| <!DOCTYPE html> |
| <head> |
| <meta charset="UTF-8"> |
| <script id='2d-vertex-shader' type='x-shader/x-vertex'>#version 300 es |
| precision mediump float; |
| in vec4 a_position; |
| struct S |
| { |
| mat3x4 m; |
| }; |
| out S matrix; |
| out vec3 vector; |
| |
| void main() |
| { |
| matrix.m = mat3x4(1.0); |
| vector = vec3(1.0); |
| gl_Position = a_position; |
| } |
| </script> |
| <script id='2d-fragment-shader' type='x-shader/x-fragment'>#version 300 es |
| precision mediump float; |
| uniform vec3 uCol; |
| out vec4 col; |
| void main(){ |
| col = vec4(uCol,1.); |
| } |
| </script> |
| <script> |
| function createShader(gl, sourceCode, type, type_str) { |
| var shader = gl.createShader(type); |
| gl.shaderSource(shader, sourceCode); |
| gl.compileShader(shader); |
| |
| if (!gl.getShaderParameter(shader, gl.COMPILE_STATUS)) { |
| var info = gl.getShaderInfoLog(shader); |
| console.log(info); |
| } |
| |
| return shader; |
| } |
| |
| function createProgram(gl, vertexShader, fragmentShader) { |
| var program = gl.createProgram(); |
| gl.attachShader(program, vertexShader); |
| gl.attachShader(program, fragmentShader); |
| transform_outs = ["vector"]; |
| transform_feed = gl.createTransformFeedback(); |
| gl.bindTransformFeedback(gl.TRANSFORM_FEEDBACK,transform_feed); |
| gl.transformFeedbackVaryings(program,transform_outs,gl.INTERLEAVED_ATTRIBS); |
| gl.linkProgram(program); |
| active_info = gl.getTransformFeedbackVarying(program,0); |
| gl.useProgram(program); |
| |
| if (!gl.getProgramParameter(program, gl.LINK_STATUS)) { |
| var info = gl.getProgramInfoLog(program); |
| console.log(info); |
| } |
| return program |
| } |
| |
| if (window.testRunner) { |
| testRunner.dumpAsText(); |
| testRunner.waitUntilDone(); |
| } |
| |
| function runTest() { |
| var canvas = document.createElement("canvas"); |
| canvas.width = "640"; |
| canvas.height = "480" |
| canvas.style.border = "thick solid #00FFFF"; |
| var webgl_1 = canvas.getContext("webgl2"); |
| document.body.append(canvas) |
| |
| var schader_script_3 = document.getElementById('2d-vertex-shader'); |
| var shader_source_3 = schader_script_3.text; |
| var schader_script_4 = document.getElementById('2d-fragment-shader'); |
| var shader_source_4 = schader_script_4.text; |
| |
| var vertexShader = createShader(webgl_1, shader_source_3, webgl_1.VERTEX_SHADER,"VERTEX_SHADER") |
| var fragmentShader = createShader(webgl_1, shader_source_4, webgl_1.FRAGMENT_SHADER,"FRAGMENT_SHADER") |
| createProgram(webgl_1, vertexShader, fragmentShader) |
| |
| if (window.testRunner) |
| testRunner.notifyDone(); |
| } |
| </script> |
| </head> |
| <body onload="runTest()"> |
| <div>PASS. You didn't crash.</div> |
| </body> |
| </html> |
