Mercurial > touhou

comparison pytouhou/game/eclrunner.py @ 52:ab826bc29aa2

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Add some documentation, GPLv3 headers, README and COPYING file.
author Thibaut Girka <thib@sitedethib.com>
date Mon, 22 Aug 2011 22:37:14 +0200
parents 0707ff53e7b5
children e72166f73e30
comparison
equal deleted inserted replaced
51:0707ff53e7b5 52:ab826bc29aa2
1 # -*- encoding: utf-8 -*-
2 ##
3 ## Copyright (C) 2011 Thibaut Girka <thib@sitedethib.com>
4 ##
5 ## This program is free software; you can redistribute it and/or modify
6 ## it under the terms of the GNU General Public License as published
7 ## by the Free Software Foundation; version 3 only.
8 ##
9 ## This program is distributed in the hope that it will be useful,
10 ## but WITHOUT ANY WARRANTY; without even the implied warranty of
11 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 ## GNU General Public License for more details.
13 ##
14
15
1 from math import atan2, cos, sin 16 from math import atan2, cos, sin
2 17
3 18
4 class MetaRegistry(type): 19 class MetaRegistry(type):
5 def __new__(mcs, name, bases, classdict): 20 def __new__(mcs, name, bases, classdict):
146 self._enemy._removed = True 161 self._enemy._removed = True
147 162
148 163
149 @instruction(2) 164 @instruction(2)
150 def relative_jump(self, frame, instruction_pointer): 165 def relative_jump(self, frame, instruction_pointer):
166 """Jumps to a relative offset in the same subroutine.
167
168 Warning: the relative offset has been translated to an instruction pointer
169 by the ECL parsing code (see pytouhou.formats.ecl).
170 """
151 self.frame, self.instruction_pointer = frame, instruction_pointer 171 self.frame, self.instruction_pointer = frame, instruction_pointer
152 172
153 173
154 @instruction(3) 174 @instruction(3)
155 def relative_jump_ex(self, frame, instruction_pointer, variable_id): 175 def relative_jump_ex(self, frame, instruction_pointer, value_id):
176 """If the given variable is non-zero, decrease it by 1 and jump to a
177 relative offset in the same subroutine.
178
179 Warning: the relative offset has been translated to an instruction pointer
180 by the ECL parsing code (see pytouhou.formats.ecl).
181 """
156 counter_value = self._getval(variable_id) 182 counter_value = self._getval(variable_id)
157 if counter_value: 183 if counter_value:
158 self._setval(variable_id, counter_value - 1) 184 self._setval(variable_id, counter_value - 1)
159 self.frame, self.instruction_pointer = frame, instruction_pointer 185 self.frame, self.instruction_pointer = frame, instruction_pointer
160 186
165 self._setval(variable_id, self._getval(value)) 191 self._setval(variable_id, self._getval(value))
166 192
167 193
168 @instruction(6) 194 @instruction(6)
169 def set_random_int(self, variable_id, maxval): 195 def set_random_int(self, variable_id, maxval):
196 """Set the specified variable to a random int in the [[0, maxval)) range.
197 """
170 self._setval(variable_id, int(self._getval(maxval) * self._game_state.prng.rand_double())) 198 self._setval(variable_id, int(self._getval(maxval) * self._game_state.prng.rand_double()))
171 199
172 200
173 @instruction(8) 201 @instruction(8)
174 def set_random_float(self, variable_id, maxval): 202 def set_random_float(self, variable_id, maxval):
203 """Set the specified variable to a random float in [0, maxval) range.
204 """
175 self._setval(variable_id, self._getval(maxval) * self._game_state.prng.rand_double()) 205 self._setval(variable_id, self._getval(maxval) * self._game_state.prng.rand_double())
176 206
177 207
178 @instruction(20) 208 @instruction(20)
179 def add(self, variable_id, a, b): 209 def add(self, variable_id, a, b):