| 1 |
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u=(o[0]+o[1])/2,f=t.projectedExtent.spatialReference,c=t.srcBufferExtent.spatialReference;if(n&&(e||u>X)&&(ht(f,c,t.datumTransformation)&&(f.isGeographic||b(L(f))),i=[I,I],r=D({...t,spacing:i}),s={cols:r.size[0]+1,rows:r.size[1]+1},o=st(r.offsets,s,i,X)),r.error=o,i[0]>1&&(r.coefficients=xt(r.offsets,s,e)),t.includeGCSGrid&&!f.isGeographic&&!f.isWebMercator)if(c.isGeographic)r.gcsGrid={offsets:r.offsets,coefficients:r.coefficients,spacing:i};else{const l=L(f);if(b(l)&&!l.isEnvelope){const d=Wt(f),p=gt(t.projectedExtent,d),{offsets:x}=D({...t,srcBufferExtent:p,spacing:i}),h=xt(x,s,e);r.gcsGrid={offsets:x,coefficients:h,spacing:i}}}return r}function D(t){const{projectedExtent:n,srcBufferExtent:i,pixelSize:r,datumTransformation:s,rasterTransform:e}=t,o=n.spatialReference,u=i.spatialReference,f=$(o,u),{xmin:c,ymin:l,xmax:d,ymax:p}=n,x=C(u),h=b(x)&&(t.hasWrapAround||(e==null?void 0:e.type)==="gcs-shift"),m=t.spacing||[j,j],a=m[0]*r.x,w=m[1]*r.y,y=m[0]===1,g=Math.ceil((d-c)/a-.1/m[0])+(y?0:1),M=Math.ceil((p-l)/w-.1/m[1])+(y?0:1),R=vt({cols:g,rows:M,xmin:c,ymax:p,xres:a,yres:w,inSR:o,outSR:u,datumTransformation:s,preferPE:m[0]<=I,usePixelCenter:y}),P=[];let G,_=0;const Z=y?-1:NaN,{xmin:tt,xmax:q,ymax:yt,width:dt,height:Mt}=i,wt=E(u,B),Rt=b(x)&&tt>0&&q>x/2;let nt=!1;if(f){const z=L(o);nt=b(z)&&z.poleLocation>0}for(let z=0;z<g;z++){const J=[];for(let A=0;A<M;A++){let S=R[z*M+A];if(h&&S[0]>q&&S[0]>x/2-wt?S[0]-=x:h&&z===0&&S[0]<0&&Rt&&!e&&(S[0]+=x),!S||isNaN(S[0])||isNaN(S[1]))P.push(Z),P.push(Z),J.push(null),_++;else{if(e){const et=e.inverseTransform(new N({x:S[0],y:S[1],spatialReference:u}));S=[et.x,et.y]}J.push(S),z>0&&h&&G[A]&&S[0]<G[A][0]&&(S[0]+=x,nt&&S[0]>q&&S[0]>x&&(S[0]-=x)),P.push((S[0]-tt)/dt),P.push((yt-S[1])/Mt)}}G=J}return{offsets:P,error:null,coefficients:null,outofBoundPointCount:_,spacing:m,size:y?[g,M]:[g-1,M-1]}}function xt(t,n,i){const{cols:r,rows:s}=n,e=new Float32Array((r-1)*(s-1)*2*6),o=new Float32Array([-0,-1,1,-1,1,-0,1,-0,-0]),u=new Float32Array([-1,1,0,0,-1,1,1,0,0]);for(let f=0;f<r-1;f++){for(let c=0;c<s-1;c++){let l=f*s*2+2*c;const d=t[l],p=t[l+1],x=t[l+2],h=t[l+3];l+=2*s;const m=t[l],a=t[l+1],w=t[l+2],y=t[l+3];let g=0,M=12*(c*(r-1)+f);for(let R=0;R<3;R++)e[M++]=o[g++]*d+o[g++]*x+o[g++]*w;g=0;for(let R=0;R<3;R++)e[M++]=o[g++]*p+o[g++]*h+o[g++]*y;g=0;for(let R=0;R<3;R++)e[M++]=u[g++]*d+u[g++]*m+u[g++]*w;g=0;for(let R=0;R<3;R++)e[M++]=u[g++]*p+u[g++]*a+u[g++]*y}if(i)for(let c=0;c<e.length;c++)isNaN(e[c])&&(e[c]=-1)}return e}function Yt(t){const n=t.clone().normalize();return n.length===1?n[0]:pt(n)}function Ft(t,n,i){const{storageInfo:r,pixelSize:s}=n;let e=0,o=!1;const{pyramidResolutions:u}=r;if(b(u)&&u.length){const p=(t.x+t.y)/2,x=u[u.length-1],h=(x.x+x.y)/2,m=(s.x+s.y)/2;if(p<=m)e=0;else if(p>=h)e=u.length,o=p/h>8;else{let w,y=m;for(let g=1;g<=u.length;g++){if(w=(u[g-1].x+u[g-1].y)/2,p<=w){p===w?e=g:i==="down"?(e=g-1,o=p/y>8):e=i==="up"||p-y>w-p||p/y>2?g:g-1;break}y=w}}const a=e===0?s:u[e-1];return o&&Math.min(a.x,a.y)*O(n.spatialReference)>19567&&(o=!1),{pyramidLevel:e,pyramidResolution:new N({x:a.x,y:a.y,spatialReference:n.spatialReference}),excessiveReading:o}}const f=Math.log(t.x/s.x)/Math.LN2,c=Math.log(t.y/s.y)/Math.LN2,l=n.storageInfo.maximumPyramidLevel||0;e=i==="down"?Math.floor(Math.min(f,c)):i==="up"?Math.ceil(Math.max(f,c)):Math.round((f+c)/2),e<0?e=0:e>l&&(o=e>l+3,e=l);const d=2**e;return{pyramidLevel:e,pyramidResolution:new N({x:d*n.nativePixelSize.x,y:d*n.nativePixelSize.y,spatialReference:n.spatialReference}),excessiveReading:o}}function qt(t,n,i=512,r=!0){const{extent:s,spatialReference:e,pixelSize:o}=t,u=rt(new N({x:o.x,y:o.y,spatialReference:e}),n,s);if(u==null)return{projectedPixelSize:null,scales:null,srcResolutions:null,isCustomTilingScheme:!1};const f=(u.x+u.y)/2,c=O(n),l=f*c*96*39.37,d=n.isGeographic?256/i*2958287637958547e-7:256/i*591657527591555e-6;let p=t.dataType==="vector-magdir"||t.dataType==="vector-uv";const x=gt(s,n),h=Math.min(Math.ceil(Math.log(Math.min(t.width,t.height)/32)/Math.LN2),Math.ceil(Math.log(d/2/l)/Math.LN2));if(!p&&r&&(n.isGeographic||n.isWebMercator)&&(p=x.xmin*x.xmax<0,!p&&h<3)){const P=C(n);if(b(P)){const G=2**h*f*i,_=Math.ceil(P/G);p=_===1||_===2&&P/2-x.xmax<G}}let m,a=l;const w=1.001;if(p){a=d;const P=n.isGeographic?1341104507446289e-21:.29858214164761665,G=P*(96*c*39.37),_=n.isGeographic?4326:3857;m=rt(new N({x:P,y:P,spatialReference:{wkid:_}}),e,x),m.x*=a/G,m.y*=a/G}else{m={x:o.x,y:o.y};let P=0;for(;a<d*(w/2)&&P<h;)P++,a*=2,m.x*=2,m.y*=2;Math.max(a,d)/Math.min(a,d)<=w&&(a=d)}const y=[a],g=[{x:m.x,y:m.y}],M=70.5310735,R=Math.min(M,l)/w;for(;a>=R;)a/=2,m.x/=2,m.y/=2,y.push(a),g.push({x:m.x,y:m.y});return{projectedPixelSize:u,scales:y,srcResolutions:g,isCustomTilingScheme:!p}}export{Bt as $,rt as C,gt as J,ht as M,Ot as Q,At as T,C as U,It as V,qt as i,at as j,Yt as n,Ft as o,jt as v};
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