ddshape - pypi Package Compare versions

Comparing version 0.32 to 0.33

ddshape/bshell.py

+# -*- encoding:utf-8 -*-
+
+import ddshape.inc as inc
+
+
+def bshell(index=1, data="", center=(0, 0, 0), offset=(0, 0, 0), out_radius=25, shell=3, cutoff=(0, 0, 0, 0, 0, 0)):
+    """
+    main function to create data with a intersection operation of A sphere(main) and B sphere(used to bool with A)
+    :param index: a number which indicate the line numbers of main shape data
+    :param data: string with all shape data combined
+    :param center: center of the break sphere
+    :param offset: center of the sphere will be used in a bool operation with real sphere
+    :param out_radius: the out radius of sphere
+    :param shell: the thickness of the sphere
+    :param cutoff: remove some part of shell according the cord = (-x,x,-y,y,-z,z)
+    :return: int, float
+    """
+    for j in range(-1 * out_radius+cutoff[0], out_radius + 1-cutoff[1]):
+        for k in range(-1 * out_radius+cutoff[2], out_radius + 1-cutoff[3]):
+            for m in range(-1 * out_radius+cutoff[4], out_radius + 1-cutoff[5]):
+                if verify((j, k, m), center, offset, out_radius, shell, cutoff):
+                    data += inc.print_line(index, center, (j, k, m))
+                    index += 1
+    return index, data
+
+
+def verify(relative_point=(0, 0, 0), center=(0, 0, 0), offset_center=(0, 0, 0), out_radius=25, shell=3):
+    """
+    the function that check if the point can be write
+    :param relative_point: the relative point of the A sphere without add center point
+    :param center: center of A sphere(main sphere)
+    :param offset_center: offset center means the center of B sphere
+    :param out_radius: the out radius of A sphere
+    :param shell: the thickness of A sphere
+    :return: bool
+    """
+    sqrt_sum = relative_point[0] ** 2 + relative_point[1] ** 2 + relative_point[2] ** 2
+    # if point not in main sphere, return false
+    if not (out_radius - shell) ** 2 <= sqrt_sum <= out_radius ** 2:
+        return False
+    point = (relative_point[0] + center[0], relative_point[1] + center[1], relative_point[2] + center[2])
+    offset_sum = (point[0] - offset_center[0]) ** 2 + (point[1] - offset_center[1]) ** 2 + \
+                 (point[2] - offset_center[2]) ** 2
+    if offset_sum <= out_radius ** 2:
+        return False
+    return True
+
+
+
+
+# examples of the usage of this module
+# ----
+# from ddshape import *
+# index_1, data_1 = bsphere.bsphere(center=(-25, 0, 0), offset=(18, 0, 0))
+# index_2, data_2 = bsphere.bsphere(index=index1, center=(25, 0, 0), offset=(-18, 0, 0))
+# inc.writeshape(25, index_2, data_1 + data_2)
+

ddshape/__init__.py

 # -*- encoding:utf-8 -*-
 
-__all__ = ['hsphere', 'bsphere', 'triplate', 'inc', 'sphere', 'asphere']
+__all__ = ['hsphere', 'bsphere', 'triplate', 'inc', 'sphere', 'asphere', 'bshell']

ddshape/asphere.py

@@ -7,2 +7,3 @@ # -*- encoding:utf-8 -*-
 
+
 def asphere(index=1, data="", center=(0, 0, 0), offset=(0, 0, 0), out_radius=25, shell=3, another_radius=25):
@@ -9,0 +10,0 @@ """

PKG-INFO

 Metadata-Version: 1.0
 Name: ddshape
-Version: 0.32
+Version: 0.33
 Summary: this is a package which include some modules that you can use them to create shape.dat used by ddscat
@@ -17,3 +17,4 @@ Home-page: https://github.com/xingtingyang/ddshape
             Add module asphere.py:20150505
+            Add module bshell to make breakshell
         
 Platform: UNKNOWN

SOURCES.txt

@@ -6,2 +6,3 @@ MANIFEST.in
 ddshape/asphere.py
+ddshape/bshell.py
 ddshape/bsphere.py
@@ -8,0 +9,0 @@ ddshape/hsphere.py

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