vislite/lib/Matrix4/index.es.min.js

灵活、快速、简单的数据可视化交互式跨端前端库

/*!
* Matrix4 of VISLite JavaScript Library v1.3.0
* git+https://github.com/oi-contrib/VISLite.git
*/
var t=function(t,r){for(var i=[],o=0;o<4;o++)for(var n=0;n<r.length/4;n++)i[4*n+o]=t[o]*r[4*n]+t[o+4]*r[4*n+1]+t[o+8]*r[4*n+2]+t[o+12]*r[4*n+3];return i},r=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],i=function(){function i(t){void 0===t&&(t=r),this.name="Matrix4",this.__matrix4=t}return i.prototype.setValue=function(t){return void 0===t&&(t=r),this.__matrix4=t,this},i.prototype.move=function(r,i,o,n){return void 0===n&&(n=0),this.__matrix4=t(function(t,r,i,o){void 0===o&&(o=0);var n=Math.sqrt(r*r+i*i+o*o);return[1,0,0,0,0,1,0,0,0,0,1,0,r*t/n,i*t/n,o*t/n,1]}(r,i,o,n),this.__matrix4),this},i.prototype.rotate=function(r,i,o,n,e,u,a){var s=function(t,r,i,o,n,e){if("number"==typeof t&&"number"==typeof r){if("number"!=typeof i?(i=0,o=t,n=r,e=1):"number"==typeof o&&"number"==typeof n&&"number"==typeof e||(o=t,n=r,e=i,t=0,r=0,i=0),t==o&&r==n&&i==e)throw new Error("It's not a legitimate ray!");var u=Math.sqrt((o-t)*(o-t)+(n-r)*(n-r)),a=0!=u?(n-r)/u:1,s=0!=u?(o-t)/u:0,h=(o-t)*s+(n-r)*a,_=e-i,f=Math.sqrt(h*h+_*_),m=0!=f?_/f:1,p=0!=f?h/f:0;return[[a,m*s,s*p,0,-s,a*m,a*p,0,0,-p,m,0,r*s-t*a,i*p-t*s*m-r*a*m,-t*s*p-r*a*p-i*m,1],[a,-s,0,0,m*s,m*a,-p,0,s*p,a*p,m,0,t,r,i,1]]}throw new Error("a1 and b1 is required!")}(i,o,n,e,u,a);return this.__matrix4=t(t(t(s[1],function(t){var r=Math.sin(t),i=Math.cos(t);return[i,r,0,0,-r,i,0,0,0,0,1,0,0,0,0,1]}(r)),s[0]),this.__matrix4),this},i.prototype.scale=function(r,i,o,n,e,u){return void 0===n&&(n=0),void 0===e&&(e=0),void 0===u&&(u=0),this.__matrix4=t(function(t,r,i,o,n,e){return void 0===o&&(o=0),void 0===n&&(n=0),void 0===e&&(e=0),[t,0,0,0,0,r,0,0,0,0,i,0,o-o*t,n-n*r,e-e*i,1]}(r,i,o,n,e,u),this.__matrix4),this},i.prototype.multiply=function(r,i){return void 0===i&&(i=!1),this.__matrix4=i?t(this.__matrix4,r):t(r,this.__matrix4),this},i.prototype.use=function(r,i,o,n){return void 0===o&&(o=0),void 0===n&&(n=1),t(this.__matrix4,[r,i,o,n])},i.prototype.value=function(){return this.__matrix4},i}();export{i as default};