0030865: Samples - sample for 3D version of new OCC logo

Added new Tcl sample "logo2019.tcl" and relevant test demo/samples/logo2019

samples/tcl/logo2019.tcl

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+# The following example constructs a 3D object looking like new OCC logo on top view.
+#
+#Category: Modeling
+#Title: OCC Logo 2019
+
+pload MODELING VISUALIZATION XDE OCAF
+
+# spheric body
+psphere s 1
+box b 0 0 -2 1.5 1.5 4
+bcut sb s b
+
+# toroidal handle
+ptorus t 1 0.5
+trotate t 0 0 0 0 0 1 -90
+ttranslate t 1.5 1.5 0
+bcut tb t b
+
+pcylinder p1 0.5 0.5
+trotate p1 0 0 0 0 0 1 180
+trotate p1 0 0 0 1 0 0 90
+ttranslate p1 0.5 1.5 0
+
+pcylinder p2 0.5 0.5
+trotate p2 0 0 0 0 0 1 180
+trotate p2 0 0 0 1 0 0 90
+trotate p2 0 0 0 0 0 1 90
+ttranslate p2 1 0.5 0
+
+bfuse tp tb p1
+bfuse tp tp p2
+
+# intermediate part
+
+# - get surfaces and edges on half of spheric and toroidal parts for filling
+box b -2 -2 -2 4 4 2
+bcut sbh sb b
+bcut tph tp b
+unset b
+
+explode sbh f
+renamevar sbh_1 sbf
+explode sbf e
+
+explode tph f
+renamevar tph_2 tpf1
+renamevar tph_13 tpf2
+explode tpf1 e
+explode tpf2 e
+
+# - make curved surface by plate
+#plate r 0 4 tpf1_1 tpf1 1 tpf2_3 tpf2 1 sbf_2 sbf 1 sbf_4 sbf 1
+approxplate r1 0 4 tpf1_1 tpf1 0 tpf2_1 tpf2 0 sbf_2 sbf 0 sbf_4 sbf 0 0.00001 100 3 0
+
+# - make solid
+tcopy r1 r2
+tmirror r2 0 0 0 0 0 1
+explode sb f
+explode tp f
+sewing rr 0.001 r1 r2 sb_2 sb_3 tp_2 tp_5
+ssolid rr rs
+
+# rotate all solids by 45 deg to have standard orientation of the logo on top view
+trotate sb 0 0 0 0 0 1 -45
+trotate tp 0 0 0 0 0 1 -45
+trotate rs 0 0 0 0 0 1 -45
+
+# create XDE document
+catch {Close D}
+XNewDoc D
+set main [XNewShape D]
+XAddComponent D $main sb
+XAddComponent D $main tp
+XAddComponent D $main rs
+XUpdateAssemblies D
+SetName D $main "OCC Logo 2019"
+SetName D [XFindShape D sb] "Core"
+SetName D [XFindShape D tp] "Loop"
+SetName D [XFindShape D rs] "Connector"
+XSetColor D sb 1 0.21 0.32
+XSetColor D tp 0 0.667 0.855
+XSetColor D rs 0 0.45 0.69
+
+# display
+vinit
+vsetcolorbg 1 1 1
+vsetdispmode 1
+XDisplay D
+vtop
+vfit

tests/demo/samples/logo2019

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+# test for OCC logo sample
+source $env(CSF_OCCTSamplesPath)/tcl/logo2019.tcl
+
+# make a snapshot
+vdump $imagedir/${test_image}.png
+
+puts "TEST COMPLETED"