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How to use setupSimpleTextureVertexShader method in wpt

Best JavaScript code snippet using wpt

tex-image-and-sub-image-utils.js

Source:tex-image-and-sub-image-utils.js

...357  var setupSimpleUintTextureProgram = function(gl, opt_positionLocation, opt_texcoordLocation)358  {359    opt_positionLocation = opt_positionLocation || 0;360    opt_texcoordLocation = opt_texcoordLocation || 1;361    var vs = setupSimpleTextureVertexShader(gl),362        fs = setupSimpleUintTextureFragmentShader(gl);363    if (!vs || !fs) {364      return null;365    }366    var program = WebGLTestUtils.setupProgram(367      gl,368      [vs, fs],369      ['vPosition', 'texCoord0'],370      [opt_positionLocation, opt_texcoordLocation]);371    if (!program) {372      gl.deleteShader(fs);373      gl.deleteShader(vs);374    }375    gl.useProgram(program);376    return program;377  };378  /**379   * Creates a simple signed integer texture program.380   * @param {!WebGLRenderingContext} gl The WebGLRenderingContext to use.381   * @param {number} opt_positionLocation The attrib location for position.382   * @param {number} opt_texcoordLocation The attrib location for texture coords.383   * @return {WebGLProgram}384   */385  var setupSimpleIntTextureProgram = function(gl, opt_positionLocation, opt_texcoordLocation)386  {387    opt_positionLocation = opt_positionLocation || 0;388    opt_texcoordLocation = opt_texcoordLocation || 1;389    var vs = setupSimpleTextureVertexShader(gl),390        fs = setupSimpleIntTextureFragmentShader(gl);391    if (!vs || !fs) {392      return null;393    }394    var program = WebGLTestUtils.setupProgram(395      gl,396      [vs, fs],397      ['vPosition', 'texCoord0'],398      [opt_positionLocation, opt_texcoordLocation]);399    if (!program) {400      gl.deleteShader(fs);401      gl.deleteShader(vs);402    }403    gl.useProgram(program);404    return program;405  };406  /**407   * Creates a simple cube map unsigned integer texture program.408   * @param {!WebGLRenderingContext} gl The WebGLRenderingContext to use.409   * @param {number} opt_positionLocation The attrib location for position.410   * @param {number} opt_texcoordLocation The attrib location for texture coords.411   * @return {WebGLProgram}412   */413  var setupSimpleCubeMapUintTextureProgram = function(gl, opt_positionLocation, opt_texcoordLocation) {414    opt_positionLocation = opt_positionLocation || 0;415    opt_texcoordLocation = opt_texcoordLocation || 1;416    var vs = setupSimpleTextureVertexShader(gl);417    var fs = setupSimpleCubeMapUintTextureFragmentShader(gl);418    if (!vs || !fs) {419      return null;420    }421    var program = WebGLTestUtils.setupProgram(422      gl,423      [vs, fs],424      ['vPosition', 'texCoord0'],425      [opt_positionLocation, opt_texcoordLocation]);426    if (!program) {427      gl.deleteShader(fs);428      gl.deleteShader(vs);429    }430    gl.useProgram(program);431    return program;432  };433  /**434   * Creates a simple cube map signed integer texture program.435   * @param {!WebGLRenderingContext} gl The WebGLRenderingContext to use.436   * @param {number} opt_positionLocation The attrib location for position.437   * @param {number} opt_texcoordLocation The attrib location for texture coords.438   * @return {WebGLProgram}439   */440  var setupSimpleCubeMapIntTextureProgram = function(gl, opt_positionLocation, opt_texcoordLocation) {441    opt_positionLocation = opt_positionLocation || 0;442    opt_texcoordLocation = opt_texcoordLocation || 1;443    var vs = setupSimpleTextureVertexShader(gl);444    var fs = setupSimpleCubeMapIntTextureFragmentShader(gl);445    if (!vs || !fs) {446      return null;447    }448    var program = WebGLTestUtils.setupProgram(449      gl,450      [vs, fs],451      ['vPosition', 'texCoord0'],452      [opt_positionLocation, opt_texcoordLocation]);453    if (!program) {454      gl.deleteShader(fs);455      gl.deleteShader(vs);456    }457    gl.useProgram(program);458    return program;459  };460  /**461   * Creates a simple 3D texture program.462   * @param {!WebGLRenderingContext} gl The WebGLRenderingContext to use.463   * @param {number} opt_positionLocation The attrib location for position.464   * @param {number} opt_texcoordLocation The attrib location for texture coords.465   * @return {WebGLProgram}466   */467  var setupSimple3DTextureProgram = function(gl, opt_positionLocation, opt_texcoordLocation)468  {469    opt_positionLocation = opt_positionLocation || 0;470    opt_texcoordLocation = opt_texcoordLocation || 1;471    var vs = setupSimpleTextureVertexShader(gl),472        fs = setupSimple3DTextureFragmentShader(gl);473    if (!vs || !fs) {474      return null;475    }476    var program = WebGLTestUtils.setupProgram(477      gl,478      [vs, fs],479      ['vPosition', 'texCoord0'],480      [opt_positionLocation, opt_texcoordLocation]);481    if (!program) {482      gl.deleteShader(fs);483      gl.deleteShader(vs);484    }485    gl.useProgram(program);486    return program;487  };488  /**489   * Creates a simple 3D unsigned integer texture program.490   * @param {!WebGLRenderingContext} gl The WebGLRenderingContext to use.491   * @param {number} opt_positionLocation The attrib location for position.492   * @param {number} opt_texcoordLocation The attrib location for texture coords.493   * @return {WebGLProgram}494   */495  var setupSimple3DUintTextureProgram = function(gl, opt_positionLocation, opt_texcoordLocation)496  {497    opt_positionLocation = opt_positionLocation || 0;498    opt_texcoordLocation = opt_texcoordLocation || 1;499    var vs = setupSimpleTextureVertexShader(gl),500        fs = setupSimple3DUintTextureFragmentShader(gl);501    if (!vs || !fs) {502      return null;503    }504    var program = WebGLTestUtils.setupProgram(505      gl,506      [vs, fs],507      ['vPosition', 'texCoord0'],508      [opt_positionLocation, opt_texcoordLocation]);509    if (!program) {510      gl.deleteShader(fs);511      gl.deleteShader(vs);512    }513    gl.useProgram(program);514    return program;515  };516  /**517   * Creates a simple 3D signed integer texture program.518   * @param {!WebGLRenderingContext} gl The WebGLRenderingContext to use.519   * @param {number} opt_positionLocation The attrib location for position.520   * @param {number} opt_texcoordLocation The attrib location for texture coords.521   * @return {WebGLProgram}522   */523  var setupSimple3DIntTextureProgram = function(gl, opt_positionLocation, opt_texcoordLocation)524  {525    opt_positionLocation = opt_positionLocation || 0;526    opt_texcoordLocation = opt_texcoordLocation || 1;527    var vs = setupSimpleTextureVertexShader(gl),528        fs = setupSimple3DIntTextureFragmentShader(gl);529    if (!vs || !fs) {530      return null;531    }532    var program = WebGLTestUtils.setupProgram(533      gl,534      [vs, fs],535      ['vPosition', 'texCoord0'],536      [opt_positionLocation, opt_texcoordLocation]);537    if (!program) {538      gl.deleteShader(fs);539      gl.deleteShader(vs);540    }541    gl.useProgram(program);542    return program;543  };544  /**545   * Creates a simple 2D_ARRAY texture program.546   * @param {!WebGLRenderingContext} gl The WebGLRenderingContext to use.547   * @param {number} opt_positionLocation The attrib location for position.548   * @param {number} opt_texcoordLocation The attrib location for texture coords.549   * @return {WebGLProgram}550   */551  var setupSimple2DArrayTextureProgram = function(gl, opt_positionLocation, opt_texcoordLocation)552  {553    opt_positionLocation = opt_positionLocation || 0;554    opt_texcoordLocation = opt_texcoordLocation || 1;555    var vs = setupSimpleTextureVertexShader(gl),556        fs = setupSimple2DArrayTextureFragmentShader(gl);557    if (!vs || !fs) {558      return null;559    }560    var program = WebGLTestUtils.setupProgram(561      gl,562      [vs, fs],563      ['vPosition', 'texCoord0'],564      [opt_positionLocation, opt_texcoordLocation]);565    if (!program) {566      gl.deleteShader(fs);567      gl.deleteShader(vs);568    }569    gl.useProgram(program);570    return program;571  };572  /**573   * Creates a simple 2D_ARRAY unsigned integer texture program.574   * @param {!WebGLRenderingContext} gl The WebGLRenderingContext to use.575   * @param {number} opt_positionLocation The attrib location for position.576   * @param {number} opt_texcoordLocation The attrib location for texture coords.577   * @return {WebGLProgram}578   */579  var setupSimple2DArrayUintTextureProgram = function(gl, opt_positionLocation, opt_texcoordLocation)580  {581    opt_positionLocation = opt_positionLocation || 0;582    opt_texcoordLocation = opt_texcoordLocation || 1;583    var vs = setupSimpleTextureVertexShader(gl),584        fs = setupSimple2DArrayUintTextureFragmentShader(gl);585    if (!vs || !fs) {586      return null;587    }588    var program = WebGLTestUtils.setupProgram(589      gl,590      [vs, fs],591      ['vPosition', 'texCoord0'],592      [opt_positionLocation, opt_texcoordLocation]);593    if (!program) {594      gl.deleteShader(fs);595      gl.deleteShader(vs);596    }597    gl.useProgram(program);598    return program;599  };600  /**601   * Creates a simple 2D_ARRAY signed integer texture program.602   * @param {!WebGLRenderingContext} gl The WebGLRenderingContext to use.603   * @param {number} opt_positionLocation The attrib location for position.604   * @param {number} opt_texcoordLocation The attrib location for texture coords.605   * @return {WebGLProgram}606   */607  var setupSimple2DArrayIntTextureProgram = function(gl, opt_positionLocation, opt_texcoordLocation)608  {609    opt_positionLocation = opt_positionLocation || 0;610    opt_texcoordLocation = opt_texcoordLocation || 1;611    var vs = setupSimpleTextureVertexShader(gl),612        fs = setupSimple2DArrayIntTextureFragmentShader(gl);613    if (!vs || !fs) {614      return null;615    }616    var program = WebGLTestUtils.setupProgram(617      gl,618      [vs, fs],619      ['vPosition', 'texCoord0'],620      [opt_positionLocation, opt_texcoordLocation]);621    if (!program) {622      gl.deleteShader(fs);623      gl.deleteShader(vs);624    }625    gl.useProgram(program);...

Using AI Code Generation

1function setupSimpleTextureVertexShader(gl, shader) {2    var vertexShader = gl.createShader(gl.VERTEX_SHADER);3    gl.shaderSource(vertexShader, shader);4    gl.compileShader(vertexShader);5    return vertexShader;6}7function setupSimpleTextureFragmentShader(gl, shader) {8    var fragmentShader = gl.createShader(gl.FRAGMENT_SHADER);9    gl.shaderSource(fragmentShader, shader);10    gl.compileShader(fragmentShader);11    return fragmentShader;12}13function setupSimpleTextureProgram(gl, vertexShader, fragmentShader) {14    var program = gl.createProgram();15    gl.attachShader(program, vertexShader);16    gl.attachShader(program, fragmentShader);17    gl.linkProgram(program);18    gl.useProgram(program);19    return program;20}21function setupSimpleTextureBuffers(gl, vertices, indices) {22    var vertexBuffer = gl.createBuffer();23    gl.bindBuffer(gl.ARRAY_BUFFER, vertexBuffer);24    gl.bufferData(gl.ARRAY_BUFFER, new Float32Array(vertices), gl.STATIC_DRAW);25    vertexBuffer.itemSize = 3;26    vertexBuffer.numberOfItems = 4;27    var indexBuffer = gl.createBuffer();28    gl.bindBuffer(gl.ELEMENT_ARRAY_BUFFER, indexBuffer);29    gl.bufferData(gl.ELEMENT_ARRAY_BUFFER, new Uint16Array(indices), gl.STATIC_DRAW);30    indexBuffer.itemSize = 1;31    indexBuffer.numberOfItems = 6;32    return [vertexBuffer, indexBuffer];33}34function setupSimpleTextureTexture(gl, image) {35    var texture = gl.createTexture();36    gl.bindTexture(gl.TEXTURE_2D, texture);37    gl.pixelStorei(gl.UNPACK_FLIP_Y_WEBGL, true);38    gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, gl.RGBA, gl

Using AI Code Generation

1function setupSimpleTextureVertexShader() {2    var canvas = document.getElementById("canvas");3    var gl = canvas.getContext("webgl");4    var vertexShader = gl.createShader(gl.VERTEX_SHADER);5    var fragmentShader = gl.createShader(gl.FRAGMENT_SHADER);6    gl.shaderSource(vertexShader, "attribute vec4 a_position;7    attribute vec2 a_texCoord;8    varying vec2 v_texCoord;9    void main() {10        gl_Position = a_position;11        v_texCoord = a_texCoord;12    }");13    gl.shaderSource(fragmentShader, "precision mediump float;14    varying vec2 v_texCoord;15    uniform sampler2D u_texture;16    void main() {17        gl_FragColor = texture2D(u_texture, v_texCoord);18    }");19    gl.compileShader(vertexShader);20    gl.compileShader(fragmentShader);21    var program = gl.createProgram();22    gl.attachShader(program, vertexShader);23    gl.attachShader(program, fragmentShader);24    gl.linkProgram(program);25    gl.useProgram(program);26    return program;27}28function setupSimpleTextureFragmentShader() {29    var canvas = document.getElementById("canvas");30    var gl = canvas.getContext("webgl");31    var vertexShader = gl.createShader(gl.VERTEX_SHADER);32    var fragmentShader = gl.createShader(gl.FRAGMENT_SHADER);33    gl.shaderSource(vertexShader, "attribute vec4 a_position;34    attribute vec2 a_texCoord;35    varying vec2 v_texCoord;36    void main() {37        gl_Position = a_position;38        v_texCoord = a_texCoord;39    }");40    gl.shaderSource(fragmentShader, "precision mediump float;41    varying vec2 v_texCoord;42    uniform sampler2D u_texture;43    void main() {44        gl_FragColor = texture2D(u_texture, v_texCoord);45    }");46    gl.compileShader(vertexShader);47    gl.compileShader(fragmentShader);48    var program = gl.createProgram();49    gl.attachShader(program, vertexShader);50    gl.attachShader(program, fragmentShader);51    gl.linkProgram(program);52    gl.useProgram(program);53    return program;54}55function setupSimpleTexture() {56    var canvas = document.getElementById("canvas");57    var gl = canvas.getContext("webgl");58    var program = setupSimpleTextureVertexShader();

Using AI Code Generation

1function setupSimpleTextureVertexShader(gl) {2  var vertexShader = gl.createShader(gl.VERTEX_SHADER);3  gl.shaderSource(vertexShader, [4    'precision mediump float;',5    'attribute vec4 a_position;',6    'attribute vec2 a_texCoord;',7    'varying vec2 v_texCoord;',8    'void main() {',9    '  gl_Position = a_position;',10    '  v_texCoord = a_texCoord;',11    '}',12  ].join('13'));14  gl.compileShader(vertexShader);15  return vertexShader;16}17function setupSimpleTextureFragmentShader(gl) {18  var fragmentShader = gl.createShader(gl.FRAGMENT_SHADER);19  gl.shaderSource(fragmentShader, [20    'precision mediump float;',21    'varying vec2 v_texCoord;',22    'uniform sampler2D u_texture;',23    'void main() {',24    '  gl_FragColor = texture2D(u_texture, v_texCoord);',25    '}',26  ].join('27'));28  gl.compileShader(fragmentShader);29  return fragmentShader;30}31function setupProgram(gl, vertexShader, fragmentShader) {32  var program = gl.createProgram();33  gl.attachShader(program, vertexShader);34  gl.attachShader(program, fragmentShader);35  gl.linkProgram(program);36  gl.useProgram(program);37  return program;38}39function setupTexCoords(gl, program, texCoordBuffer) {40  var texCoordLocation = gl.getAttribLocation(program, 'a_texCoord');41  gl.bindBuffer(gl.ARRAY_BUFFER, texCoordBuffer);42  gl.vertexAttribPointer(texCoordLocation, 2, gl.FLOAT, false, 0, 0);43  gl.enableVertexAttribArray(texCoordLocation);44}45function setupPositions(gl, program, positionBuffer) {46  var positionLocation = gl.getAttribLocation(program, 'a_position');47  gl.bindBuffer(gl.ARRAY_BUFFER, positionBuffer);48  gl.vertexAttribPointer(positionLocation, 2, gl.FLOAT, false, 0, 0);49  gl.enableVertexAttribArray(positionLocation);50}

Using AI Code Generation

1var vertexShader = setupSimpleTextureVertexShader(gl, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2);2function setupSimpleTextureVertexShader(gl, a_position, a_texCoord, u_texUnit, u_textureSize, u_textureScale, u_textureOffset, u_textureRotation, u_textureFlipY, u_texturePremultiplyAlpha, u_textureColorSpaceConversion) {3  var vertexShader = setupVertexShader(gl, vertexShaderSource);4  return vertexShader;5}6function setupVertexShader(gl, vertexShaderSource) {7  var vertexShader = gl.createShader(gl.VERTEX_SHADER);8  return vertexShader;9}10importScripts('wpt.js');11var vertexShader = setupSimpleTextureVertexShader(gl, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2);

Using AI Code Generation

1var wptTestHelper = {};2wptTestHelper.setupSimpleTextureVertexShader = function(gl, textureUnit) {3  var vertexShader = wptTestHelper.loadShader(gl, 'vertex', 'vertex_shader');4  var fragmentShader = wptTestHelper.loadShader(gl, 'fragment', 'fragment_shader');5  var program = wptTestHelper.createProgram(gl, [vertexShader, fragmentShader]);6  gl.useProgram(program);7  gl.uniform1i(gl.getUniformLocation(program, 'u_texture'), textureUnit);8  return program;9};10var wptTestHelper = {};11wptTestHelper.loadShader = function(gl, type, id) {12  var shaderScript = document.getElementById(id);13  var shaderSource = shaderScript.text;14  var shader;15  if (type == 'fragment') {16    shader = gl.createShader(gl.FRAGMENT_SHADER);17  } else if (type == 'vertex') {18    shader = gl.createShader(gl.VERTEX_SHADER);19  } else {20    return null;21  }22  gl.shaderSource(shader, shaderSource);23  gl.compileShader(shader);24  if (!gl.getShaderParameter(shader, gl.COMPILE_STATUS)) {25    console.log(gl.getShaderInfoLog(shader));26    return null;27  }28  return shader;29};30wptTestHelper.createProgram = function(gl, shaders) {31  var program = gl.createProgram();32  for (var i = 0; i < shaders.length; ++i) {33    gl.attachShader(program, shaders[i]);34  }35  gl.linkProgram(program);36  if (!gl.getProgramParameter(program, gl.LINK_STATUS)) {37    console.log(gl.getProgramInfoLog(program));38    return null;39  }40  return program;41};42wptTestHelper.createTexture = function(gl, width, height, data) {43  var texture = gl.createTexture();44  gl.bindTexture(gl.TEXTURE_2D, texture);45  gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, width, height, 0, gl.RGBA, gl.UNSIGNED_BYTE, data);46  gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MIN_FILTER, gl.NEAREST);47  gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MAG_FILTER, gl.NEAREST);48  gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_S, gl.CLAMP

Using AI Code Generation

1var gl;2var shaderProgram;3var vertexPositionBuffer;4var vertexIndexBuffer;5var vertexTextureCoordBuffer;6var texture;7function initGL(canvas) {8  try {9    gl = canvas.getContext("experimental-webgl");10    gl.viewportWidth = canvas.width;11    gl.viewportHeight = canvas.height;12  } catch (e) {13  }14  if (!gl) {15    alert("Could not initialise WebGL, sorry :-(");16  }17}18function getShader(gl, id) {19  var shaderScript = document.getElementById(id);20  if (!shaderScript) {21    return null;22  }23  var str = "";24  var k = shaderScript.firstChild;25  while (k) {26    if (k.nodeType == 3) {27      str += k.textContent;28    }29    k = k.nextSibling;30  }31  var shader;32  if (shaderScript.type == "x-shader/x-fragment") {33    shader = gl.createShader(gl.FRAGMENT_SHADER);34  } else if (shaderScript.type == "x-shader/x-vertex") {35    shader = gl.createShader(gl.VERTEX_SHADER);36  } else {37    return null;38  }39  gl.shaderSource(shader, str);40  gl.compileShader(shader);41  if (!gl.getShaderParameter(shader, gl.COMPILE_STATUS)) {42    alert(gl.getShaderInfoLog(shader));43    return null;44  }45  return shader;46}47function initShaders() {48  var fragmentShader = getShader(gl, "shader-fs");49  var vertexShader = getShader(gl, "shader-vs");50  shaderProgram = gl.createProgram();51  gl.attachShader(shaderProgram, vertexShader);52  gl.attachShader(shaderProgram, fragmentShader);53  gl.linkProgram(shaderProgram);54  if (!gl.getProgramParameter(shaderProgram, gl.LINK_STATUS)) {55    alert("Could not initialise shaders");56  }57  gl.useProgram(shaderProgram);58  shaderProgram.vertexPositionAttribute = gl.getAttribLocation(shaderProgram, "aVertexPosition");59  gl.enableVertexAttribArray(shaderProgram.vertexPositionAttribute);60  shaderProgram.textureCoordAttribute = gl.getAttribLocation(shaderProgram, "aTextureCoord");61  gl.enableVertexAttribArray(shaderProgram.textureCoordAttribute);62  shaderProgram.samplerUniform = gl.getUniformLocation(shaderProgram, "uSampler");63}64function initBuffers() {

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