cleanup: typos

9 files changed, 24 insertions, 24 deletions

diff --git a/release/scripts/freestyle/modules/freestyle/chainingiterators.py b/release/scripts/freestyle/modules/freestyle/chainingiterators.py
index 52f22b3e8be..fc9de6475b2 100644
--- a/release/scripts/freestyle/modules/freestyle/chainingiterators.py
+++ b/release/scripts/freestyle/modules/freestyle/chainingiterators.py
@@ -275,7 +275,7 @@ class pySketchyChainSilhouetteIterator(ChainingIterator):
 
 class pySketchyChainingIterator(ChainingIterator):
     """
-    Chaining iterator designed for sketchy style.  It chaines the same
+    Chaining iterator designed for sketchy style. It chains the same
     ViewEdge several times in order to produce multiple strokes per
     ViewEdge.
     """
@@ -320,7 +320,7 @@ class pyFillOcclusionsRelativeChainingIterator(ChainingIterator):
 
        Builds a pyFillOcclusionsRelativeChainingIterator object.
 
-       :arg percent: The maximul length of the occluded part, expressed
+       :arg percent: The maximal length of the occluded part, expressed
            in a percentage of the total chain length.
        :type percent: float
     """
@@ -454,7 +454,7 @@ class pyFillOcclusionsAbsoluteAndRelativeChainingIterator(ChainingIterator):
 
        Builds a pyFillOcclusionsAbsoluteAndRelativeChainingIterator object.
 
-       :arg percent: The maximul length of the occluded part as a
+       :arg percent: The maximal length of the occluded part as a
            percentage of the total chain length.
        :type percent: float
        :arg l: Absolute length.
@@ -524,7 +524,7 @@ class pyFillQi0AbsoluteAndRelativeChainingIterator(ChainingIterator):
 
        Builds a pyFillQi0AbsoluteAndRelativeChainingIterator object.
 
-       :arg percent: The maximul length of the occluded part as a
+       :arg percent: The maximal length of the occluded part as a
            percentage of the total chain length.
        :type percent: float
        :arg l: Absolute length.
diff --git a/release/scripts/freestyle/modules/freestyle/shaders.py b/release/scripts/freestyle/modules/freestyle/shaders.py
index 93a7b270544..61365e8dd87 100644
--- a/release/scripts/freestyle/modules/freestyle/shaders.py
+++ b/release/scripts/freestyle/modules/freestyle/shaders.py
@@ -189,7 +189,7 @@ class pyConstantThicknessShader(StrokeShader):
 
 class pyFXSVaryingThicknessWithDensityShader(StrokeShader):
     """
-    Assings thickness to a stroke based on the density of the diffuse map.
+    Assigns thickness to a stroke based on the density of the diffuse map.
     """
     def __init__(self, wsize, threshold_min, threshold_max, thicknessMin, thicknessMax):
         StrokeShader.__init__(self)
@@ -600,7 +600,7 @@ class pyTimeColorShader(StrokeShader):
 
 class pySamplingShader(StrokeShader):
     """
-    Resamples the stroke, which gives the stroke the ammount of
+    Resamples the stroke, which gives the stroke the amount of
     vertices specified.
     """
     def __init__(self, sampling):
@@ -776,7 +776,7 @@ class pyTVertexRemoverShader(StrokeShader):
 
 class pyHLRShader(StrokeShader):
     """
-    Controlls visibility based upon the quantative invisibility (QI)
+    Controls visibility based upon the quantitative invisibility (QI)
     based on hidden line removal (HLR).
     """
     def shade(self, stroke):
@@ -874,7 +874,7 @@ class pyBluePrintCirclesShader(StrokeShader):
         R = self.__random_radius
         C = self.__random_center
 
-        # The directions (and phases) are calculated using a seperate
+        # The directions (and phases) are calculated using a separate
         # function decorated with an lru-cache. This guarantees that
         # the directions (involving sin and cos) are calculated as few
         # times as possible.
@@ -942,7 +942,7 @@ class pyBluePrintEllipsesShader(StrokeShader):
                 c = prev_center + (center - prev_center) * phase
                 svert.point = (c.x + r.x * direction.x, c.y + r.y * direction.y)
 
-        # remove exessive vertices
+        # remove excess vertices
         if not it.is_end:
             it.increment()
             for sv in tuple(it):
@@ -1004,7 +1004,7 @@ class pyBluePrintSquaresShader(StrokeShader):
             points = tuple(p + rand for (p, rand) in zip(points, randomization_mat))
 
 
-        # substract even from uneven; result is length four tuple of vectors
+        # subtract even from uneven; result is length four tuple of vectors
         it = iter(points)
         old_vecs = tuple(next(it) - current for current in it)
 
@@ -1028,7 +1028,7 @@ class pyBluePrintSquaresShader(StrokeShader):
                     # special case; remove these vertices
                     verticesToRemove.append(svert)
 
-        # remove exessive vertices (if any)
+        # remove excess vertices (if any)
         if not it.is_end:
             it.increment()
             verticesToRemove += [svert for svert in it]
@@ -1066,7 +1066,7 @@ class pyBluePrintDirectedSquaresShader(StrokeShader):
 
         sqrt_coeff = sqrt(trace * trace - 4 * det)
         lambda1, lambda2 = (trace + sqrt_coeff) / 2, (trace - sqrt_coeff) / 2
-        # make sure those numers aren't to small, if they are, rooting them will yield complex numbers
+        # make sure those numbers aren't to small, if they are, rooting them will yield complex numbers
         lambda1, lambda2 = max(1e-12, lambda1), max(1e-12, lambda2)
         theta = atan(2 * p_var_xy / (p_var.x - p_var.y)) / 2
 
@@ -1119,7 +1119,7 @@ class pyBluePrintDirectedSquaresShader(StrokeShader):
                     # special case; remove these vertices
                     verticesToRemove.append(svert)
 
-        # remove exessive vertices
+        # remove excess vertices
         if not it.is_end:
             it.increment()
             verticesToRemove += [svert for svert in it]
diff --git a/release/scripts/freestyle/modules/freestyle/utils.py b/release/scripts/freestyle/modules/freestyle/utils.py
index 6c5e1d5887a..224734d5bfb 100644
--- a/release/scripts/freestyle/modules/freestyle/utils.py
+++ b/release/scripts/freestyle/modules/freestyle/utils.py
@@ -221,7 +221,7 @@ def iter_material_value(stroke, func, attribute):
             value = rgb_to_bw(*material.diffuse[0:3])
         elif attribute == 'SPEC':
             value = rgb_to_bw(*material.specular[0:3])
-        # line seperate
+        # line separate
         elif attribute == 'LINE_R':
             value = material.line[0]
         elif attribute == 'LINE_G':
@@ -230,7 +230,7 @@ def iter_material_value(stroke, func, attribute):
             value = material.line[2]
         elif attribute == 'LINE_A':
             value = material.line[3]
-        # diffuse seperate
+        # diffuse separate
         elif attribute == 'DIFF_R':
             value = material.diffuse[0]
         elif attribute == 'DIFF_G':
@@ -239,7 +239,7 @@ def iter_material_value(stroke, func, attribute):
             value = material.diffuse[2]
         elif attribute == 'ALPHA':
             value = material.diffuse[3]
-        # specular seperate
+        # specular separate
         elif attribute == 'SPEC_R':
             value = material.specular[0]
         elif attribute == 'SPEC_G':
@@ -262,7 +262,7 @@ def iter_distance_along_stroke(stroke):
         distance += (prev - curr).length
         yield distance
 
-# -- mathmatical operations -- #
+# -- mathematical operations -- #
 
 
 def stroke_curvature(it):
diff --git a/release/scripts/freestyle/modules/parameter_editor.py b/release/scripts/freestyle/modules/parameter_editor.py
index ba79c5514e2..d4765847450 100644
--- a/release/scripts/freestyle/modules/parameter_editor.py
+++ b/release/scripts/freestyle/modules/parameter_editor.py
@@ -280,7 +280,7 @@ class ColorAlongStrokeShader(ColorRampModifier):
 
 
 class AlphaAlongStrokeShader(CurveMappingModifier):
-    """Maps a curve to the alpha/transparancy of the stroke, using the curvilinear abscissa (t)."""
+    """Maps a curve to the alpha/transparency of the stroke, using the curvilinear abscissa (t)."""
     def shade(self, stroke):
         for svert, t in zip(stroke, iter_t2d_along_stroke(stroke)):
             a = svert.attribute.alpha
diff --git a/release/scripts/freestyle/styles/anisotropic_diffusion.py b/release/scripts/freestyle/styles/anisotropic_diffusion.py
index b17e5c2a38c..946c111e44a 100644
--- a/release/scripts/freestyle/styles/anisotropic_diffusion.py
+++ b/release/scripts/freestyle/styles/anisotropic_diffusion.py
@@ -19,7 +19,7 @@
 #  Filename : anisotropic_diffusion.py
 #  Author   : Fredo Durand
 #  Date     : 12/08/2004
-#  Purpose  : Smoothes lines using an anisotropic diffusion scheme
+#  Purpose  : Smooth lines using an anisotropic diffusion scheme
 
 from freestyle.chainingiterators import ChainPredicateIterator
 from freestyle.predicates import (
diff --git a/release/scripts/freestyle/styles/apriori_density.py b/release/scripts/freestyle/styles/apriori_density.py
index b52bcfbeb4e..1de2c4c0334 100644
--- a/release/scripts/freestyle/styles/apriori_density.py
+++ b/release/scripts/freestyle/styles/apriori_density.py
@@ -19,7 +19,7 @@
 #  Filename : apriori_density.py
 #  Author   : Stephane Grabli
 #  Date     : 04/08/2005
-#  Purpose  : Draws lines having a high a priori density
+#  Purpose  : Draws lines having a high a prior density
 
 from freestyle.chainingiterators import ChainPredicateIterator
 from freestyle.predicates import (
diff --git a/release/scripts/freestyle/styles/cartoon.py b/release/scripts/freestyle/styles/cartoon.py
index 2e2962cefe5..e630127db1a 100644
--- a/release/scripts/freestyle/styles/cartoon.py
+++ b/release/scripts/freestyle/styles/cartoon.py
@@ -20,7 +20,7 @@
 #  Author   : Stephane Grabli
 #  Date     : 04/08/2005
 #  Purpose  : Draws colored lines. The color is automatically 
-#             infered from each object's material in a cartoon-like
+#             inferred from each object's material in a cartoon-like
 #             fashion.
 
 from freestyle.chainingiterators import ChainSilhouetteIterator
diff --git a/release/scripts/freestyle/styles/japanese_bigbrush.py b/release/scripts/freestyle/styles/japanese_bigbrush.py
index 80afeff48d0..521fbbc1a7e 100644
--- a/release/scripts/freestyle/styles/japanese_bigbrush.py
+++ b/release/scripts/freestyle/styles/japanese_bigbrush.py
@@ -47,7 +47,7 @@ from freestyle.types import IntegrationType, Operators
 
 Operators.select(QuantitativeInvisibilityUP1D(0))
 Operators.bidirectional_chain(ChainSilhouetteIterator(), NotUP1D(QuantitativeInvisibilityUP1D(0)))
-## Splits strokes at points of highest 2D curavture 
+## Splits strokes at points of highest 2D curvature
 ## when there are too many abrupt turns in it
 func = pyInverseCurvature2DAngleF0D()
 Operators.recursive_split(func, pyParameterUP0D(0.2, 0.8), NotUP1D(pyHigherNumberOfTurnsUP1D(3, 0.5)), 2)
diff --git a/release/scripts/freestyle/styles/sketchy_topology_broken.py b/release/scripts/freestyle/styles/sketchy_topology_broken.py
index 671bc2b1592..134031865e0 100644
--- a/release/scripts/freestyle/styles/sketchy_topology_broken.py
+++ b/release/scripts/freestyle/styles/sketchy_topology_broken.py
@@ -20,7 +20,7 @@
 #  Author   : Stephane Grabli
 #  Date     : 04/08/2005
 #  Purpose  : The topology of the strokes is, first, built
-#             independantly from the 3D topology of objects, 
+#             independently from the 3D topology of objects,
 #             and, second, so as to chain several times the same ViewEdge.
 
 from freestyle.chainingiterators import pySketchyChainingIterator
@@ -41,7 +41,7 @@ from freestyle.types import Operators
 
 
 Operators.select(QuantitativeInvisibilityUP1D(0))
-## Chain 3 times each ViewEdge indpendantly from the 
+## Chain 3 times each ViewEdge independently from the
 ## initial objects topology
 Operators.bidirectional_chain(pySketchyChainingIterator(3))
 shaders_list = [