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annotate pytouhou/vm/anmrunner.py @ 739:01915da33b99

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ecl_vm: Let enemies spawn other enemies.
author Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
date Mon, 06 Jan 2020 22:43:31 +0100
parents e15672733c93
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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1 # -*- encoding: utf-8 -*-
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2 ##
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3 ## Copyright (C) 2011 Thibaut Girka <thib@sitedethib.com>
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4 ##
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5 ## This program is free software; you can redistribute it and/or modify
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6 ## it under the terms of the GNU General Public License as published
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7 ## by the Free Software Foundation; version 3 only.
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8 ##
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9 ## This program is distributed in the hope that it will be useful,
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10 ## but WITHOUT ANY WARRANTY; without even the implied warranty of
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11 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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12 ## GNU General Public License for more details.
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13 ##
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14
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15
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16 from random import randrange, random
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17
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18 from pytouhou.utils.helpers import get_logger
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19 from pytouhou.vm.common import MetaRegistry, instruction
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20
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21 logger = get_logger(__name__)
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22
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23
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24 class ANMRunner(metaclass=MetaRegistry):
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25 __slots__ = ('_anm', '_sprite', 'running', 'sprite_index_offset', 'script',
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26 'instruction_pointer', 'frame', 'waiting', 'handlers',
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27 'variables', 'version', 'timeout')
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28
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29 #TODO: check!
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30 formulae = {0: None,
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31 1: lambda x: x ** 2,
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32 2: lambda x: x ** 3,
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33 3: lambda x: x ** 4,
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34 4: lambda x: 2 * x - x ** 2,
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35 5: lambda x: 2 * x - x ** 3,
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36 6: lambda x: 2 * x - x ** 4,
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37 7: None,
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38 255: None} #XXX
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39
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40 def __init__(self, anm, script_id, sprite, sprite_index_offset=0):
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41 self._anm = anm
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42 self._sprite = sprite
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43 self.running = True
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44 self.waiting = False
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45
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46 self.script = anm.scripts[script_id]
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47 self.version = anm.version
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48 self.handlers = self._handlers[{0: 6, 2: 7}[anm.version]]
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49 self.frame = 0
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50 self.timeout = -1
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51 self.instruction_pointer = 0
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52 self.variables = [0, 0, 0, 0,
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53 0., 0., 0., 0.,
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54 0, 0, 0, 0]
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55
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56 self.sprite_index_offset = sprite_index_offset
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57 self.run_frame()
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58 self.sprite_index_offset = 0
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59
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60
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61 def interrupt(self, interrupt):
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62 new_ip = self.script.interrupts.get(interrupt, None)
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63 if new_ip is None:
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64 new_ip = self.script.interrupts.get(-1, None)
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65 if new_ip is None:
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66 return False
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67 self.instruction_pointer = new_ip
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68 self.frame, opcode, args = self.script[self.instruction_pointer]
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69 self.waiting = False
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70 self._sprite.visible = True
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71 return True
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72
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73
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74 def run_frame(self):
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75 if not self.running:
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76 return False
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77
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78 while self.running and not self.waiting:
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79 frame, opcode, args = self.script[self.instruction_pointer]
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80
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81 if frame > self.frame:
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82 break
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83 else:
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84 self.instruction_pointer += 1
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85
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86 if frame == self.frame:
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87 try:
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88 callback = self.handlers[opcode]
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89 except KeyError:
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90 logger.debug('[%d - %04d] unhandled opcode %d (args: %r)',
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91 id(self), self.frame, opcode, args)
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92 else:
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93 callback(self, *args)
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94 self._sprite.changed = True
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95
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96 if not self.waiting:
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97 self.frame += 1
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98 elif self.timeout == self._sprite.frame: #TODO: check if it’s happening at the correct frame.
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99 self.waiting = False
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100
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101 self._sprite.update()
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102
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103 return self.running
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104
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105
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106 def _setval(self, variable_id, value):
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107 if self.version == 2:
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108 if 10000 <= variable_id <= 10011:
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109 self.variables[int(variable_id-10000)] = value
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110
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111
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112 def _getval(self, value):
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113 if self.version == 2:
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114 if 10000 <= value <= 10011:
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115 return self.variables[int(value-10000)]
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116 return value
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117
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118
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119 @instruction(0)
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120 @instruction(1, 7)
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121 def remove(self):
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122 self._sprite.removed = True
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123 self.running = False
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124
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125
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126 @instruction(1)
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127 @instruction(3, 7)
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128 def load_sprite(self, sprite_index):
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129 #TODO: version 2 only: do not crash when assigning a non-existant sprite.
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130 self._sprite.anm, self._sprite.texcoords = self._anm, self._anm.sprites[sprite_index + self.sprite_index_offset]
69
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131
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132
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133 @instruction(2)
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134 @instruction(7, 7)
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135 def set_scale(self, sx, sy):
429
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diff changeset
136 self._sprite.rescale = self._getval(sx), self._getval(sy)
69
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137
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diff changeset
138
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139 @instruction(3)
429
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diff changeset
140 @instruction(8, 7)
69
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141 def set_alpha(self, alpha):
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142 self._sprite.alpha = alpha % 256 #TODO
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143
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144
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145 @instruction(4)
429
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diff changeset
146 @instruction(9, 7)
69
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147 def set_color(self, b, g, r):
294
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diff changeset
148 if not self._sprite.fade_interpolator:
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149 self._sprite.color = (r, g, b)
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150
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151
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152 @instruction(5)
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153 def jump(self, instruction_pointer):
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154 #TODO: is that really how it works?
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155 self.instruction_pointer = instruction_pointer
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156 self.frame = self.script[self.instruction_pointer][0]
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157
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158
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159 @instruction(7)
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diff changeset
160 @instruction(10, 7)
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161 def toggle_mirrored(self):
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162 self._sprite.mirrored = not self._sprite.mirrored
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163
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164
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165 @instruction(9)
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diff changeset
166 @instruction(12, 7)
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167 def set_rotations_3d(self, rx, ry, rz):
429
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diff changeset
168 self._sprite.rotations_3d = self._getval(rx), self._getval(ry), self._getval(rz)
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169
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170
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171 @instruction(10)
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diff changeset
172 @instruction(13, 7)
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173 def set_rotations_speed_3d(self, srx, sry, srz):
429
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diff changeset
174 self._sprite.rotations_speed_3d = self._getval(srx), self._getval(sry), self._getval(srz)
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175
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176
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177 @instruction(11)
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diff changeset
178 @instruction(14, 7)
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179 def set_scale_speed(self, ssx, ssy):
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180 self._sprite.scale_speed = ssx, ssy
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181
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182
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183 @instruction(12)
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184 @instruction(15, 7)
71
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diff changeset
185 def fade(self, new_alpha, duration):
489
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diff changeset
186 self._sprite.fade(duration, new_alpha)
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diff changeset
187
72
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diff changeset
188
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parents: 71
diff changeset
189 @instruction(13)
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parents: 71
diff changeset
190 def set_blendfunc_alphablend(self):
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diff changeset
191 self._sprite.blendfunc = 1
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diff changeset
192
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diff changeset
193
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diff changeset
194 @instruction(14)
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parents: 71
diff changeset
195 def set_blendfunc_add(self):
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diff changeset
196 self._sprite.blendfunc = 0 #TODO
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diff changeset
197
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diff changeset
198
71
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diff changeset
199 @instruction(15)
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diff changeset
200 @instruction(2, 7)
71
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diff changeset
201 def keep_still(self):
304
f3099ebf4f61 Update attribute names to reflect the actual interface.
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diff changeset
202 self.running = False
71
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diff changeset
203
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204 @instruction(16)
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205 def load_random_sprite(self, min_idx, amp):
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206 #TODO: use the game's PRNG?
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207 self.load_sprite(min_idx + randrange(amp))
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208
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209
170
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diff changeset
210 @instruction(17)
429
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diff changeset
211 @instruction(6, 7)
170
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diff changeset
212 def move(self, x, y, z):
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parents: 129
diff changeset
213 self._sprite.dest_offset = (x, y, z)
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diff changeset
214
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diff changeset
215
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diff changeset
216 @instruction(18)
429
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diff changeset
217 @instruction(17, 7)
170
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diff changeset
218 def move_in_linear(self, x, y, z, duration):
489
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diff changeset
219 self._sprite.move_in(duration, x, y, z)
170
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diff changeset
220
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diff changeset
221
71
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diff changeset
222 @instruction(19)
429
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diff changeset
223 @instruction(18, 7)
170
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diff changeset
224 def move_in_decel(self, x, y, z, duration):
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parents: 129
diff changeset
225 self._sprite.move_in(duration, x, y, z, lambda x: 2. * x - x ** 2)
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diff changeset
226
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diff changeset
227
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parents: 129
diff changeset
228 @instruction(20)
429
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diff changeset
229 @instruction(19, 7)
170
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diff changeset
230 def move_in_accel(self, x, y, z, duration):
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diff changeset
231 self._sprite.move_in(duration, x, y, z, lambda x: x ** 2)
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diff changeset
232
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diff changeset
233
236
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parents: 170
diff changeset
234 @instruction(21)
429
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diff changeset
235 @instruction(20, 7)
236
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parents: 170
diff changeset
236 def wait(self):
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diff changeset
237 """Wait for an interrupt.
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diff changeset
238 """
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diff changeset
239 self.waiting = True
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diff changeset
240
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parents: 170
diff changeset
241
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diff changeset
242 @instruction(22)
429
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diff changeset
243 @instruction(21, 7)
236
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parents: 170
diff changeset
244 def interrupt_label(self, interrupt):
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diff changeset
245 """Noop"""
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diff changeset
246 pass
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diff changeset
247
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diff changeset
248
69
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249 @instruction(23)
429
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diff changeset
250 @instruction(22, 7)
69
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diff changeset
251 def set_corner_relative_placement(self):
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252 self._sprite.corner_relative_placement = True #TODO
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253
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254
240
02de1563fa18 Fix ANM wait, translation/rotation order, and partially implement ANM0 instruction 24
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parents: 239
diff changeset
255 @instruction(24)
429
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diff changeset
256 @instruction(23, 7)
240
02de1563fa18 Fix ANM wait, translation/rotation order, and partially implement ANM0 instruction 24
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parents: 239
diff changeset
257 def wait_ex(self):
245
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parents: 243
diff changeset
258 """Hide the sprite and wait for an interrupt.
240
02de1563fa18 Fix ANM wait, translation/rotation order, and partially implement ANM0 instruction 24
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parents: 239
diff changeset
259 """
245
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parents: 243
diff changeset
260 self._sprite.visible = False
240
02de1563fa18 Fix ANM wait, translation/rotation order, and partially implement ANM0 instruction 24
Thibaut Girka <thib@sitedethib.com>
parents: 239
diff changeset
261 self.waiting = True
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parents: 239
diff changeset
262
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parents: 239
diff changeset
263
71
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diff changeset
264 @instruction(25)
429
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diff changeset
265 @instruction(24, 7)
71
a03d7a94b997 Add support for a few ANM instructions
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parents: 69
diff changeset
266 def set_allow_dest_offset(self, value):
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diff changeset
267 self._sprite.allow_dest_offset = bool(value)
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diff changeset
268
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parents: 69
diff changeset
269
81
f5f9b5eb69a3 Handle one more ANM instruction, and handle sprite indexes offsets
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parents: 72
diff changeset
270 @instruction(26)
429
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diff changeset
271 @instruction(25, 7)
81
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diff changeset
272 def set_automatic_orientation(self, value):
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diff changeset
273 """If true, rotate by pi-angle around the z axis.
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diff changeset
274 """
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diff changeset
275 self._sprite.automatic_orientation = bool(value)
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diff changeset
276
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parents: 72
diff changeset
277
69
a142e57218a0 Refactor. Move VMs to pytouhou.vm.
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parents:
diff changeset
278 @instruction(27)
429
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diff changeset
279 @instruction(26, 7)
69
a142e57218a0 Refactor. Move VMs to pytouhou.vm.
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parents:
diff changeset
280 def shift_texture_x(self, dx):
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281 tox, toy = self._sprite.texoffsets
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diff changeset
282 self._sprite.texoffsets = tox + dx, toy
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parents:
diff changeset
283
a142e57218a0 Refactor. Move VMs to pytouhou.vm.
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parents:
diff changeset
284
a142e57218a0 Refactor. Move VMs to pytouhou.vm.
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parents:
diff changeset
285 @instruction(28)
429
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diff changeset
286 @instruction(27, 7)
69
a142e57218a0 Refactor. Move VMs to pytouhou.vm.
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parents:
diff changeset
287 def shift_texture_y(self, dy):
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diff changeset
288 tox, toy = self._sprite.texoffsets
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parents:
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289 self._sprite.texoffsets = tox, toy + dy
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parents:
diff changeset
290
a142e57218a0 Refactor. Move VMs to pytouhou.vm.
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parents:
diff changeset
291
245
d3ba32a9096e Implement ANM0 instruction 29 and fix 24
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parents: 243
diff changeset
292 @instruction(29)
429
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diff changeset
293 @instruction(28, 7)
245
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parents: 243
diff changeset
294 def set_visible(self, visible):
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diff changeset
295 self._sprite.visible = bool(visible & 1)
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parents: 243
diff changeset
296
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parents: 243
diff changeset
297
71
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diff changeset
298 @instruction(30)
429
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diff changeset
299 @instruction(29, 7)
71
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parents: 69
diff changeset
300 def scale_in(self, sx, sy, duration):
489
59bd29568753 Remove identity lambda for interpolators, improves performances slightly.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 470
diff changeset
301 self._sprite.scale_in(duration, sx, sy)
69
a142e57218a0 Refactor. Move VMs to pytouhou.vm.
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parents:
diff changeset
302
429
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diff changeset
303
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diff changeset
304 # Now are the instructions new to anm2.
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diff changeset
305
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diff changeset
306
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diff changeset
307 @instruction(0, 7)
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diff changeset
308 def noop(self):
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parents: 376
diff changeset
309 pass
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diff changeset
310
40d5f3083ebc Implement PCB’s ANM2 format and vm.
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diff changeset
311
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diff changeset
312 @instruction(4, 7)
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diff changeset
313 def jump_bis(self, instruction_pointer, frame):
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parents: 376
diff changeset
314 self.instruction_pointer = instruction_pointer
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diff changeset
315 self.frame = frame
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diff changeset
316
40d5f3083ebc Implement PCB’s ANM2 format and vm.
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parents: 376
diff changeset
317
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parents: 376
diff changeset
318 @instruction(5, 7)
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parents: 376
diff changeset
319 def jump_ex(self, variable_id, instruction_pointer, frame):
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parents: 376
diff changeset
320 """If the given variable is non-zero, decrease it by 1 and jump to a
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parents: 376
diff changeset
321 relative offset in the same subroutine.
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diff changeset
322 """
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parents: 376
diff changeset
323 counter_value = self._getval(variable_id) - 1
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Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 376
diff changeset
324 if counter_value > 0:
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parents: 376
diff changeset
325 self._setval(variable_id, counter_value)
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parents: 376
diff changeset
326 self.instruction_pointer = instruction_pointer
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parents: 376
diff changeset
327 self.frame = frame
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parents: 376
diff changeset
328
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parents: 376
diff changeset
329
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parents: 376
diff changeset
330 @instruction(16, 7)
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parents: 376
diff changeset
331 def set_blendfunc(self, value):
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parents: 376
diff changeset
332 self._sprite.blendfunc = bool(value & 1)
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parents: 376
diff changeset
333
40d5f3083ebc Implement PCB’s ANM2 format and vm.
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parents: 376
diff changeset
334
40d5f3083ebc Implement PCB’s ANM2 format and vm.
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parents: 376
diff changeset
335 @instruction(32, 7)
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parents: 376
diff changeset
336 def move_in_bis(self, duration, formula, x, y, z):
40d5f3083ebc Implement PCB’s ANM2 format and vm.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 376
diff changeset
337 self._sprite.move_in(duration, x, y, z, self.formulae[formula])
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parents: 376
diff changeset
338
40d5f3083ebc Implement PCB’s ANM2 format and vm.
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parents: 376
diff changeset
339
40d5f3083ebc Implement PCB’s ANM2 format and vm.
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parents: 376
diff changeset
340 @instruction(33, 7)
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Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 376
diff changeset
341 def change_color_in(self, duration, formula, r, g, b):
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Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 376
diff changeset
342 self._sprite.change_color_in(duration, r, g, b, self.formulae[formula])
40d5f3083ebc Implement PCB’s ANM2 format and vm.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 376
diff changeset
343
40d5f3083ebc Implement PCB’s ANM2 format and vm.
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parents: 376
diff changeset
344
40d5f3083ebc Implement PCB’s ANM2 format and vm.
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parents: 376
diff changeset
345 @instruction(34, 7)
40d5f3083ebc Implement PCB’s ANM2 format and vm.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 376
diff changeset
346 def fade_bis(self, duration, formula, new_alpha):
40d5f3083ebc Implement PCB’s ANM2 format and vm.
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parents: 376
diff changeset
347 self._sprite.fade(duration, new_alpha, self.formulae[formula])
40d5f3083ebc Implement PCB’s ANM2 format and vm.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 376
diff changeset
348
40d5f3083ebc Implement PCB’s ANM2 format and vm.
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parents: 376
diff changeset
349
40d5f3083ebc Implement PCB’s ANM2 format and vm.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 376
diff changeset
350 @instruction(35, 7)
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Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 376
diff changeset
351 def rotate_in_bis(self, duration, formula, rx, ry, rz):
40d5f3083ebc Implement PCB’s ANM2 format and vm.
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parents: 376
diff changeset
352 self._sprite.rotate_in(duration, rx, ry, rz, self.formulae[formula])
40d5f3083ebc Implement PCB’s ANM2 format and vm.
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parents: 376
diff changeset
353
40d5f3083ebc Implement PCB’s ANM2 format and vm.
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parents: 376
diff changeset
354
40d5f3083ebc Implement PCB’s ANM2 format and vm.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 376
diff changeset
355 @instruction(36, 7)
40d5f3083ebc Implement PCB’s ANM2 format and vm.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 376
diff changeset
356 def scale_in_bis(self, duration, formula, sx, sy):
40d5f3083ebc Implement PCB’s ANM2 format and vm.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 376
diff changeset
357 self._sprite.scale_in(duration, sx, sy, self.formulae[formula])
40d5f3083ebc Implement PCB’s ANM2 format and vm.
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parents: 376
diff changeset
358
40d5f3083ebc Implement PCB’s ANM2 format and vm.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 376
diff changeset
359
40d5f3083ebc Implement PCB’s ANM2 format and vm.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 376
diff changeset
360 @instruction(37, 7)
40d5f3083ebc Implement PCB’s ANM2 format and vm.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 376
diff changeset
361 @instruction(38, 7)
40d5f3083ebc Implement PCB’s ANM2 format and vm.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 376
diff changeset
362 def set_variable(self, variable_id, value):
40d5f3083ebc Implement PCB’s ANM2 format and vm.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 376
diff changeset
363 self._setval(variable_id, value)
40d5f3083ebc Implement PCB’s ANM2 format and vm.
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parents: 376
diff changeset
364
40d5f3083ebc Implement PCB’s ANM2 format and vm.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 376
diff changeset
365
40d5f3083ebc Implement PCB’s ANM2 format and vm.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 376
diff changeset
366 @instruction(42, 7)
40d5f3083ebc Implement PCB’s ANM2 format and vm.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 376
diff changeset
367 def decrement(self, variable_id, value):
40d5f3083ebc Implement PCB’s ANM2 format and vm.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 376
diff changeset
368 self._setval(variable_id, self._getval(variable_id) - self._getval(value))
40d5f3083ebc Implement PCB’s ANM2 format and vm.
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parents: 376
diff changeset
369
40d5f3083ebc Implement PCB’s ANM2 format and vm.
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parents: 376
diff changeset
370
40d5f3083ebc Implement PCB’s ANM2 format and vm.
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parents: 376
diff changeset
371 @instruction(50, 7)
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Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 376
diff changeset
372 def add(self, variable_id, a, b):
40d5f3083ebc Implement PCB’s ANM2 format and vm.
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parents: 376
diff changeset
373 self._setval(variable_id, self._getval(a) + self._getval(b))
40d5f3083ebc Implement PCB’s ANM2 format and vm.
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parents: 376
diff changeset
374
40d5f3083ebc Implement PCB’s ANM2 format and vm.
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parents: 376
diff changeset
375
40d5f3083ebc Implement PCB’s ANM2 format and vm.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 376
diff changeset
376 @instruction(52, 7)
40d5f3083ebc Implement PCB’s ANM2 format and vm.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 376
diff changeset
377 def substract(self, variable_id, a, b):
40d5f3083ebc Implement PCB’s ANM2 format and vm.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 376
diff changeset
378 self._setval(variable_id, self._getval(a) - self._getval(b))
40d5f3083ebc Implement PCB’s ANM2 format and vm.
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parents: 376
diff changeset
379
40d5f3083ebc Implement PCB’s ANM2 format and vm.
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parents: 376
diff changeset
380
40d5f3083ebc Implement PCB’s ANM2 format and vm.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 376
diff changeset
381 @instruction(55, 7)
40d5f3083ebc Implement PCB’s ANM2 format and vm.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 376
diff changeset
382 def divide_int(self, variable_id, a, b):
40d5f3083ebc Implement PCB’s ANM2 format and vm.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 376
diff changeset
383 self._setval(variable_id, self._getval(a) // self._getval(b))
40d5f3083ebc Implement PCB’s ANM2 format and vm.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 376
diff changeset
384
40d5f3083ebc Implement PCB’s ANM2 format and vm.
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parents: 376
diff changeset
385
40d5f3083ebc Implement PCB’s ANM2 format and vm.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 376
diff changeset
386 @instruction(59, 7)
40d5f3083ebc Implement PCB’s ANM2 format and vm.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 376
diff changeset
387 def set_random_int(self, variable_id, amp):
40d5f3083ebc Implement PCB’s ANM2 format and vm.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 376
diff changeset
388 #TODO: use the game's PRNG?
40d5f3083ebc Implement PCB’s ANM2 format and vm.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 376
diff changeset
389 self._setval(variable_id, randrange(amp))
40d5f3083ebc Implement PCB’s ANM2 format and vm.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 376
diff changeset
390
40d5f3083ebc Implement PCB’s ANM2 format and vm.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 376
diff changeset
391
40d5f3083ebc Implement PCB’s ANM2 format and vm.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 376
diff changeset
392 @instruction(60, 7)
40d5f3083ebc Implement PCB’s ANM2 format and vm.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 376
diff changeset
393 def set_random_float(self, variable_id, amp):
40d5f3083ebc Implement PCB’s ANM2 format and vm.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 376
diff changeset
394 #TODO: use the game's PRNG?
40d5f3083ebc Implement PCB’s ANM2 format and vm.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 376
diff changeset
395 self._setval(variable_id, amp * random())
40d5f3083ebc Implement PCB’s ANM2 format and vm.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 376
diff changeset
396
40d5f3083ebc Implement PCB’s ANM2 format and vm.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 376
diff changeset
397
40d5f3083ebc Implement PCB’s ANM2 format and vm.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 376
diff changeset
398 @instruction(69, 7)
40d5f3083ebc Implement PCB’s ANM2 format and vm.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 376
diff changeset
399 def branch_if_not_equal(self, variable_id, value, instruction_pointer, frame):
40d5f3083ebc Implement PCB’s ANM2 format and vm.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 376
diff changeset
400 if self._getval(variable_id) != value:
40d5f3083ebc Implement PCB’s ANM2 format and vm.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 376
diff changeset
401 self.instruction_pointer = instruction_pointer
40d5f3083ebc Implement PCB’s ANM2 format and vm.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 376
diff changeset
402 self.frame = frame
40d5f3083ebc Implement PCB’s ANM2 format and vm.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 376
diff changeset
403 assert self.frame == self.script[self.instruction_pointer][0]
40d5f3083ebc Implement PCB’s ANM2 format and vm.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 376
diff changeset
404
40d5f3083ebc Implement PCB’s ANM2 format and vm.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 376
diff changeset
405
40d5f3083ebc Implement PCB’s ANM2 format and vm.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 376
diff changeset
406 @instruction(79, 7)
40d5f3083ebc Implement PCB’s ANM2 format and vm.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 376
diff changeset
407 def wait_duration(self, duration):
40d5f3083ebc Implement PCB’s ANM2 format and vm.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 376
diff changeset
408 self.timeout = self._sprite.frame + duration
40d5f3083ebc Implement PCB’s ANM2 format and vm.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 376
diff changeset
409 self.waiting = True