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Issue 8344024: Remove older revision of webgl conformance tests. (Closed) Base URL: svn://chrome-svn/chrome/trunk/deps/third_party/webgl/sdk/tests/
Patch Set: Created 9 years, 2 months ago
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1 <!DOCTYPE html>
2 <html>
3 <head>
4 <meta charset="utf-8">
5 <title>glsl long variable name mapping tests</title>
6 <link rel="stylesheet" href="../resources/js-test-style.css"/>
7 <script src="../resources/js-test-pre.js"></script>
8 <script src="resources/webgl-test.js"> </script>
9 </head>
10 <body>
11 <canvas id="example" width="50" height="50">
12 There is supposed to be an example drawing here, but it's not important.
13 </canvas>
14 <div id="description">Verify that shader long variable names works fine if t hey are within 256 characters.</div>
15 <div id="console"></div>
16 <script id="vshader" type="x-shader/x-vertex">
17 attribute vec4 vPosition012345678901234567890123456789012345678901234567 89012345678901234567890123456789012345678901234567890123456789012345678901234567 89012345678901234567890123456789012345678901234567890123456789012345678901234567 890123456789012345678901234567890123456;
18 varying float alpha01234567890123456789012345678901234567890123456789012 34567890123456789012345678901234567890123456789012345678901234567890123456789012 34567890123456789012345678901234567890123456789012345678901234567890123456789012 34567890123456789012345678901234567890;
19 void main()
20 {
21 alpha012345678901234567890123456789012345678901234567890123456789012 34567890123456789012345678901234567890123456789012345678901234567890123456789012 34567890123456789012345678901234567890123456789012345678901234567890123456789012 3456789012345678901234567890 = 1.0;
22 gl_Position = vPosition012345678901234567890123456789012345678901234 56789012345678901234567890123456789012345678901234567890123456789012345678901234 56789012345678901234567890123456789012345678901234567890123456789012345678901234 567890123456789012345678901234567890123456;
23 }
24 </script>
25
26 <script id="fshader" type="x-shader/x-fragment">
27 precision mediump float;
28 varying float alpha01234567890123456789012345678901234567890123456789012 34567890123456789012345678901234567890123456789012345678901234567890123456789012 34567890123456789012345678901234567890123456789012345678901234567890123456789012 34567890123456789012345678901234567890;
29 uniform float color01234567890123456789012345678901234567890123456789012 34567890123456789012345678901234567890123456789012345678901234567890123456789012 34567890123456789012345678901234567890123456789012345678901234567890123456789012 34567890123456789012345678901234567[3];
30 void main()
31 {
32 for (int i0123456789012345678901234567890123456789012345678901234567 89012345678901234567890123456789012345678901234567890123456789012345678901234567 89012345678901234567890123456789012345678901234567890123456789012345678901234567 8901234567890123456789012345678901234 = 0; i012345678901234567890123456789012345 67890123456789012345678901234567890123456789012345678901234567890123456789012345 67890123456789012345678901234567890123456789012345678901234567890123456789012345 67890123456789012345678901234567890123456789012345678901234 < 1; ++i012345678901 23456789012345678901234567890123456789012345678901234567890123456789012345678901 23456789012345678901234567890123456789012345678901234567890123456789012345678901 23456789012345678901234567890123456789012345678901234567890123456789012345678901 234)
33 {
34 gl_FragColor = vec4(color012345678901234567890123456789012345678 90123456789012345678901234567890123456789012345678901234567890123456789012345678 90123456789012345678901234567890123456789012345678901234567890123456789012345678 9012345678901234567890123456789012345678901234567[0], color012345678901234567890 12345678901234567890123456789012345678901234567890123456789012345678901234567890 12345678901234567890123456789012345678901234567890123456789012345678901234567890 1234567890123456789012345678901234567890123456789012345678901234567[1], color012 34567890123456789012345678901234567890123456789012345678901234567890123456789012 34567890123456789012345678901234567890123456789012345678901234567890123456789012 34567890123456789012345678901234567890123456789012345678901234567890123456789012 34567[2], alpha01234567890123456789012345678901234567890123456789012345678901234 56789012345678901234567890123456789012345678901234567890123456789012345678901234 56789012345678901234567890123456789012345678901234567890123456789012345678901234 56789012345678901234567890);
35 }
36 }
37 </script>
38
39 <script>
40 function fail(x,y, buf, shouldBe)
41 {
42 var i = (y*50+x) * 4;
43 var reason = "pixel at ("+x+","+y+") is ("+buf[i]+","+buf[i+1]+","+b uf[i+2]+","+buf[i+3]+"), should be "+shouldBe;
44 testFailed(reason);
45 }
46
47 function pass()
48 {
49 testPassed("drawing is correct");
50 }
51
52 if (window.initNonKhronosFramework) {
53 window.initNonKhronosFramework(false);
54 }
55
56 gl = initWebGL("example", "vshader", "fshader", [ "vPosition012345678901 23456789012345678901234567890123456789012345678901234567890123456789012345678901 23456789012345678901234567890123456789012345678901234567890123456789012345678901 234567890123456789012345678901234567890123456789012345678901234567890123456"], [ 0, 0, 0, 1 ], 1);
57
58 var prog = gl.getParameter(gl.CURRENT_PROGRAM);
59 shouldBeNonNull(prog);
60 var redLoc = gl.getUniformLocation(prog, "color0123456789012345678901234 56789012345678901234567890123456789012345678901234567890123456789012345678901234 56789012345678901234567890123456789012345678901234567890123456789012345678901234 567890123456789012345678901234567890123456789012345678901234567[0]");
61 shouldBeNonNull(redLoc);
62 var greenLoc = gl.getUniformLocation(prog, "color01234567890123456789012 34567890123456789012345678901234567890123456789012345678901234567890123456789012 34567890123456789012345678901234567890123456789012345678901234567890123456789012 34567890123456789012345678901234567890123456789012345678901234567[1]");
63 shouldBeNonNull(greenLoc);
64 var blueLoc = gl.getUniformLocation(prog, "color012345678901234567890123 45678901234567890123456789012345678901234567890123456789012345678901234567890123 45678901234567890123456789012345678901234567890123456789012345678901234567890123 4567890123456789012345678901234567890123456789012345678901234567[2]");
65 shouldBeNonNull(blueLoc);
66
67 shouldBe("gl.getProgramParameter(prog, gl.ACTIVE_ATTRIBUTES)", "1");
68 var activeAttrib = gl.getActiveAttrib(prog, 0);
69 shouldBeNonNull(activeAttrib);
70 shouldBe("activeAttrib.size", "1");
71 shouldBe("activeAttrib.type", "gl.FLOAT_VEC4");
72 shouldBe("activeAttrib.name", "'vPosition0123456789012345678901234567890 12345678901234567890123456789012345678901234567890123456789012345678901234567890 12345678901234567890123456789012345678901234567890123456789012345678901234567890 12345678901234567890123456789012345678901234567890123456'");
73
74 shouldBe("gl.getProgramParameter(prog, gl.ACTIVE_UNIFORMS)", "1");
75 var activeUniform = gl.getActiveUniform(prog, 0);
76 shouldBeNonNull(activeUniform);
77 shouldBe("activeUniform.size", "3");
78 shouldBe("activeUniform.type", "gl.FLOAT");
79 shouldBe("activeUniform.name", "'color0123456789012345678901234567890123 45678901234567890123456789012345678901234567890123456789012345678901234567890123 45678901234567890123456789012345678901234567890123456789012345678901234567890123 456789012345678901234567890123456789012345678901234567[0]'");
80
81 gl.uniform1f(redLoc, 1.0);
82 gl.uniform1f(greenLoc, 0.0);
83 gl.uniform1f(blueLoc, 1.0);
84
85 var vertexObject = gl.createBuffer();
86 gl.bindBuffer(gl.ARRAY_BUFFER, vertexObject);
87 gl.bufferData(gl.ARRAY_BUFFER, new Float32Array([ 0,0.5,0, -0.5,-0.5,0, 0.5,-0.5,0 ]), gl.STATIC_DRAW);
88 gl.enableVertexAttribArray(0);
89 gl.vertexAttribPointer(0, 3, gl.FLOAT, false, 0, 0);
90
91 gl.clear(gl.COLOR_BUFFER_BIT | gl.DEPTH_BUFFER_BIT);
92 gl.drawArrays(gl.TRIANGLES, 0, 3);
93
94 var buf = new Uint8Array(50 * 50 * 4);
95 gl.readPixels(0, 0, 50, 50, gl.RGBA, gl.UNSIGNED_BYTE, buf);
96 shouldBe("gl.getError()", "gl.NO_ERROR");
97
98 function checkPixels()
99 {
100 // Test several locations
101 // First line should be all black
102 for (var i = 0; i < 50; ++i)
103 if (buf[i*4] != 0 || buf[i*4+1] != 0 || buf[i*4+2] != 0 || buf[i *4+3] != 255) {
104 fail(i, 0, buf, "(0,0,0,255)");
105 return;
106 }
107
108 // Line 15 should be red for at least 10 red pixels starting 20 pixe ls in
109 var offset = (15*50+20) * 4;
110 for (var i = 0; i < 10; ++i)
111 if (buf[offset+i*4] != 255 || buf[offset+i*4+1] != 0 || buf[offs et+i*4+2] != 255 || buf[offset+i*4+3] != 255) {
112 fail(20 + i, 15, buf, "(255,0,255,255)");
113 return;
114 }
115 // Last line should be all black
116 offset = (49*50) * 4;
117 for (var i = 0; i < 50; ++i)
118 if (buf[offset+i*4] != 0 || buf[offset+i*4+1] != 0 || buf[offset +i*4+2] != 0 || buf[offset+i*4+3] != 255) {
119 fail(i, 49, buf, "(0,0,0,255)");
120 return;
121 }
122
123 pass();
124 }
125 checkPixels();
126 successfullyParsed = true;
127 </script>
128 <script src="../resources/js-test-post.js"></script>
129 </body>
130 </html>
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