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@@ -39,7 +39,7 @@
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<body>
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<a class="btn btn-default" href="/" onmouseenter="alert('单击屏幕添加元素。\n所有元素互相吸引，鼠标亦有引力。');$('.btn').hide()"
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- style="position:fixed;margin: 0 auto;text-shadow: rgb(185, 185, 185) 3px 2px 4px;"><span
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+ style="position:fixed"><span
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class="glyphicon glyphicon-question-sign" aria-hidden="true"></span></a>
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<canvas id="canvas" onclick='init(10)' width="500" height="500"></canvas>
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</body>
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@@ -94,30 +94,30 @@
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}
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function collide() {
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for (var i = 0, count = planets.length; i < count; i++) {
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- if (planets[i].lock <= 0) {
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- for (var i1 = 0; i1 < count; i1++) {
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- if (i1 != i && planets[i1] && planets[i1].lock <= 0) {
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- var r = Math.sqrt(Math.pow((planets[i].x - planets[i1].x), 2) + Math.pow((planets[i].y - planets[i1].y), 2));
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- if (r <= Math.max(Math.sqrt(planets[i1].mass) / Math.PI + Math.sqrt(planets[i].mass) / Math.PI) && planets[i1].mass >= planets[i].mass) {
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- var amplitude = Math.min(planets[i1].mass, planets[i].mass) / 1000 + (planets[i1].mass + planets[i].mass) / 2000;
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- planets[i1].vy = (planets[i1].mass * planets[i1].vy + planets[i].mass * planets[i].vy) / (planets[i1].mass + planets[i].mass);
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- planets[i1].vx = (planets[i1].mass * planets[i1].vx + planets[i].mass * planets[i].vx) / (planets[i1].mass + planets[i].mass);
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- planets[i1].mass += planets[i].mass;
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- planets[i] = null;
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- var frequency = arrFrequency[Math.floor(Math.random() * 15)];
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- var oscillator = audioCtx.createOscillator();
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- var gainNode = audioCtx.createGain();
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- oscillator.connect(gainNode);
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- gainNode.connect(audioCtx.destination);
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- oscillator.type = 'sawtooth';
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- oscillator.frequency.value = frequency;
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- gainNode.gain.setValueAtTime(0, audioCtx.currentTime);
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- gainNode.gain.linearRampToValueAtTime(amplitude, audioCtx.currentTime + 0.01);
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- oscillator.start(audioCtx.currentTime);
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- gainNode.gain.exponentialRampToValueAtTime(0.001, audioCtx.currentTime + 1);
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- oscillator.stop(audioCtx.currentTime + 1);
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- break;
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- }
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+ for (var i1 = 0; i1 < count; i1++) {
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+ if (i1 != i && planets[i1]) {
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+ if (planets[i].lock > 0 && planets[i1].lock > 0) continue;
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+ if ((planets[i].lock > 0 || planets[i1].lock > 0)&&Math.random()>0.1) continue;
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+ var r = Math.sqrt(Math.pow((planets[i].x - planets[i1].x), 2) + Math.pow((planets[i].y - planets[i1].y), 2));
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+ if (r <= Math.max(Math.sqrt(planets[i1].mass) / Math.PI + Math.sqrt(planets[i].mass) / Math.PI) && planets[i1].mass >= planets[i].mass) {
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+ var amplitude = Math.min(planets[i1].mass, planets[i].mass) / 1000 + (planets[i1].mass + planets[i].mass) / 2000;
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+ planets[i1].vy = (planets[i1].mass * planets[i1].vy + planets[i].mass * planets[i].vy) / (planets[i1].mass + planets[i].mass);
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+ planets[i1].vx = (planets[i1].mass * planets[i1].vx + planets[i].mass * planets[i].vx) / (planets[i1].mass + planets[i].mass);
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+ planets[i1].mass += planets[i].mass;
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+ planets[i] = null;
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+ var frequency = arrFrequency[Math.floor(Math.random() * 15)];
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+ var oscillator = audioCtx.createOscillator();
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+ var gainNode = audioCtx.createGain();
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+ oscillator.connect(gainNode);
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+ gainNode.connect(audioCtx.destination);
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+ oscillator.type = 'sawtooth';
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+ oscillator.frequency.value = frequency;
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+ gainNode.gain.setValueAtTime(0, audioCtx.currentTime);
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+ gainNode.gain.linearRampToValueAtTime(amplitude, audioCtx.currentTime + 0.01);
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+ oscillator.start(audioCtx.currentTime);
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+ gainNode.gain.exponentialRampToValueAtTime(0.001, audioCtx.currentTime + 1);
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+ oscillator.stop(audioCtx.currentTime + 1);
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+ break;
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}
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}
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}
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schtonn