color-space/dist/color-space.min.js

Collection of color space conversions

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a=r[0]/60,n=r[1]/100,t=r[2]/100,e=Math.floor(a)%6,v=a-Math.floor(a),u=255*t*(1-n),h=255*t*(1-n*v),i=255*t*(1-n*(1-v));switch(t*=255,e){case 0:return[t,i,u];case 1:return[h,t,u];case 2:return[u,t,i];case 3:return[u,h,t];case 4:return[i,u,t];case 5:return[t,u,h]}},hsl:function(r){var a=r[0],n=r[1]/100,t=r[2]/100,e,v;return v=(2-n)*t,e=n*t,e/=v<=1?v:2-v,e=e||0,v/=2,[a,e*100,v*100]}},D=N0;f.hsv=function(r){var a=r[0],n=r[1],t=r[2],e=Math.min(a,n,t),v=Math.max(a,n,t),u=v-e,h,i,c;return v===0?i=0:i=u/v*100,v===e?h=0:a===v?h=(n-t)/u:n===v?h=2+(t-a)/u:t===v&&(h=4+(a-n)/u),h=Math.min(h*60,360),h<0&&(h+=360),c=v/255*1e3/10,[h,i,c]},L.hsv=function(r){var a=r[0],n=r[1]/100,t=r[2]/100,e,v;return t*=2,n*=t<=1?t:2-t,v=(t+n)/2,e=2*n/(t+n)||0,[a,e*100,v*100]};var e0={name:"hsi",min:[0,0,0],max:[360,100,255],channel:["hue","saturation","intensity"],alias:["HSI"]},Q0=e0;e0.rgb=function(r){var a=(r[0]<0?r[0]%360+360:r[0]%360)*Math.PI/180,n=Math.max(0,Math.min(r[1],100))/100,t=Math.max(0,Math.min(r[2],255))/255,e=Math.PI/3,v,u,h;return a<2*e?(h=t*(1-n),v=t*(1+n*Math.cos(a)/Math.cos(e-a)),u=t*(1+n*(1-Math.cos(a)/Math.cos(e-a)))):a<4*e?(a=a-2*e,v=t*(1-n),u=t*(1+n*Math.cos(a)/Math.cos(e-a)),h=t*(1+n*(1-Math.cos(a)/Math.cos(e-a)))):(a=a-4*e,u=t*(1-n),h=t*(1+n*Math.cos(a)/Math.cos(e-a)),v=t*(1+n*(1-Math.cos(a)/Math.cos(e-a)))),[v*255,u*255,h*255]},f.hsi=function(r){var a=r[0]+r[1]+r[2],n=r[0]/a,t=r[1]/a,e=r[2]/a,v=Math.acos(.5*(n-t+(n-e))/Math.sqrt((n-t)*(n-t)+(n-e)*(t-e)));e>t&&(v=2*Math.PI-v);var u=1-3*Math.min(n,t,e),h=a/3;return[v*180/Math.PI,u*100,h]};var v0={name:"hwb",min:[0,0,0],max:[360,100,100],channel:["hue","whiteness","blackness"],alias:["HWB"],rgb:function(r){var a=r[0]/360,n=r[1]/100,t=r[2]/100,e=n+t,v,u,h,i,c,s,l;switch(e>1&&(n/=e,t/=e),v=Math.floor(6*a),u=1-t,h=6*a-v,v&1&&(h=1-h),i=n+h*(u-n),v){default:case 6:case 0:c=u,s=i,l=n;break;case 1:c=i,s=u,l=n;break;case 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h=Math.min(1-a,1-n,1-t),e=(1-a-h)/(1-h)||0,v=(1-n-h)/(1-h)||0,u=(1-t-h)/(1-h)||0,[e*100,v*100,u*100,h*100]};var $0=J0,h0={name:"cmy",min:[0,0,0],max:[100,100,100],channel:["cyan","magenta","yellow"],alias:["CMY"]};h0.rgb=([r,a,n])=>[(1-r/100)*255,(1-a/100)*255,(1-n/100)*255],f.cmy=([r,a,n])=>[(1-r/255)*100||0,(1-a/255)*100||0,(1-n/255)*100||0];var a1=h0,C={name:"xyz",min:[0,0,0],channel:["X","Y","Z"],alias:["XYZ","ciexyz","cie1931"],whitepoint:{2:{A:[109.85,100,35.585],C:[98.074,100,118.232],D50:[96.422,100,82.521],D55:[95.682,100,92.149],D65:[95.045592705167,100,108.9057750759878],D75:[94.972,100,122.638],F2:[99.187,100,67.395],F7:[95.044,100,108.755],F11:[100.966,100,64.37],E:[100,100,100]},10:{A:[111.144,100,35.2],C:[97.285,100,116.145],D50:[96.72,100,81.427],D55:[95.799,100,90.926],D65:[94.811,100,107.304],D75:[94.416,100,120.641],F2:[103.28,100,69.026],F7:[95.792,100,107.687],F11:[103.866,100,65.627],E:[100,100,100]}}};C.max=C.whitepoint[2].D65,C.rgb=function(r,a){a=a||C.whitepoint[2].E;var n=r[0]/a[0],t=r[1]/a[1],e=r[2]/a[2],v,u,h;return v=n*3.240969941904521+t*-1.537383177570093+e*-.498610760293,u=n*-.96924363628087+t*1.87596750150772+e*.041555057407175,h=n*.055630079696993+t*-.20397695888897+e*1.056971514242878,v=v>.0031308?1.055*Math.pow(v,1/2.4)-.055:v=v*12.92,u=u>.0031308?1.055*Math.pow(u,1/2.4)-.055:u=u*12.92,h=h>.0031308?1.055*Math.pow(h,1/2.4)-.055:h=h*12.92,v=Math.min(Math.max(0,v),1),u=Math.min(Math.max(0,u),1),h=Math.min(Math.max(0,h),1),[v*255,u*255,h*255]},f.xyz=function(r,a){var n=r[0]/255,t=r[1]/255,e=r[2]/255;n=n>.04045?Math.pow((n+.055)/1.055,2.4):n/12.92,t=t>.04045?Math.pow((t+.055)/1.055,2.4):t/12.92,e=e>.04045?Math.pow((e+.055)/1.055,2.4):e/12.92;var v=n*.41239079926595+t*.35758433938387+e*.18048078840183,u=n*.21263900587151+t*.71516867876775+e*.072192315360733,h=n*.019330818715591+t*.11919477979462+e*.95053215224966;return a=a||C.whitepoint[2].E,[v*a[0],u*a[1],h*a[2]]};var o=C,i0={name:"xyy",min:[0,0,0],max:[1,1,100],channel:["x","y","Y"],alias:["xyY","Yxy","yxy"]};i0.xyz=function(r){var 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K={name:"uvw",min:[-134,-140,0],max:[224,122,100],channel:["U","V","W"],alias:["UVW","cieuvw","cie1964"]},h1=K;K.xyz=function(r,a,n){var t,e,v,u,h,i,c,s,l,M,m,b,y;return u=r[0],h=r[1],v=r[2],v===0?[0,0,0]:(a=a||"D65",n=n||2,l=o.whitepoint[n][a][0],M=o.whitepoint[n][a][1],m=o.whitepoint[n][a][2],b=4*l/(l+15*M+3*m),y=6*M/(l+15*M+3*m),c=Math.pow((v+17)/25,3),t=u/(13*v)+b||0,e=h/(13*v)+y||0,i=6/4*c*t/e,s=c*(2/e-.5*t/e-5),[i,c,s])},o.uvw=function(r,a,n){var t=r[0],e=r[1],v=r[2],u,h,i,c,s;a=a||"D65",n=n||2,u=o.whitepoint[n][a][0],h=o.whitepoint[n][a][1],i=o.whitepoint[n][a][2],c=4*u/(u+15*h+3*i),s=6*h/(u+15*h+3*i);var l=4*t/(t+15*e+3*v)||0,M=6*e/(t+15*e+3*v)||0,m=25*Math.pow(e,1/3)-17,b=13*m*(l-c),y=13*m*(M-s);return[b,y,m]},K.ucs=function(r){throw new Error("Not implemented")},y0.uvw=function(r){throw new Error("Not implemented")};var x0={name:"jpeg",min:[0,0,0],max:[255,255,255],channel:["Y","Cb","Cr"],alias:["JPEG"]},i1=x0;x0.rgb=function(r){var a=r[0],n=r[1],t=r[2];return[a+1.402*(t-128),a-.34414*(n-128)-.71414*(t-128),a+1.772*(n-128)]},f.jpeg=function(r){var a=r[0],n=r[1],t=r[2];return[.299*a+.587*n+.114*t,128-.168736*a-.331264*n+.5*t,128+.5*a-.418688*n-.081312*t]};var p0={name:"lab",min:[0,-100,-100],max:[100,100,100],channel:["lightness","a","b"],alias:["LAB","cielab"]};p0.xyz=([r,a,n])=>{var t,e,v,u;return r<=8?(e=r*100/903.3,u=7.787*(e/100)+16/116):(e=100*Math.pow((r+16)/116,3),u=Math.pow(e/100,1/3)),t=t/95.047<=.008856?t=95.047*(a/500+u-16/116)/7.787:95.047*Math.pow(a/500+u,3),v=v/108.883<=.008859?v=108.883*(u-n/200-16/116)/7.787:108.883*Math.pow(u-n/200,3),[t,e,v]};var U=p0;o.lab=([r,a,n])=>{var t,e,v;return r/=95.047,a/=100,n/=108.883,r=r>.008856?Math.pow(r,1/3):7.787*r+16/116,a=a>.008856?Math.pow(a,1/3):7.787*a+16/116,n=n>.008856?Math.pow(n,1/3):7.787*n+16/116,t=116*a-16,e=500*(r-a),v=200*(a-n),[t,e,v]};var 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