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Water.py
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Water.py
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import pygame
import numpy as np
import random
pygame.init()
clock = pygame.time.Clock()
display = pygame.display.set_mode((1280, 720))
screen = pygame.display.get_surface()
width,height = screen.get_width(), screen.get_height()
pygame.display.set_caption('water cellular automata')
rows = int(height / 8)
columns = int(width / 8)
field = np.zeros((rows, columns), dtype=np.int32)
for a in range(0, int((rows * columns) / 500)):
r1 = random.randint(0, int((rows / 4) * 3))
r2 = random.randint(0, int(columns - 1))
field[r1, r2] = 21
def draw_text(text, pos):
font = pygame.font.SysFont("arial", int(height / rows))
y_pos = pos[1]
x_pos = pos[0]
for line in text.splitlines():
for char in range(1, len(line)+1):
text = font.render(line[:char], 1, (255, 0, 0))
screen.blit(text, (x_pos, y_pos))
def physics():
for y in np.arange(field.shape[0]):
for x in np.arange(field.shape[1]):
value = field[y, x]
u = y - 1
d = y + 1
l = x - 1
r = x + 1
if not value >= 20:
if not y - 1 < 0:
uppervalue = field[u, x]
else:
uppervalue = 20
if not y + 1 > (rows - 1):
undervalue = field[d, x]
else:
undervalue = 20
if not x - 1 < 0:
leftvalue = field[y, l]
else:
leftvalue = 20
if not x + 1 > (columns - 1):
rightvalue = field[y, r]
else:
rightvalue = 20
if value >= 1 and value <= 10:
if undervalue < 10:
field[y, x] -= 1
field[d, x] += 1
elif leftvalue < 10 and rightvalue < 10 and value >= 2:
field[y, x] -= 2
field[y, l] += 1
field[y, r] += 1
elif rightvalue < 10 and value > 1:
field[y, x] -= 1
field[y, r] += 1
elif leftvalue < 10 and value > 1:
field[y, x] -= 1
field[y, l] += 1
quitting = False
while True:
for event in pygame.event.get():
if event.type == pygame.QUIT:
pygame.quit()
quitting = True
break
elif event.type == pygame.KEYDOWN:
if event.key == pygame.K_ESCAPE:
quitting = True
if event.key == pygame.K_1:
Mouse_x, Mouse_y = pygame.mouse.get_pos()
column_width = width / columns
row_height = height / rows
for anzahl_columns in np.arange(field.shape[1]):
column = column_width * anzahl_columns
nächster_column = column_width * (anzahl_columns + 1)
for anzahl_rows in np.arange(field.shape[0]):
row = row_height * anzahl_rows
nächste_row = row_height * (anzahl_rows + 1)
if Mouse_x > column and Mouse_x <= nächster_column and Mouse_y > row and Mouse_y <= nächste_row:
field[anzahl_rows, anzahl_columns] = 21
elif event.type == pygame.MOUSEBUTTONDOWN:
if event.button == 1:
Mouse_x, Mouse_y = pygame.mouse.get_pos()
column_width = width / columns
row_height = height / rows
for anzahl_columns in np.arange(field.shape[1]):
column = column_width * anzahl_columns
nächster_column = column_width * (anzahl_columns + 1)
for anzahl_rows in np.arange(field.shape[0]):
row = row_height * anzahl_rows
nächste_row = row_height * (anzahl_rows + 1)
if Mouse_x > column and Mouse_x <= nächster_column and Mouse_y > row and Mouse_y <= nächste_row:
if not field[anzahl_rows, anzahl_columns] >= 10:
field[anzahl_rows, anzahl_columns] += 1
if event.button == 2:
Mouse_x, Mouse_y = pygame.mouse.get_pos()
column_width = width / columns
row_height = height / rows
for anzahl_columns in np.arange(field.shape[1]):
column = column_width * anzahl_columns
nächster_column = column_width * (anzahl_columns + 1)
for anzahl_rows in np.arange(field.shape[0]):
row = row_height * anzahl_rows
nächste_row = row_height * (anzahl_rows + 1)
if Mouse_x > column and Mouse_x <= nächster_column and Mouse_y > row and Mouse_y <= nächste_row:
field[anzahl_rows, anzahl_columns] = 20
if event.button == 3:
Mouse_x, Mouse_y = pygame.mouse.get_pos()
column_width = width / columns
row_height = height / rows
for anzahl_columns in np.arange(field.shape[1]):
column = column_width * anzahl_columns
nächster_column = column_width * (anzahl_columns + 1)
for anzahl_rows in np.arange(field.shape[0]):
row = row_height * anzahl_rows
nächste_row = row_height * (anzahl_rows + 1)
if Mouse_x > column and Mouse_x <= nächster_column and Mouse_y > row and Mouse_y <= nächste_row:
field[anzahl_rows, anzahl_columns] = 0
if quitting == True:
break
display.fill((55, 55, 55))
for y in np.arange(field.shape[0]):
for x in np.arange(field.shape[1]):
value = field[y, x]
d = y + 1
if not y + 1 > (rows - 1):
undervalue = field[d, x]
else:
undervalue = 20
if value == 21:
if undervalue < 10:
d = y + 1
field[d, x] += 1
physics()
for y in np.arange(field.shape[0]):
ypos = y * height / field.shape[0]
for x in np.arange(field.shape[1]):
xpos = x * width / field.shape[1]
val = field[y, x]
if field[y, x] > 0 and not field[y, x] > 10:
pygame.draw.rect(display, (0, val / 12, 255 / val ), (xpos, ypos, np.math.ceil(width / field.shape[1]), np.math.ceil(height / field.shape[0])))
#draw_text(str(val), (xpos, ypos))
elif (field[y, x] == 20):
pygame.draw.rect(display, (255, 255, 255), (xpos, ypos, np.math.ceil(width / field.shape[1]), np.math.ceil(height / field.shape[0])))
#draw_text(str(val), (xpos, ypos))
elif (field[y,x] == 21):
pygame.draw.rect(display, (255, 0, 0), (xpos, ypos, np.math.ceil(width / field.shape[1]), np.math.ceil(height / field.shape[0])))
#draw_text(str(val), (xpos, ypos))
pygame.display.update()