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emulator: make it work with Python 3 #17

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emulator: make it work with Python 3 #17

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ba22224
emulator: convert from Python 2 to 3 using 2to3
lucasrangit Nov 13, 2021
2e566e6
emulator: drop CRC if present and fix the out of bounds issue
lucasrangit Nov 13, 2021
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10 changes: 4 additions & 6 deletions emulator.py
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Original file line number Diff line number Diff line change
@@ -1,4 +1,4 @@
#!/usr/bin/env python2
#!/usr/bin/env python3
# -*- coding: utf-8 -*-

"""
@@ -69,9 +69,8 @@ def recv_data(self):
Grab the next frame and put it on the matrix.
"""
data, addr = self.sock.recvfrom(self.packetsize)
matrix = map(ord, data.strip())
if len(matrix) == self.packetsize:
self.matrix = matrix[:-4]
self.matrix = list(data.strip())[:self.packetsize-4]


def update(self):
"""
@@ -81,8 +80,7 @@ def update(self):
for x in range(self.width):
for y in range(self.height):
pixel = y * self.width * 3 + x * 3
#TODO: sometimes the matrix is not as big as it should
if pixel < pixels:
if pixel < pixels - 2:
pygame.draw.circle(self.screen,
(self.matrix[pixel], self.matrix[pixel + 1], self.matrix[pixel + 2]),
(x * self.dotsize + self.dotsize / 2, y * self.dotsize + self.dotsize / 2), self.dotsize / 2, 0)