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DMD2500_Dream_Bean/Dream Bean/scripts/jobWorker.js
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"use strict";self.dispatchPort=null,self.outputPort=null,self.workerNumber=-1,self.activeJobId=null,self.sentBlobs=new Map,self.sentBuffers=new Map,self.JobHandlers={};function FlipImageData(a,b,c){const d=4*b,e=new Uint8Array(d),f=a.buffer;for(let g=0,h=Math.floor(c/2);g<h;++g){const a=c-g-1,b=new Uint8Array(f,g*d,d),h=new Uint8Array(f,a*d,d);e.set(b),b.set(h),h.set(e)}}function UnpremultiplyImageData(b){for(let c=0,a=b.length;c<a;c+=4){const d=b[c+3];if(255===d)continue;const a=255/d;b[c]*=a,b[c+1]*=a,b[c+2]*=a}}self.JobHandlers["ProcessImageData"]=function(a){const b=a["buffer"],c=new Uint8Array(b),d=a["width"],e=a["height"];return a["flipY"]&&FlipImageData(c,d,e),a["unpremultiply"]&&UnpremultiplyImageData(c),{result:b,transferables:[b]}},self.addEventListener("message",(a)=>{const b=a.data,c=b["type"];return"init"===c?(self.workerNumber=b["number"],self.dispatchPort=b["dispatch-port"],self.dispatchPort.onmessage=OnDispatchWorkerMessage,void(self.outputPort=b["output-port"])):"terminate"===c?void self.close():void console.error("unknown message '"+c+"'")});function SendReady(){self.dispatchPort.postMessage({"type":"ready"}),self.outputPort.postMessage({"type":"ready"})}function SendError(a,b){a||self.outputPort.postMessage({"type":"error","jobId":self.activeJobId,"error":b.toString()}),SendDone()}function SendResult(a,b){if(!a){const a=b.transferables||[];self.outputPort.postMessage({"type":"result","jobId":self.activeJobId,"result":b.result},a)}SendDone()}function SendDone(){self.activeJobId=null,self.dispatchPort.postMessage({"type":"done"})}function SendProgress(a){self.outputPort.postMessage({"type":"progress","jobId":self.activeJobId,"progress":a})}function OnDispatchWorkerMessage(a){const b=a.data,c=b["type"];if("_import_scripts"===c)return void importScripts(...b["scripts"]);if("_send_blob"===c)return void self.sentBlobs.set(b["id"],b["blob"]);if("_send_buffer"===c)return void self.sentBuffers.set(b["id"],b["buffer"]);if("_testMessageChannel"===c)return void self.outputPort.postMessage({"type":"_testMessageChannelOk"});if("_ready"===c)return void SendReady();const d=b["jobId"],f=b["isBroadcast"],e=b["params"];let g;if(self.activeJobId=d,!self.JobHandlers.hasOwnProperty(c))return void console.error(`no handler for message type '${c}'`);try{g=self.JobHandlers[c](e)}catch(a){return void SendError(f,"Exception in job handler: "+a)}g&&g.then?g.then((a)=>SendResult(f,a)).catch((a)=>SendError(f,"Rejection in job handler: "+a)):SendResult(f,g)} |