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| 1 <!-- | |
| 2 Copyright (C) 2011 Apple Computer, Inc. All rights reserved. | |
| 3 | |
| 4 Redistribution and use in source and binary forms, with or without | |
| 5 modification, are permitted provided that the following conditions | |
| 6 are met: | |
| 7 1. Redistributions of source code must retain the above copyright | |
| 8 notice, this list of conditions and the following disclaimer. | |
| 9 2. Redistributions in binary form must reproduce the above copyright | |
| 10 notice, this list of conditions and the following disclaimer in the | |
| 11 documentation and/or other materials provided with the distribution. | |
| 12 | |
| 13 THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY | |
| 14 EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
| 15 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | |
| 16 PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR | |
| 17 CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, | |
| 18 EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, | |
| 19 PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR | |
| 20 PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY | |
| 21 OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| 22 (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
| 23 OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 24 --> | |
| 25 <!DOCTYPE html> | |
| 26 <html> | |
| 27 <head> | |
| 28 <meta charset="utf-8"> | |
| 29 <link rel="stylesheet" href="../resources/js-test-style.css"/> | |
| 30 <script src="../resources/js-test-pre.js"></script> | |
| 31 <script src="resources/webgl-test.js"></script> | |
| 32 </head> | |
| 33 <body> | |
| 34 <div id="description"></div> | |
| 35 <div id="console"></div> | |
| 36 | |
| 37 <script> | |
| 38 description("Test of drawElements with out-of-bounds parameters"); | |
| 39 | |
| 40 var context = create3DContext(); | |
| 41 var program = loadStandardProgram(context); | |
| 42 | |
| 43 context.useProgram(program); | |
| 44 var vertexObject = context.createBuffer(); | |
| 45 context.enableVertexAttribArray(0); | |
| 46 context.bindBuffer(context.ARRAY_BUFFER, vertexObject); | |
| 47 context.bufferData(context.ARRAY_BUFFER, new Float32Array([ 0,0.5,0, -0.5,-0.5,0
, 0.5,-0.5,0 ]), context.STATIC_DRAW); | |
| 48 context.vertexAttribPointer(0, 3, context.FLOAT, false, 0, 0); | |
| 49 | |
| 50 var indexObject = context.createBuffer(); | |
| 51 | |
| 52 debug("Test empty index buffer") | |
| 53 context.bindBuffer(context.ELEMENT_ARRAY_BUFFER, indexObject); | |
| 54 context.bufferData(context.ELEMENT_ARRAY_BUFFER, new Uint8Array([ ]), context.S
TATIC_DRAW); | |
| 55 shouldGenerateGLError(context, context.INVALID_OPERATION, "context.drawElements(
context.TRIANGLES, 3, context.UNSIGNED_BYTE, 0)"); | |
| 56 shouldGenerateGLError(context, context.INVALID_OPERATION, "context.drawElements(
context.TRIANGLES, 10000, context.UNSIGNED_BYTE, 0)"); | |
| 57 shouldGenerateGLError(context, context.INVALID_OPERATION, "context.drawElements(
context.TRIANGLES, 10000000000000, context.UNSIGNED_BYTE, 0)"); | |
| 58 shouldGenerateGLError(context, context.INVALID_VALUE, "context.drawElements(cont
ext.TRIANGLES, -1, context.UNSIGNED_BYTE, 0)"); | |
| 59 shouldGenerateGLError(context, context.INVALID_OPERATION, "context.drawElements(
context.TRIANGLES, 1, context.UNSIGNED_BYTE, 0)"); | |
| 60 shouldGenerateGLError(context, context.INVALID_VALUE, "context.drawElements(cont
ext.TRIANGLES, 0, context.UNSIGNED_BYTE, -1)"); | |
| 61 shouldGenerateGLError(context, context.NO_ERROR, "context.drawElements(context.T
RIANGLES, 0, context.UNSIGNED_BYTE, 0)"); | |
| 62 shouldGenerateGLError(context, context.INVALID_VALUE, "context.drawElements(cont
ext.TRIANGLES, -1, context.UNSIGNED_BYTE, 1)"); | |
| 63 shouldGenerateGLError(context, context.INVALID_VALUE, "context.drawElements(cont
ext.TRIANGLES, 1, context.UNSIGNED_BYTE, -1)"); | |
| 64 | |
| 65 debug("") | |
| 66 debug("Test buffer with 3 byte indexes") | |
| 67 context.bindBuffer(context.ELEMENT_ARRAY_BUFFER, indexObject); | |
| 68 context.bufferData(context.ELEMENT_ARRAY_BUFFER, new Uint8Array([ 0, 1, 2 ]), co
ntext.STATIC_DRAW); | |
| 69 shouldGenerateGLError(context, context.NO_ERROR, "context.drawElements(context.T
RIANGLES, 3, context.UNSIGNED_BYTE, 0)"); | |
| 70 shouldGenerateGLError(context, context.INVALID_ENUM, "context.drawElements(conte
xt.TRIANGLES, 3, context.UNSIGNED_INT, 0)"); | |
| 71 shouldGenerateGLError(context, context.INVALID_ENUM, "context.drawElements(0x000
9, 3, context.UNSIGNED_BYTE, 0)"); // GL_POLYGON | |
| 72 shouldGenerateGLError(context, context.INVALID_OPERATION, "context.drawElements(
context.TRIANGLES, 3, context.UNSIGNED_BYTE, 2)"); | |
| 73 shouldGenerateGLError(context, context.INVALID_OPERATION, "context.drawElements(
context.TRIANGLES, 10000, context.UNSIGNED_BYTE, 0)"); | |
| 74 shouldGenerateGLError(context, context.INVALID_OPERATION, "context.drawElements(
context.TRIANGLES, 10000000000000, context.UNSIGNED_BYTE, 0)"); | |
| 75 shouldGenerateGLError(context, context.INVALID_VALUE, "context.drawElements(cont
ext.TRIANGLES, -1, context.UNSIGNED_BYTE, 0)"); | |
| 76 shouldGenerateGLError(context, context.INVALID_VALUE, "context.drawElements(cont
ext.TRIANGLES, 0, context.UNSIGNED_BYTE, -1)"); | |
| 77 shouldGenerateGLError(context, context.INVALID_VALUE, "context.drawElements(cont
ext.TRIANGLES, -1, context.UNSIGNED_BYTE, 1)"); | |
| 78 shouldGenerateGLError(context, context.INVALID_VALUE, "context.drawElements(cont
ext.TRIANGLES, 1, context.UNSIGNED_BYTE, -1)"); | |
| 79 shouldGenerateGLError(context, context.NO_ERROR, "context.drawElements(context.T
RIANGLES, 0, context.UNSIGNED_BYTE, 4)"); | |
| 80 shouldGenerateGLError(context, context.INVALID_VALUE, "context.drawElements(cont
ext.TRIANGLES, 0xffffffff, context.UNSIGNED_BYTE, 0)"); | |
| 81 shouldGenerateGLError(context, context.INVALID_OPERATION, "context.drawElements(
context.TRIANGLES, 0x7fffffff, context.UNSIGNED_BYTE, 0)"); | |
| 82 shouldGenerateGLError(context, context.INVALID_OPERATION, "context.drawElements(
context.TRIANGLES, 0x7fffffff, context.UNSIGNED_BYTE, 0x7fffffff)"); | |
| 83 | |
| 84 shouldGenerateGLError(context, context.NO_ERROR, "context.bufferData(context.ELE
MENT_ARRAY_BUFFER, (new Uint8Array([ 3, 0, 1, 2 ])).subarray(1), context.STATIC_
DRAW)"); | |
| 85 shouldGenerateGLError(context, context.NO_ERROR, "context.drawElements(context.T
RIANGLES, 3, context.UNSIGNED_BYTE, 0)"); | |
| 86 shouldGenerateGLError(context, context.NO_ERROR, "context.bufferSubData(context.
ELEMENT_ARRAY_BUFFER, 0, new Uint8Array([ 3, 0, 1]))"); | |
| 87 shouldGenerateGLError(context, context.INVALID_OPERATION, "context.drawElements(
context.TRIANGLES, 3, context.UNSIGNED_BYTE, 0)"); | |
| 88 shouldGenerateGLError(context, context.NO_ERROR, "context.bufferSubData(context.
ELEMENT_ARRAY_BUFFER, 0, (new Uint8Array([ 3, 0, 1, 2 ])).subarray(1))"); | |
| 89 shouldGenerateGLError(context, context.NO_ERROR, "context.drawElements(context.T
RIANGLES, 3, context.UNSIGNED_BYTE, 0)"); | |
| 90 shouldGenerateGLError(context, context.NO_ERROR, "context.drawElements(context.T
RIANGLES, 0, context.UNSIGNED_BYTE, 0)"); | |
| 91 | |
| 92 debug("") | |
| 93 debug("Test buffer with interleaved (3+2) float vectors") | |
| 94 | |
| 95 var program2 = createProgram(context, | |
| 96 "attribute vec3 aOne;" + | |
| 97 "attribute vec2 aTwo;" + | |
| 98 "void main() { gl_Position = vec4(aOne, 1.0) + vec4
(aTwo, 0.0, 1.0); }", | |
| 99 "void main() { gl_FragColor = vec4(1.0, 0.0, 0.0, 1
.0); }", | |
| 100 [ "aOne", "aTwo" ]); | |
| 101 if (!program2) { | |
| 102 testFailed("failed to create test program"); | |
| 103 } | |
| 104 | |
| 105 context.useProgram(program2); | |
| 106 | |
| 107 var vbo = context.createBuffer(); | |
| 108 context.bindBuffer(context.ARRAY_BUFFER, vbo); | |
| 109 // enough for 9 vertices, so 3 triangles | |
| 110 context.bufferData(context.ARRAY_BUFFER, new Float32Array(9*5), context.STATIC_D
RAW); | |
| 111 | |
| 112 // bind first 3 elements, with a stride of 5 float elements | |
| 113 context.vertexAttribPointer(0, 3, context.FLOAT, false, 5*4, 0); | |
| 114 // bind 2 elements, starting after the first 3; same stride of 5 float elements | |
| 115 context.vertexAttribPointer(1, 2, context.FLOAT, false, 5*4, 3*4); | |
| 116 | |
| 117 context.enableVertexAttribArray(0); | |
| 118 context.enableVertexAttribArray(1); | |
| 119 | |
| 120 var ebo = context.createBuffer(); | |
| 121 context.bindBuffer(context.ELEMENT_ARRAY_BUFFER, ebo); | |
| 122 context.bufferData(context.ELEMENT_ARRAY_BUFFER, new Uint16Array( | |
| 123 [ 0, 1, 2, | |
| 124 1, 2, 0, | |
| 125 2, 0, 1, | |
| 126 200, 200, 200, | |
| 127 0x7fff, 0x7fff, 0x7fff, | |
| 128 0xffff, 0xffff, 0xffff ]), | |
| 129 context.STATIC_DRAW); | |
| 130 | |
| 131 shouldGenerateGLError(context, context.NO_ERROR, "context.drawElements(context.T
RIANGLES, 9, context.UNSIGNED_SHORT, 0)"); | |
| 132 | |
| 133 // invalid type arguments | |
| 134 shouldGenerateGLError(context, context.INVALID_ENUM, "context.drawElements(conte
xt.TRIANGLES, 9, context.FLOAT, 0)"); | |
| 135 shouldGenerateGLError(context, context.INVALID_ENUM, "context.drawElements(conte
xt.TRIANGLES, 9, context.SHORT, 0)"); | |
| 136 shouldGenerateGLError(context, context.INVALID_ENUM, "context.drawElements(conte
xt.TRIANGLES, 9, context.UNSIGNED_INT, 0)"); | |
| 137 | |
| 138 // invalid operation with indices that would be valid with correct bindings | |
| 139 shouldGenerateGLError(context, context.INVALID_OPERATION, "context.drawElements(
context.TRIANGLES, 9, context.UNSIGNED_SHORT, 1000)"); | |
| 140 shouldGenerateGLError(context, context.INVALID_OPERATION, "context.drawElements(
context.TRIANGLES, 12, context.UNSIGNED_SHORT, 0)"); | |
| 141 shouldGenerateGLError(context, context.INVALID_OPERATION, "context.drawElements(
context.TRIANGLES, 15, context.UNSIGNED_SHORT, 0)"); | |
| 142 shouldGenerateGLError(context, context.INVALID_OPERATION, "context.drawElements(
context.TRIANGLES, 18, context.UNSIGNED_SHORT, 0)"); | |
| 143 shouldGenerateGLError(context, context.INVALID_OPERATION, "context.drawElements(
context.TRIANGLES, 3, context.UNSIGNED_SHORT, 2*15)"); | |
| 144 | |
| 145 shouldGenerateGLError(context, context.INVALID_VALUE, "context.drawElements(cont
ext.TRIANGLES, 0xffffffff, context.UNSIGNED_SHORT, 0)"); | |
| 146 shouldGenerateGLError(context, context.INVALID_OPERATION, "context.drawElements(
context.TRIANGLES, 0x7fffffff, context.UNSIGNED_SHORT, 0)"); | |
| 147 | |
| 148 shouldGenerateGLError(context, context.NO_ERROR, "context.drawElements(context.T
RIANGLES, 0, context.UNSIGNED_SHORT, 0)"); | |
| 149 | |
| 150 // invalid operation with offset that's not a multiple of the type size | |
| 151 shouldGenerateGLError(context, context.NO_ERROR, "context.drawElements(context.T
RIANGLES, 6, context.UNSIGNED_SHORT, 0)"); | |
| 152 shouldGenerateGLError(context, context.INVALID_OPERATION, "context.drawElements(
context.TRIANGLES, 6, context.UNSIGNED_SHORT, 1)"); | |
| 153 shouldGenerateGLError(context, context.NO_ERROR, "context.drawElements(context.T
RIANGLES, 6, context.UNSIGNED_SHORT, 2)"); | |
| 154 | |
| 155 // invalid operation if no buffer is bound to ELEMENT_ARRAY_BUFFER | |
| 156 context.bindBuffer(context.ELEMENT_ARRAY_BUFFER, null); | |
| 157 shouldGenerateGLError(context, context.INVALID_OPERATION, "context.drawElements(
context.TRIANGLES, 6, context.UNSIGNED_SHORT, 0)"); | |
| 158 context.bindBuffer(context.ELEMENT_ARRAY_BUFFER, ebo); | |
| 159 | |
| 160 debug("") | |
| 161 debug("Test buffer setting attrib 0 to a buffer too small and disable it."); | |
| 162 var smallVBO = context.createBuffer(); | |
| 163 shouldBeNonNull('smallVBO'); | |
| 164 context.bindBuffer(context.ARRAY_BUFFER, smallVBO); | |
| 165 context.bufferData(context.ARRAY_BUFFER, 1, context.STATIC_DRAW); | |
| 166 context.vertexAttribPointer(0, 3, context.FLOAT, false, 0, 0x10); | |
| 167 context.disableVertexAttribArray(0); | |
| 168 shouldGenerateGLError(context, context.NO_ERROR, "context.drawElements(context.T
RIANGLES, 6, context.UNSIGNED_SHORT, 2)"); | |
| 169 context.bindBuffer(context.ELEMENT_ARRAY_BUFFER, null); | |
| 170 shouldGenerateGLError(context, context.INVALID_OPERATION, "context.drawElements(
context.TRIANGLES, 6, context.UNSIGNED_SHORT, 2)"); | |
| 171 debug("") | |
| 172 successfullyParsed = true; | |
| 173 </script> | |
| 174 | |
| 175 <script src="../resources/js-test-post.js"></script> | |
| 176 </body> | |
| 177 </html> | |
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