Mercurial > touhou
annotate pytouhou/game/item.py @ 198:13918723d1bc
Modify difficulty when it has to.
author | Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> |
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date | Sun, 30 Oct 2011 11:31:19 -0700 |
parents | e1bc8c4cbb1a |
children | d07506a2e16e |
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 math import cos, sin, atan2, pi |
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17 |
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18 from pytouhou.utils.interpolator import Interpolator |
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19 |
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20 |
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21 class Item(object): |
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22 def __init__(self, start_pos, _type, item_type, game, angle=pi/2, speed=8., player=None, end_pos=None): |
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23 self._game = game |
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24 self._sprite = item_type.sprite |
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25 self._removed = False |
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26 self._type = _type |
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27 self._item_type = item_type |
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28 |
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29 self.hitbox_half_size = item_type.hitbox_size / 2. |
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30 |
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31 self.frame = 0 |
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32 |
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33 self.player = player |
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34 |
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35 self.x, self.y = start_pos |
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36 self.angle = angle |
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37 self.speed = speed |
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38 dx, dy = cos(angle) * speed, sin(angle) * speed |
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39 self.delta = dx, dy |
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40 |
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41 if not player: |
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42 #TODO: find the formulae in the binary. |
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43 self.speed_interpolator = None |
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44 if end_pos: |
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45 self.pos_interpolator = Interpolator(start_pos, 0, |
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46 end_pos, 60) |
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47 else: |
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48 self.speed_interpolator = Interpolator((-2.,), 0, |
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49 (0.,), 60) |
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50 |
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51 self._sprite.angle = angle |
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52 |
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53 |
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54 def on_collect(self, player_state): |
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55 old_power = player_state.power |
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56 |
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57 if self._type == 0 or self._type == 2: # power or big power |
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58 if old_power < 128: |
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59 player_state.power_bonus = 0 |
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60 score = 10 |
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61 player_state.power += (1 if self._type == 0 else 8) |
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62 if player_state.power > 128: |
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63 player_state.power = 128 |
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64 else: |
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65 bonus = player_state.power_bonus + (1 if self._type == 0 else 8) |
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66 if bonus > 30: |
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67 bonus = 30 |
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68 if bonus < 9: |
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69 score = (bonus + 1) * 10 |
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70 elif bonus < 18: |
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71 score = (bonus - 8) * 100 |
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72 elif bonus < 30: |
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73 score = (bonus - 17) * 1000 |
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74 elif bonus == 30: |
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75 score = 51200 |
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76 player_state.power_bonus = bonus |
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77 player_state.score += score |
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78 self._game.modify_difficulty(+1) |
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79 |
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80 elif self._type == 1: # point |
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81 player_state.points += 1 |
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82 if player_state.y < 128: #TODO: find the exact poc. |
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83 score = 100000 |
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84 self._game.modify_difficulty(+30) |
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85 else: |
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86 score = 0 #TODO: find the formula. |
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87 self._game.modify_difficulty(+3) |
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88 player_state.score += score |
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89 |
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90 elif self._type == 3: # bomb |
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91 if player_state.bombs < 8: |
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92 player_state.bombs += 1 |
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93 self._game.modify_difficulty(+5) |
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94 |
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95 elif self._type == 4: # full power |
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96 player_state.score += 1000 |
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97 player_state.power = 128 |
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98 |
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99 elif self._type == 5: # 1up |
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100 if player_state.lives < 8: |
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101 player_state.lives += 1 |
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102 self._game.modify_difficulty(+200) |
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103 |
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104 elif self._type == 6: # star |
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105 player_state.score += 500 |
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106 |
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107 if old_power < 128 and player_state.power >= 128: |
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108 #TODO: display “full power”. |
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109 self._game.change_bullets_into_star_items() |
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110 |
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111 self._removed = True |
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112 |
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113 |
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114 def update(self): |
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115 dx, dy = self.delta |
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116 |
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117 if self.frame == 60: |
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118 self.speed_interpolator = Interpolator((0.,), 60, |
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119 (3.,), 180) |
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120 |
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121 if self.player is not None: |
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122 self.angle = atan2(self.player.y - self.y, self.player.x - self.x) |
153
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123 self.x += cos(self.angle) * self.speed |
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124 self.y += sin(self.angle) * self.speed |
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125 elif self.speed_interpolator is None: |
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126 self.pos_interpolator.update(self.frame) |
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127 self.x, self.y = self.pos_interpolator.values |
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128 else: |
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129 self.speed_interpolator.update(self.frame) |
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130 self.speed, = self.speed_interpolator.values |
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131 dx, dy = cos(self.angle) * self.speed, sin(self.angle) * self.speed |
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132 self.delta = dx, dy |
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133 self.x += dx |
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134 self.y += dy |
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135 |
153
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136 self.frame += 1 |
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137 |