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better-color-tools - npm Package Compare versions

Comparing version 0.8.0 to 0.8.1

6

CHANGELOG.md
# better-color-tools
## 0.8.1
### Patch Changes
- 2dde7ca: Fixed implementation of Björn's gamut clipping to sRGB in Oklab
## 0.8.0

@@ -4,0 +10,0 @@

2

dist/index.min.js

@@ -1,1 +0,1 @@

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o=[1/0,1/0,1/0,1/0,1/0],r=1/0,a=1/0,n=1/0;-1.88170328*e-.80936493*t>1?(o=[1.19086277,1.76576728,.59662641,.75515197,.56771245],r=4.0767416621,a=-3.3077115913,n=.2309699292):1.81444104*e-1.19445276*t>1?(o=[.73956515,-.45954404,.08285427,.1254107,.14503204],r=-1.2684380046,a=2.6097574011,n=-.3413193965):(o=[1.35733652,-.00915799,-1.1513021,-.50559606,.00692167],r=-.0041960863,a=-.7034186147,n=1.707614701);let s=o[0]+o[1]*e+o[2]*t+o[3]*e*e+o[4]*e*t,f=.3963377774*e+.2158037573*t,c=-.1055613458*e-.0638541728*t,u=-.0894841775*e-1.291485548*t;{let d=1+s*f,h=1+s*c,b=1+s*u,$=d**3,I=h**3,k=b**3,T=3*f*d**2,w=3*c*h**2,L=3*u*b**2,m=6*f**2*d,i=6*c**2*h,p=6*u**2*b,O=r*$+a*I+n*k,N=r*T+a*w+n*L,F=r*m+a*i+n*p;s=s-O*N/(N*N-.5*O*F)}return s}function y0(e,t){let o=k0(e,t),r=S(z([1,o*e,o*t,1])),a=Math.cbrt(1/Math.max(r[0],r[1],r[3])),n=a*o;return{L:a,C:n}}function i0(e,t,o,r,a){let n=y0(e,t);if((o-a)*n.C-(n.L-a)*r<=0)return n.C*a/(r*n.L+n.C*(a-o));let s=n.C*(a-1)/(r*(n.L-1)+n.C*(a-o)),f=o-a,c=r,u=.3963377774*e+.2158037573*t,d=-.1055613458*e-.0638541728*t,h=-.0894841775*e-1.291485548*t,b=f+c*u,$=f+c*d,I=f+c*h,k=a*(1-s)+s*o,T=s*r,w=k+T*u,L=k+T*d,m=k+T*h,i=[[w**3,L**3,m**3],[3*b*w**2,3*$*L**2,3*I*m**2],[6*b**2*w,6*$**2*L,6*I**2*m]],p=x[0][0]*i[0][0]+x[0][1]*i[0][1]+x[0][2]*i[0][2]-1,O=x[0][0]*i[1][0]+x[0][1]*i[1][1]+x[0][2]*i[1][2],N=x[0][0]*i[2][0]+x[0][1]*i[2][1]+x[0][2]*i[2][2],F=O/(O*O-.5*p*N),h0=F>=0?-p*F:1/0,t0=x[1][0]*i[0][0]+x[1][1]*i[0][1]+x[1][2]*i[0][2]-1,Z=x[1][0]*i[1][0]+x[1][1]*i[1][1]+x[1][2]*i[1][2],b0=x[1][0]*i[2][0]+x[1][1]*i[2][1]+x[1][2]*i[2][2],r0=Z/(Z*Z-.5*t0*b0),p0=r0>=0?-t0*r0:1/0,n0=x[2][0]*i[0][0]+x[2][1]*i[0][1]+x[2][2]*i[0][2]-1,P=x[2][0]*i[1][0]+x[2][1]*i[1][1]+x[2][2]*i[1][2],m0=x[2][0]*i[2][0]+x[2][1]*i[2][1]+x[2][2]*i[2][2],o0=P/(P*P-.5*n0*m0),g0=o0>=0?-n0*o0:1/0;return s+Math.min(h0,p0,g0)}function U(e){let[t,o,r,a]=e;t=Math.abs(t%360);let n=o*(1-Math.abs(2*r-1)),s=n*(1-Math.abs(t/60%2-1)),f=0,c=0,u=0;0<=t&&t<60?(f=n,c=s):60<=t&&t<120?(f=s,c=n):120<=t&&t<180?(c=n,u=s):180<=t&&t<240?(c=s,u=n):240<=t&&t<300?(f=s,u=n):300<=t&&t<360&&(f=n,u=s);let d=r-n/2;return[f+d,c+d,u+d,a]}function x0(e){let[t,o,r,a]=e;if(o+r>=1){let s=o/(o+r);return[s,s,s,a]}let n=U([t,100,50,a]);for(let s=0;s<3;s++)n[s]*=1-o-r,n[s]+=o;return n}function R0(e,t=2e-4){let[o,r,a,n]=e,s=Math.abs(r)<t&&Math.abs(a)<t?0:H(Math.atan2(a,r));for(;s<0;)s+=360;for(;s>=360;)s-=360;return[o,Math.sqrt(r**2+a**2),s,n]}function _0(e){let[t,o,r,a]=e;if(t===0)return[0,0,0,e[3]];for(;r<0;)r+=360;for(;r>=360;)r-=360;let n=K(r);return[t,Math.cos(n)*o,Math.sin(n)*o,a]}function M0(e){return _(e,f0)}function S(e){let[t,o,r,a]=_([e[0]**3,e[1]**3,e[2]**3,e[3]],x);return[t,o,r,a]}function M(e){let t=Math.abs(e[0]),o=Math.abs(e[1]),r=Math.abs(e[2]);return[t<.0031308?e[0]*12.92:1.055*Math.pow(t,1/2.4)-.055,o<.0031308?e[1]*12.92:1.055*Math.pow(o,1/2.4)-.055,r<.0031308?e[2]*12.92:1.055*Math.pow(r,1/2.4)-.055,e[3]]}function j(e){let t=_(e,c0);return[Math.cbrt(t[0]),Math.cbrt(t[1]),Math.cbrt(t[2]),t[3]]}function C(e){return _(e,a0)}function z(e){return _(e,l0)}function V(e){let t=M(S(z(e)));if(t[0]>1.001||t[0]<-.001||t[1]>1.001||t[1]<-.001||t[2]>1.001||t[2]<-.001){let[r,a,n,s]=e,f=Math.max(1e-5,Math.sqrt(a**2+n**2)),c=l(r,0,1),u=a/f,d=n/f,h=i0(u,d,r,f,c);return M(S(z([c*(1-h)+h*r,u*(h*f),d*(h*f),s])))}return t}function X(e){return V(_0(e))}function B(e){let t=Math.abs(e[0]),o=Math.abs(e[1]),r=Math.abs(e[2]);return[t<.04045?e[0]/12.92:((t+.055)/1.055)**2.4,o<.04045?e[1]/12.92:((o+.055)/1.055)**2.4,r<.04045?e[2]/12.92:((r+.055)/1.055)**2.4,e[3]]}function A(e){return M0(j(B(e)))}function q(e){return R0(A(e))}function u0(e){return _(e,s0)}var B0={black:0,silver:12632256,gray:8421504,white:16777215,maroon:8388608,red:16711680,purple:8388736,fuchsia:16711935,green:32768,lime:65280,olive:8421376,yellow:16776960,navy:128,blue:255,teal:32896,aqua:65535,orange:16753920,aliceblue:15792383,antiquewhite:16444375,aquamarine:8388564,azure:15794175,beige:16119260,bisque:16770244,blanchedalmond:16772045,blueviolet:9055202,brown:10824234,burlywood:14596231,cadetblue:6266528,chartreuse:8388352,chocolate:13789470,coral:16744272,cornflowerblue:6591981,cornsilk:16775388,crimson:14423100,cyan:65535,darkblue:139,darkcyan:35723,darkgoldenrod:12092939,darkgray:11119017,darkgreen:25600,darkgrey:11119017,darkkhaki:12433259,darkmagenta:9109643,darkolivegreen:5597999,darkorange:16747520,darkorchid:10040012,darkred:9109504,darksalmon:15308410,darkseagreen:9419919,darkslateblue:4734347,darkslategray:3100495,darkslategrey:3100495,darkturquoise:52945,darkviolet:9699539,deeppink:16716947,deepskyblue:49151,dimgray:6908265,dimgrey:6908265,dodgerblue:2003199,firebrick:11674146,floralwhite:16775920,forestgreen:2263842,gainsboro:14474460,ghostwhite:16316671,gold:16766720,goldenrod:14329120,greenyellow:11403055,grey:8421504,honeydew:15794160,hotpink:16738740,indianred:13458524,indigo:4915330,ivory:16777200,khaki:15787660,lavender:15132410,lavenderblush:16773365,lawngreen:8190976,lemonchiffon:16775885,lightblue:11393254,lightcoral:15761536,lightcyan:14745599,lightgoldenrodyellow:16448210,lightgray:13882323,lightgreen:9498256,lightgrey:13882323,lightpink:16758465,lightsalmon:16752762,lightseagreen:2142890,lightskyblue:8900346,lightslategray:7833753,lightslategrey:7833753,lightsteelblue:11584734,lightyellow:16777184,limegreen:3329330,linen:16445670,magenta:16711935,mediumaquamarine:6737322,mediumblue:205,mediumorchid:12211667,mediumpurple:9662683,mediumseagreen:3978097,mediumslateblue:8087790,mediumspringgreen:64154,mediumturquoise:4772300,mediumvioletred:13047173,midnightblue:1644912,mintcream:16121850,mistyrose:16770273,moccasin:16770229,navajowhite:16768685,oldlace:16643558,olivedrab:7048739,orangered:16729344,orchid:14315734,palegoldenrod:15657130,palegreen:10025880,paleturquoise:11529966,palevioletred:14381203,papayawhip:16773077,peachpuff:16767673,peru:13468991,pink:16761035,plum:14524637,powderblue:11591910,rosybrown:12357519,royalblue:4286945,saddlebrown:9127187,salmon:16416882,sandybrown:16032864,seagreen:3050327,seashell:16774638,sienna:10506797,skyblue:8900331,slateblue:6970061,slategray:7372944,slategrey:7372944,snow:16775930,springgreen:65407,steelblue:4620980,tan:13808780,thistle:14204888,tomato:16737095,turquoise:4251856,violet:15631086,wheat:16113331,whitesmoke:16119285,yellowgreen:10145074,rebeccapurple:6697881},J=B0;var G0=/-?[0-9.]+%?/g,T0=/^#?[0-9a-f]{3,8}$/i,w0=16**6,Q=16**4,W=16**2;function y(e){let t=L0(e),o={get hex(){let r="#";return r+=v(Math.round(l(t[0]*255,0,255)).toString(16),2),r+=v(Math.round(l(t[1]*255,0,255)).toString(16),2),r+=v(Math.round(l(t[2]*255,0,255)).toString(16),2),t[3]<1&&(r+=v(Math.round(t[3]*255).toString(16),2)),r},get hexVal(){t[3]<1&&console.warn(`hexVal converted a semi-transparent color (${t[3]*100}%) to fully opaque`);let r=Math.round(l(t[0]*255,0,255)),a=Math.round(l(t[1]*255,0,255)),n=Math.round(l(t[2]*255,0,255));return r*Q+a*W+n},get rgb(){return R("rgb",t)},rgbVal:t,get rgba(){return R("rgb",t)},rgbaVal:t,get linearRGB(){return B(t)},get p3(){return R("display-p3",t)},p3Val:t,get oklab(){return R("oklab",A(t))},get oklabVal(){return A(t)},get oklch(){return R("oklch",q(t))},get oklchVal(){return q(t)},get xyz(){return R("xyz-d65",C(B(t)))},get xyzVal(){return C(B(t))}};return o.toString=()=>o.hex,o}function d0(e){if(e>w0)throw new Error("8-digit hex values (with transparency) aren\u2019t supported");let t=e,o=Math.floor(t/Q);t-=o*Q;let r=Math.floor(t/W);t-=r*W;let a=t;return[o/255,r/255,a/255,1]}function G(e,t){let o=e.match(G0);if(!o)throw new Error(`Unexpected color format: ${e}`);let r=[0,0,0,1];return o.forEach((a,n)=>{a.includes("%")?r[n]=parseFloat(a)/100:t[n]===1/0||t[n]===0||t[n]===1?r[n]=parseFloat(a):r[n]=parseFloat(a)/t[n]}),r}function L0(e){if(Array.isArray(e)){if(typeof e[0]!="number"||typeof e[1]!="number"||typeof e[2]!="number")throw new Error(`Color array must be numbers, received ${e}`);if(e.length<3||e.length>4)throw new Error(`Expected [R, G, B, A?], received ${e}`);return[l(e[0],0,1),l(e[1],0,1),l(e[2],0,1),typeof e[3]=="number"?l(e[3],0,1):1]}if(typeof e=="number")return d0(e);if(typeof e=="string"){let t=e.trim();if(!t)throw new Error("Expected color, received empty string");let o=t.toLowerCase();if(typeof J[o]=="number")return d0(J[o]);if(T0.test(t)){let n=t.replace("#",""),s=[0,0,0,1];if(n.length>=6)for(let f=0;f<n.length/2;f++){let c=f*2,u=c+2,d=n.substring(c,u);s[f]=parseInt(d,16)/255}else for(let f=0;f<n.length;f++){let c=n.charAt(f);s[f]=parseInt(`${c}${c}`,16)/255}return s}let[r,a]=t.split("(");if(r==="color"){let n=a.indexOf(" ");r=a.substring(0,n),a=a.substring(n)}switch(r){case"rgb":case"rgba":case"srgb":{let[n,s,f,c]=G(a,[255,255,255,1]);return[l(n,0,1),l(s,0,1),l(f,0,1),l(c,0,1)]}case"linear-rgb":case"linear-srgb":case"rgb-linear":case"srgb-linear":{let n=G(a,[255,255,255,1]);return M(n)}case"hsl":case"hsla":{let[n,s,f,c]=G(a,[1,1,1,1]);return U([n,l(s,0,1),l(f,0,1),l(c,0,1)])}case"hwb":case"hwba":{let[n,s,f,c]=G(a,[1,1,1,1]);return x0([n,l(s,0,1),l(f,0,1),l(c,0,1)])}case"p3":case"display-p3":{let[n,s,f,c]=G(a,[1,1,1,1]);return[l(n,0,1),l(s,0,1),l(f,0,1),l(c,0,1)]}case"oklab":return V(G(a,[1,1,1,1]));case"oklch":return X(G(a,[1,1,1,1]));case"xyz":case"xyz-d65":return M(u0(G(a,[1,1,1,1])))}}throw new Error(`Unable to parse color "${e}"`)}function e0(e){return g(y(e).oklabVal[0],5)}function E(e,t,o=.5,r="oklab"){let a=l(o,0,1);if(o===0)return y(e);if(o===1)return y(t);let n=1-a,s=a,f={oklch:q,oklab:A,lms:p=>B(j(p)),linearRGB:B,sRGB:p=>p},c={oklch:X,oklab:V,lms:p=>S(M(p)),linearRGB:M,sRGB:p=>p},u=f[r],d=c[r];if(!u)throw new Error(`Unknown color space "${r}", try "oklab", "oklch", "linearRGB", or "sRGB"`);let h=y(e).rgbVal,b=y(t).rgbVal;r==="oklch"&&(h[0]===h[1]&&h[1]===h[2]||b[0]===b[1]&&b[1]===b[2])&&(u=f.oklab,d=c.oklab);let[$,I,k,T]=u(h),[w,L,m,i]=u(b);return r==="oklch"&&Math.abs(m-k)>180&&(Math.max(k,m)===m?m-=360:k-=360),y(d([$*n+w*s,I*n+L*s,k*n+m*s,T*n+i*s]))}function D(e,t,o="oklab"){let r=l(t,-1,1);return r>=0?E(e,"black",r,o):Y(e,-r)}function Y(e,t,o="oklab"){let r=l(t,-1,1);return r>=0?E(e,"white",r,o):D(e,-r)}var J0={darken:D,from:y,lighten:Y,lightness:e0,mix:E};export{l as clamp,R as colorFn,D as darken,J0 as default,K as degToRad,y as from,v as leftPad,Y as lighten,e0 as lightness,E as mix,_ as multiplyColorMatrix,H as radToDeg,g as round};

@@ -124,3 +124,3 @@ import { lmsToLinearRGB, oklabToLMS } from './colorspace.js';

const rgb_at_max = lmsToLinearRGB(oklabToLMS([1, S_cusp * a, S_cusp * b, 1]));
const L_cusp = Math.cbrt(1 / Math.max((rgb_at_max[0], rgb_at_max[1], rgb_at_max[3])));
const L_cusp = Math.cbrt(1 / Math.max(rgb_at_max[0], rgb_at_max[1], rgb_at_max[3]));
const C_cusp = L_cusp * S_cusp;

@@ -181,3 +181,3 @@ return { L: L_cusp, C: C_cusp };

const t_blue = u_blue >= 0 ? -blue * u_blue : Infinity;
return Math.min(t_red, t_green, t_blue);
return t + Math.min(t_red, t_green, t_blue);
}
{
"name": "better-color-tools",
"description": "Fast, minimal color conversion and tools for JS/Sass. Supports sRGB, Oklab, Oklch, Display P3, and more.",
"version": "0.8.0",
"version": "0.8.1",
"author": {

@@ -28,2 +28,12 @@ "name": "Drew Powers",

"types": "./dist/index.d.ts",
"scripts": {
"build": "del dist && tsc && npm run bundle && cp dist/index.min.js www/src/lib/better.min.js",
"bundle": "esbuild dist/index.js --bundle --minify --outfile=dist/index.min.js --format=esm",
"changeset": "changeset",
"dev": "tsc -w",
"lint": "eslint \"**/*.{js,ts}\"",
"prepublish": "npm run build",
"test": "mocha",
"test:benchmark": "mocha -t 10000"
},
"devDependencies": {

@@ -45,13 +55,3 @@ "@changesets/cli": "^2.23.0",

"typescript": "^4.7.3"
},
"scripts": {
"build": "del dist && tsc && npm run bundle && cp dist/index.min.js www/src/lib/better.min.js",
"bundle": "esbuild dist/index.js --bundle --minify --outfile=dist/index.min.js --format=esm",
"changeset": "changeset",
"dev": "tsc -w",
"lint": "eslint \"**/*.{js,ts}\"",
"prepublish": "npm run build",
"test": "mocha",
"test:benchmark": "mocha -t 10000"
}
}
}

@@ -144,3 +144,3 @@ import type { ColorMatrix } from './index';

const rgb_at_max = lmsToLinearRGB(oklabToLMS([1, S_cusp * a, S_cusp * b, 1]));
const L_cusp = Math.cbrt(1 / Math.max((rgb_at_max[0], rgb_at_max[1], rgb_at_max[3])));
const L_cusp = Math.cbrt(1 / Math.max(rgb_at_max[0], rgb_at_max[1], rgb_at_max[3]));
const C_cusp = L_cusp * S_cusp;

@@ -219,3 +219,3 @@

return Math.min(t_red, t_green, t_blue);
return t + Math.min(t_red, t_green, t_blue);
}
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