoom_all(2) ]
+  m2g: [ ax.zoom_all(50) ]
+
+copen_rep:
+- kind: square
+  maps:
+  - fn: copen-090419.jpg
+    t2m: [ ax.zoom_all(0.5) ]
+    rep: [1,1]
+  m2g: [ ax.zoom_all(50), ax.slide_z(-20) ]
+- kind: ball
+  rtd: { base: 0.1, diff: 0, reflect: 0.5, reflact: 0.5, density: 2 }
+  def_col: [128,0,0]
+  m2g: [ ax.zoom_all(20), ax.slide_z(20) ]
+
+ball:
+- kind: square
+  rtd: { base: 0.1, diff: 1.0, reflect: 0.9 }
+  maps:
+  - fn: IMG_3999_3.mov
+    fn_r: IMG_3999_4.mov
+    t2m: [ ax.zoom_all(3) ]
+  m2g: [ ax.zoom_all(50) ]
+- kind: ball
+  rtd: { base: 0.1, diff: 0, reflect: 0.5, reflact: 0.5, density: 2 }
+  def_col: [128,0,0]
+  l2m: [ ax.zoom_all(20.0/50) ]
+  m2g: [ ax.zoom_all(50) ]
+
+cube:
+- kind: square
+  rtd: { base: 0.1, diff: 1.0, reflect: 0.9 }
+  maps:
+  - fn: IMG_3999_3.mov
+    fn_r: IMG_3999_4.mov
+    t2m: [ ax.zoom_all(3) ]
+  m2g: [ ax.zoom_all(50) ]
+- kind: cube
+  rtd: { base: 0.1, diff: 0, reflect: 0.5, reflact: 0.5, density: 2 }
+  def_col: [128,0,0]
+  l2m: [ ax.zoom_all(20.0/50) ]
+  m2g: [ ax.zoom_all(50) ]
+
+poly_n_pyramid:
+- kind: square
+  rtd: { base: 0.1, diff: 1.0, reflect: 0.9 }
+  maps:
+  - fn: IMG_3999_3.mov
+    fn_r: IMG_3999_4.mov
+    t2m: [ ax.zoom_all(3) ]
+  m2g: [ ax.zoom_all(50) ]
+- kind: poly_n_pyramid
+  n: 5
+  rtd: { base: 0.1, diff: 0, reflect: 0.5, reflact: 0.5, density: 2 }
+  def_col: [128,0,0]
+  l2m: [ ax.zoom_z(2), ax.slide_z(-1), ax.zoom_all(20.0/50) ]
+  m2g: [ ax.zoom_all(50) ]
+
+objs:
+- kind: square
+  rtd: { base: 0.1, diff: 1.0, reflect: 0.9 }
+  maps:
+  - fn: IMG_3999_3.mov
+    fn_r: IMG_3999_4.mov
+    t2m: [ ax.zoom_all(3) ]
+  m2g: [ ax.zoom_all(50) ]
+- kind: ball
+  rtd: { base: 0.1, diff: 0, reflect: 0.5, reflact: 0.5, density: 2 }
+  l2m: [ ax.zoom_all(5), 'ax.slide([-30,-30,0])' ]
+- kind: cube
+  rtd: { base: 0.1, diff: 0, reflect: 0.5, reflact: 0.5, density: 2 }
+  l2m: [ ax.zoom_all(5), 'ax.slide([-10,-30,0])' ]
+- kind: tri_prism_side
+  rtd: { base: 0.1, diff: 0, reflect: 0.5, reflact: 0.5, density: 2 }
+  l2m: [ ax.zoom_all(5), 'ax.slide([10,-30,0])' ]
+- kind: tri_prism
+  rtd: { base: 0.1, diff: 0, reflect: 0.5, reflact: 0.5, density: 2 }
+  l2m: [ ax.zoom_all(5), 'ax.slide([30,-30,0])' ]
+- kind: poly_n_prism_side
+  n: 5
+  rtd: { base: 0.1, diff: 0, reflect: 0.5, reflact: 0.5, density: 2 }
+  l2m: [ ax.zoom_all(5), 'ax.slide([-30,-10,0])' ]
+- kind: poly_n_prism
+  n: 5
+  rtd: { base: 0.1, diff: 0, reflect: 0.5, reflact: 0.5, density: 2 }
+  l2m: [ ax.zoom_all(5), 'ax.slide([-10,-10,0])' ]
+- kind: pipe_side
+  rtd: { base: 0.1, diff: 0, reflect: 0.5, reflact: 0.5, density: 2 }
+  l2m: [ ax.zoom_all(5), 'ax.slide([10,-10,0])' ]
+- kind: pipe
+  rtd: { base: 0.1, diff: 0, reflect: 0.5, reflact: 0.5, density: 2 }
+  l2m: [ ax.zoom_all(5), 'ax.slide([30,-10,0])' ]
+- kind: four_pyramid_side
+  rtd: { base: 0.1, diff: 0, reflect: 0.5, reflact: 0.5, density: 2 }
+  l2m: [ ax.zoom_z(2), ax.slide_z(-1), ax.zoom_all(5), 'ax.slide([-30,10,0])' ]
+- kind: four_pyramid
+  rtd: { base: 0.1, diff: 0, reflect: 0.5, reflact: 0.5, density: 2 }
+  l2m: [ ax.zoom_z(2), ax.slide_z(-1), ax.zoom_all(5), 'ax.slide([-10,10,0])' ]
+- kind: tri_pyramid_side
+  rtd: { base: 0.1, diff: 0, reflect: 0.5, reflact: 0.5, density: 2 }
+  l2m: [ ax.zoom_z(2), ax.slide_z(-1), ax.zoom_all(5), 'ax.slide([10,10,0])' ]
+- kind: tri_pyramid
+  rtd: { base: 0.1, diff: 0, reflect: 0.5, reflact: 0.5, density: 2 }
+  l2m: [ ax.zoom_z(2), ax.slide_z(-1), ax.zoom_all(5), 'ax.slide([30,10,0])' ]
+- kind: poly_n_pyramid_side
+  n: 5
+  rtd: { base: 0.1, diff: 0, reflect: 0.5, reflact: 0.5, density: 2 }
+  l2m: [ ax.zoom_z(2), ax.slide_z(-1), ax.zoom_all(5), 'ax.slide([-30,30,0])' ]
+- kind: poly_n_pyramid
+  n: 5
+  rtd: { base: 0.1, diff: 0, reflect: 0.5, reflact: 0.5, density: 2 }
+  l2m: [ ax.zoom_z(2), ax.slide_z(-1), ax.zoom_all(5), 'ax.slide([-10,30,0])' ]
+- kind: cone_side
+  rtd: { base: 0.1, diff: 0, reflect: 0.5, reflact: 0.5, density: 2 }
+  l2m: [ ax.zoom_z(2), ax.slide_z(-1), ax.zoom_all(5), 'ax.slide([10,30,0])' ]
+- kind: cone
+  rtd: { base: 0.1, diff: 0, reflect: 0.5, reflact: 0.5, density: 2 }
+  l2m: [ ax.zoom_z(2), ax.slide_z(-1), ax.zoom_all(5), 'ax.slide([30,30,0])' ]
+
+ball_world:
+- kind: ball
+  rtd: { diff: 0.3 }
+  l2m: [ ax.zoom_all(1.0/1.2) ]
+  maps:
+  - fn: IMG_3999_3.mov
+    fn_r: IMG_3999_4.mov
+    t2m: [ ax.zoom_all(3) ]
+  m2g: [ ax.zoom_all(1000*1.2), ax.slide_z(-1000/2) ]
+- kind: circle
+  rtd: { diff: 0.1, reflect: 0.3 }
+  l2m: [ ax.zoom_all(10) ]
+  maps:
+  - fn: IMG_3999_3.mov
+    fn_r: IMG_3999_4.mov
+    t2m: [ ax.zoom_all(3) ]
+  m2g: [ ax.zoom_all(1000/10), ax.slide_z(-1000/2) ]
+- kind: ball
+  rtd: { base: 0.1, diff: 0, reflect: 0.5, reflact: 0.5, density: 2 }
+  m2g: [ ax.zoom_all(10), ax.slide_x(10) ]
+- kind: cube
+  rtd: { base: 0.1, diff: 0, reflect: 0.5, reflact: 0.5, density: 2 }
+  m2g: [ ax.zoom_all(7), ax.slide_x(-10) ]
+
+ball_world2:
+- kind: ball
+  rtd: { diff: 0.3 }
+  maps:
+  - fn: IMG_3999_3.mov
+    fn_r: IMG_3999_4.mov
+    r: 0.3
+    rep: [1,1]
+  m2g: [ ax.zoom_all(1000), ax.slide_z(-1000/2) ]
+- kind: circle
+  rtd: { diff: 0.1, reflect: 0.3 }
+  m2g: [ ax.zoom_all(1000), ax.slide_z(-1000/2) ]
+- kind: ball
+  rtd: { base: 0.1, diff: 0, reflect: 0.5, reflact: 0.5, density: 2 }
+  m2g: [ ax.zoom_all(10), ax.slide_x(10) ]
+- kind: cube
+  rtd: { base: 0.1, diff: 0, reflect: 0.5, reflact: 0.5, density: 2 }
+  m2g: [ ax.zoom_all(7), ax.slide_x(-10) ]
+
+rxs_test:
+- kind: ball
+  rtd: { base: 0.1, diff: 0, reflect: 0.5, reflact: 0.5, density: 2 }
+  m2g: [ ax.zoom_all(10), 'ax.slide([-15*4,-15*3,-15*2])' ]
+  rxs:
+  - [ m2g, append, 4, [ ax.slide_x(30) ] ]
+  - [ m2g, append, 3, [ ax.slide_y(30) ] ]
+  - [ m2g, append, 2, [ ax.slide_z(30) ] ]
+- kind: ball
+  rtd: { diff: 0.3 }
+  maps:
+  - fn: IMG_3999_3.mov
+    fn_r: IMG_3999_4.mov
+    r: 0.3
+    rep: [1,1]
+  m2g: [ ax.zoom_all(1000) ]
+
+rxs_check:
+- kind: square
+  rtd: { diff: 0.8 }
+  maps:
+  - fn: IMG_3999_3.mov
+    fn_r: IMG_3999_4.mov
+    t2m: [ ax.zoom_all(4) ]
+  m2g: [ 'ax.slide([-8,-8,-2])' ]
+  rxs:
+  - [ m2g, insert, 2, [ 'ax.slide([2,2,0])' ] ]
+  - [ m2g, insert, 4, [ ax.slide_x(4) ] ]
+  - [ m2g, insert, 4, [ ax.slide_y(4) ] ]
+- kind: ball
+  rtd: { base: 0.1, diff: 0, reflect: 0.5, reflact: 0.5, density: 2 }
+  m2g: [ ax.zoom_all(2) ]
+
+rxs_check2:
+- kind: square
+  rtd: { diff: 0.8 }
+  maps:
+  - fn: IMG_3999_3.mov
+    fn_r: IMG_3999_4.mov
+    t2m: [ ax.zoom_all(40) ]
+  l2m: [ 'ax.slide([-8,-8,-2])' ]
+  rxs:
+  - [ l2m, insert, 2, [ 'ax.slide([2,2,0])' ] ]
+  - [ l2m, insert, 4, [ ax.slide_x(4) ] ]
+  - [ l2m, insert, 4, [ ax.slide_y(4) ] ]
+- kind: ball
+  rtd: { base: 0.1, diff: 0, reflect: 0.5, reflact: 0.5, density: 2 }
+  m2g: [ ax.zoom_all(2) ]
+
+export_test:
+- kind: export
+  export: copen
+  m2g: [ ax.zoom_all(0.5), 'ax.slide([-60,-60,0])' ]
+  rxs:
+  - [ m2g, append, 3, [ ax.slide_x(60) ] ]
+  - [ m2g, append, 3, [ ax.slide_y(60) ] ]
+
+export_test2:
+- kind: export
+  export: copen
+  m2g: [ ax.zoom_all(0.5), 'ax.slide([-60,-60,0])' ]
+  rxs:
+  - [ m2g, append, 3, [ ax.slide_x(60) ] ]
+  - [ m2g, append, 3, [ ax.slide_y(60) ] ]
+  maps:
+  - fn: IMG_3999_3.mov
+    fn_r: IMG_3999_4.mov
+    t2m: [ ax.zoom_all(100) ]
+
+export_test3:
+- kind: export
+  export: copen
+  l2m: [ ax.zoom_all(0.5), 'ax.slide([-60,-60,0])' ]
+  rxs:
+  - [ l2m, append, 3, [ ax.slide_x(60) ] ]
+  - [ l2m, append, 3, [ ax.slide_y(60) ] ]
+  maps:
+  - fn: IMG_3999_3.mov
+    fn_r: IMG_3999_4.mov
+    t2m: [ ax.zoom_all(500) ]
+
+colosseum_base:
+- kind: cube
+  rtd: { base: 0.1, diff: 0, reflect: 0.5, reflact: 0.5, density: 2 }
+  m2g: [ ax.zoom_z(10), ax.slide_x(20) ]
+  rxs:
+  - [ m2g, append, 16, [ ax.rot_z(360.0/16) ] ]
+
+colosseum:
+- kind: export
+  export: colosseum_base
+- kind: ball
+  rtd: { diff: 0.3 }
+  maps:
+  - fn: IMG_3999_3.mov
+    fn_r: IMG_3999_3.mov
+    t2m: [ ax.zoom_all(2), ax.rot_x(90) ]
+  - fn: IMG_3999_4.mov
+    fn_r: IMG_3999_4.mov
+    t2m: [ ax.zoom_all(2), ax.rot_x(90), ax.rot_z(180) ]
+  m2g: [ ax.zoom_all(500) ]
+
+colosseum2:
+- kind: export
+  export: colosseum_base
+  m2g: [ ax.slide_z(-20) ]
+  rxs:
+  - [ m2g, append, 3, [ ax.zoom_all(1.5) ] ]
+  - [ m2g, append, 3, [ ax.zoom_all(0.8), ax.slide_z(20) ] ]
+- kind: ball
+  rtd: { diff: 0.3 }
+  maps:
+  - fn: IMG_3999_4.mov
+    fn_r: IMG_3999_4.mov
+    t2m: [ ax.zoom_all(2), ax.rot_x(90) ]
+  - fn: IMG_3999_4.mov
+    fn_r: IMG_3999_4.mov
+    t2m: [ ax.zoom_all(2), ax.rot_x(90), ax.rot_z(180) ]
+  m2g: [ ax.zoom_all(500) ]
+
+# EOF
diff -urN rt_v40/dat2.yaml rt_v41/dat2.yaml
--- rt_v40/dat2.yaml	1970-01-01 09:00:00.000000000 +0900
+++ rt_v41/dat2.yaml	2018-05-24 23:57:47.000000000 +0900
@@ -0,0 +1,40 @@
+pillar:
+- kind: cube
+  rtd: { base: 0.1, diff: 0, reflect: 0.5, reflact: 0.5, density: 2 }
+  m2g: [ ax.zoom_z(10) ]
+- kind: pipe
+  rtd: { base: 0.1, diff: 0, reflect: 0.5, reflact: 0.5, density: 2 }
+  m2g: [ 'ax.zoom([2,2,1])', ax.slide_z(-11) ]
+  rxs:
+  - [ m2g, append, 2, [ ax.slide_z(22) ] ]
+
+big_ball:
+- kind: ball
+  rtd: { diff: 0.3 }
+  maps:
+  - fn: IMG_3999_4.mov
+    fn_r: IMG_3999_4.mov
+    t2m: [ ax.zoom_all(2), ax.rot_x(90) ]
+  - fn: IMG_3999_4.mov
+    fn_r: IMG_3999_4.mov
+    t2m: [ ax.zoom_all(2), ax.rot_x(90), ax.rot_z(180) ]
+  m2g: [ ax.zoom_all(500) ]
+
+colosseum:
+- kind: export
+  export: pillar
+  m2g: [ ax.slide_x(20) ]
+  rxs:
+  - [ m2g, append, 16, [ ax.rot_z(360.0/16) ] ]
+- kind: pipe
+  rtd: { base: 0.1, diff: 0, reflect: 0.5, reflact: 0.5, density: 2 }
+  m2g: [ 'ax.zoom([24,24,1])', ax.slide_z(-13) ]
+  rxs:
+  - [ m2g, append, 2, [ ax.slide_z(26) ] ]
+- kind: ball
+  rtd: { base: 0.1, diff: 0, reflect: 0.5, reflact: 0.5, density: 2 }
+  m2g: [ ax.zoom_all(6) ]
+- kind: export
+  export: big_ball
+
+# EOF
diff -urN rt_v40/ut.py rt_v41/ut.py
--- rt_v40/ut.py	2018-05-19 17:55:01.000000000 +0900
+++ rt_v41/ut.py	2018-05-24 20:19:08.000000000 +0900
@@ -7,6 +7,7 @@
 import subprocess
 from decimal import *
 import threading
+import yaml
 
 def err_msg(s):
 	sys.stderr.write(s + '\n')
@@ -259,4 +260,17 @@
 	e.lock = lambda : e.obj.acquire()
 	e.unlock = lambda : e.obj.release()
 	return e
+###
+
+def yaml_load(fname, def_val):
+	v = def_val
+	with open(fname, 'r') as f:
+		v = yaml.load(f)
+	return v
+
+yaml_dump = lambda v, default_flow_style=False: yaml.dump( v, default_flow_style=default_flow_style )
+
+def yaml_save(fname, v, default_flow_style=False):
+	file_write( fname, yaml_dump(v) )
+
 # EOF