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1 <!DOCTYPE html> | |
2 <html> | |
3 <head> | |
4 <meta charset="utf-8"> | |
5 <title>WebGL GLES2 difference test.</title> | |
6 <script src="../../../resources/js-test.js"></script> | |
7 <script src="resources/webgl-test.js"></script> | |
8 <script src="resources/webgl-test-utils.js"></script> | |
9 </head> | |
10 <body> | |
11 <div id="description"></div> | |
12 <div id="console"></div> | |
13 | |
14 <script> | |
15 if (window.internals) | |
16 window.internals.settings.setWebGLErrorsToConsoleEnabled(false); | |
17 | |
18 var wtu = WebGLTestUtils; | |
19 description("Tests the a few differences between WebGL and GLES2"); | |
20 | |
21 var gl = wtu.create3DContext(); | |
22 var program = wtu.loadStandardProgram(gl); | |
23 gl.useProgram(program); | |
24 var vertexObject = gl.createBuffer(); | |
25 gl.bindBuffer(gl.ARRAY_BUFFER, vertexObject); | |
26 gl.enableVertexAttribArray(0); | |
27 glErrorShouldBe(gl, gl.NO_ERROR, "Setup should succeed"); | |
28 | |
29 debug(""); | |
30 debug("Verify that constant color and constant alpha cannot be used together as
source and destination factors in the blend function"); | |
31 shouldGenerateGLError(gl, gl.INVALID_OPERATION, "gl.blendFunc(gl.CONSTANT_COLOR,
gl.CONSTANT_ALPHA)"); | |
32 shouldGenerateGLError(gl, gl.INVALID_OPERATION, "gl.blendFunc(gl.ONE_MINUS_CONST
ANT_COLOR, gl.CONSTANT_ALPHA)"); | |
33 shouldGenerateGLError(gl, gl.INVALID_OPERATION, "gl.blendFunc(gl.CONSTANT_COLOR,
gl.ONE_MINUS_CONSTANT_ALPHA)"); | |
34 shouldGenerateGLError(gl, gl.INVALID_OPERATION, "gl.blendFunc(gl.ONE_MINUS_CONST
ANT_COLOR, gl.ONE_MINUS_CONSTANT_ALPHA)"); | |
35 shouldGenerateGLError(gl, gl.INVALID_OPERATION, "gl.blendFunc(gl.CONSTANT_ALPHA,
gl.CONSTANT_COLOR)"); | |
36 shouldGenerateGLError(gl, gl.INVALID_OPERATION, "gl.blendFunc(gl.CONSTANT_ALPHA,
gl.ONE_MINUS_CONSTANT_COLOR)"); | |
37 shouldGenerateGLError(gl, gl.INVALID_OPERATION, "gl.blendFunc(gl.ONE_MINUS_CONST
ANT_ALPHA, gl.CONSTANT_COLOR)"); | |
38 shouldGenerateGLError(gl, gl.INVALID_OPERATION, "gl.blendFunc(gl.ONE_MINUS_CONST
ANT_ALPHA, gl.ONE_MINUS_CONSTANT_COLOR)"); | |
39 | |
40 shouldGenerateGLError(gl, gl.INVALID_OPERATION, "gl.blendFuncSeparate(gl.CONSTAN
T_COLOR, gl.CONSTANT_ALPHA, gl.ONE, gl.ZERO)"); | |
41 shouldGenerateGLError(gl, gl.INVALID_OPERATION, "gl.blendFuncSeparate(gl.ONE_MIN
US_CONSTANT_COLOR, gl.CONSTANT_ALPHA, gl.ONE, gl.ZERO)"); | |
42 shouldGenerateGLError(gl, gl.INVALID_OPERATION, "gl.blendFuncSeparate(gl.CONSTAN
T_COLOR, gl.ONE_MINUS_CONSTANT_ALPHA, gl.ONE, gl.ZERO)"); | |
43 shouldGenerateGLError(gl, gl.INVALID_OPERATION, "gl.blendFuncSeparate(gl.ONE_MIN
US_CONSTANT_COLOR, gl.ONE_MINUS_CONSTANT_ALPHA, gl.ONE, gl.ZERO)"); | |
44 shouldGenerateGLError(gl, gl.INVALID_OPERATION, "gl.blendFuncSeparate(gl.CONSTAN
T_ALPHA, gl.CONSTANT_COLOR, gl.ONE, gl.ZERO)"); | |
45 shouldGenerateGLError(gl, gl.INVALID_OPERATION, "gl.blendFuncSeparate(gl.CONSTAN
T_ALPHA, gl.ONE_MINUS_CONSTANT_COLOR, gl.ONE, gl.ZERO)"); | |
46 shouldGenerateGLError(gl, gl.INVALID_OPERATION, "gl.blendFuncSeparate(gl.ONE_MIN
US_CONSTANT_ALPHA, gl.CONSTANT_COLOR, gl.ONE, gl.ZERO)"); | |
47 shouldGenerateGLError(gl, gl.INVALID_OPERATION, "gl.blendFuncSeparate(gl.ONE_MIN
US_CONSTANT_ALPHA, gl.ONE_MINUS_CONSTANT_COLOR, gl.ONE, gl.ZERO)"); | |
48 | |
49 debug(""); | |
50 debug("Verify that in depthRange zNear <= zFar"); | |
51 shouldGenerateGLError(gl, gl.INVALID_OPERATION, "gl.depthRange(20, 10)"); | |
52 | |
53 debug(""); | |
54 debug("Verify that front/back settings should be the same for stenclMask and ste
ncilFunc"); | |
55 shouldGenerateGLError(gl, gl.NO_ERROR, "gl.stencilMask(255)"); | |
56 shouldGenerateGLError(gl, gl.NO_ERROR, "gl.drawArrays(gl.TRIANGLES, 0, 0)"); | |
57 shouldGenerateGLError(gl, gl.NO_ERROR, "gl.stencilMaskSeparate(gl.FRONT, 1)"); | |
58 shouldGenerateGLError(gl, gl.INVALID_OPERATION, "gl.drawArrays(gl.TRIANGLES, 0,
0)"); | |
59 shouldGenerateGLError(gl, gl.NO_ERROR, "gl.stencilMaskSeparate(gl.BACK, 1)"); | |
60 shouldGenerateGLError(gl, gl.NO_ERROR, "gl.drawArrays(gl.TRIANGLES, 0, 0)"); | |
61 | |
62 shouldGenerateGLError(gl, gl.NO_ERROR, "gl.stencilFunc(gl.ALWAYS, 0, 255)"); | |
63 shouldGenerateGLError(gl, gl.NO_ERROR, "gl.drawArrays(gl.TRIANGLES, 0, 0)"); | |
64 shouldGenerateGLError(gl, gl.NO_ERROR, "gl.stencilFuncSeparate(gl.BACK, gl.ALWAY
S, 1, 255)"); | |
65 shouldGenerateGLError(gl, gl.INVALID_OPERATION, "gl.drawArrays(gl.TRIANGLES, 0,
0)"); | |
66 shouldGenerateGLError(gl, gl.NO_ERROR, "gl.stencilFuncSeparate(gl.FRONT, gl.ALWA
YS, 1, 255)"); | |
67 shouldGenerateGLError(gl, gl.NO_ERROR, "gl.drawArrays(gl.TRIANGLES, 0, 0)"); | |
68 shouldGenerateGLError(gl, gl.NO_ERROR, "gl.stencilFuncSeparate(gl.BACK, gl.ALWAY
S, 1, 1)"); | |
69 shouldGenerateGLError(gl, gl.INVALID_OPERATION, "gl.drawArrays(gl.TRIANGLES, 0,
0)"); | |
70 shouldGenerateGLError(gl, gl.NO_ERROR, "gl.stencilFuncSeparate(gl.FRONT, gl.ALWA
YS, 1, 1)"); | |
71 shouldGenerateGLError(gl, gl.NO_ERROR, "gl.drawArrays(gl.TRIANGLES, 0, 0)"); | |
72 | |
73 debug(""); | |
74 debug("Verify that *LENGTH are undefined"); | |
75 shouldBeUndefined(gl.INFO_LOG_LENGTH); | |
76 shouldBeUndefined(gl.SHADER_SOURCE_LENGTH); | |
77 shouldBeUndefined(gl.ACTIVE_UNIFORM_MAX_LENGTH); | |
78 shouldBeUndefined(gl.ACTIVE_ATTRIB_MAX_LENGTH); | |
79 | |
80 debug(""); | |
81 debug("Verify that UNPACK_COLORSPACE_CONVERSION_WEBGL is supported"); | |
82 shouldBe("gl.getParameter(gl.UNPACK_COLORSPACE_CONVERSION_WEBGL)", "gl.BROWSER_D
EFAULT_WEBGL"); | |
83 gl.pixelStorei(gl.UNPACK_COLORSPACE_CONVERSION_WEBGL, gl.NONE); | |
84 shouldBe("gl.getParameter(gl.UNPACK_COLORSPACE_CONVERSION_WEBGL)", "gl.NONE"); | |
85 glErrorShouldBe(gl, gl.NO_ERROR, "set/get UNPACK_COLORSPACE_CONVERSION_WEBGL sho
uld generate no error"); | |
86 | |
87 debug(""); | |
88 debug("Verify that drawingBufferWidth and drawingBufferHeights are implemented")
; | |
89 shouldBeTrue("gl.drawingBufferWidth >= 0 && gl.drawingBufferHeight >= 0"); | |
90 | |
91 debug(""); | |
92 debug("Verify that bindAttribLocation rejects names start with webgl_ or _webgl_
"); | |
93 shouldGenerateGLError(gl, gl.INVALID_OPERATION, "gl.bindAttribLocation(program,
0, 'webgl_a')"); | |
94 shouldGenerateGLError(gl, gl.INVALID_OPERATION, "gl.bindAttribLocation(program,
0, '_webgl_a')"); | |
95 | |
96 successfullyParsed = true; | |
97 </script> | |
98 | |
99 </body> | |
100 </html> | |
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