Added 2d generate support and mesh.show() previews based on matplotlib and vtkplotlib

examples/generate_2d.py

@@ -0,0 +1,7 @@
+from sdf import *
+import numpy as np
+
+f = rectangle(1) - circle(0.5)
+points = f.generate(workers=1)
+
+print(np.array(points).shape)

examples/show_2d.py

@@ -0,0 +1,6 @@
+from sdf import *
+from matplotlib import pyplot as plt
+
+f = polygon([[0,0], [1,0], [0,1]]).translate([-3.5, -0.5]) | rectangle(1) |    circle(0.5).translate([3, 0])
+
+f.show()

examples/show_3d.py

@@ -0,0 +1,11 @@
+from sdf import *
+
+t = torus(2, 0.5)
+f = union(
+    t.orient(X),
+    t.orient(Y),
+    t.orient(Z),
+    k=0.1,
+)
+
+f.show()

sdf/d2.py

@@ -2,7 +2,7 @@
 import numpy as np
 import operator
 
-from . import dn, d3, ease
+from . import dn, d3, ease, mesh
 
 # Constants
 
@@ -20,6 +20,7 @@
 class SDF2:
     def __init__(self, f):
         self.f = f
+        self.dim = 2
     def __call__(self, p):
         return self.f(p).reshape((-1, 1))
     def __getattr__(self, name):
@@ -36,6 +37,10 @@ def __sub__(self, other):
     def k(self, k=None):
         self._k = k
         return self
+    def generate(self, *args, **kwargs):
+        return mesh.generate(self, *args, **kwargs)
+    def show(self, *args, **kwargs):
+        return mesh.show(self, *args, **kwargs)
 
 def sdf2(f):
     def wrapper(*args, **kwargs):

sdf/d3.py

@@ -21,6 +21,7 @@
 class SDF3:
     def __init__(self, f):
         self.f = f
+        self.dim = 3
     def __call__(self, p):
         return self.f(p).reshape((-1, 1))
     def __getattr__(self, name):
@@ -41,6 +42,8 @@ def generate(self, *args, **kwargs):
         return mesh.generate(self, *args, **kwargs)
     def save(self, path, *args, **kwargs):
         return mesh.save(path, self, *args, **kwargs)
+    def show(self, *args, **kwargs):
+        return mesh.show(self, *args, **kwargs)
     def show_slice(self, *args, **kwargs):
         return mesh.show_slice(self, *args, **kwargs)