[215,21,143,0,72],[215,22,119,0,60],[215,24,172,0,86],[215,25,92,0,46],[215,28,140,0,70],
[215,29,113,0,57],[215,31,154,0,77],[215,32,105,0,53],[216,14,120,0,60],[216,15,136,0,68],
[216,17,117,0,59],[216,18,141,0,71],[216,21,186,0,93],[216,22,77,0,39],[216,24,208,0,104],
[216,25,52,0,26],[216,28,177,0,89],[216,29,79,0,40],[216,31,202,0,101],[216,32,65,0,33],
[217,14,111,0,56],[217,15,145,0,73],[217,17,92,0,46],[217,18,166,0,83],[217,21,228,0,114],
[217,22,34,0,17],[217,24,242,0,121],[217,25,18,0,9],[217,27,32,0,16],[217,28,240,0,120],
[217,29,14,0,7],[217,30,22,0,11],[217,31,242,0,121],[217,32,11,0,6],[218,14,92,0,46],
[218,15,171,0,86],[218,17,39,0,20],[218,18,232,0,116],[218,19,7,0,4],[218,20,34,0,17],
[218,21,237,0,119],[218,22,2,0,1],[218,23,37,0,19],[218,24,223,0,112],[218,26,13,0,7],
[218,27,194,0,97],[218,28,123,0,62],[218,30,145,0,73],[218,31,146,0,73],[219,14,33,0,17],
[219,15,227,0,114],[219,16,1,0,1],[219,18,165,0,83],[219,19,201,0,101],[219,20,177,0,89],
[219,21,170,0,85],[219,23,103,0,52],[219,24,218,0,109],[219,25,151,0,76],[219,26,223,0,112],
[219,27,154,0,77],[219,28,3,0,2],[219,29,73,0,37],[219,30,248,0,124],[219,31,37,0,19],
[220,15,209,0,105],[220,16,77,0,39],[220,18,2,0,1],[220,19,81,0,41],[220,20,122,0,61],
[220,21,56,0,28],[220,23,80,0,40],[220,24,124,0,62],[220,25,105,0,53],[220,26,50,0,25],
[220,29,91,0,46],[220,30,178,0,89],[220,31,227,0,114],[220,32,54,0,27],[221,15,67,0,34],
[221,16,227,0,114],[221,17,47,0,24],[221,31,147,0,74],[221,32,119,0,60],[222,16,86,0,43],
[222,17,230,0,115],[222,18,192,0,96],[222,19,152,0,76],[222,20,137,0,69],[222,21,128,0,64],
[222,22,128,0,64],[222,23,128,0,64],[222,24,126,0,63],[222,25,117,0,59],[222,26,106,0,53],
[222,27,95,0,48],[222,28,85,0,43],[222,29,64,0,32],[222,30,14,0,7],[222,31,136,0,68],
[222,32,119,0,60],[223,17,8,0,4],[223,18,75,0,38],[223,19,104,0,52],[223,20,119,0,60],
[223,21,127,0,64],[223,22,128,0,64],[223,23,128,0,64],[223,24,129,0,65],[223,25,138,0,69],
[223,26,149,0,75],[223,27,160,0,80],[223,28,170,0,85],[223,29,195,0,98],[223,30,241,0,121],
[223,31,234,0,117],[223,32,119,0,60],[224,30,8,0,4],[224,31,88,0,44],[224,32,79,0,40],
[227,8,68,0,0],[227,9,128,0,0],[227,10,128,0,0],[227,11,128,0,0],[227,12,128,0,0],
[227,13,128,0,0],[227,14,128,0,0],[227,15,128,0,0],[227,16,128,0,0],[227,17,128,0,0],
[227,18,128,0,0],[227,19,128,0,0],[227,20,128,0,0],[227,21,128,0,0],[227,22,128,0,0],
[227,23,128,0,0],[227,24,128,0,0],[227,25,128,0,0],[227,26,128,0,0],[227,27,128,0,0],
[227,28,128,0,0],[227,29,128,0,0],[227,30,128,0,0],[227,31,128,0,0],[227,32,60,0,0],
[228,8,136,0,0],[228,9,187,0,0],[228,10,128,0,0],[228,11,128,0,0],[228,12,128,0,0],
[228,13,128,0,0],[228,14,128,0,0],[228,15,128,0,0],[228,16,128,0,0],[228,17,128,0,0],
[228,18,128,0,0],[228,19,128,0,0],[228,20,128,0,0],[228,21,128,0,0],[228,22,128,0,0],
[228,23,128,0,0],[228,24,128,0,0],[228,25,128,0,0],[228,26,128,0,0],[228,27,128,0,0],
[228,28,128,0,0],[228,29,128,0,0],[228,30,128,0,0],[228,31,196,0,0],[228,32,119,0,0],
[229,8,136,0,0],[229,9,119,0,0],[229,31,136,0,0],[229,32,119,0,0],[230,8,136,0,0],
[230,9,187,0,0],[230,10,128,0,0],[230,11,128,0,0],[230,12,128,0,0],[230,13,128,0,0],
[230,14,128,0,0],[230,15,128,0,0],[230,16,128,0,0],[230,17,128,0,0],[230,18,127,0,0],
[230,19,43,0,0],[230,20,14,0,0],[230,21,79,0,0],[230,22,116,0,0],[230,23,124,0,0],
[230,24,106,0,0],[230,25,82,0,0],[230,26,24,0,0],[230,27,101,0,0],[230,28,128,0,0],
[230,29,128,0,0],[230,30,128,0,0],[230,31,196,0,0],[230,32,119,0,0],[231,8,68,0,0],
[231,9,128,0,0],[231,10,128,0,0],[231,11,128,0,0],[231,12,128,0,0],[231,13,128,0,0],
[231,14,128,0,0],[231,15,130,0,0],[231,16,242,0,0],[231,17,215,0,0],[231,18,62,0,0],
[231,19,126,0,0],[231,20,237,0,0],[231,21,182,0,0],[231,22,140,0,0],[231,23,132,0,0],
[231,24,150,0,0],[231,25,179,0,0],[231,26,239,0,0],[231,27,154,0,0],[231,28,113,0,0],
[231,29,235,0,0],[231,30,231,0,0],[231,31,128,0,0],[231,32,60,0,0],[232,15,137,0,0],
補足
kamepanman様、早速ご回答いただきましてありがとうございます。 こちらのやり方ですと、最後にz-indexで入れ替えるまでは薄いままの状態にはならないでしょうか。 まだイメージ段階ですが、2枚のcanvasを用意し、指定座標に到達したパーティクルは、前面のcanvasに再描画する方法になるんじゃないかなと考えております。