PythonExtra/ports/sh/examples/numworks/cg_NW_rosace.py

77 lines
1.7 KiB
Python

from kandinsky import *
from math import *
import ion
import time
def cercle1(x0,y0,r,c,e):
for i in range(2*e):
xd=x0-int((r-i*0.5)/sqrt(2))
xf=x0+int((r-i*0.5)/sqrt(2))
for x in range(xd,xf+1):
x1=x
y1=y0+int(sqrt((r-i*0.5)**2-(x-x0)**2))
if sqrt((160-x1)**2+(111-y1)**2)<r:
set_pixel(x1,y1,c)
for j in range(3):
x2=x0+y1-y0
y2=y0+x0-x1
if sqrt((160-x2)**2+(111-y2)**2)<r:
set_pixel(x2,y2,c)
x1,y1=x2,y2
def cercle2(x0,y0,r,c,e):
for i in range(2*e):
xd=x0-int((r-i*0.5)/sqrt(2))
xf=x0+int((r-i*0.5)/sqrt(2))
for x in range(xd,xf+1):
x1=x
y1=y0+int(sqrt((r-i*0.5)**2-(x-x0)**2))
set_pixel(x,y1,c)
for j in range(3):
x2=x0+y1-y0
y2=y0+x0-x1
set_pixel(x2,y2,c)
x1,y1=x2,y2
def rosace1(n,r,c,e):
x,y=160+r,111
for i in range(n):
x1=int(160+r*cos(i*2*pi/n))
y1=int(111+r*sin(i*2*pi/n))
cercle1(x1,y1,r,c,e)
cercle1(160,111,r,c,e)
def rosace2(n,r,c,e):
x,y=160+r,111
for i in range(n):
x1=int(160+r*cos(i*2*pi/n))
y1=int(111+r*sin(i*2*pi/n))
cercle2(x1,y1,r,c,e)
def rosace3(n,r,c1,c2,c3,e):
for k in range(2):
rj=r
for j in range(n-2):
rj=int(rj-rj/(2*n))
if k==0:rj+=1
x,y=160+rj,111
for i in range(n):
x1=int(160+rj*cos(i*2*pi/n))
y1=int(111+rj*sin(i*2*pi/n))
if k==0:
col=c3
else:
if j==0 or j>n-4:col=c2
else:col=c1
cercle2(x1,y1,rj,col,e)
col1=color(5,50,120)
col2=color(255,45,45)
col3=color(245,225,25)
#rosace1(12,50,col1,2)
#rosace2(12,50,col1,1)
rosace3(10,55,col1,col2,col3,1)
while not ion.keydown(ion.KEY_EXE):
time.sleep(0.1)