sound js lib, jsfxr, utility methods

Author: softvar

src/sound.js

@@ -0,0 +1,58 @@
+/* Jsfxr lib for sound effects */
+
+function J(){this.B=function(e){for(var f=0;24>f;f++)this[String.fromCharCode(97+f)]=e[f]||0;0.01>this.c&&(this.c=0.01);e=this.b+this.c+this.e;0.18>e&&(e=0.18/e,this.b*=e,this.c*=e,this.e*=e)}}
+			var W=new function(){this.A=new J;var e,f,d,g,l,z,K,L,M,A,m,N;this.reset=function(){var c=this.A;g=100/(c.f*c.f+0.001);l=100/(c.g*c.g+0.001);z=1-0.01*c.h*c.h*c.h;K=1E-6*-c.i*c.i*c.i;c.a||(m=0.5-c.n/2,N=5E-5*-c.o);L=0<c.l?1-0.9*c.l*c.l:1+10*c.l*c.l;M=0;A=1==c.m?0:2E4*(1-c.m)*(1-c.m)+32};this.D=function(){this.reset();var c=this.A;e=1E5*c.b*c.b;f=1E5*c.c*c.c;d=1E5*c.e*c.e+10;return e+f+d|0};this.C=function(c,O){var a=this.A,P=1!=a.s||a.v,r=0.1*a.v*a.v,Q=1+3E-4*a.w,n=0.1*a.s*a.s*a.s,X=1+1E-4*a.t,Y=1!=
+			a.s,Z=a.x*a.x,$=a.g,R=a.q||a.r,aa=0.2*a.r*a.r*a.r,D=a.q*a.q*(0>a.q?-1020:1020),S=a.p?(2E4*(1-a.p)*(1-a.p)|0)+32:0,ba=a.d,T=a.j/2,ca=0.01*a.k*a.k,E=a.a,F=e,da=1/e,ea=1/f,fa=1/d,a=5/(1+20*a.u*a.u)*(0.01+n);0.8<a&&(a=0.8);for(var a=1-a,G=!1,U=0,v=0,w=0,B=0,t=0,x,u=0,h,p=0,s,H=0,b,V=0,q,I=0,C=Array(1024),y=Array(32),k=C.length;k--;)C[k]=0;for(k=y.length;k--;)y[k]=2*Math.random()-1;for(k=0;k<O;k++){if(G)return k;S&&++V>=S&&(V=0,this.reset());A&&++M>=A&&(A=0,g*=L);z+=K;g*=z;g>l&&(g=l,0<$&&(G=!0));h=g;0<
+			T&&(I+=ca,h*=1+Math.sin(I)*T);h|=0;8>h&&(h=8);E||(m+=N,0>m?m=0:0.5<m&&(m=0.5));if(++v>F)switch(v=0,++U){case 1:F=f;break;case 2:F=d}switch(U){case 0:w=v*da;break;case 1:w=1+2*(1-v*ea)*ba;break;case 2:w=1-v*fa;break;case 3:w=0,G=!0}R&&(D+=aa,s=D|0,0>s?s=-s:1023<s&&(s=1023));P&&Q&&(r*=Q,1E-5>r?r=1E-5:0.1<r&&(r=0.1));q=0;for(var ga=8;ga--;){p++;if(p>=h&&(p%=h,3==E))for(x=y.length;x--;)y[x]=2*Math.random()-1;switch(E){case 0:b=p/h<m?0.5:-0.5;break;case 1:b=1-2*(p/h);break;case 2:b=p/h;b=0.5<b?6.28318531*
+			(b-1):6.28318531*b;b=0>b?1.27323954*b+0.405284735*b*b:1.27323954*b-0.405284735*b*b;b=0>b?0.225*(b*-b-b)+b:0.225*(b*b-b)+b;break;case 3:b=y[Math.abs(32*p/h|0)]}P&&(x=u,n*=X,0>n?n=0:0.1<n&&(n=0.1),Y?(t+=(b-u)*n,t*=a):(u=b,t=0),u+=t,B+=u-x,b=B*=1-r);R&&(C[H%1024]=b,b+=C[(H-s+1024)%1024],H++);q+=b}q=0.125*q*w*Z;c[k]=1<=q?32767:-1>=q?-32768:32767*q|0}return O}};
+			window.jsfxr=function(e){W.A.B(e);var f=W.D();e=new Uint8Array(4*((f+1)/2|0)+44);var f=2*W.C(new Uint16Array(e.buffer,44),f),d=new Uint32Array(e.buffer,0,44);d[0]=1179011410;d[1]=f+36;d[2]=1163280727;d[3]=544501094;d[4]=16;d[5]=65537;d[6]=44100;d[7]=88200;d[8]=1048578;d[9]=1635017060;d[10]=f;for(var f=f+44,d=0,g="data:audio/wav;base64,";d<f;d+=3)var l=e[d]<<16|e[d+1]<<8|e[d+2],g=g+("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"[l>>18]+"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"[l>>
+			12&63]+"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"[l>>6&63]+"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"[l&63]);d-=f;return g.slice(0,g.length-d)+"==".slice(0,d)};
+
+
+// For sound Effects
+var soundUtils = SU = {
+	rd: function (a, b){
+	    if(!b){
+	        b = a;
+	        a = 0;
+	    }
+		return Math.random() * (b - a) + a;
+	},
+	rp: function (a){
+	    return a[~~this.rd(a.length)];
+	},
+	soundEffect: function(sid, settings){
+		SU[sid] = [];
+
+		settings.forEach(function(sound){
+			var audio = new Audio();
+			audio.src = jsfxr(sound);
+
+			SU[sid].push(audio);
+		});
+	},
+	play: function(sid) {
+		if (!G.isSound) {
+			return;
+		}
+		SU[sid] && SU.rp(SU[sid]).play();
+	}
+};
+
+
+SU.soundEffect('gameOver', [
+	[2,0.2,0.01,,0.83,0.24,,,,0.62,0.6,,,0.1248,0.4522,,,,0.4,,,,,1]
+]);
+SU.soundEffect('moveAhead', [
+	[2,,0.2,,0.1753,0.64,,-0.5261,,,,,,0.5522,-0.564,,,,1,,,,,1]
+]);
+SU.soundEffect('highestScore', [
+	[0,,0.016,0.4953,0.3278,0.6502,,,,,,0.4439,0.6322,,,,,,1,,,,,1]
+]);
+SU.soundEffect('bonus', [
+	[0,,0.01,0.4911,0.4105,0.5077,,,,,,0.2117,0.6579,,,,,,1,,,,,1]
+]);
+
+SU.soundEffect('game', [
+	[3,0.43,0.61,0.3794,0.86,0.17,0.17,0.1399,0.1,0.07,0.06,0.04,0.1,,,0.96,0.26,-0.16,1,,,,,0.15]
+]);