@xterm/addon-webgl
Version:
An addon for [xterm.js](https://github.com/xtermjs/xterm.js) that enables a WebGL2-based renderer. This addon requires xterm.js v4+.
1 lines • 248 kB
JavaScript
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f=new Int32Array(s.TextureAtlas.maxAtlasPages);for(let e=0;e<s.TextureAtlas.maxAtlasPages;e++)f[e]=e;l.uniform1iv(this._textureLocation,f),l.uniformMatrix4fv(this._projectionLocation,!1,o.PROJECTION_MATRIX),this._atlasTextures=[];for(let e=0;e<s.TextureAtlas.maxAtlasPages;e++){const t=new o.GLTexture((0,a.throwIfFalsy)(l.createTexture()));this._register((0,r.toDisposable)((()=>l.deleteTexture(t.texture)))),l.activeTexture(l.TEXTURE0+e),l.bindTexture(l.TEXTURE_2D,t.texture),l.texParameteri(l.TEXTURE_2D,l.TEXTURE_WRAP_S,l.CLAMP_TO_EDGE),l.texParameteri(l.TEXTURE_2D,l.TEXTURE_WRAP_T,l.CLAMP_TO_EDGE),l.texImage2D(l.TEXTURE_2D,0,l.RGBA,1,1,0,l.RGBA,l.UNSIGNED_BYTE,new Uint8Array([255,0,0,255])),this._atlasTextures[e]=t}l.enable(l.BLEND),l.blendFunc(l.SRC_ALPHA,l.ONE_MINUS_SRC_ALPHA),this.handleResize()}beginFrame(){return!this._atlas||this._atlas.beginFrame()}updateCell(e,t,i,s,n,r,o,a,l){this._updateCell(this._vertices.attributes,e,t,i,s,n,r,o,a,l)}_updateCell(e,t,i,s,r,o,h,f,g,m){u=(i*this._terminal.cols+t)*l,s!==n.NULL_CELL_CODE&&void 0!==s?this._atlas&&(c=f&&f.length>1?this._atlas.getRasterizedGlyphCombinedChar(f,r,o,h,!1,this._terminal.element):this._atlas.getRasterizedGlyph(s,r,o,h,!1,this._terminal.element),d=Math.floor((this._dimensions.device.cell.width-this._dimensions.device.char.width)/2),r!==m&&c.offset.x>d?(_=c.offset.x-d,e[u]=-(c.offset.x-_)+this._dimensions.device.char.left,e[u+1]=-c.offset.y+this._dimensions.device.char.top,e[u+2]=(c.size.x-_)/this._dimensions.device.canvas.width,e[u+3]=c.size.y/this._dimensions.device.canvas.height,e[u+4]=c.texturePage,e[u+5]=c.texturePositionClipSpace.x+_/this._atlas.pages[c.texturePage].canvas.width,e[u+6]=c.texturePositionClipSpace.y,e[u+7]=c.sizeClipSpace.x-_/this._atlas.pages[c.texturePage].canvas.width,e[u+8]=c.sizeClipSpace.y):(e[u]=-c.offset.x+this._dimensions.device.char.left,e[u+1]=-c.offset.y+this._dimensions.device.char.top,e[u+2]=c.size.x/this._dimensions.device.canvas.width,e[u+3]=c.size.y/this._dimensions.device.canvas.height,e[u+4]=c.texturePage,e[u+5]=c.texturePositionClipSpace.x,e[u+6]=c.texturePositionClipSpace.y,e[u+7]=c.sizeClipSpace.x,e[u+8]=c.sizeClipSpace.y),this._optionsService.rawOptions.rescaleOverlappingGlyphs&&(0,a.allowRescaling)(s,g,c.size.x,this._dimensions.device.cell.width)&&(e[u+2]=(this._dimensions.device.cell.width-1)/this._dimensions.device.canvas.width)):e.fill(0,u,u+l-1-2)}clear(){const e=this._terminal,t=e.cols*e.rows*l;this._vertices.count!==t?this._vertices.attributes=new Float32Array(t):this._vertices.attributes.fill(0);let i=0;for(;i<this._vertices.attributesBuffers.length;i++)this._vertices.count!==t?this._vertices.attributesBuffers[i]=new Float32Array(t):this._vertices.attributesBuffers[i].fill(0);this._vertices.count=t,i=0;for(let t=0;t<e.rows;t++)for(let s=0;s<e.cols;s++)this._vertices.attributes[i+9]=s/e.cols,this._vertices.attributes[i+10]=t/e.rows,i+=l}handleResize(){const e=this._gl;e.useProgram(this._program),e.viewport(0,0,e.canvas.width,e.canvas.height),e.uniform2f(this._resolutionLocation,e.canvas.width,e.canvas.height),this.clear()}render(e){if(!this._atlas)return;const t=this._gl;t.useProgram(this._program),t.bindVertexArray(this._vertexArrayObject),this._activeBuffer=(this._activeBuffer+1)%2;const i=this._vertices.attributesBuffers[this._activeBuffer];let s=0;for(let t=0;t<e.lineLengths.length;t++){const n=t*this._terminal.cols*l,r=this._vertices.attributes.subarray(n,n+e.lineLengths[t]*l);i.set(r,s),s+=r.length}t.bindBuffer(t.ARRAY_BUFFER,this._attributesBuffer),t.bufferData(t.ARRAY_BUFFER,i.subarray(0,s),t.STREAM_DRAW);for(let e=0;e<this._atlas.pages.length;e++)this._atlas.pages[e].version!==this._atlasTextures[e].version&&this._bindAtlasPageTexture(t,this._atlas,e);t.drawElementsInstanced(t.TRIANGLE_STRIP,4,t.UNSIGNED_BYTE,0,s/l)}setAtlas(e){this._atlas=e;for(const e of this._atlasTextures)e.version=-1}_bindAtlasPageTexture(e,t,i){e.activeTexture(e.TEXTURE0+i),e.bindTexture(e.TEXTURE_2D,this._atlasTextures[i].texture),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.texImage2D(e.TEXTURE_2D,0,e.RGBA,e.RGBA,e.UNSIGNED_BYTE,t.pages[i].canvas),e.generateMipmap(e.TEXTURE_2D),this._atlasTextures[i].version=t.pages[i].version}setDimensions(e){this._dimensions=e}}t.GlyphRenderer=f},6203:(e,t,i)=>{Object.defineProperty(t,"__esModule",{value:!0}),t.RectangleRenderer=void 0;const s=i(2540),n=i(4208),r=i(5719),o=i(4959),a=8*Float32Array.BYTES_PER_ELEMENT;class l{constructor(){this.attributes=new Float32Array(160),this.count=0}}let h=0,c=0,u=0,d=0,_=0,f=0,g=0;class m extends s.Disposable{constructor(e,t,i,n){super(),this._terminal=e,this._gl=t,this._dimensions=i,this._themeService=n,this._vertices=new l,this._verticesCursor=new l;const h=this._gl;this._program=(0,o.throwIfFalsy)((0,r.createProgram)(h,"#version 300 es\nlayout (location = 0) in vec2 a_position;\nlayout (location = 1) in vec2 a_size;\nlayout (location = 2) in vec4 a_color;\nlayout (location = 3) in vec2 a_unitquad;\n\nuniform mat4 u_projection;\n\nout vec4 v_color;\n\nvoid main() {\n vec2 zeroToOne = a_position + (a_unitquad * a_size);\n gl_Position = u_projection * vec4(zeroToOne, 0.0, 1.0);\n v_color = a_color;\n}","#version 300 es\nprecision lowp float;\n\nin vec4 v_color;\n\nout vec4 outColor;\n\nvoid main() {\n outColor = v_color;\n}")),this._register((0,s.toDisposable)((()=>h.deleteProgram(this._program)))),this._projectionLocation=(0,o.throwIfFalsy)(h.getUniformLocation(this._program,"u_projection")),this._vertexArrayObject=h.createVertexArray(),h.bindVertexArray(this._vertexArrayObject);const c=new Float32Array([0,0,1,0,0,1,1,1]),u=h.createBuffer();this._register((0,s.toDisposable)((()=>h.deleteBuffer(u)))),h.bindBuffer(h.ARRAY_BUFFER,u),h.bufferData(h.ARRAY_BUFFER,c,h.STATIC_DRAW),h.enableVertexAttribArray(3),h.vertexAttribPointer(3,2,this._gl.FLOAT,!1,0,0);const d=new Uint8Array([0,1,2,3]),_=h.createBuffer();this._register((0,s.toDisposable)((()=>h.deleteBuffer(_)))),h.bindBuffer(h.ELEMENT_ARRAY_BUFFER,_),h.bufferData(h.ELEMENT_ARRAY_BUFFER,d,h.STATIC_DRAW),this._attributesBuffer=(0,o.throwIfFalsy)(h.createBuffer()),this._register((0,s.toDisposable)((()=>h.deleteBuffer(this._attributesBuffer)))),h.bindBuffer(h.ARRAY_BUFFER,this._attributesBuffer),h.enableVertexAttribArray(0),h.vertexAttribPointer(0,2,h.FLOAT,!1,a,0),h.vertexAttribDivisor(0,1),h.enableVertexAttribArray(1),h.vertexAttribPointer(1,2,h.FLOAT,!1,a,2*Float32Array.BYTES_PER_ELEMENT),h.vertexAttribDivisor(1,1),h.enableVertexAttribArray(2),h.vertexAttribPointer(2,4,h.FLOAT,!1,a,4*Float32Array.BYTES_PER_ELEMENT),h.vertexAttribDivisor(2,1),this._updateCachedColors(n.colors),this._register(this._themeService.onChangeColors((e=>{this._updateCachedColors(e),this._updateViewportRectangle()})))}renderBackgrounds(){this._renderVertices(this._vertices)}renderCursor(){this._renderVertices(this._verticesCursor)}_renderVertices(e){const t=this._gl;t.useProgram(this._program),t.bindVertexArray(this._vertexArrayObject),t.uniformMatrix4fv(this._projectionLocation,!1,r.PROJECTION_MATRIX),t.bindBuffer(t.ARRAY_BUFFER,this._attributesBuffer),t.bufferData(t.ARRAY_BUFFER,e.attributes,t.DYNAMIC_DRAW),t.drawElementsInstanced(this._gl.TRIANGLE_STRIP,4,t.UNSIGNED_BYTE,0,e.count)}handleResize(){this._updateViewportRectangle()}setDimensions(e){this._dimensions=e}_updateCachedColors(e){this._bgFloat=this._colorToFloat32Array(e.background),this._cursorFloat=this._colorToFloat32Array(e.cursor)}_updateViewportRectangle(){this._addRectangleFloat(this._vertices.attributes,0,0,0,this._terminal.cols*this._dimensions.device.cell.width,this._terminal.rows*this._dimensions.device.cell.height,this._bgFloat)}updateBackgrounds(e){const t=this._terminal,i=this._vertices;let s,r,o,a,l,h,c,u,d,_,f,g=1;for(s=0;s<t.rows;s++){for(o=-1,a=0,l=0,h=!1,r=0;r<t.cols;r++)c=(s*t.cols+r)*n.RENDER_MODEL_INDICIES_PER_CELL,u=e.cells[c+n.RENDER_MODEL_BG_OFFSET],d=e.cells[c+n.RENDER_MODEL_FG_OFFSET],_=!!(67108864&d),(u!==a||d!==l&&(h||_))&&((0!==a||h&&0!==l)&&(f=8*g++,this._updateRectangle(i,f,l,a,o,r,s)),o=r,a=u,l=d,h=_);(0!==a||h&&0!==l)&&(f=8*g++,this._updateRectangle(i,f,l,a,o,t.cols,s))}i.count=g}updateCursor(e){const t=this._verticesCursor,i=e.cursor;if(!i||"block"===i.style)return void(t.count=0);let s,n=0;"bar"!==i.style&&"outline"!==i.style||(s=8*n++,this._addRectangleFloat(t.attributes,s,i.x*this._dimensions.device.cell.width,i.y*this._dimensions.device.cell.height,"bar"===i.style?i.dpr*i.cursorWidth:i.dpr,this._dimensions.device.cell.height,this._cursorFloat)),"underline"!==i.style&&"outline"!==i.style||(s=8*n++,this._addRectangleFloat(t.attributes,s,i.x*this._dimensions.device.cell.width,(i.y+1)*this._dimensions.device.cell.height-i.dpr,i.width*this._dimensions.device.cell.width,i.dpr,this._cursorFloat)),"outline"===i.style&&(s=8*n++,this._addRectangleFloat(t.attributes,s,i.x*this._dimensions.device.cell.width,i.y*this._dimensions.device.cell.height,i.width*this._dimensions.device.cell.width,i.dpr,this._cursorFloat),s=8*n++,this._addRectangleFloat(t.attributes,s,(i.x+i.width)*this._dimensions.device.cell.width-i.dpr,i.y*this._dimensions.device.cell.height,i.dpr,this._dimensions.device.cell.height,this._cursorFloat)),t.count=n}_updateRectangle(e,t,i,s,n,o,a){if(67108864&i)switch(50331648&i){case 16777216:case 33554432:h=this._themeService.colors.ansi[255&i].rgba;break;case 50331648:h=(16777215&i)<<8;break;default:h=this._themeService.colors.foreground.rgba}else switch(50331648&s){case 16777216:case 33554432:h=this._themeService.colors.ansi[255&s].rgba;break;case 50331648:h=(16777215&s)<<8;break;default:h=this._themeService.colors.background.rgba}e.attributes.length<t+4&&(e.attributes=(0,r.expandFloat32Array)(e.attributes,this._terminal.rows*this._terminal.cols*8)),c=n*this._dimensions.device.cell.width,u=a*this._dimensions.device.cell.height,d=(h>>24&255)/255,_=(h>>16&255)/255,f=(h>>8&255)/255,g=1,this._addRectangle(e.attributes,t,c,u,(o-n)*this._dimensions.device.cell.width,this._dimensions.device.cell.height,d,_,f,g)}_addRectangle(e,t,i,s,n,r,o,a,l,h){e[t]=i/this._dimensions.device.canvas.width,e[t+1]=s/this._dimensions.device.canvas.height,e[t+2]=n/this._dimensions.device.canvas.width,e[t+3]=r/this._dimensions.device.canvas.height,e[t+4]=o,e[t+5]=a,e[t+6]=l,e[t+7]=h}_addRectangleFloat(e,t,i,s,n,r,o){e[t]=i/this._dimensions.device.canvas.width,e[t+1]=s/this._dimensions.device.canvas.height,e[t+2]=n/this._dimensions.device.canvas.width,e[t+3]=r/this._dimensions.device.canvas.height,e[t+4]=o[0],e[t+5]=o[1],e[t+6]=o[2],e[t+7]=o[3]}_colorToFloat32Array(e){return new Float32Array([(e.rgba>>24&255)/255,(e.rgba>>16&255)/255,(e.rgba>>8&255)/255,(255&e.rgba)/255])}}t.RectangleRenderer=m},4208:(e,t,i)=>{Object.defineProperty(t,"__esModule",{value:!0}),t.RenderModel=t.COMBINED_CHAR_BIT_MASK=t.RENDER_MODEL_EXT_OFFSET=t.RENDER_MODEL_FG_OFFSET=t.RENDER_MODEL_BG_OFFSET=t.RENDER_MODEL_INDICIES_PER_CELL=void 0;const s=i(5948);t.RENDER_MODEL_INDICIES_PER_CELL=4,t.RENDER_MODEL_BG_OFFSET=1,t.RENDER_MODEL_FG_OFFSET=2,t.RENDER_MODEL_EXT_OFFSET=3,t.COMBINED_CHAR_BIT_MASK=2147483648,t.RenderModel=class{constructor(){this.cells=new Uint32Array(0),this.lineLengths=new Uint32Array(0),this.selection=(0,s.createSelectionRenderModel)()}resize(e,i){const s=e*i*t.RENDER_MODEL_INDICIES_PER_CELL;s!==this.cells.length&&(this.cells=new Uint32Array(s),this.lineLengths=new Uint32Array(i))}clear(){this.cells.fill(0,0),this.lineLengths.fill(0,0)}}},2115:(e,t,i)=>{Object.defineProperty(t,"__esModule",{value:!0}),t.TextureAtlas=void 0;const s=i(2e3),n=i(9705),r=i(4959),o=i(7993),a=i(1836),l=i(9930),h=i(9917),c=i(1564),u=i(5276),d={texturePage:0,texturePosition:{x:0,y:0},texturePositionClipSpace:{x:0,y:0},offset:{x:0,y:0},size:{x:0,y:0},sizeClipSpace:{x:0,y:0}};let _;class f{get pages(){return this._pages}constructor(e,t,i){this._document=e,this._config=t,this._unicodeService=i,this._didWarmUp=!1,this._cacheMap=new a.FourKeyMap,this._cacheMapCombined=new a.FourKeyMap,this._pages=[],this._activePages=[],this._workBoundingBox={top:0,left:0,bottom:0,right:0},this._workAttributeData=new h.AttributeData,this._textureSize=512,this._onAddTextureAtlasCanvas=new u.Emitter,this.onAddTextureAtlasCanvas=this._onAddTextureAtlasCanvas.event,this._onRemoveTextureAtlasCanvas=new u.Emitter,this.onRemoveTextureAtlasCanvas=this._onRemoveTextureAtlasCanvas.event,this._requestClearModel=!1,this._createNewPage(),this._tmpCanvas=p(e,4*this._config.deviceCellWidth+4,this._config.deviceCellHeight+4),this._tmpCtx=(0,r.throwIfFalsy)(this._tmpCanvas.getContext("2d",{alpha:this._config.allowTransparency,willReadFrequently:!0}))}dispose(){this._tmpCanvas.remove();for(const e of this.pages)e.canvas.remove();this._onAddTextureAtlasCanvas.dispose()}warmUp(){this._didWarmUp||(this._doWarmUp(),this._didWarmUp=!0)}_doWarmUp(){const e=new l.IdleTaskQueue;for(let t=33;t<126;t++)e.enqueue((()=>{if(!this._cacheMap.get(t,c.DEFAULT_COLOR,c.DEFAULT_COLOR,c.DEFAULT_EXT)){const e=this._drawToCache(t,c.DEFAULT_COLOR,c.DEFAULT_COLOR,c.DEFAULT_EXT,!1,void 0);this._cacheMap.set(t,c.DEFAULT_COLOR,c.DEFAULT_COLOR,c.DEFAULT_EXT,e)}}))}beginFrame(){return this._requestClearModel}clearTexture(){if(0!==this._pages[0].currentRow.x||0!==this._pages[0].currentRow.y){for(const e of this._pages)e.clear();this._cacheMap.clear(),this._cacheMapCombined.clear(),this._didWarmUp=!1}}_createNewPage(){if(f.maxAtlasPages&&this._pages.length>=Math.max(4,f.maxAtlasPages)){const e=this._pages.filter((e=>2*e.canvas.width<=(f.maxTextureSize||4096))).sort(((e,t)=>t.canvas.width!==e.canvas.width?t.canvas.width-e.canvas.width:t.percentageUsed-e.percentageUsed));let t=-1,i=0;for(let s=0;s<e.length;s++)if(e[s].canvas.width!==i)t=s,i=e[s].canvas.width;else if(s-t==3)break;const s=e.slice(t,t+4),n=s.map((e=>e.glyphs[0].texturePage)).sort(((e,t)=>e>t?1:-1)),r=this.pages.length-s.length,o=this._mergePages(s,r);o.version++;for(let e=n.length-1;e>=0;e--)this._deletePage(n[e]);this.pages.push(o),this._requestClearModel=!0,this._onAddTextureAtlasCanvas.fire(o.canvas)}const e=new g(this._document,this._textureSize);return this._pages.push(e),this._activePages.push(e),this._onAddTextureAtlasCanvas.fire(e.canvas),e}_mergePages(e,t){const i=2*e[0].canvas.width,s=new g(this._document,i,e);for(const[n,r]of e.entries()){const e=n*r.canvas.width%i,o=Math.floor(n/2)*r.canvas.height;s.ctx.drawImage(r.canvas,e,o);for(const s of r.glyphs)s.texturePage=t,s.sizeClipSpace.x=s.size.x/i,s.sizeClipSpace.y=s.size.y/i,s.texturePosition.x+=e,s.texturePosition.y+=o,s.texturePositionClipSpace.x=s.texturePosition.x/i,s.texturePositionClipSpace.y=s.texturePosition.y/i;this._onRemoveTextureAtlasCanvas.fire(r.canvas);const a=this._activePages.indexOf(r);-1!==a&&this._activePages.splice(a,1)}return s}_deletePage(e){this._pages.splice(e,1);for(let t=e;t<this._pages.length;t++){const e=this._pages[t];for(const t of e.glyphs)t.texturePage--;e.version++}}getRasterizedGlyphCombinedChar(e,t,i,s,n,r){return this._getFromCacheMap(this._cacheMapCombined,e,t,i,s,n,r)}getRasterizedGlyph(e,t,i,s,n,r){return this._getFromCacheMap(this._cacheMap,e,t,i,s,n,r)}_getFromCacheMap(e,t,i,s,n,r,o){return _=e.get(t,i,s,n),_||(_=this._drawToCache(t,i,s,n,r,o),e.set(t,i,s,n,_)),_}_getColorFromAnsiIndex(e){if(e>=this._config.colors.ansi.length)throw new Error("No color found for idx "+e);return this._config.colors.ansi[e]}_getBackgroundColor(e,t,i,s){if(this._config.allowTransparency)return o.NULL_COLOR;let n;switch(e){case 16777216:case 33554432:n=this._getColorFromAnsiIndex(t);break;case 50331648:const e=h.AttributeData.toColorRGB(t);n=o.channels.toColor(e[0],e[1],e[2]);break;default:n=i?o.color.opaque(this._config.colors.foreground):this._config.colors.background}return this._config.allowTransparency||(n=o.color.opaque(n)),n}_getForegroundColor(e,t,i,n,r,a,l,c,u,d){const _=this._getMinimumContrastColor(e,t,i,n,r,a,l,u,c,d);if(_)return _;let f;switch(r){case 16777216:case 33554432:this._config.drawBoldTextInBrightColors&&u&&a<8&&(a+=8),f=this._getColorFromAnsiIndex(a);break;case 50331648:const e=h.AttributeData.toColorRGB(a);f=o.channels.toColor(e[0],e[1],e[2]);break;default:f=l?this._config.colors.background:this._config.colors.foreground}return this._config.allowTransparency&&(f=o.color.opaque(f)),c&&(f=o.color.multiplyOpacity(f,s.DIM_OPACITY)),f}_resolveBackgroundRgba(e,t,i){switch(e){case 16777216:case 33554432:return this._getColorFromAnsiIndex(t).rgba;case 50331648:return t<<8;default:return i?this._config.colors.foreground.rgba:this._config.colors.background.rgba}}_resolveForegroundRgba(e,t,i,s){switch(e){case 16777216:case 33554432:return this._config.drawBoldTextInBrightColors&&s&&t<8&&(t+=8),this._getColorFromAnsiIndex(t).rgba;case 50331648:return t<<8;default:return i?this._config.colors.background.rgba:this._config.colors.foreground.rgba}}_getMinimumContrastColor(e,t,i,s,n,r,a,l,h,c){if(1===this._config.minimumContrastRatio||c)return;const u=this._getContrastCache(h),d=u.getColor(e,s);if(void 0!==d)return d||void 0;const _=this._resolveBackgroundRgba(t,i,a),f=this._resolveForegroundRgba(n,r,a,l),g=o.rgba.ensureContrastRatio(_,f,this._config.minimumContrastRatio/(h?2:1));if(!g)return void u.setColor(e,s,null);const m=o.channels.toColor(g>>24&255,g>>16&255,g>>8&255);return u.setColor(e,s,m),m}_getContrastCache(e){return e?this._config.colors.halfContrastCache:this._config.colors.contrastCache}_drawToCache(e,t,i,o,a,l){const c="number"==typeof e?String.fromCharCode(e):e;l&&this._tmpCanvas.parentElement!==l&&(this._tmpCanvas.style.display="none",l.append(this._tmpCanvas));const u=Math.min(this._config.deviceCellWidth*Math.max(c.length,2)+4,this._config.deviceMaxTextureSize);this._tmpCanvas.width<u&&(this._tmpCanvas.width=u);const _=Math.min(this._config.deviceCellHeight+8,this._textureSize);if(this._tmpCanvas.height<_&&(this._tmpCanvas.height=_),this._tmpCtx.save(),this._workAttributeData.fg=i,this._workAttributeData.bg=t,this._workAttributeData.extended.ext=o,this._workAttributeData.isInvisible())return d;const p=!!this._workAttributeData.isBold(),v=!!this._workAttributeData.isInverse(),C=!!this._workAttributeData.isDim(),E=!!this._workAttributeData.isItalic(),w=!!this._workAttributeData.isUnderline(),b=!!this._workAttributeData.isStrikethrough(),y=!!this._workAttributeData.isOverline();let L=this._workAttributeData.getFgColor(),A=this._workAttributeData.getFgColorMode(),R=this._workAttributeData.getBgColor(),T=this._workAttributeData.getBgColorMode();if(v){const e=L;L=R,R=e;const t=A;A=T,T=t}const M=this._getBackgroundColor(T,R,v,C);this._tmpCtx.globalCompositeOperation="copy",this._tmpCtx.fillStyle=M.css,this._tmpCtx.fillRect(0,0,this._tmpCanvas.width,this._tmpCanvas.height),this._tmpCtx.globalCompositeOperation="source-over";const S=p?this._config.fontWeightBold:this._config.fontWeight,D=E?"italic":"";this._tmpCtx.font=`${D} ${S} ${this._config.fontSize*this._config.devicePixelRatio}px ${this._config.fontFamily}`,this._tmpCtx.textBaseline=s.TEXT_BASELINE;const x=1===c.length&&(0,r.isPowerlineGlyph)(c.charCodeAt(0)),I=1===c.length&&(0,r.isRestrictedPowerlineGlyph)(c.charCodeAt(0)),O=this._getForegroundColor(t,T,R,i,A,L,v,C,p,(0,r.treatGlyphAsBackgroundColor)(c.charCodeAt(0)));this._tmpCtx.fillStyle=O.css;const U=I?0:4;let k=!1;!1!==this._config.customGlyphs&&(k=(0,n.tryDrawCustomChar)(this._tmpCtx,c,U,U,this._config.deviceCellWidth,this._config.deviceCellHeight,this._config.fontSize,this._config.devicePixelRatio));let P,N=!x;if(P="number"==typeof e?this._unicodeService.wcwidth(e):this._unicodeService.getStringCellWidth(e),w){this._tmpCtx.save();const e=Math.max(1,Math.floor(this._config.fontSize*this._config.devicePixelRatio/15)),t=e%2==1?.5:0;if(this._tmpCtx.lineWidth=e,this._workAttributeData.isUnderlineColorDefault())this._tmpCtx.strokeStyle=this._tmpCtx.fillStyle;else if(this._workAttributeData.isUnderlineColorRGB())N=!1,this._tmpCtx.strokeStyle=`rgb(${h.AttributeData.toColorRGB(this._workAttributeData.getUnderlineColor()).join(",")})`;else{N=!1;let e=this._workAttributeData.getUnderlineColor();this._config.drawBoldTextInBrightColors&&this._workAttributeData.isBold()&&e<8&&(e+=8),this._tmpCtx.strokeStyle=this._getColorFromAnsiIndex(e).css}this._tmpCtx.beginPath();const i=U,s=Math.ceil(U+this._config.deviceCharHeight)-t-(a?2*e:0),n=s+e,o=s+2*e;let l=this._workAttributeData.getUnderlineVariantOffset();for(let a=0;a<P;a++){this._tmpCtx.save();const h=i+a*this._config.deviceCellWidth,c=i+(a+1)*this._config.deviceCellWidth,u=h+this._config.deviceCellWidth/2;switch(this._workAttributeData.extended.underlineStyle){case 2:this._tmpCtx.moveTo(h,s),this._tmpCtx.lineTo(c,s),this._tmpCtx.moveTo(h,o),this._tmpCtx.lineTo(c,o);break;case 3:const i=e<=1?o:Math.ceil(U+this._config.deviceCharHeight-e/2)-t,a=e<=1?s:Math.ceil(U+this._config.deviceCharHeight+e/2)-t,d=new Path2D;d.rect(h,s,this._config.deviceCellWidth,o-s),this._tmpCtx.clip(d),this._tmpCtx.moveTo(h-this._config.deviceCellWidth/2,n),this._tmpCtx.bezierCurveTo(h-this._config.deviceCellWidth/2,a,h,a,h,n),this._tmpCtx.bezierCurveTo(h,i,u,i,u,n),this._tmpCtx.bezierCurveTo(u,a,c,a,c,n),this._tmpCtx.bezierCurveTo(c,i,c+this._config.deviceCellWidth/2,i,c+this._config.deviceCellWidth/2,n);break;case 4:const _=0===l?0:l>=e?2*e-l:e-l;!1==!(l>=e)||0===_?(this._tmpCtx.setLineDash([Math.round(e),Math.round(e)]),this._tmpCtx.moveTo(h+_,s),this._tmpCtx.lineTo(c,s)):(this._tmpCtx.setLineDash([Math.round(e),Math.round(e)]),this._tmpCtx.moveTo(h,s),this._tmpCtx.lineTo(h+_,s),this._tmpCtx.moveTo(h+_+e,s),this._tmpCtx.lineTo(c,s)),l=(0,r.computeNextVariantOffset)(c-h,e,l);break;case 5:const f=.6,g=.3,m=c-h,p=Math.floor(f*m),v=Math.floor(g*m),C=m-p-v;this._tmpCtx.setLineDash([p,v,C]),this._tmpCtx.moveTo(h,s),this._tmpCtx.lineTo(c,s);break;default:this._tmpCtx.moveTo(h,s),this._tmpCtx.lineTo(c,s)}this._tmpCtx.stroke(),this._tmpCtx.restore()}if(this._tmpCtx.restore(),!k&&this._config.fontSize>=12&&!this._config.allowTransparency&&" "!==c){this._tmpCtx.save(),this._tmpCtx.textBaseline="alphabetic";const t=this._tmpCtx.measureText(c);if(this._tmpCtx.restore(),"actualBoundingBoxDescent"in t&&t.actualBoundingBoxDescent>0){this._tmpCtx.save();const t=new Path2D;t.rect(i,s-Math.ceil(e/2),this._config.deviceCellWidth*P,o-s+Math.ceil(e/2)),this._tmpCtx.clip(t),this._tmpCtx.lineWidth=3*this._config.devicePixelRatio,this._tmpCtx.strokeStyle=M.css,this._tmpCtx.strokeText(c,U,U+this._config.deviceCharHeight),this._tmpCtx.restore()}}}if(y){const e=Math.max(1,Math.floor(this._config.fontSize*this._config.devicePixelRatio/15)),t=e%2==1?.5:0;this._tmpCtx.lineWidth=e,this._tmpCtx.strokeStyle=this._tmpCtx.fillStyle,this._tmpCtx.beginPath(),this._tmpCtx.moveTo(U,U+t),this._tmpCtx.lineTo(U+this._config.deviceCharWidth*P,U+t),this._t