affinetransformation.js

var gdjs;(function(c){class y{constructor(){this.matrix=new Float32Array([1,0,0,1,0,0])}setToIdentity(){const o=this.matrix;o[0]=1,o[1]=0,o[2]=0,o[3]=1,o[4]=0,o[5]=0}isIdentity(){const o=this.matrix;return o[0]===1&&o[1]===0&&o[2]===0&&o[3]===1&&o[4]===0&&o[5]===0}equals(o){const t=this.matrix,a=o.matrix;return this===o||t[0]===a[0]&&t[1]===a[1]&&t[2]===a[2]&&t[3]===a[3]&&t[4]===a[4]&&t[5]===a[5]}nearlyEquals(o,t){const a=this.matrix,s=o.matrix;return this===o||c.nearlyEqual(a[0],s[0],t)&&c.nearlyEqual(a[1],s[1],t)&&c.nearlyEqual(a[2],s[2],t)&&c.nearlyEqual(a[3],s[3],t)&&c.nearlyEqual(a[4],s[4],t)&&c.nearlyEqual(a[5],s[5],t)}copyFrom(o){const t=this.matrix,a=o.matrix;return t[0]=a[0],t[1]=a[1],t[2]=a[2],t[3]=a[3],t[4]=a[4],t[5]=a[5],this}setToTranslation(o,t){const a=this.matrix;a[0]=1,a[1]=0,a[2]=0,a[3]=1,a[4]=o,a[5]=t}translate(o,t){var a=this.matrix;a[4]=a[0]*o+a[2]*t+a[4],a[5]=a[1]*o+a[3]*t+a[5]}setToScale(o,t){const a=this.matrix;a[0]=o,a[1]=0,a[2]=0,a[3]=t,a[4]=0,a[5]=0}scale(o,t){const a=this.matrix;a[0]*=o,a[1]*=o,a[2]*=t,a[3]*=t}setToRotation(o){const t=this.matrix;let a=Math.cos(o),s=Math.sin(o);(a===-1||a===1)&&(s=0),(s===-1||s===1)&&(a=0),t[0]=a,t[1]=s,t[2]=-s,t[3]=a,t[4]=0,t[5]=0}rotate(o){const t=this.matrix;let a=Math.cos(o),s=Math.sin(o);(a===-1||a===1)&&(s=0),(s===-1||s===1)&&(a=0);const i=t[0],n=t[1],m=t[2],r=t[3];t[0]=i*a+m*s,t[1]=n*a+r*s,t[2]=i*-s+m*a,t[3]=n*-s+r*a}setToRotationAround(o,t,a){const s=this.matrix;let i=Math.cos(o),n=Math.sin(o);(i===-1||i===1)&&(n=0),(n===-1||n===1)&&(i=0),s[0]=i,s[1]=n,s[2]=-n,s[3]=i,s[4]=t-t*i+a*n,s[5]=a-t*n+a*i}rotateAround(o,t,a){this.translate(t,a),this.rotate(o),this.translate(-t,-a)}setToFlipX(o){const t=this.matrix;t[0]=-1,t[1]=0,t[2]=0,t[3]=1,t[4]=2*o,t[5]=0}flipX(o){this.translate(o,0),this.scale(-1,1),this.translate(-o,0)}setToFlipY(o){const t=this.matrix;t[0]=-1,t[1]=0,t[2]=0,t[3]=1,t[4]=0,t[5]=2*o}flipY(o){this.translate(0,o),this.scale(1,-1),this.translate(0,-o)}concatenate(o){const t=this.matrix,a=o.matrix,s=t[0],i=t[1],n=t[2],m=t[3],r=t[4],h=t[5],l=a[0],e=a[1],x=a[2],f=a[3],u=a[4],T=a[5];t[0]=l*s+e*n,t[1]=l*i+e*m,t[2]=x*s+f*n,t[3]=x*i+f*m,t[4]=u*s+T*n+r,t[5]=u*i+T*m+h}preConcatenate(o){const t=this.matrix,a=o.matrix,s=t[0],i=t[1],n=t[2],m=t[3],r=t[4],h=t[5],l=a[0],e=a[1],x=a[2],f=a[3],u=a[4],T=a[5];t[0]=s*l+i*x,t[1]=s*e+i*f,t[2]=n*l+m*x,t[3]=n*e+m*f,t[4]=r*l+h*x+u,t[5]=r*e+h*f+T}transform(o,t){const a=this.matrix,s=a[0]*o[0]+a[2]*o[1]+a[4],i=a[1]*o[0]+a[3]*o[1]+a[5];t[0]=s,t[1]=i}invert(){const o=this.matrix,t=o[0],a=o[1],s=o[2],i=o[3],n=o[4],m=o[5],r=t*i-a*s;return o[0]=i/r,o[1]=-a/r,o[2]=-s/r,o[3]=t/r,o[4]=(s*m-i*n)/r,o[5]=-(t*m-a*n)/r,this}toString(){const o=this.matrix;return`[[${o[0]} ${o[1]}] [${o[2]} ${o[3]}] [${o[4]} ${o[5]}]]`}}c.AffineTransformation=y})(gdjs||(gdjs={}));
//# sourceMappingURL=affinetransformation.js.map