Author: eudoxos
Date: 2009-02-26 18:27:54 +0100 (Thu, 26 Feb 2009)
New Revision: 1698
Modified:
trunk/gui/py/utils.py
Log:
1. Enhancement of utils.box from Marco.
Modified: trunk/gui/py/utils.py
===================================================================
--- trunk/gui/py/utils.py 2009-02-26 12:52:04 UTC (rev 1697)
+++ trunk/gui/py/utils.py 2009-02-26 17:27:54 UTC (rev 1698)
@@ -93,14 +93,22 @@
s['isDynamic']=dynamic
return s
-def
box(center,extents,orientation=[1,0,0,0],density=1,young=30e9,poisson=.3,frictionAngle=0.5236,dynamic=True,wire=False,color=None,physParamsClass='BodyMacroParameters'):
+def
box(center,extents,orientation=[1,0,0,0],density=1,young=30e9,poisson=.3,frictionAngle=0.5236,dynamic=True,wire=False,color=None,physParamsClass='BodyMacroParameters',physParamsAttr={}):
"""Create default box (cuboid), with given parameters. Physical
properties such as mass and inertia are calculated automatically."""
b=Body()
if not color: color=randomColor()
b.shape=GeometricalModel('Box',{'extents':extents,'diffuseColor':color,'wire':wire,'visible':True})
b.mold=InteractingGeometry('InteractingBox',{'extents':extents,'diffuseColor':color})
mass=8*extents[0]*extents[1]*extents[2]*density
-
b.phys=PhysicalParameters(physParamsClass,{'se3':[center[0],center[1],center[2],orientation[0],orientation[1],orientation[2],orientation[3]],'refSe3':[center[0],center[1],center[2],orientation[0],orientation[1],orientation[2],orientation[3]],'mass':mass,'inertia':[mass*4*(extents[1]**2+extents[2]**2),mass*4*(extents[0]**2+extents[2]**2),mass*4*(extents[0]**2+extents[1]**2)],'young':young,'poisson':poisson,'frictionAngle':frictionAngle})
+
+ V=extents[0]*extents[1]*extents[2]
+
+
Pp={'se3':[center[0],center[1],center[2],orientation[0],orientation[1],orientation[2],orientation[3]],'refSe3':[center[0],center[1],center[2],orientation[0],orientation[1],orientation[2],orientation[3]],'mass':V*density,'inertia':[mass*4*(extents[1]**2+extents[2]**2),mass*4*(extents[0]**2+extents[2]**2),mass*4*(extents[0]**2+extents[1]**2)],'young':young,'poisson':poisson,'frictionAngle':frictionAngle}
+
+ b.phys=PhysicalParameters(physParamsClass)
+ for k in [attr for attr in Pp.keys() if attr in b.phys.keys()]:
+ b.phys[k]=Pp[k]
+
b.bound=BoundingVolume('AABB',{'diffuseColor':[0,1,0]})
b['isDynamic']=dynamic
return b
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