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| /* |
| ** Copyright (c) 2012 The Khronos Group Inc. |
| ** |
| ** Permission is hereby granted, free of charge, to any person obtaining a |
| ** copy of this software and/or associated documentation files (the |
| ** "Materials"), to deal in the Materials without restriction, including |
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| |
| <!DOCTYPE html> |
| <html> |
| <head> |
| <meta charset="utf-8"> |
| <title>WebGL gl calls Conformance Tests</title> |
| <link rel="stylesheet" href="../../resources/js-test-style.css"/> |
| <script src="../../resources/js-test-pre.js"></script> |
| <script src="../resources/webgl-test-utils.js"></script> |
| </head> |
| <body> |
| <div id="description"></div> |
| <div id="console"></div> |
| <canvas id="canvas" width="2" height="2"> </canvas> |
| <script> |
| "use strict"; |
| description("This test ensures basic functionality of the underlying graphics library"); |
| |
| debug(""); |
| debug("Canvas.getContext"); |
| |
| var minimumRequiredStencilMask = 0; |
| var wtu = WebGLTestUtils; |
| var context = wtu.create3DContext("canvas"); |
| if (!context) |
| testFailed("context does not exist"); |
| else { |
| testPassed("context exists"); |
| |
| debug(""); |
| debug("Context contains getError"); |
| if ("getError" in context) |
| testPassed("context contains getError"); |
| else |
| testFailed("context does not contains getError"); |
| |
| debug(""); |
| debug("Check default values"); |
| shouldBe('context.getParameter(context.ACTIVE_TEXTURE)', 'context.TEXTURE0'); |
| shouldBe('(context.getParameter(context.ALIASED_LINE_WIDTH_RANGE)[0] <= 1) && (context.getParameter(context.ALIASED_LINE_WIDTH_RANGE)[0] > 0) && (context.getParameter(context.ALIASED_LINE_WIDTH_RANGE)[1] >= 1)', 'true'); |
| shouldBe('(context.getParameter(context.ALIASED_POINT_SIZE_RANGE)[0] <= 1) && (context.getParameter(context.ALIASED_POINT_SIZE_RANGE)[0] > 0) && (context.getParameter(context.ALIASED_POINT_SIZE_RANGE)[1] >= 1)', 'true'); |
| shouldBeType('context.getParameter(context.ALIASED_LINE_WIDTH_RANGE)', 'Float32Array'); |
| shouldBeType('context.getParameter(context.ALIASED_POINT_SIZE_RANGE)', 'Float32Array'); |
| shouldBe('context.getParameter(context.ARRAY_BUFFER_BINDING)', 'null'); |
| shouldBe('context.getParameter(context.BLEND)', 'false'); |
| shouldBe('context.getParameter(context.BLEND_COLOR)', '[0, 0, 0, 0]'); |
| shouldBeType('context.getParameter(context.BLEND_COLOR)', 'Float32Array'); |
| shouldBe('context.getParameter(context.BLEND_DST_ALPHA)', '0'); |
| shouldBe('context.getParameter(context.BLEND_DST_RGB)', '0'); |
| shouldBe('context.getParameter(context.BLEND_EQUATION_ALPHA)', 'context.FUNC_ADD'); |
| shouldBe('context.getParameter(context.BLEND_EQUATION_RGB)', 'context.FUNC_ADD'); |
| shouldBe('context.getParameter(context.BLEND_SRC_ALPHA)', '1'); |
| shouldBe('context.getParameter(context.BLEND_SRC_RGB)', '1'); |
| shouldBe('context.getParameter(context.COLOR_CLEAR_VALUE)', '[0, 0, 0, 0]'); |
| shouldBeType('context.getParameter(context.COLOR_CLEAR_VALUE)', 'Float32Array'); |
| shouldBe('context.getParameter(context.COLOR_WRITEMASK)', '[true, true, true, true]'); |
| shouldBeType('context.getParameter(context.COMPRESSED_TEXTURE_FORMATS)', 'Uint32Array'); |
| shouldBe('context.getParameter(context.CULL_FACE)', 'false'); |
| shouldBe('context.getParameter(context.CULL_FACE_MODE)', 'context.BACK'); |
| shouldBe('context.getParameter(context.CURRENT_PROGRAM)', 'null'); |
| shouldBe('context.getParameter(context.DEPTH_CLEAR_VALUE)', '1'); |
| shouldBe('context.getParameter(context.DEPTH_FUNC)', 'context.LESS'); |
| shouldBe('context.getParameter(context.DEPTH_RANGE)', '[0, 1]'); |
| shouldBeType('context.getParameter(context.DEPTH_RANGE)', 'Float32Array'); |
| shouldBe('context.getParameter(context.DEPTH_TEST)', 'false'); |
| shouldBe('context.getParameter(context.DEPTH_WRITEMASK)', 'true'); |
| shouldBe('context.getParameter(context.DITHER)', 'true'); |
| shouldBe('context.getParameter(context.ELEMENT_ARRAY_BUFFER_BINDING)', 'null'); |
| shouldBe('context.getParameter(context.FRONT_FACE)', 'context.CCW'); |
| shouldBe('context.getParameter(context.GENERATE_MIPMAP_HINT)', 'context.DONT_CARE'); |
| shouldBe('context.getParameter(context.LINE_WIDTH)', '1'); |
| shouldBe('context.getParameter(context.PACK_ALIGNMENT)', '4'); |
| shouldBe('context.getParameter(context.POLYGON_OFFSET_FACTOR)', '0'); |
| shouldBe('context.getParameter(context.POLYGON_OFFSET_FILL)', 'false'); |
| shouldBe('context.getParameter(context.POLYGON_OFFSET_UNITS)', '0'); |
| shouldBe('context.getParameter(context.RENDERBUFFER_BINDING)', 'null'); |
| shouldBe('context.getParameter(context.SAMPLE_COVERAGE_INVERT)', 'false'); |
| shouldBe('context.getParameter(context.SAMPLE_COVERAGE_VALUE)', '1'); |
| shouldBe('context.getParameter(context.SCISSOR_BOX)[0]', '0'); |
| shouldBe('context.getParameter(context.SCISSOR_BOX)[1]', '0'); |
| shouldBe('context.getParameter(context.SCISSOR_BOX)[2]', 'context.getParameter(context.VIEWPORT)[2]'); |
| shouldBe('context.getParameter(context.SCISSOR_BOX)[3]', 'context.getParameter(context.VIEWPORT)[3]'); |
| shouldBeType('context.getParameter(context.SCISSOR_BOX)', Int32Array); |
| shouldBe('context.getParameter(context.SCISSOR_TEST)', 'false'); |
| shouldBe('context.getParameter(context.STENCIL_BACK_FAIL)', 'context.KEEP'); |
| shouldBe('context.getParameter(context.STENCIL_BACK_FUNC)', 'context.ALWAYS'); |
| shouldBe('context.getParameter(context.STENCIL_BACK_PASS_DEPTH_FAIL)', 'context.KEEP'); |
| shouldBe('context.getParameter(context.STENCIL_BACK_PASS_DEPTH_PASS)', 'context.KEEP'); |
| shouldBe('context.getParameter(context.STENCIL_BACK_REF)', '0'); |
| |
| // WebGL 1.0.2 - 5.14.3 types / ES 2.0.25 - 6.2 State tables - 6.18 page 152 |
| shouldBeType('context.getParameter(context.SUBPIXEL_BITS)', 'Number'); |
| shouldBeGreaterThanOrEqual('context.getParameter(context.SUBPIXEL_BITS)', '4'); |
| |
| shouldBeType('context.getParameter(context.SAMPLE_BUFFERS)', 'Number'); |
| shouldBeGreaterThanOrEqual('context.getParameter(context.SAMPLE_BUFFERS)', '0'); |
| |
| shouldBeType('context.getParameter(context.SAMPLES)', 'Number'); |
| shouldBeGreaterThanOrEqual('context.getParameter(context.SAMPLES)', '0'); |
| |
| shouldBeType('context.getParameter(context.DEPTH_BITS)', 'Number'); |
| shouldBeGreaterThanOrEqual('context.getParameter(context.DEPTH_BITS)', '0'); |
| shouldBeType('context.getParameter(context.RED_BITS)', 'Number'); |
| shouldBeGreaterThanOrEqual('context.getParameter(context.RED_BITS)', '0'); |
| shouldBeType('context.getParameter(context.GREEN_BITS)', 'Number'); |
| shouldBeGreaterThanOrEqual('context.getParameter(context.GREEN_BITS)', '0'); |
| shouldBeType('context.getParameter(context.BLUE_BITS)', 'Number'); |
| shouldBeGreaterThanOrEqual('context.getParameter(context.BLUE_BITS)', '0'); |
| shouldBeType('context.getParameter(context.ALPHA_BITS)', 'Number'); |
| shouldBeGreaterThanOrEqual('context.getParameter(context.ALPHA_BITS)', '0'); |
| shouldBeType('context.getParameter(context.STENCIL_BITS)', 'Number'); |
| |
| var stencilBits = context.getParameter(context.STENCIL_BITS); |
| minimumRequiredStencilMask = (1 << stencilBits) - 1; |
| |
| shouldBe('context.getParameter(context.STENCIL_BACK_VALUE_MASK) & minimumRequiredStencilMask', 'minimumRequiredStencilMask'); |
| shouldBe('context.getParameter(context.STENCIL_BACK_WRITEMASK) & minimumRequiredStencilMask', 'minimumRequiredStencilMask'); |
| |
| // If EXT_packed_depth_stencil is supported, STENCIL_BITS > 0; otherwise, STENCIL_BITS == 0. |
| shouldBe('context.getParameter(context.STENCIL_BITS) >= 0', 'true'); |
| shouldBe('context.getParameter(context.STENCIL_CLEAR_VALUE)', '0'); |
| shouldBe('context.getParameter(context.STENCIL_FAIL)', 'context.KEEP'); |
| shouldBe('context.getParameter(context.STENCIL_FUNC)', 'context.ALWAYS'); |
| shouldBe('context.getParameter(context.STENCIL_PASS_DEPTH_FAIL)', 'context.KEEP'); |
| shouldBe('context.getParameter(context.STENCIL_PASS_DEPTH_PASS)', 'context.KEEP'); |
| shouldBe('context.getParameter(context.STENCIL_REF)', '0'); |
| shouldBe('context.getParameter(context.STENCIL_TEST)', 'false'); |
| |
| shouldBe('context.getParameter(context.STENCIL_VALUE_MASK) & minimumRequiredStencilMask', 'minimumRequiredStencilMask'); |
| shouldBe('context.getParameter(context.STENCIL_WRITEMASK) & minimumRequiredStencilMask', 'minimumRequiredStencilMask'); |
| |
| shouldBe('context.getParameter(context.TEXTURE_BINDING_2D)', 'null'); |
| shouldBe('context.getParameter(context.TEXTURE_BINDING_CUBE_MAP)', 'null'); |
| shouldBe('context.getParameter(context.UNPACK_ALIGNMENT)', '4'); |
| shouldBe('context.getParameter(context.UNPACK_FLIP_Y_WEBGL)', 'false'); |
| shouldBe('context.getParameter(context.UNPACK_PREMULTIPLY_ALPHA_WEBGL)', 'false'); |
| shouldBe('context.getParameter(context.VIEWPORT)', '[0, 0, 2, 2]'); |
| shouldBeType('context.getParameter(context.VIEWPORT)', 'Int32Array'); |
| |
| shouldBeGreaterThanOrEqual('context.getParameter(context.MAX_COMBINED_TEXTURE_IMAGE_UNITS)', '8'); |
| shouldBeGreaterThanOrEqual('context.getParameter(context.MAX_CUBE_MAP_TEXTURE_SIZE)', '16'); |
| shouldBeGreaterThanOrEqual('context.getParameter(context.MAX_FRAGMENT_UNIFORM_VECTORS)', '16'); |
| shouldBeGreaterThanOrEqual('context.getParameter(context.MAX_RENDERBUFFER_SIZE)', '1'); |
| shouldBeGreaterThanOrEqual('context.getParameter(context.MAX_TEXTURE_IMAGE_UNITS)', '8'); |
| shouldBeGreaterThanOrEqual('context.getParameter(context.MAX_TEXTURE_SIZE)', '64'); |
| shouldBeGreaterThanOrEqual('context.getParameter(context.MAX_VARYING_VECTORS)', '8'); |
| shouldBeGreaterThanOrEqual('context.getParameter(context.MAX_VERTEX_ATTRIBS)', '8'); |
| shouldBeGreaterThanOrEqual('context.getParameter(context.MAX_VERTEX_TEXTURE_IMAGE_UNITS)', '0'); |
| shouldBeGreaterThanOrEqual('context.getParameter(context.MAX_VERTEX_UNIFORM_VECTORS)', '128'); |
| // Note: This requirement should be removed from the spec IMO. Many impelementations |
| // will be based on FBOs and FBOs might have a restriction smaller than the current screen size. |
| // especially if there are multiple screens. |
| shouldBeTrue('context.getParameter(context.MAX_VIEWPORT_DIMS)[0] >= window.screen.width'); |
| shouldBeTrue('context.getParameter(context.MAX_VIEWPORT_DIMS)[1] >= window.screen.height'); |
| shouldBeType('context.getParameter(context.MAX_VIEWPORT_DIMS)', 'Int32Array'); |
| |
| debug(""); |
| debug("check texture values"); |
| var maxTextures = context.getParameter(context.MAX_TEXTURE_IMAGE_UNITS); |
| for (var ii = 0; ii < maxTextures; ++ii) { |
| context.activeTexture(context.TEXTURE0 + ii); |
| debug("check texture unit: " + ii); |
| shouldBe('context.getParameter(context.TEXTURE_BINDING_2D)', 'null'); |
| shouldBe('context.getParameter(context.TEXTURE_BINDING_CUBE_MAP)', 'null'); |
| } |
| |
| debug(""); |
| debug("check attrib values"); |
| var maxAttribs = context.getParameter(context.MAX_VERTEX_ATTRIBS); |
| for (var ii = 0; ii < maxAttribs; ++ii) { |
| debug("check attrib: " + ii); |
| shouldBe('context.getVertexAttrib(ii, context.VERTEX_ATTRIB_ARRAY_BUFFER_BINDING)', 'null'); |
| shouldBe('context.getVertexAttrib(ii, context.VERTEX_ATTRIB_ARRAY_ENABLED)', 'false'); |
| shouldBe('context.getVertexAttrib(ii, context.VERTEX_ATTRIB_ARRAY_SIZE)', '4'); |
| shouldBe('context.getVertexAttrib(ii, context.VERTEX_ATTRIB_ARRAY_STRIDE)', '0'); |
| shouldBe('context.getVertexAttrib(ii, context.VERTEX_ATTRIB_ARRAY_TYPE)', 'context.FLOAT'); |
| shouldBe('context.getVertexAttrib(ii, context.VERTEX_ATTRIB_ARRAY_NORMALIZED)', 'false'); |
| shouldBe('context.getVertexAttrib(ii, context.CURRENT_VERTEX_ATTRIB)', '[0, 0, 0, 1]'); |
| shouldBeType('context.getVertexAttrib(ii, context.CURRENT_VERTEX_ATTRIB)', 'Float32Array'); |
| shouldBe('context.getVertexAttribOffset(ii, context.VERTEX_ATTRIB_ARRAY_POINTER)', '0'); |
| } |
| |
| shouldBe('context.getError()', 'context.NO_ERROR'); |
| } |
| |
| debug(""); |
| var successfullyParsed = true; |
| |
| </script> |
| <script src="../../resources/js-test-post.js"></script> |
| |
| </body> |
| </html> |