Index: conformance/buffers/index-validation.html |
=================================================================== |
--- conformance/buffers/index-validation.html (revision 0) |
+++ conformance/buffers/index-validation.html (revision 0) |
@@ -0,0 +1,140 @@ |
+<!-- |
+Copyright (c) 2011 The Chromium Authors. All rights reserved. |
+ |
+Redistribution and use in source and binary forms, with or without |
+modification, are permitted provided that the following conditions are |
+met: |
+ |
+ * Redistributions of source code must retain the above copyright |
+notice, this list of conditions and the following disclaimer. |
+ * Redistributions in binary form must reproduce the above |
+copyright notice, this list of conditions and the following disclaimer |
+in the documentation and/or other materials provided with the |
+distribution. |
+ * Neither the name of Google Inc. nor the names of its |
+contributors may be used to endorse or promote products derived from |
+this software without specific prior written permission. |
+ |
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
+"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
+LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
+A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
+OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
+SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
+LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
+DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
+THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
+(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
+OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
+--> |
+<!DOCTYPE html> |
+<html> |
+<head> |
+<meta charset="utf-8"> |
+<link rel="stylesheet" href="../../resources/js-test-style.css"/> |
+<script src="../../resources/js-test-pre.js"></script> |
+<script src="../resources/webgl-test.js"></script> |
+</head> |
+<body> |
+<div id="description"></div> |
+<div id="console"></div> |
+ |
+<script> |
+description("Tests that index validation verifies the correct number of indices"); |
+ |
+function sizeInBytes(type) { |
+ switch (type) { |
+ case gl.BYTE: |
+ case gl.UNSIGNED_BYTE: |
+ return 1; |
+ case gl.SHORT: |
+ case gl.UNSIGNED_SHORT: |
+ return 2; |
+ case gl.INT: |
+ case gl.UNSIGNED_INT: |
+ case gl.FLOAT: |
+ return 4; |
+ default: |
+ throw "unknown type"; |
+ } |
+} |
+ |
+var gl = create3DContext(); |
+var program = loadStandardProgram(gl); |
+ |
+// 3 vertices => 1 triangle, interleaved data |
+var dataComplete = new Float32Array([0, 0, 0, 1, |
+ 0, 0, 1, |
+ 1, 0, 0, 1, |
+ 0, 0, 1, |
+ 1, 1, 1, 1, |
+ 0, 0, 1]); |
+var dataIncomplete = new Float32Array([0, 0, 0, 1, |
+ 0, 0, 1, |
+ 1, 0, 0, 1, |
+ 0, 0, 1, |
+ 1, 1, 1, 1]); |
+var indices = new Uint16Array([0, 1, 2]); |
+ |
+debug("Testing with valid indices"); |
+ |
+var bufferComplete = gl.createBuffer(); |
+gl.bindBuffer(gl.ARRAY_BUFFER, bufferComplete); |
+gl.bufferData(gl.ARRAY_BUFFER, dataComplete, gl.STATIC_DRAW); |
+var elements = gl.createBuffer(); |
+gl.bindBuffer(gl.ELEMENT_ARRAY_BUFFER, elements); |
+gl.bufferData(gl.ELEMENT_ARRAY_BUFFER, indices, gl.STATIC_DRAW); |
+gl.useProgram(program); |
+var vertexLoc = gl.getAttribLocation(program, "a_vertex"); |
+var normalLoc = gl.getAttribLocation(program, "a_normal"); |
+gl.vertexAttribPointer(vertexLoc, 4, gl.FLOAT, false, 7 * sizeInBytes(gl.FLOAT), 0); |
+gl.enableVertexAttribArray(vertexLoc); |
+gl.vertexAttribPointer(normalLoc, 3, gl.FLOAT, false, 7 * sizeInBytes(gl.FLOAT), 4 * sizeInBytes(gl.FLOAT)); |
+gl.enableVertexAttribArray(normalLoc); |
+shouldBe('gl.checkFramebufferStatus(gl.FRAMEBUFFER)', 'gl.FRAMEBUFFER_COMPLETE'); |
+glErrorShouldBe(gl, gl.NO_ERROR); |
+shouldBeUndefined('gl.drawElements(gl.TRIANGLES, 3, gl.UNSIGNED_SHORT, 0)'); |
+glErrorShouldBe(gl, gl.NO_ERROR); |
+ |
+debug("Testing with out-of-range indices"); |
+ |
+var bufferIncomplete = gl.createBuffer(); |
+gl.bindBuffer(gl.ARRAY_BUFFER, bufferIncomplete); |
+gl.bufferData(gl.ARRAY_BUFFER, dataIncomplete, gl.STATIC_DRAW); |
+gl.vertexAttribPointer(vertexLoc, 4, gl.FLOAT, false, 7 * sizeInBytes(gl.FLOAT), 0); |
+gl.enableVertexAttribArray(vertexLoc); |
+gl.disableVertexAttribArray(normalLoc); |
+debug("Enable vertices, valid"); |
+glErrorShouldBe(gl, gl.NO_ERROR); |
+shouldBeUndefined('gl.drawElements(gl.TRIANGLES, 3, gl.UNSIGNED_SHORT, 0)'); |
+glErrorShouldBe(gl, gl.NO_ERROR); |
+debug("Enable normals, out-of-range"); |
+gl.vertexAttribPointer(normalLoc, 3, gl.FLOAT, false, 7 * sizeInBytes(gl.FLOAT), 4 * sizeInBytes(gl.FLOAT)); |
+gl.enableVertexAttribArray(normalLoc); |
+glErrorShouldBe(gl, gl.NO_ERROR); |
+shouldBeUndefined('gl.drawElements(gl.TRIANGLES, 3, gl.UNSIGNED_SHORT, 0)'); |
+glErrorShouldBe(gl, gl.INVALID_OPERATION); |
+ |
+debug("Test with enabled attribute that does not belong to current program"); |
+ |
+gl.disableVertexAttribArray(normalLoc); |
+var extraLoc = Math.max(vertexLoc, normalLoc) + 1; |
+gl.enableVertexAttribArray(extraLoc); |
+debug("Enable an extra attribute with null"); |
+glErrorShouldBe(gl, gl.NO_ERROR); |
+shouldBeUndefined('gl.drawElements(gl.TRIANGLES, 3, gl.UNSIGNED_SHORT, 0)'); |
+glErrorShouldBe(gl, gl.INVALID_OPERATION); |
+debug("Enable an extra attribute with insufficient data buffer"); |
+gl.vertexAttribPointer(extraLoc, 3, gl.FLOAT, false, 7 * sizeInBytes(gl.FLOAT), 4 * sizeInBytes(gl.FLOAT)); |
+glErrorShouldBe(gl, gl.NO_ERROR); |
+shouldBeUndefined('gl.drawElements(gl.TRIANGLES, 3, gl.UNSIGNED_SHORT, 0)'); |
+gl.vertexAttribPointer(normalLoc, 3, gl.FLOAT, false, 7 * sizeInBytes(gl.FLOAT), -2000000000 * sizeInBytes(gl.FLOAT)); |
+glErrorShouldBe(gl, gl.NO_ERROR); |
+shouldBeUndefined('gl.drawElements(gl.TRIANGLES, 3, gl.UNSIGNED_SHORT, 0)'); |
+ |
+successfullyParsed = true; |
+</script> |
+ |
+<script src="../../resources/js-test-post.js"></script> |
+</body> |
+</html> |
Property changes on: conformance/buffers/index-validation.html |
___________________________________________________________________ |
Added: svn:eol-style |
+ LF |