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Modify width of the beam if you like ;)

master
Justyna Ilczuk 2012-12-27 12:29:28 +01:00
parent a0b673afc1
commit 3f7ae0846a
1 changed files with 14 additions and 0 deletions
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14
rutherford.py
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@ -77,6 +77,14 @@ def main():
simulation_running = False
else:
simulation_running = True
elif event.key == K_COMMA:
universe.settings.beam_width -= 5
if(universe.settings.beam_width < 5):
universe.settings.beam_width = 5
elif event.key == K_PERIOD:
universe.settings.beam_width += 5
print "Pygame thread exited."
@ -123,8 +131,13 @@ class Screen:
pygame.draw.circle(self.window, RED, end_position, 2)
def draw_guide(self):
y = self.universe.settings.initial_y
offset = self.universe.settings.beam_width
for x in range(0, 39, 2):
pygame.draw.aaline(self.window, BLACK, (X_SCREEN_BORDER*x/40, y), (X_SCREEN_BORDER*(x+1)/40, y), 4)
for x in range(0, 79, 2):
pygame.draw.aaline(self.window, RED, (X_SCREEN_BORDER*x/80, y + offset), (X_SCREEN_BORDER*(x+1)/80, y + offset), 2)
for x in range(0, 79, 2):
pygame.draw.aaline(self.window, RED, (X_SCREEN_BORDER*x/80, y - offset), (X_SCREEN_BORDER*(x+1)/80, y - offset), 2)
@ -201,6 +214,7 @@ class SimulationSettings:
self.instructions = [ "Instructions:",
"To change speed, use right and left arrow keys",
"To change position of the beam, use up and down arrow keys",
"To change width of the beam, use , and . keys",
"To add particle, press space",
"To stop/restart simulation, press enter"]