Code reorganization

Author: Onur Rauf Bingol

bezier/ex_bezier_curve2d.py

@@ -5,17 +5,14 @@
     Examples for the NURBS-Python Package
     Released under MIT License
     Developed by Onur Rauf Bingol (c) 2018
+
+    2nd degree and 3rd degree 2-dimensional Bezier curves
 """
+
 import os
 from geomdl import BSpline
 from geomdl import utilities
-
-# Try to load the visualization module
-try:
-    render_curve = True
-    from geomdl.visualization import VisMPL
-except ImportError:
-    render_curve = False
+from geomdl.visualization import VisMPL
 
 # Fix file path
 os.chdir(os.path.dirname(os.path.realpath(__file__)))
@@ -41,10 +38,9 @@
 curve1.evaluate()
 
 # Draw the control point polygon and the evaluated curve
-if render_curve:
-    vis_comp1 = VisMPL.VisCurve2D()
-    curve1.vis = vis_comp1
-    curve1.render()
+vis_comp1 = VisMPL.VisCurve2D()
+curve1.vis = vis_comp1
+curve1.render()
 
 #
 # 2D CURVE 2
@@ -67,7 +63,8 @@
 curve2.evaluate()
 
 # Draw the control point polygon and the evaluated curve
-if render_curve:
-    vis_comp2 = VisMPL.VisCurve2D()
-    curve2.vis = vis_comp2
-    curve2.render()
+vis_comp2 = VisMPL.VisCurve2D()
+curve2.vis = vis_comp2
+curve2.render()
+
+pass

bezier/ex_bezier_curve3d.py

@@ -5,7 +5,10 @@
     Examples for the NURBS-Python Package
     Released under MIT License
     Developed by Onur Rauf Bingol (c) 2018
+
+    3rd degree 3-dimensional Bezier curve
 """
+
 import os
 from geomdl import BSpline
 from geomdl import utilities
@@ -36,3 +39,5 @@
 
 # Don't pop up the plot window, instead save it as a PDF file
 curve.render(filename="bezier.pdf", plot=False)
+
+pass

bezier/ex_bezier_surface.py

@@ -5,7 +5,10 @@
     Examples for the NURBS-Python Package
     Released under MIT License
     Developed by Onur Rauf Bingol (c) 2018
+
+    A cubic-quadratic Bezier surface
 """
+
 import os
 from geomdl import BSpline
 from geomdl import utilities
@@ -38,3 +41,5 @@
 vis_comp = VisMPL.VisSurface()
 surf.vis = vis_comp
 surf.render()
+
+pass

compat/ex_convert01.py

@@ -5,6 +5,8 @@
     Examples for the NURBS-Python Package
     Released under MIT License
     Developed by Onur Rauf Bingol (c) 2018
+
+    Demonstration of the compatibility module
 """
 
 from geomdl import NURBS

curve2d/ex_curve01.py

@@ -6,6 +6,7 @@
     Released under MIT License
     Developed by Onur Rauf Bingol (c) 2016-2018
 """
+
 import os
 from geomdl import BSpline
 from geomdl import utilities

curve2d/ex_curve01_split.py

@@ -6,17 +6,13 @@
     Released under MIT License
     Developed by Onur Rauf Bingol (c) 2018
 """
+
 import os
 from geomdl import BSpline
 from geomdl import utilities
 from geomdl import exchange
+from geomdl.visualization import VisMPL
 
-# Try to load the visualization module
-try:
-    render_curve = True
-    from geomdl.visualization import VisMPL
-except ImportError:
-    render_curve = False
 
 # Fix file path
 os.chdir(os.path.dirname(os.path.realpath(__file__)))
@@ -42,10 +38,10 @@
 # Plot the curves using the curve container
 curves.sample_size = 40
 
-if render_curve:
-    vis_comp = VisMPL.VisCurve2D()
-    curves.vis = vis_comp
-    curves.render()
+# Plot the curve
+vis_comp = VisMPL.VisCurve2D()
+curves.vis = vis_comp
+curves.render()
 
 # Good to have something here to put a breakpoint
 pass

curve2d/ex_curve02.py

@@ -6,18 +6,14 @@
     Released under MIT License
     Developed by Onur Rauf Bingol (c) 2016-2018
 """
+
 import os
 from geomdl import BSpline
 from geomdl import utilities
 from geomdl import exchange
 from geomdl import evaluators
+from geomdl.visualization import VisMPL
 
-# Try to load the visualization module
-try:
-    render_curve = True
-    from geomdl.visualization import VisMPL
-except ImportError:
-    render_curve = False
 
 # Fix file path
 os.chdir(os.path.dirname(os.path.realpath(__file__)))
@@ -38,11 +34,10 @@
 # Evaluate curve
 curve.evaluate()
 
-# Draw the control point polygon and the evaluated curve
-if render_curve:
-    vis_comp = VisMPL.VisCurve2D()
-    curve.vis = vis_comp
-    curve.render()
+# Plot the control point polygon and the evaluated curve
+vis_comp = VisMPL.VisCurve2D()
+curve.vis = vis_comp
+curve.render()
 
 # Evaluate derivatives at u = 0.6
 ders1 = curve.derivatives(0.6, 4)

curve2d/ex_curve02_decompose.py

@@ -10,13 +10,8 @@
 from geomdl import BSpline
 from geomdl import utilities
 from geomdl import exchange
+from geomdl.visualization import VisMPL
 
-# Try to load the visualization module
-try:
-    render_curve = True
-    from geomdl.visualization import VisMPL
-except ImportError:
-    render_curve = False
 
 # Fix file path
 os.chdir(os.path.dirname(os.path.realpath(__file__)))
@@ -43,13 +38,13 @@
 c2tanvec2 = [1 * p for p in c2tan2[1]]
 bezier[2].translate(c2tanvec2)
 
-# Plot the curves using the curve container
+# Set sample size of the Bezier curves
 bezier.sample_size = 20
 
-if render_curve:
-    vis_comp = VisMPL.VisCurve2D()
-    bezier.vis = vis_comp
-    bezier.render()
+# Plot the Bezier curves
+vis_comp = VisMPL.VisCurve2D()
+bezier.vis = vis_comp
+bezier.render()
 
 # Good to have something here to put a breakpoint
 pass

curve2d/ex_curve02_split.py

@@ -6,18 +6,14 @@
     Released under MIT License
     Developed by Onur Rauf Bingol (c) 2018
 """
+
 import os
 from geomdl import BSpline
 from geomdl import utilities
 from geomdl import Multi
 from geomdl import exchange
+from geomdl.visualization import VisMPL
 
-# Try to load the visualization module
-try:
-    render_curve = True
-    from geomdl.visualization import VisMPL
-except ImportError:
-    render_curve = False
 
 # Fix file path
 os.chdir(os.path.dirname(os.path.realpath(__file__)))
@@ -45,10 +41,10 @@
 curves.sample_size = 40
 curves.add(curve1)
 curves.add(curve2)
-if render_curve:
-    vis_comp = VisMPL.VisCurve2D()
-    curves.vis = vis_comp
-    curves.render()
+
+vis_comp = VisMPL.VisCurve2D()
+curves.vis = vis_comp
+curves.render()
 
 # Good to have something here to put a breakpoint
 pass

curve2d/ex_curve04_convert3d.py

@@ -6,16 +6,12 @@
     Released under MIT License
     Developed by Onur Rauf Bingol (c) 2018
 """
+
 import os
 from geomdl import NURBS
 from geomdl import exchange
+from geomdl.visualization import VisMPL
 
-# Try to load the visualization module
-try:
-    render_curve = True
-    from geomdl.visualization import VisMPL
-except ImportError:
-    render_curve = False
 
 # Fix file path
 os.chdir(os.path.dirname(os.path.realpath(__file__)))
@@ -38,12 +34,11 @@
 # Translate curve to z = 5
 curve3d.translate((0, 0, 5))
 
-# Draw the control point polygon and the evaluated curve
-if render_curve:
-    vis_config = VisMPL.VisConfig(ctrlpts=True)
-    vis_comp = VisMPL.VisCurve3D(vis_config)
-    curve3d.vis = vis_comp
-    curve3d.render()
+# Plot the control point polygon and the evaluated curve
+vis_config = VisMPL.VisConfig(ctrlpts=True)
+vis_comp = VisMPL.VisCurve3D(vis_config)
+curve3d.vis = vis_comp
+curve3d.render()
 
 # Good to have something here to put a breakpoint
 pass

curve2d/ex_curve04_decompose.py

@@ -6,16 +6,12 @@
     Released under MIT License
     Developed by Onur Rauf Bingol (c) 2017
 """
+
 import os
 from geomdl import NURBS
 from geomdl import exchange
+from geomdl.visualization import VisMPL
 
-# Try to load the visualization module
-try:
-    render_curve = True
-    from geomdl.visualization import VisMPL
-except ImportError:
-    render_curve = False
 
 # Fix file path
 os.chdir(os.path.dirname(os.path.realpath(__file__)))
@@ -35,14 +31,14 @@
 # Decompose the curve into Bezier curve segments
 bezier = curve.decompose()
 
-# Plot the curves using the curve container
+# Set sample size of the Bezier curves
 bezier.sample_size = 20
 
-if render_curve:
-    vis_config = VisMPL.VisConfig(figure_size=[8, 8])
-    vis_comp = VisMPL.VisCurve2D(vis_config)
-    bezier.vis = vis_comp
-    bezier.render()
+# Plot the Bezier curves
+vis_config = VisMPL.VisConfig(figure_size=[8, 8])
+vis_comp = VisMPL.VisCurve2D(vis_config)
+bezier.vis = vis_comp
+bezier.render()
 
 # Good to have something here to put a breakpoint
 pass

curve2d/ex_curve05_clamped.py

@@ -6,16 +6,11 @@
     Released under MIT License
     Developed by Onur Rauf Bingol (c) 2018
 """
+
 import os
 from geomdl import BSpline
-from geomdl import utilities
+from geomdl.visualization import VisMPL
 
-# Try to load the visualization module
-try:
-    render_curve = True
-    from geomdl.visualization import VisMPL
-except ImportError:
-    render_curve = False
 
 # Fix file path
 os.chdir(os.path.dirname(os.path.realpath(__file__)))
@@ -38,11 +33,10 @@
 # Evaulate curve
 curve.evaluate()
 
-# Draw the control point polygon and the evaluated curve
-if render_curve:
-    vis_comp = VisMPL.VisCurve2D()
-    curve.vis = vis_comp
-    curve.render()
+# Plot the control point polygon and the evaluated curve
+vis_comp = VisMPL.VisCurve2D()
+curve.vis = vis_comp
+curve.render()
 
 # Good to have something here to put a breakpoint
 pass

curve2d/ex_curve05_periodic.py

@@ -6,11 +6,13 @@
     Released under MIT License
     Developed by Onur Rauf Bingol (c) 2018
 """
+
 import os
 from geomdl import BSpline
 from geomdl import utilities
 from geomdl.visualization import VisMPL
 
+
 # Fix file path
 os.chdir(os.path.dirname(os.path.realpath(__file__)))