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ea1ac6490a
Author | SHA1 | Date |
---|---|---|
Ian Jauslin | ea1ac6490a | |
Ian Jauslin | 3d681da551 | |
Ian Jauslin | 5864dc5c06 | |
Ian Jauslin | a152af6bac | |
Ian Jauslin | 121b8fe4b0 | |
Ian Jauslin | 1cd4e0fdc6 | |
Ian Jauslin | a48457de29 | |
Ian Jauslin | 4a6d2a1758 | |
Ian Jauslin | 29355191d6 | |
Ian Jauslin | 7e44418829 |
18
TeX/jam.sty
18
TeX/jam.sty
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@ -28,3 +28,21 @@
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\fill[color=#1]#2++(0.5,0.5)--++(0,1)--++(-1,0)--++(0,-1)--++(-1,0)--++(0,-1)--++(1,0)--++(0,-1)--++(1,0)--++(0,1)--++(1,0)--++(0,1)--++(-1,0);
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\draw[color=black]#2++(0.5,0.5)--++(0,1)--++(-1,0)--++(0,-1)--++(-1,0)--++(0,-1)--++(1,0)--++(0,-1)--++(1,0)--++(0,1)--++(1,0)--++(0,1)--++(-1,0);
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}
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% 3-staircase (color #1, position #2)
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\def\staircase#1#2{
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\fill[color=#1]#2++(-0.5,-0.5)--++(3,0)--++(0,1)--++(-1,0)--++(0,1)--++(-1,0)--++(0,1)--++(-1,0)--++(0,-3);
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\draw[color=black]#2++(-0.5,-0.5)--++(3,0)--++(0,1)--++(-1,0)--++(0,1)--++(-1,0)--++(0,1)--++(-1,0)--++(0,-3);
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}
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% disk (color #1, position #2)
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\def\disk#1#2{
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\fill[color=#1]#2circle(2.5);
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\draw[color=black]#2circle(2.5);
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}
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% square (color #1, position #2)
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\def\square#1#2{
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\fill[color=#1]#2++(-1,-1)--++(0,2)--++(2,0)--++(0,-2)--cycle;
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\draw[color=black]#2++(-1,-1)--++(0,2)--++(2,0)--++(0,-2)--cycle;
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}
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@ -20,7 +20,7 @@ import os.path
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import filecheck
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import colors
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from polyomino import Cross,Disk
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from polyomino import Cross,Disk,Staircase,Square2
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class Command_prompt(Label):
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@ -388,6 +388,10 @@ class Command_prompt(Label):
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self.app.painter.shape=Cross
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elif argv[2]=="disk":
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self.app.painter.shape=Disk
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elif argv[2]=="staircase":
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self.app.painter.shape=Staircase
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elif argv[2]=="2square":
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self.app.painter.shape=Square2
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else:
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self.message="error: unrecognized shape '"+argv[2]+"'; supported shapes are cross|disk"
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return
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@ -282,3 +282,16 @@ class Element_circle(Element):
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def move_along(self,delta,element):
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x=element.pos-self.pos+delta
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return x/l_2(x)*(element.size+self.size)/2+self.pos-element.pos
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# for use with lattices
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# list of lattice points covered by square
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def lattice_points(self,lattice):
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out=[]
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dx=math.floor(0.5*self.size/lattice.spacing)
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for i in range(-dx,dx+1):
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for j in range(-dx,dx+1):
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if lattice.spacing*lattice.spacing*(i*i+j*j)<=self.size*self.size/4:
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out.append(Point(self.pos.x+i*lattice.spacing,self.pos.y+j*lattice.spacing))
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return out
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5
src/jam
5
src/jam
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@ -61,10 +61,10 @@ def read_cli():
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else:
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openfile=arg
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(ret,message)=filecheck.check_edit(openfile)
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preread_conf(openfile)
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if ret<0:
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print(message,file=sys.stderr)
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exit(-1)
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preread_conf(openfile)
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# read command line arguments from configuration file
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def preread_conf(file):
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@ -72,8 +72,7 @@ def preread_conf(file):
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try:
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ff=open(file,"r")
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except:
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print("error: could not read file '"+file+"' (this should not happen and is probably a bug)", file=sys.stderr)
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exit(-1)
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return
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# counter
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i=0
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@ -21,7 +21,7 @@ from kivy.core.window import Window
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from kivy.graphics import Color,Line,Rectangle
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from point import Point
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from polyomino import Cross,Disk
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from polyomino import Cross,Disk,Staircase,Square2
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from tools import remove_fromlist
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@ -176,41 +176,43 @@ class Painter(Widget):
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while self.pos_tocoord_x(xx)<self.width:
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yy=pos.y
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while self.pos_tocoord_y(yy)<self.height:
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if self.is_in_voronoi(xx,yy,particle):
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self.draw_voronoi_site(xx,yy,particle.color)
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self.draw_voronoi_site(xx,yy,particle.color,self.is_in_voronoi(xx,yy,particle))
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yy+=self.lattice.spacing
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yy=pos.y-self.lattice.spacing
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while self.pos_tocoord_y(yy)>0:
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if self.is_in_voronoi(xx,yy,particle):
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self.draw_voronoi_site(xx,yy,particle.color)
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self.draw_voronoi_site(xx,yy,particle.color,self.is_in_voronoi(xx,yy,particle))
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yy-=self.lattice.spacing
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xx+=self.lattice.spacing
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xx=pos.x-self.lattice.spacing
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while self.pos_tocoord_x(xx)>0:
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yy=pos.y
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while self.pos_tocoord_y(yy)<self.height:
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if self.is_in_voronoi(xx,yy,particle):
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self.draw_voronoi_site(xx,yy,particle.color)
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self.draw_voronoi_site(xx,yy,particle.color,self.is_in_voronoi(xx,yy,particle))
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yy+=self.lattice.spacing
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yy=pos.y-self.lattice.spacing
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while self.pos_tocoord_y(yy)>0:
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if self.is_in_voronoi(xx,yy,particle):
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self.draw_voronoi_site(xx,yy,particle.color)
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self.draw_voronoi_site(xx,yy,particle.color,self.is_in_voronoi(xx,yy,particle))
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yy-=self.lattice.spacing
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xx-=self.lattice.spacing
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# check whether a site is in the Voronoi cell of a particle
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def is_in_voronoi(self,x,y,particle):
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d_to_particle=self.lattice.distance_to_particle(x,y,particle)
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# count how many are in voronoi cell
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count=1
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# TODO: start with a particle that is close to x,y
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for q in self.particles:
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if q!=particle and self.lattice.distance_to_particle(x,y,q)<d_to_particle:
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return False
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return True
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dd=self.lattice.distance_to_particle(x,y,q)
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if q!=particle and dd<d_to_particle:
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return 0
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if dd==d_to_particle:
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count+=1
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return count
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# draw a site in a Voronoi cell
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def draw_voronoi_site(self,x,y,color):
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Color(color[0],color[1],color[2],0.25)
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#Color(1,0,0,alpha=0.25)
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Rectangle(pos=(self.pos_tocoord_x(x-0.5),self.pos_tocoord_y(y-0.5)),size=(self.base_size,self.base_size))
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def draw_voronoi_site(self,x,y,color,count):
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if count==0:
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return
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Color(color[0],color[1],color[2],1-count*0.1)
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Rectangle(pos=(self.pos_tocoord_x(x-0.5*self.lattice.spacing),self.pos_tocoord_y(y-0.5*self.lattice.spacing)),size=(self.base_size*self.lattice.spacing,self.base_size*self.lattice.spacing))
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@ -313,6 +315,9 @@ class Painter(Widget):
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# record relative position of click with respect to reference
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if self.undermouse!=None:
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self.offset=Point(touchx,touchy)-self.undermouse.elements[0].pos
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# snap to lattice
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if self.lattice!=None:
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self.offset=self.lattice.nearest(self.offset)
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# no modifiers
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if self.modifiers==[]:
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@ -359,13 +364,17 @@ class Painter(Widget):
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# only respond to touch in drawing area
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if self.collide_point(*touch.pos):
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# convert to logical
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touchx=self.coord_topos_x(touch.x)
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touchy=self.coord_topos_y(touch.y)
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touchc=Point(self.coord_topos_x(touch.x),self.coord_topos_y(touch.y))
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# snap to lattice
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if self.lattice!=None:
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touchc=self.lattice.nearest(touchc)
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# only move on left click
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if touch.button=="left" and self.modifiers==[] and self.undermouse!=None:
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# attempted move determined by the relative position to the relative position of click within self.undermouse
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delta=self.adjust_move(Point(touchx,touchy)-(self.offset+self.undermouse.elements[0].pos),0)
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delta=self.adjust_move(touchc-(self.offset+self.undermouse.elements[0].pos),0)
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# snap to lattice
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if self.lattice!=None:
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@ -536,10 +545,16 @@ class Painter(Widget):
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# save state (particle shape, zoom, lattice)
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if self.shape==Cross:
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ff.write("%shape=cross\n")
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else:
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elif self.shape==Disk:
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ff.write("%shape=disk\n")
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elif self.shape==Staircase:
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ff.write("%shape=staircase\n")
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elif self.shape==Square2:
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ff.write("%shape=2square\n")
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else:
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print("bug: unrecognized shape in write: '"+str(self.shape)+"'")
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ff.write("%zoom={:1.1f}\n".format(self.base_size/50))
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ff.write("%color={:d},{:d},{:d}\n".format(self.color[0],self.color[1],self.color[2]))
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ff.write("%color={:1.1f},{:1.1f},{:1.1f}\n".format(self.color[0],self.color[1],self.color[2]))
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if self.lattice != None:
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ff.write("%lattice="+self.lattice.type+':'+str(self.lattice.spacing)+"\n")
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for particle in self.particles:
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@ -547,6 +562,10 @@ class Painter(Widget):
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ff.write("{:d};".format(CROSS_INDEX))
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elif type(particle)==Disk:
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ff.write("{:d};".format(DISK_INDEX))
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elif type(particle)==Staircase:
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ff.write("{:d};".format(STAIRCASE_INDEX))
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elif type(particle)==Square2:
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ff.write("{:d};".format(SQUARE2_INDEX))
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ff.write("{:05.2f},{:05.2f};{:3.1f},{:3.1f},{:3.1f}\n".format(particle.elements[0].pos.x,particle.elements[0].pos.y,particle.color[0],particle.color[1],particle.color[2]))
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ff.close()
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@ -649,6 +668,10 @@ class Painter(Widget):
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candidate=Cross(pos.x,pos.y,color=color)
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elif particle_type==DISK_INDEX:
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candidate=Disk(pos.x,pos.y,color=color)
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elif particle_type==STAIRCASE_INDEX:
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candidate=Staircase(pos.x,pos.y,color=color)
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elif particle_type==SQUARE2_INDEX:
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candidate=Square2(pos.x,pos.y,color=color)
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else:
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print("warning: ignoring line "+str(i)+" in file '"+file+"': unrecognized particle type: '"+entries[0]+"'",file=sys.stderr)
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continue
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@ -685,6 +708,12 @@ class Painter(Widget):
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for particle in self.particles:
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if type(particle)==Cross:
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ff.write("\cross{"+colors.closest_color(particle.color,colors.xcolor_names)+"}")
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elif type(particle)==Disk:
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ff.write("\disk{"+colors.closest_color(particle.color,colors.xcolor_names)+"}")
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elif type(particle)==Staircase:
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ff.write("\staircase{"+colors.closest_color(particle.color,colors.xcolor_names)+"}")
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elif type(particle)==Square2:
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ff.write("\square{"+colors.closest_color(particle.color,colors.xcolor_names)+"}")
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ff.write("{{({:05.2f},{:05.2f})}};\n".format(particle.elements[0].pos.x-self.particles[0].elements[0].pos.x,particle.elements[0].pos.y-self.particles[0].elements[0].pos.y))
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ff.write("\\end{tikzpicture}\n")
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@ -702,5 +731,7 @@ class Painter(Widget):
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# global variables (used like precompiler variables)
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CROSS_INDEX=1
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DISK_INDEX=2
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STAIRCASE_INDEX=3
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SQUARE2_INDEX=4
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@ -123,3 +123,57 @@ class Cross(Polyomino):
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class Disk(Polyomino):
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def __init__(self,x,y,**kwargs):
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super(Disk,self).__init__(**kwargs,elements=[Element_circle(x,y,size=kwargs.get("size",1.0))])
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# 3-staircase
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class Staircase(Polyomino):
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def __init__(self,x,y,**kwargs):
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super(Staircase,self).__init__(**kwargs,elements=[\
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Element_square(x,y+1,1,aspect=3),\
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Element_square(x+1,y,1),\
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Element_square(x+1,y+1,1),\
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Element_square(x+2,y,1)\
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])
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# redefine stroke to avoid lines between touching elements
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def stroke(self,painter):
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# convert to graphical coordinates
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coordx=painter.pos_tocoord_x(self.elements[0].pos.x)
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coordy=painter.pos_tocoord_y(self.elements[0].pos.y)
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Color(1,1,1)
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Line(points=(
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*(coordx-0.5*painter.base_size,coordy-1.5*painter.base_size),
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*(coordx+2.5*painter.base_size,coordy-1.5*painter.base_size),
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*(coordx+2.5*painter.base_size,coordy-0.5*painter.base_size),
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*(coordx+1.5*painter.base_size,coordy-0.5*painter.base_size),
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*(coordx+1.5*painter.base_size,coordy+0.5*painter.base_size),
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*(coordx+0.5*painter.base_size,coordy+0.5*painter.base_size),
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*(coordx+0.5*painter.base_size,coordy+1.5*painter.base_size),
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*(coordx-0.5*painter.base_size,coordy+1.5*painter.base_size),
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*(coordx-0.5*painter.base_size,coordy-1.5*painter.base_size),
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))
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# 2-square
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class Square2(Polyomino):
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def __init__(self,x,y,**kwargs):
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super(Square2,self).__init__(**kwargs,elements=[\
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Element_square(x,y,1),\
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Element_square(x+1,y,1),\
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Element_square(x,y+1,1),\
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Element_square(x+1,y+1,1)\
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])
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# redefine stroke to avoid lines between touching elements
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def stroke(self,painter):
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# convert to graphical coordinates
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coordx=painter.pos_tocoord_x(self.elements[0].pos.x)
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coordy=painter.pos_tocoord_y(self.elements[0].pos.y)
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Color(1,1,1)
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Line(points=(
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*(coordx-0.5*painter.base_size,coordy-0.5*painter.base_size),
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*(coordx+1.5*painter.base_size,coordy-0.5*painter.base_size),
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*(coordx+1.5*painter.base_size,coordy+1.5*painter.base_size),
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*(coordx-0.5*painter.base_size,coordy+1.5*painter.base_size),
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*(coordx-0.5*painter.base_size,coordy-0.5*painter.base_size),
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))
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