|
|
|
|
!function(e,t){"object"==typeof exports&&"object"==typeof module?module.exports=t():"function"==typeof define&&define.amd?define([],t):"object"==typeof exports?exports.WebglAddon=t():e.WebglAddon=t()}(self,(()=>(()=>{"use strict";var e={965:(e,t,i)=>{Object.defineProperty(t,"__esModule",{value:!0}),t.GlyphRenderer=void 0;const s=i(374),r=i(509),o=i(855),n=i(859),a=i(381),h=11,l=h*Float32Array.BYTES_PER_ELEMENT;let c,d=0,_=0,u=0;class g extends n.Disposable{constructor(e,t,i,o){super(),this._terminal=e,this._gl=t,this._dimensions=i,this._optionsService=o,this._activeBuffer=0,this._vertices={count:0,attributes:new Float32Array(0),attributesBuffers:[new Float32Array(0),new Float32Array(0)]};const h=this._gl;void 0===r.TextureAtlas.maxAtlasPages&&(r.TextureAtlas.maxAtlasPages=Math.min(32,(0,s.throwIfFalsy)(h.getParameter(h.MAX_TEXTURE_IMAGE_UNITS))),r.TextureAtlas.maxTextureSize=(0,s.throwIfFalsy)(h.getParameter(h.MAX_TEXTURE_SIZE))),this._program=(0,s.throwIfFalsy)((0,a.createProgram)(h,"#version 300 es\nlayout (location = 0) in vec2 a_unitquad;\nlayout (location = 1) in vec2 a_cellpos;\nlayout (location = 2) in vec2 a_offset;\nlayout (location = 3) in vec2 a_size;\nlayout (location = 4) in float a_texpage;\nlayout (location = 5) in vec2 a_texcoord;\nlayout (location = 6) in vec2 a_texsize;\n\nuniform mat4 u_projection;\nuniform vec2 u_resolution;\n\nout vec2 v_texcoord;\nflat out int v_texpage;\n\nvoid main() {\n vec2 zeroToOne = (a_offset / u_resolution) + a_cellpos + (a_unitquad * a_size);\n gl_Position = u_projection * vec4(zeroToOne, 0.0, 1.0);\n v_texpage = int(a_texpage);\n v_texcoord = a_texcoord + a_unitquad * a_texsize;\n}",function(e){let t="";for(let i=1;i<e;i++)t+=` else if (v_texpage == ${i}) { outColor = texture(u_texture[${i}], v_texcoord); }`;return`#version 300 es\nprecision lowp float;\n\nin vec2 v_texcoord;\nflat in int v_texpage;\n\nuniform sampler2D u_texture[${e}];\n\nout vec4 outColor;\n\nvoid main() {\n if (v_texpage == 0) {\n outColor = texture(u_texture[0], v_texcoord);\n } ${t}\n}`}(r.TextureAtlas.maxAtlasPages))),this.register((0,n.toDisposable)((()=>h.deleteProgram(this._program)))),this._projectionLocation=(0,s.throwIfFalsy)(h.getUniformLocation(this._program,"u_projection")),this._resolutionLocation=(0,s.throwIfFalsy)(h.getUniformLocation(this._program,"u_resolution")),this._textureLocation=(0,s.throwIfFalsy)(h.getUniformLocation(this._program,"u_texture")),this._vertexArrayObject=h.createVertexArray(),h.bindVertexArray(this._vertexArrayObject);const c=new Float32Array([0,0,1,0,0,1,1,1]),d=h.createBuffer();this.register((0,n.toDisposable)((()=>h.deleteBuffer(d)))),h.bindBuffer(h.ARRAY_BUFFER,d),h.bufferData(h.ARRAY_BUFFER,c,h.STATIC_DRAW),h.enableVertexAttribArray(0),h.vertexAttribPointer(0,2,this._gl.FLOAT,!1,0,0);const _=new Uint8Array([0,1,2,3]),u=h.createBuffer();this.register((0,n.toDisposable)((()=>h.deleteBuffer(u)))),h.bindBuffer(h.ELEMENT_ARRAY_BUFFER,u),h.bufferData(h.ELEMENT_ARRAY_BUFFER,_,h.STATIC_DRAW),this._attributesBuffer=(0,s.throwIfFalsy)(h.createBuffer()),this.register((0,n.toDisposable)((()=>h.deleteBuffer(this._attributesBuffer)))),h.bindBuffer(h.ARRAY_BUFFER,this._attributesBuffer),h.enableVertexAttribArray(2),h.vertexAttribPointer(2,2,h.FLOAT,!1,l,0),h.vertexAttribDivisor(2,1),h.enableVertexAttribArray(3),h.vertexAttribPointer(3,2,h.FLOAT,!1,l,2*Float32Array.BYTES_PER_ELEMENT),h.vertexAttribDivisor(3,1),h.enableVertexAttribArray(4),h.vertexAttribPointer(4,1,h.FLOAT,!1,l,4*Float32Array.BYTES_PER_ELEMENT),h.vertexAttribDivisor(4,1),h.enableVertexAttribArray(5),h.vertexAttribPointer(5,2,h.FLOAT,!1,l,5*Float32Array.BYTES_PER_ELEMENT),h.vertexAttribDivisor(5,1),h.enableVertexAttribArray(6),h.vertexAttribPointer(6,2,h.FLOAT,!1,l,7*Float32Array.BYTES_PER_ELEMENT),h.vertexAttribDivisor(6,1),h.enableVertexAttribArray(1),h.vertexAttribPointer(1,2,h.FLOAT,!1,l,9*Float32Array.BYTES_PER_ELEMENT),h.vertexAttribDivisor(1,1),h.useProgram(this._program);const g=new Int32Array(r.TextureAtlas.maxAtlasPages);for(let e=0;e<r.TextureAtlas.maxAtlasPages;e++)g[e]=e;h.uniform1iv(this.
|
