lvidx103

• TODO: make zsphere endcaps ON the default with flags to switch them off
• TODO: investigate no-shows in gltf viz

Issue : parsurf bbox bigger in z, g4poly bb misses both zsphere ends of capsule

10    10.035                   weight-shell0xc307920 lvidx 103 nsp    567                            union zsphere cylinder   nds[ 36]  4543 4547 4558 4562 4591 4595 4631 4635 4646 4650 ...
      10.035                   weight-shell0xc307920 lvidx 103 nsp    567

 amn (    -10.035   -10.035   -28.510)
 bmn (    -10.035   -10.035   -18.475)
 dmn (      0.000     0.000   -10.035)

 amx (     10.035    10.035    28.510)
 bmx (     10.035    10.035    18.475)
 dmx (      0.000     0.000    10.035)

viz

op --dlv103
    appears as cylinder without the spherical ends

op --dlv103 --gltf 3
op --dlv103 --gltf 1
    huh no show ???

opticks-;opticks-tbool-vi 103

• ~/opticks_refs/lvidx103_tbool_zscy_union_coincidence_wierdness.png

Ahha ... my generated python is not setting the zsphere endcap flags,

78 # generated by tboolean.py : 20170706-1446
79 # opticks-;opticks-tbool 103
80 # opticks-;opticks-tbool-vi 103
81
82
83 a = CSG("cylinder", param = [0.000,0.000,0.000,10.035],param1 = [-18.475,18.475,0.000,0.000])
84 b = CSG("zsphere", param = [0.000,0.000,0.000,10.035],param1 = [0.000,10.035,0.000,0.000])
85 b.transform = [[1.000,0.000,0.000,0.000],[0.000,1.000,0.000,0.000],[0.000,0.000,1.000,0.000],[0.000,0.000,18.475,1.000]]
86 ab = CSG("union", left=a, right=b)

##         a.z                                   -18.475,18.475
##         b.z   0+18.475, 10.035+18.475 ->              18.475, 28.51
##                                                       ^^^^^^^
##                                                 union coincidence z=18.475
##

87
88 c = CSG("zsphere", param = [0.000,0.000,0.000,10.035],param1 = [0.000,10.035,0.000,0.000])
89 c.transform = [[1.000,0.000,0.000,0.000],[0.000,-1.000,-0.000,0.000],[0.000,0.000,-1.000,0.000],[0.000,0.000,-18.475,1.000]]
##
##    hmm transform is flipping y and z signs ?
##               <rotation name="weight-shell0xc307920_rot" unit="deg" x="180" y="0" z="0"/>
##

90 abc = CSG("union", left=ab, right=c)
##
##         c.z    0 -   > 10.035
##              -10.035 -> 0      + ( -18.475 )
##
##                   -28.51 --> -18.475           union coincidence z=-18.475
##
91
92
93
94 obj = abc
95
96 con = CSG("sphere",  param=[0,0,0,10], container="1", containerscale="2", boundary=args.container , poly="IM", resolution="20" )
97 CSG.Serialize([con, obj], args.csgpath )

GDML

36.95/2.
Out[14]: 18.475

1249     <tube aunit="deg" deltaphi="360" lunit="mm" name="WeightMidCylinder0xc307d80" rmax="10.035" rmin="0" startphi="0" z="36.95"/>
1250     <sphere aunit="deg" deltaphi="360" deltatheta="90" lunit="mm" name="WeightTop0xc307e28" rmax="10.035" rmin="0" startphi="0" starttheta="0"/>

1251     <union name="WeightMidCylinder+ChildForweight-shell0xc17e030">
1252       <first ref="WeightMidCylinder0xc307d80"/>
1253       <second ref="WeightTop0xc307e28"/>
1254       <position name="WeightMidCylinder+ChildForweight-shell0xc17e030_pos" unit="mm" x="0" y="0" z="18.475"/>
1255     </union>
1256     <sphere aunit="deg" deltaphi="360" deltatheta="90" lunit="mm" name="WeightBot0xc307f00" rmax="10.035" rmin="0" startphi="0" starttheta="0"/>

1257     <union name="weight-shell0xc307920">
1258       <first ref="WeightMidCylinder+ChildForweight-shell0xc17e030"/>
1259       <second ref="WeightBot0xc307f00"/>
1260       <position name="weight-shell0xc307920_pos" unit="mm" x="0" y="0" z="-18.475"/>
1261       <rotation name="weight-shell0xc307920_rot" unit="deg" x="180" y="0" z="0"/>
1262     </union>

G4DAE

32744 <mesh> 32745 <source id=”weight-shell0xc307920-Pos”> 32746 <float_array count=”150” id=”weight-shell0xc307920-Pos-array”> 32747 10.035 0 18.475 32748 9.69307 2.59725 18.475 32749 8.69056 5.0175 18.475 32750 7.09582 7.09582 18.475 32751 5.0175 8.69056 18.475 32752 2.59725 9.69307 18.475 32753 6.14446e-16 10.035 18.475 32754 -2.59725 9.69307 18.475 32755 -5.0175 8.69056 18.475 32756 -7.09582 7.09582 18.475 32757 -8.69056 5.0175 18.475 32758 -9.69307 2.59725 18.475 32759 -10.035 1.22889e-15 18.475 32760 -9.69307 -2.59725 18.475 32761 -8.69056 -5.0175 18.475 32762 -7.09582 -7.09582 18.475 32763 -5.0175 -8.69056 18.475 32764 -2.59725 -9.69307 18.475 32765 -1.84334e-15 -10.035 18.475 32766 2.59725 -9.69307 18.475 32767 5.0175 -8.69056 18.475 32768 7.09582 -7.09582 18.475 32769 8.69056 -5.0175 18.475 32770 9.69307 -2.59725 18.475 32771 10.035 0 -18.475 32772 9.69307 2.59725 -18.475 32773 8.69056 5.0175 -18.475 32774 7.09582 7.09582 -18.475 32775 5.0175 8.69056 -18.475 32776 2.59725 9.69307 -18.475 32777 6.14446e-16 10.035 -18.475 32778 -2.59725 9.69307 -18.475 32779 -5.0175 8.69056 -18.475 32780 -7.09582 7.09582 -18.475 32781 -8.69056 5.0175 -18.475 32782 -9.69307 2.59725 -18.475 32783 -10.035 1.22889e-15 -18.475 32784 -9.69307 -2.59725 -18.475 32785 -8.69056 -5.0175 -18.475 32786 -7.09582 -7.09582 -18.475 32787 -5.0175 -8.69056 -18.475 32788 -2.59725 -9.69307 -18.475 32789 -1.84334e-15 -10.035 -18.475 32790 2.59725 -9.69307 -18.475 32791 5.0175 -8.69056 -18.475 32792 7.09582 -7.09582 -18.475 32793 8.69056 -5.0175 -18.475 32794 9.69307 -2.59725 -18.475 32795 0 0 18.475 32796 0 0 -18.475 32797 </float_array>