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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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