409 lines
8.9 KiB
JavaScript
409 lines
8.9 KiB
JavaScript
"use strict" ;
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class Object3D {
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constructor() {
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this.posVBO = gl.createBuffer();
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this.colorVBO = gl.createBuffer();
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this.indexVBO = gl.createBuffer();
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}
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InitBuffers() {
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gl.bindBuffer(gl.ARRAY_BUFFER, this.posVBO);
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gl.bufferData(gl.ARRAY_BUFFER, new Float32Array(this.positions), gl.STATIC_DRAW);
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gl.bindBuffer(gl.ARRAY_BUFFER, this.colorVBO);
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gl.bufferData(gl.ARRAY_BUFFER, new Float32Array(this.colors), gl.STATIC_DRAW);
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gl.bindBuffer(gl.ELEMENT_ARRAY_BUFFER, this.indexVBO);
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gl.bufferData(gl.ELEMENT_ARRAY_BUFFER, new Uint16Array(this.indices), gl.STATIC_DRAW);
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}
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Render() {
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// Link data in VBO to shader variables
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gl.bindBuffer(gl.ARRAY_BUFFER, this.posVBO);
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gl.enableVertexAttribArray(posLoc);
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gl.vertexAttribPointer(posLoc, 3, gl.FLOAT, false, 0, 0);
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// Link data in VBO to shader variables
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gl.bindBuffer(gl.ARRAY_BUFFER, this.colorVBO);
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gl.enableVertexAttribArray(colorLoc);
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gl.vertexAttribPointer(colorLoc, 4, gl.FLOAT, false, 0, 0);
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// Render
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gl.bindBuffer(gl.ELEMENT_ARRAY_BUFFER, this.indexVBO);
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gl.drawElements(gl.TRIANGLES, this.indices.length, gl.UNSIGNED_SHORT, 0);
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}
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}
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class Cube extends Object3D {
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constructor() {
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super();
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this.positions = [
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-1, -1, -1, // index 0
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-1, -1, 1, // index 1
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-1, 1, -1, // index 2
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-1, 1, 1, // index 3
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1, -1, -1, // index 4
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1, -1, 1, // index 5
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1, 1, -1, // index 6
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1, 1, 1 // index 7
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];
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this.indices = [
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1, 7, 3, 1, 5, 7, // Front
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5, 6, 7, 5, 4, 6, // Right
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4, 2, 0, 4, 6, 2, // Back
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0, 3, 2, 0, 1, 3, // Left
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0, 5, 1, 0, 4, 5, // Bottom
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3, 6, 2, 3, 7, 6 // Top
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];
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this.colors = [
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0, 0, 0, 1, // index 0
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1, 0, 0, 1, // index 1
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0, 1, 0, 1, // index 2
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0, 0, 1, 1, // index 3
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1, 1, 0, 1, // index 4
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1, 0, 1, 1, // index 5
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0, 1, 1, 1, // index 6
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1, 1, 1, 1 // index 7
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];
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this.InitBuffers();
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}
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}
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class Island extends Object3D {
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constructor() {
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super();
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this.positions = [
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-0.344503,-0.106899,-2.313329,
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0.254658,0.065420,-2.430170,
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0.506020,-0.293147,-2.207084,
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1.415955,0.064912,-1.957500,
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1.489208,-0.318759,-1.320762,
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1.685851,0.084184,-1.268915,
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2.014675,-0.126122,-0.782958,
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0.957233,-1.089151,-0.905606,
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0.454708,-1.256676,-0.897711,
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0.810208,-0.709404,-1.141590,
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0.739686,-1.249709,-0.541415,
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0.231851,-1.904112,-0.621845,
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0.052641,-1.633897,-0.758536,
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-0.020753,-0.743329,-1.377161,
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1.364762,-0.324582,0.647285,
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2.074500,0.090083,0.068582,
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1.608835,0.037777,0.559365,
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1.955554,-0.191974,0.132568,
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1.393132,0.037777,1.383312,
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1.210661,-0.322174,1.134609,
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0.514977,-0.286422,1.576757,
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0.507135,-1.581211,0.348922,
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0.342563,-2.052501,-0.027325,
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0.620568,-1.491335,-0.146730,
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0.745909,-0.723539,0.485115,
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0.089439,-1.345612,0.360167,
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1.089500,-0.770651,-0.314462,
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-0.123718,-0.298339,1.611730,
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-0.930959,0.037777,1.550149,
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-0.866234,-0.291222,1.300128,
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-0.414258,0.037777,1.808618,
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-1.444312,-0.282136,0.794076,
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-1.591571,0.097928,0.827036,
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-1.839477,-0.177971,0.145553,
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-0.936850,-0.751093,-0.176985,
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-0.611777,-1.317411,-0.262516,
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-0.326162,-1.310280,0.225784,
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0.289486,-0.743127,0.679448,
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0.020776,-1.770522,0.330532,
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-1.675519,-0.336500,-0.606829,
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-1.607249,0.010755,-1.680275,
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-0.625318,-0.725192,-1.039731,
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-2.011082,0.043485,-0.744422,
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-1.247727,0.059337,-1.332687,
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-0.934732,-0.314137,-1.943344,
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-0.184171,-0.491687,-2.096484,
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-0.707720,0.065178,-2.205832,
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-0.350659,-1.373304,-0.758204,
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-0.299529,-2.155551,-0.308846,
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-0.086080,-2.478361,-0.004677,
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0.091215,-2.267556,0.130842,
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-0.260030,-2.240649,0.060849,
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-0.470828,-1.954876,0.024811,
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-0.278168,0.037777,-0.209083,
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-0.914878,0.210568,-1.267986,
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-0.862298,0.231412,-0.781910,
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-0.302799,0.520691,-1.301783,
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-1.068480,0.101026,-0.360536,
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-1.736910,0.103204,0.106553,
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0.236277,0.037777,0.701510,
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0.656348,0.037777,-0.098120,
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0.501631,0.037777,1.688231,
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1.034499,0.275328,-1.269756,
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0.471459,0.267036,-1.698558,
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0.637660,0.376390,-1.207861,
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0.812177,0.491673,-0.567514,
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1.244986,0.398908,-0.324291,
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1.002755,0.639249,-0.717163,
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1.381545,0.288786,-0.765328,
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1.348978,0.284964,-1.076072,
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-0.505260,0.213488,-1.704558,
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-0.221831,0.306144,-1.838428,
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-0.274246,0.065420,-2.359878,
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2.054775,0.091828,-0.677912,
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-0.148262,0.773865,-0.947432,
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0.101020,0.922236,-0.839739,
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0.312442,0.779166,-1.109731,
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-0.262315,0.721321,-1.533752,
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-0.404757,0.197895,-0.782219,
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0.568488,0.537125,-0.913448,
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0.115069,0.760356,-1.450921,
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-0.061115,0.654189,-0.643377,
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0.205810,0.801703,-0.757537,
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0.344937,0.262088,-0.492076,
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0.077232,0.934717,-1.202342,
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-0.102879,0.422805,-0.489015,
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-0.269697,0.566033,-0.874217,
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-0.186512,0.743264,-1.152426
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];
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this.indices = [
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0,1,2,
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3,4,2,
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5,6,4,
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7,8,9,
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8,10,11,
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9,12,13,
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14,15,16,
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14,6,17,
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6,15,17,
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14,18,19,
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18,20,19,
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21,22,23,
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24,25,21,
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24,23,26,
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27,28,29,
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20,30,27,
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28,31,29,
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32,33,31,
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34,35,36,
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36,25,37,
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36,38,25,
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39,40,41,
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40,42,43,
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33,42,39,
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40,44,41,
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44,0,45,
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40,46,44,
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46,0,44,
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41,12,47,
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47,12,48,
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41,35,34,
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48,35,47,
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48,11,49,
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11,50,49,
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50,51,49,
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50,52,51,
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51,48,49,
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53,32,28,
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54,55,56,
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57,58,32,
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59,16,60,
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28,59,53,
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59,61,18,
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62,63,64,
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65,66,67,
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68,5,69,
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70,43,54,
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63,1,71,
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71,72,46,
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13,45,2,
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9,4,7,
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4,26,7,
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26,14,24,
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26,6,14,
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19,37,24,
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37,29,36,
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29,34,36,
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44,13,41,
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2,1,3,
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2,45,0,
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0,72,1,
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9,2,4,
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3,5,4,
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5,73,6,
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7,10,8,
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7,26,10,
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9,8,12,
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8,11,12,
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14,17,15,
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6,73,15,
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14,16,18,
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18,61,20,
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24,21,23,
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21,38,22,
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24,37,25,
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21,25,38,
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26,23,10,
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23,22,10,
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27,30,28,
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20,61,30,
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28,32,31,
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32,58,33,
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36,35,52,
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74,75,76,
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36,52,38,
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40,39,42,
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33,58,42,
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40,43,46,
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46,72,0,
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41,13,12,
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41,47,35,
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48,52,35,
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48,12,11,
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11,22,50,
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11,10,22,
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50,38,52,
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22,38,50,
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48,51,52,
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53,57,32,
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43,42,57,
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57,42,58,
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59,18,16,
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28,30,59,
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59,30,61,
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5,62,69,
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60,16,15,
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66,73,68,
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71,70,77,
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63,3,1,
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71,1,72,
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13,2,9,
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4,6,26,
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14,19,24,
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19,20,37,
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37,27,29,
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37,20,27,
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29,31,34,
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31,33,34,
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34,39,41,
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34,33,39,
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44,45,13,
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55,78,56,
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59,60,53,
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79,60,65,
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77,56,80,
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81,82,75,
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82,76,75,
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60,76,83,
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76,80,84,
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53,83,85,
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86,74,87,
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64,76,79,
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74,84,87,
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53,60,83,
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78,85,86,
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67,64,79,
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67,79,65,
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67,66,68,
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67,69,62,
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67,68,69,
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60,66,65,
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67,62,64,
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62,3,63,
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68,73,5,
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5,3,62,
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66,15,73,
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79,76,60,
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64,63,76,
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60,15,66,
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76,82,83,
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85,82,81,
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85,83,82,
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74,85,81,
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56,78,86,
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56,87,84,
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56,86,87,
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56,84,80,
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71,80,63,
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53,55,57,
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56,77,70,
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56,70,54,
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43,55,54,
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70,46,43,
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71,46,70,
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76,63,80,
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86,85,74,
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74,76,84,
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78,53,85,
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71,77,80,
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53,78,55,
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43,57,55,
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74,81,75
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];
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this.colors = [];
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for(let i = 0; i < this.positions.length; i += 3) {
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this.colors.push(Math.random(), Math.random(), Math.random(), 1);
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}
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this.InitBuffers();
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}
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}
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class River extends Object3D {
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constructor() {
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super();
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this.positions = [
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0.0, 0.0, 14.0, // index 0
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0.75, 0.0, 12.5, // index 1
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1.25, 0.0, 12.5, // index 2
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1.0, 0.0, 11.0, // index 3
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2.0, 0.0, 11.0, // index 4
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0.75, 0.0, 9.5, // index 5
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2.25, 0.0, 9.5, // index 6
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0.0, 0.0, 8.0, // index 7
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2.0, 0.0, 8.0, // index 8
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-2.25, 0.0, 6.1875, // index 9
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0.25, 0.0, 6.1875, // index 10
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-3.0, 0.0, 4.0, // index 11
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0.0, 0.0, 4.0, // index 12
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-2.25, 0.0, 1.8125, // index 13
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1.25, 0.0, 1.8125, // index 14
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0.0, 0.0, 0.0, // index 15
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4.0, 0.0, 0.0, // index 16
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0.0, -7.0, 0.0, // index 17 -> additional for waterfall
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4.0, -6.0, 0.0 // index 18 -> additional for waterfall
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];
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this.indices = [
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0, 1, 2,
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1, 2, 3,
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2, 3, 4,
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3, 4, 5,
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4, 5, 6,
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5, 6, 7,
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6, 7, 8,
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7, 8, 9,
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8, 9, 10,
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9, 10, 11,
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10, 11, 12,
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11, 12, 13,
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12, 13, 14,
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13, 14, 15,
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14, 15, 16,
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15, 16, 17, // additional for waterfall
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16, 17, 18 // additional for waterfall
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];
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this.colors = [];
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for(let i = 0; i < this.positions.length; i += 3) {
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this.colors.push(0.2, 0.2, 0.8, 1);
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}
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this.InitBuffers();
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}
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}
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