質問編集履歴
1
プログラムの修正
test
CHANGED
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File without changes
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test
CHANGED
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@@ -128,7 +128,7 @@
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128
128
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129
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graphics.drawString("ボールの衝突回数:"+count+"回", 500, 300);
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130
130
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131
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-
if((ball.getX()-ballEx.getX())*(ball.getX()-ballEx.getX())+(ball.getY()-ballEx.getY())*(ball.getY()-ballEx.getY())<=ball.getR()*ball.getR())
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131
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if((ball.getX()-ballEx.getX())*(ball.getX()-ballEx.getX())+(ball.getY()-ballEx.getY())*(ball.getY()-ballEx.getY())<=(double)2*ball.getR()*ball.getR())
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132
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133
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count++;
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134
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@@ -154,13 +154,13 @@
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154
154
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155
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}
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156
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157
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-
if((ball.getX()-ballEx.getX())*(ball.getX()-ballEx.getX())+(ball.getY()-ballEx.getY())*(ball.getY()-ballEx.getY())<=ball.getR()*ball.getR()){
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157
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if((ball.getX()-ballEx.getX())*(ball.getX()-ballEx.getX())+(ball.getY()-ballEx.getY())*(ball.getY()-ballEx.getY())<=(double)2*ball.getR()*ball.getR()){
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158
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ball.setVx(((1+ball.getE())*ball.getVx()+(1-ball.getE())*ballEx.getVx())/(double)2);
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160
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ball.setVy(((1+ball.getE())*ball.getVy()+(1-ball.getE())*ballEx.getVy())/(double)2);
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163
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-
ballEx.setVx(((1-ball.getE())*ball.getVx()+(1+ball.getE())*ballEx.getVx())/(double)2);//２つのボールにおける中心間の距離が
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163
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+
ballEx.setVx(((1-ball.getE())*ball.getVx()+(1+ball.getE())*ballEx.getVx())/(double)2);//２つのボールにおける中心間の距離が直径より小さくなれば
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ballEx.setVy(((1-ball.getE())*ball.getVy()+(1+ball.getE())*ballEx.getVy())/(double)2);//衝突したと判定として運動量保存則に基づき速度を変える
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166
166
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