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[python] Clean up turtle code and samples

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This commit is contained in:
Jean-Baptiste Boric
2018-10-28 19:15:32 +01:00
parent 3a7ae27cf7
commit 9e2437047b
4 changed files with 47 additions and 37 deletions
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46
apps/code/script_template.cpp
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@@ -60,22 +60,34 @@ def roots(a,b,c):
else:
return None)");
constexpr ScriptTemplate spiralScriptTemplate("spiral.py", "\x00" R"(from turtle import *
for i in range(255):
# Change pen width
s=int(1+i/16)
if s > 10:
s = 10
pensize(s)
# Change pen color
gray=255-i
pencolor(gray,int(gray*0.75),int(gray*0.25))
# Draw a segment of the spiral
forward(i*0.1)
left(10))");
constexpr ScriptTemplate spiralScriptTemplate("spiral.py", "\x01" R"(from turtle import *
def spiral(N_iteration):
N_iteration *= 25
for i in range(N_iteration):
# Change pen color
gray=255-(i*255/N_iteration)
pencolor(int(gray),int(gray*0.75),int(gray*0.25))
# Draw a segment of the spiral
forward(i*0.1)
left(10))");
constexpr ScriptTemplate kochScriptTemplate("koch.py", "\x01" R"(from turtle import *
def koch(N_iteration):
pensize(1)
# Define inner function for recursion
def _koch(n, l):
if n == 1:
forward(l)
else:
_koch(n-1,l/3)
left(60)
_koch(n-1,l/3)
right(120)
_koch(n-1,l/3)
left(60)
_koch(n-1,l/3)
# Call inner function
_koch(N_iteration,140))");
const ScriptTemplate * ScriptTemplate::Empty() {
return &emptyScriptTemplate;
}
@@ -100,6 +112,10 @@ const ScriptTemplate * ScriptTemplate::Spiral() {
return &spiralScriptTemplate;
}
const ScriptTemplate * ScriptTemplate::Koch() {
return &kochScriptTemplate;
}
}