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| <!DOCTYPE html> |
| <html> |
| <head> |
| <meta charset="utf-8"> |
| <title>Simulated Attrib 0 Bug Test</title> |
| <script src="../resources/js-test-pre.js"></script> |
| <script src="../conformance/resources/webgl-test-utils.js"></script> |
| </head> |
| <body> |
| <div>Simulated Attrib 0 Bug Test</div> |
| <div id="description"></div> |
| <div id="console"></div> |
| <script> |
| "use strict"; |
| var wtu = WebGLTestUtils; |
| var context = wtu.create3DContext(); |
| var program = wtu.loadStandardProgram(context); |
| |
| context.useProgram(program); |
| debug("This line attempts to draw with 0x7FFFFFFF triangles with attrib 0 off"); |
| debug("A buggy simulated attrib 0 impl will probably mult 0x7FFFFFFF * sizeof(vec4)"); |
| shouldBe("context.drawArrays(context.TRIANGLES, 0, 0x7fffffff);", "undefined"); |
| debug("This line attempts to draw with 0x7ffffff triangles."); |
| debug("A buggy simulated attrib 0 impl will probably pass 0x7FFFFFF0 to glBufferData and then not check that it failed"); |
| shouldBe("context.drawArrays(context.TRIANGLES, 0, 0x7ffffff);", "undefined"); |
| debug("") |
| debug("NOTE!: You may not see any manifestation here. Check your impl for these issues"); |
| </script> |
| </body> |
| </html> |
| |
