neuropercolation/src/cellular_automaton/ca_display.py

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2018-12-09 10:20:16 +00:00
import pygame
import time
import operator
from cellular_automaton.cellular_automaton import CellularAutomaton
class DisplayFor2D:
def __init__(self, grid_rect: list, cellular_automaton: CellularAutomaton, screen):
self.grid_size = grid_rect[-2:]
self.grid_pos = grid_rect[:2]
self._cellular_automaton = cellular_automaton
self.screen = screen
self.cell_size = self._calculate_cell_display_size()
self._surfaces_to_update = []
def set_cellular_automaton(self, cellular_automaton):
self._cellular_automaton = cellular_automaton
def _redraw_cellular_automaton(self):
for cell in self._cellular_automaton.grid.get_cells().values():
self._redraw_cell(cell)
pygame.display.update(self._surfaces_to_update)
self._surfaces_to_update = []
def _redraw_cell(self, cell):
if cell.is_set_for_redrawing():
cell_color = cell.state.get_state_draw_color(self._cellular_automaton.get_iteration_index())
surface_pos = self._calculate_cell_position(cell)
surface_pos = list(map(operator.add, surface_pos, self.grid_pos))
self._surfaces_to_update.append(self.screen.fill(cell_color, (surface_pos, self.cell_size)))
cell.release_from_redraw()
def _calculate_cell_position(self, cell):
return list(map(operator.mul, self.cell_size, cell.coordinate))
def _calculate_cell_display_size(self):
grid_dimension = self._cellular_automaton.grid.get_dimension()
return list(map(operator.truediv, self.grid_size, grid_dimension))
class PyGameFor2D:
def __init__(self, windows_size: list, cellular_automaton: CellularAutomaton):
self.window_size = windows_size
self._cellular_automaton = cellular_automaton
pygame.init()
pygame.display.set_caption("Cellular Automaton")
self.screen = pygame.display.set_mode(self.window_size)
self.font = pygame.font.SysFont("monospace", 15)
self.ca_display = DisplayFor2D([0, 30, windows_size[0], windows_size[1]-30], cellular_automaton, self.screen)
def _print_process_duration(self, time_ca_end, time_ca_start, time_ds_end):
self.screen.fill([0, 0, 0], ((0, 0), (self.window_size[0], 30)))
self._write_text((10, 5), "CA: " + "{0:.4f}".format(time_ca_end - time_ca_start) + "s")
self._write_text((310, 5), "Display: " + "{0:.4f}".format(time_ds_end - time_ca_end) + "s")
def _write_text(self, pos, text, color=(0, 255, 0)):
label = self.font.render(text, 1, color)
update_rect = self.screen.blit(label, pos)
pygame.display.update(update_rect)
def main_loop(self):
running = True
while running:
time_ca_start = time.time()
self._cellular_automaton.evolve_x_times(1)
time_ca_end = time.time()
self.ca_display._redraw_cellular_automaton()
time_ds_end = time.time()
self._print_process_duration(time_ca_end, time_ca_start, time_ds_end)
for event in pygame.event.get():
if event.type == pygame.QUIT:
running = False