本文整理汇总了Python中utility.coercexform函数的典型用法代码示例。如果您正苦于以下问题：Python coercexform函数的具体用法？Python coercexform怎么用？Python coercexform使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。
在下文中一共展示了coercexform函数的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: XformMultiply
def XformMultiply(xform1, xform2):
"""Multiplies two transformation matrices, where result = xform1 * xform2
Parameters:
xform1 = List or Rhino.Geometry.Transform. The first 4x4 transformation matrix to multiply.
xform2 = List or Rhino.Geometry.Transform. The second 4x4 transformation matrix to multiply.
Returns:
result transformation on success
Example:
import rhinoscriptsyntax as rs
import math
objs = rs.GetObjects("Select objects to shear")
if objs:
cplane = rs.ViewCPlane()
cob = rs.XformChangeBasis(rs.WorldXYPlane(), cplane)
shear2d = rs.XformIdentity()
shear2d[0,2] = math.tan(math.radians(45.0))
cob_inv = rs.XformChangeBasis(cplane, rs.WorldXYPlane())
temp = rs.XformMultiply(shear2d, cob)
xform = rs.XformMultiply(cob_inv, temp)
rs.TransformObjects( objs, xform, True )
See Also:
XformPlanarProjection
XformRotation
XformScale
XformShear
XformTranslation
"""
xform1 = rhutil.coercexform(xform1, True)
xform2 = rhutil.coercexform(xform2, True)
return xform1*xform2示例2: XformMultiply
def XformMultiply(xform1, xform2):
"""Multiplies two transformation matrices, where result = xform1 * xform2
Returns:
result transformation on success
"""
xform1 = rhutil.coercexform(xform1, True)
xform2 = rhutil.coercexform(xform2, True)
return xform1*xform2示例3: XformCompare
def XformCompare(xform1, xform2):
"""Compares two transformation matrices
Parameters:
xform1, xform2 = matrices to compare
Returns:
-1 if xform1<xform2
1 if xform1>xform2
0 if xform1=xform2
"""
xform1 = rhutil.coercexform(xform1, True)
xform2 = rhutil.coercexform(xform2, True)
return xform1.CompareTo(xform2)示例4: XformDeterminant
def XformDeterminant(xform):
"""Returns the determinant of a transformation matrix. If the determinant
of a transformation matrix is 0, the matrix is said to be singular. Singular
matrices do not have inverses.
"""
xform = rhutil.coercexform(xform, True)
return xform.Determinant示例5: IsXformZero
def IsXformZero(xform):
"verifies that a matrix is a zero transformation matrix"
xform = rhutil.coercexform(xform, True)
for i in range(4):
for j in range(4):
if xform[i,j]!=0: return False
return True示例6: IsXformSimilarity
def IsXformSimilarity(xform):
"""Verifies a matrix is a similarity transformation. A similarity
transformation can be broken into a sequence of dialations, translations,
rotations, and reflections
"""
xform = rhutil.coercexform(xform, True)
return xform.SimilarityType!=Rhino.Geometry.TransformSimilarityType.NotSimilarity示例7: LineTransform
def LineTransform(line, xform):
"""Transforms a line
Parameters:
line = the line to transform
xform = the transformation to apply
Returns:
transformed line
Example:
import rhinoscriptsyntax as rs
line = (0,0,0), (10,10,0)
rs.AddLine( line[0], line[1] )
plane = rs.WorldXYPlane()
xform = rs.XformRotation(30, plane.Zaxis, plane.Origin)
line = rs.LineTransform(line, xform)
rs.AddLine( line.From, line.To )
See Also:
LineClosestPoint
LineIsFartherThan
LineMaxDistanceTo
LineMinDistanceTo
LinePlane
"""
line = rhutil.coerceline(line, True)
xform = rhutil.coercexform(xform, True)
success = line.Transform(xform)
if not success: raise Execption("unable to transform line")
return line示例8: XformInverse
def XformInverse(xform):
"""Returns the inverse of a non-singular transformation matrix
Returns None on error
"""
xform = rhutil.coercexform(xform, True)
rc, inverse = xform.TryGetInverse()
if not rc: return scriptcontext.errorhandler()
return inverse示例9: PlaneTransform
def PlaneTransform(plane, xform):
"""Transforms a plane
Parameters:
plane = Plane to transform
xform = Transformation to apply
"""
plane = rhutil.coerceplane(plane, True)
xform = rhutil.coercexform(xform, True)
rc = Rhino.Geometry.Plane(plane)
if rc.Transform(xform): return rc示例10: PointArrayTransform
def PointArrayTransform(points, xform):
"""Transforms a list of 3D points
Parameters:
points = list of 3D points
xform = transformation to apply
Returns:
list of transformed points on success
"""
points = rhutil.coerce3dpointlist(points, True)
xform = rhutil.coercexform(xform, True)
return [xform*point for point in points]示例11: PlaneTransform
def PlaneTransform(plane, xform):
"""Transforms a plane
Parameters:
plane = OnPlane or On3dmConstructionPlane
xform =
"""
plane = rhutil.coerceplane(plane, True)
xform = rhutil.coercexform(xform, True)
rc = Rhino.Geometry.Plane(plane)
if rc.Transform(xform): return rc
return scriptcontext.errorhandler()示例12: PointTransform
def PointTransform(point, xform):
"""Transforms a 3D point
Paramters:
point = the point to transform
xform = a valid 4x4 transformation matrix
Returns:
transformed vector on success
"""
point = rhutil.coerce3dpoint(point, True)
xform = rhutil.coercexform(xform, True)
return xform*point示例13: VectorTransform
def VectorTransform(vector, xform):
"""Transforms a 3D vector
Paramters:
vector = the vector to transform
xform = a valid 4x4 transformation matrix
Returns:
transformed vector on success
"""
vector = rhutil.coerce3dvector(vector, True)
xform = rhutil.coercexform(xform, True)
return xform*vector示例14: XformCompare
def XformCompare(xform1, xform2):
"""Compares two transformation matrices
Parameters:
xform1, xform2 = matrices to compare
Returns:
-1 if xform1<xform2
1 if xform1>xform2
0 if xform1=xform2
Example:
import rhinoscriptsyntax as rs
xform0 = rs.XformZero()
xform1 = rs.XformIdentity()
print rs.XformCompare(xform0, xform1)
See Also:
IsXformIdentity
IsXformSimilarity
IsXformZero
"""
xform1 = rhutil.coercexform(xform1, True)
xform2 = rhutil.coercexform(xform2, True)
return xform1.CompareTo(xform2)示例15: LineTransform
def LineTransform(line, xform):
"""Transforms a line
Parameters:
line = the line to transform
xform = the transformation to apply
Returns:
transformed line
"""
line = rhutil.coerceline(line, True)
xform = rhutil.coercexform(xform, True)
success = line.Transform(xform)
if not success: raise Execption("unable to transform line")
return line