338 lines
8.1 KiB
Python
Executable File
338 lines
8.1 KiB
Python
Executable File
#!/usr/bin/env python3
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import pygame
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from OpenGL.GL import *
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from pygame.locals import *
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from cellular import *
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import argparse
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#TODO: remove global vars
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# NOTE: modified python script from a multi color langton's ant implementation, so
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# maybe some variable names are a little bit confusing...
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pygame.init()
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window_w = 1600
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window_h = 900
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livingSpaceWidth = 84
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livingSpaceHeight = 47
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creatureW = window_w/(livingSpaceWidth)
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creatureH = window_h/(livingSpaceHeight)
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FPS = 30
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livingSpace = []
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livingSpaceColor = []
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update_queue = []
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old_update_queue = []
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# doubled draw buffer because of display double buffering
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draw_buffer = []
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draw_buffer_old = []
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current_iteration = 0
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num_colors = 2
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color_list = []
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code = 0
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r = 1
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# helper function for colors:
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def HSVtoRGB(h,s,v):
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c = v*s
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x = c*(1-abs((h/60)% 2 -1))
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m = v-c
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rr=0
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gg=0
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bb=0
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if(h<60):
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rr=c
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gg=x
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bb=0
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elif (h < 120):
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rr = x
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gg = c
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bb = 0
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elif (h < 180):
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rr = 0
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gg = c
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bb = x
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elif (h < 240):
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rr=0
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gg=x
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bb=c
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elif (h < 300):
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rr = x
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gg = 0
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bb = c
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elif (h < 360):
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rr = c
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gg = 0
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bb = x
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return(rr+m,gg+m,bb+m)
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def generate_colors():
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"""
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generate colors linear over HSV Space (one color for every possible state, not yet supported, but maybe in the future)
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:return:
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"""
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global color_list
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global num_colors
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color_list = []
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for i in range(num_colors):
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color_list.append(HSVtoRGB(i * 360.0 / num_colors,1,1))
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def resize(shape):
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"""
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Init opengl viewport
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:param shape:
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:return:
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"""
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width, height = shape
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if height == 0:
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height = 1
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glViewport(0, 0, width, height)
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glMatrixMode(GL_PROJECTION)
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glLoadIdentity()
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glOrtho(0.0, livingSpaceWidth * creatureW, livingSpaceHeight * creatureH, 0.0, -6.0, 0.0)
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glMatrixMode(GL_MODELVIEW)
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glLoadIdentity()
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def init():
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glClearColor(0.0, 0.0, 0.0, 0.0)
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def initLivingSpace():
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for x in range(livingSpaceWidth):
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livingSpace.append([])
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livingSpaceColor.append([])
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for y in range(livingSpaceHeight):
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livingSpace[x].append(0)
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rgba = [float(x)/float(livingSpaceWidth), float(livingSpaceWidth-x)/float(livingSpaceWidth), float(y)/float(livingSpaceHeight),0.15]
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livingSpaceColor[x].append(rgba)
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draw_buffer.append((x,y))
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def isAlive(x,y):
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return livingSpace[x][y] != 0
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def draw():
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global draw_buffer
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global draw_buffer_old
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#glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT)
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glLoadIdentity()
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glTranslatef(0.0,0.0,3.0)
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glBegin(GL_QUADS)
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for column,row in draw_buffer + draw_buffer_old:
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r,g,b,a = livingSpaceColor[column][row]
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#glColor4f(255, 0, 0, 1.0)
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glColor4f(a * r, a * g, a * b, 1.0)
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x = column * creatureW
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y = row * creatureH
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glVertex3f(x,y,0.0)
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glVertex3f(x + creatureW-1.0,y,0.0)
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glVertex3f(x+creatureW-1,y+creatureH-1,0.0)
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glVertex3f(x,y+creatureH-1,0.0)
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draw_buffer_old = draw_buffer
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draw_buffer = []
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def activate(i,j,key = 1):
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"""
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activate field (i,j)
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:param i:
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:param j:
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:param key:
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:return:
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"""
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livingSpace[i][j] = key
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if num_colors > 2:
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livingSpaceColor[i][j] = [
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color_list[key - 1][0],
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color_list[key - 1][1],
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color_list[key - 1][2],
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1.0
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]
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else:
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livingSpaceColor[i][j][3] = 1.0
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update_queue.append((i,j))
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def deactivate(i,j):
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"""
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deactivate field (i,j)
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:param i:
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:param j:
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:return:
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"""
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livingSpace[i][j] = 0
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# correct color:
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livingSpaceColor[i][j] = [
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float(i) / float(livingSpaceWidth),
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float(livingSpaceWidth - i) / float(livingSpaceWidth),
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float(j) / float(livingSpaceHeight),
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0.6
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]
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update_queue.append((i,j))
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def update_field():
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global old_update_queue
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global update_queue
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old_update_queue = update_queue
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update_queue = []
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for i,j in old_update_queue:
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draw_buffer.append((i,j))
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if livingSpace[i][j] <= 0 and livingSpaceColor[i][j][3] > 0.15:
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livingSpaceColor[i][j][3] *= 0.98
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if livingSpaceColor[i][j][3] < 0.15:
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livingSpaceColor[i][j][3] = 0.15
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update_queue.append((i,j))
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elif livingSpace[i][j] > 0 and livingSpaceColor[i][j][3] > 0.6:
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livingSpaceColor[i][j][3] *= 0.98
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if livingSpaceColor[i][j][3] < 0.6:
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livingSpaceColor[i][j][3] = 0.6
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update_queue.append((i,j))
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def updateAutomaton(cells):
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global livingSpaceWidth
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global current_iteration
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for i in range(livingSpaceWidth):
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if cells[i] != 0:
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activate(i, current_iteration)
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def main():
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global livingSpaceWidth
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global livingSpaceHeight
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global creatureW
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global creatureH
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global window_w
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global window_h
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global color_list
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global num_colors
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global code
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global current_iteration
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global r
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# parsing args:
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parser = argparse.ArgumentParser(description="one dimensional cellular automaton for k=2 with opengl output")
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parser.add_argument('--steps', dest='steps', default = 60 , help='steps per second')
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parser.add_argument('--w', dest='w', default = livingSpaceWidth, help = 'field width')
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parser.add_argument('--h', dest='h', default=livingSpaceHeight, help = 'field height')
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parser.add_argument('--fullscreen', dest='fullscreen', action='store_true')
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parser.add_argument('--window_w', dest='win_w', default=window_w, help='window width')
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parser.add_argument('--window_h', dest='win_h', default=window_h, help='window height')
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parser.add_argument('--code', dest='code', default='150', help='code for the automaton')
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parser.add_argument('--random', dest='random', action='store_true')
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parser.add_argument('--r', dest='r', default=r, help='radius. can be 1 or 2')
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parser.set_defaults(fullscreen=False)
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parser.set_defaults(random=False)
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#parser.set_defaults(configurator=False)
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args = parser.parse_args()
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steps_per_sec = int(args.steps)
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livingSpaceWidth = int(args.w)
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livingSpaceHeight = int(args.h)
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video_flags = OPENGL | HWSURFACE | DOUBLEBUF
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r = int(args.r)
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c = int(args.code)
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startcondition = ""
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if args.random:
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startcondition = "r"
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else:
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startcondition = "s"
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functionTable = code2FunctionTable(c, r)
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cells = generatestart(startcondition, r, livingSpaceWidth)
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# generate colors:
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num_colors = 2 # k is fix for now
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generate_colors()
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if args.fullscreen:
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video_flags = OPENGL | HWSURFACE | DOUBLEBUF | FULLSCREEN
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dinfo = pygame.display.Info()
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window_w = dinfo.current_w
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window_h = dinfo.current_h
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else:
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window_w = int(args.win_w)
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window_h = int(args.win_h)
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creatureW = window_w / (livingSpaceWidth)
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creatureH = window_h / (livingSpaceHeight)
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pygame.display.set_mode((window_w,window_h),video_flags)
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initLivingSpace()
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updateAutomaton(cells)
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resize((window_w, window_h))
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init()
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clock = pygame.time.Clock()
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frames = 0
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counter = 0
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logic_frame_pause = FPS / float(steps_per_sec)
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field_draws = 0
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#main loop:
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while True:
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ticktime = clock.tick(FPS)
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#print ticktime
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event = pygame.event.poll()
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if event.type == QUIT or (event.type == KEYDOWN and event.key == K_ESCAPE):
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break
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update_field();
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draw()
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field_draws += len(draw_buffer) + len(draw_buffer_old)
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frames += 1
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if frames % FPS == 0:
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print("average field draws per frame: " + str(field_draws/FPS))
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field_draws = 0
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pygame.display.flip()
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counter += 1
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if current_iteration < livingSpaceHeight-1:
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if counter > logic_frame_pause:
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cells = calculateNextStep(functionTable, livingSpaceWidth, cells, r)
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current_iteration += 1
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updateAutomaton(cells)
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print(current_iteration)
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counter = 0
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if __name__ == '__main__':
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main()
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