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content/canvas/test/webgl-conformance/conformance/rendering/draw-arrays-out-of-bounds.html@deefc01c0e14

content/canvas/test/webgl-conformance/conformance/rendering/draw-arrays-out-of-bounds.html

Thu, 15 Jan 2015 21:03:48 +0100

author
Michael Schloh von Bennewitz <michael@schloh.com>
date
Thu, 15 Jan 2015 21:03:48 +0100
branch
TOR_BUG_9701
changeset 11
deefc01c0e14
permissions
-rw-r--r--

Integrate friendly tips from Tor colleagues to make (or not) 4.5 alpha 3;
This includes removal of overloaded (but unused) methods, and addition of
a overlooked call to DataStruct::SetData(nsISupports, uint32_t, bool.)

     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 drawArrays 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.bindBuffer(context.ARRAY_BUFFER, vertexObject);

    46 context.enableVertexAttribArray(0);

    47 

    48 debug("Test empty buffer")

    49 context.bufferData(context.ARRAY_BUFFER, new Float32Array([  ]), context.STATIC_DRAW);

    50 context.vertexAttribPointer(0, 3, context.FLOAT, false, 0, 0);

    51 shouldGenerateGLError(context, context.INVALID_OPERATION, "context.drawArrays(context.TRIANGLES, 0, 1)");

    52 shouldGenerateGLError(context, context.INVALID_OPERATION, "context.drawArrays(context.TRIANGLES, 0, 10000)");

    53 shouldGenerateGLError(context, context.INVALID_OPERATION, "context.drawArrays(context.TRIANGLES, 0, 10000000000000)");

    54 shouldGenerateGLError(context, context.INVALID_VALUE, "context.drawArrays(context.TRIANGLES, 0, -1)");

    55 shouldGenerateGLError(context, context.NO_ERROR, "context.drawArrays(context.TRIANGLES, 1, 0)");

    56 shouldGenerateGLError(context, context.INVALID_VALUE, "context.drawArrays(context.TRIANGLES, -1, 0)");

    57 shouldGenerateGLError(context, context.NO_ERROR, "context.drawArrays(context.TRIANGLES, 0, 0)");

    58 shouldGenerateGLError(context, context.NO_ERROR, "context.drawArrays(context.TRIANGLES, 100, 0)");

    59 shouldGenerateGLError(context, context.INVALID_VALUE, "context.drawArrays(context.TRIANGLES, 1, -1)");

    60 shouldGenerateGLError(context, context.INVALID_VALUE, "context.drawArrays(context.TRIANGLES, -1, 1)");

    61 

    62 debug("")

    63 debug("Test buffer with 3 float vectors")

    64 context.bufferData(context.ARRAY_BUFFER, new Float32Array([ 0,0.5,0, -0.5,-0.5,0, 0.5,-0.5,0 ]), context.STATIC_DRAW);

    65 context.vertexAttribPointer(0, 3, context.FLOAT, false, 0, 0);

    66 shouldGenerateGLError(context, context.NO_ERROR, "context.drawArrays(context.TRIANGLES, 0, 3)");

    67 shouldGenerateGLError(context, context.INVALID_ENUM, "context.drawArrays(0x0009, 0, 3)"); // GL_POLYGON

    68 shouldGenerateGLError(context, context.INVALID_OPERATION, "context.drawArrays(context.TRIANGLES, 3, 2)");

    69 shouldGenerateGLError(context, context.INVALID_OPERATION, "context.drawArrays(context.TRIANGLES, 0, 10000)");

    70 shouldGenerateGLError(context, context.INVALID_OPERATION, "context.drawArrays(context.TRIANGLES, 0, 10000000000000)");

    71 shouldGenerateGLError(context, context.INVALID_VALUE, "context.drawArrays(context.TRIANGLES, 0, -1)");

    72 shouldGenerateGLError(context, context.INVALID_VALUE, "context.drawArrays(context.TRIANGLES, -1, 0)");

    73 shouldGenerateGLError(context, context.NO_ERROR, "context.drawArrays(context.TRIANGLES, 0, 0)");

    74 shouldGenerateGLError(context, context.NO_ERROR, "context.drawArrays(context.TRIANGLES, 100, 0)");

    75 shouldGenerateGLError(context, context.INVALID_VALUE, "context.drawArrays(context.TRIANGLES, 1, -1)");

    76 shouldGenerateGLError(context, context.INVALID_VALUE, "context.drawArrays(context.TRIANGLES, -1, 1)");

    77 

    78 debug("")

    79 debug("Test buffer with interleaved (3+2) float vectors")

    80 

    81 var program2 = createProgram(context,

    82                              "attribute vec3 aOne;" +

    83                              "attribute vec2 aTwo;" +

    84                              "void main() { gl_Position = vec4(aOne, 1.0) + vec4(aTwo, 0.0, 1.0); }",

    85                              "void main() { gl_FragColor = vec4(1.0, 0.0, 0.0, 1.0); }",

    86                              [ "aOne", "aTwo" ]);

    87 if (!program2) {

    88     testFailed("failed to create test program");

    89 }

    90 

    91 context.useProgram(program2);

    92 

    93 var vbo = context.createBuffer();

    94 context.bindBuffer(context.ARRAY_BUFFER, vbo);

    95 // enough for 9 vertices, so 3 triangles

    96 context.bufferData(context.ARRAY_BUFFER, new Float32Array(9*5), context.STATIC_DRAW);

    97 

    98 // bind first 3 elements, with a stride of 5 float elements

    99 context.vertexAttribPointer(0, 3, context.FLOAT, false, 5*4, 0);

   100 // bind 2 elements, starting after the first 3; same stride of 5 float elements

   101 context.vertexAttribPointer(1, 2, context.FLOAT, false, 5*4, 3*4);

   102 

   103 context.enableVertexAttribArray(0);

   104 context.enableVertexAttribArray(1);

   105 

   106 shouldGenerateGLError(context, context.NO_ERROR, "context.drawArrays(context.TRIANGLES, 0, 9)");

   107 

   108 // negative values must generate INVALID_VALUE; they can never be valid

   109 shouldGenerateGLError(context, context.INVALID_VALUE, "context.drawArrays(context.TRIANGLES, 0, -500)");

   110 shouldGenerateGLError(context, context.INVALID_VALUE, "context.drawArrays(context.TRIANGLES, -200, 1)");

   111 shouldGenerateGLError(context, context.INVALID_VALUE, "context.drawArrays(context.TRIANGLES, -200, -500)");

   112 

   113 // 0xffffffff needs to convert to a 'long' IDL argument as -1, as per

   114 // WebIDL 4.1.7.  JS ToInt32(0xffffffff) == -1, which is the first step

   115 // of the conversion.  Thus INVALID_VALUE.

   116 shouldGenerateGLError(context, context.INVALID_VALUE, "context.drawArrays(context.TRIANGLES, 0, 0xffffffff)");

   117 shouldGenerateGLError(context, context.INVALID_VALUE, "context.drawArrays(context.TRIANGLES, 0xffffffff, 1)");

   118 shouldGenerateGLError(context, context.INVALID_VALUE, "context.drawArrays(context.TRIANGLES, 0xffffffff, 0xffffffff)");

   119 

   120 // values that could otherwise be valid but aren't due to bindings generate

   121 // INVALID_OPERATION

   122 shouldGenerateGLError(context, context.INVALID_OPERATION, "context.drawArrays(context.TRIANGLES, 0, 200)");

   123 shouldGenerateGLError(context, context.INVALID_OPERATION, "context.drawArrays(context.TRIANGLES, 0, 0x7fffffff)");

   124 shouldGenerateGLError(context, context.INVALID_OPERATION, "context.drawArrays(context.TRIANGLES, 0x7fffffff, 1)");

   125 shouldGenerateGLError(context, context.INVALID_OPERATION, "context.drawArrays(context.TRIANGLES, 0x7fffffff, 0x7fffffff)");

   126 

   127 debug("")

   128 successfullyParsed = true;

   129 </script>

   130 

   131 <script>finishTest();</script>

   132 </body>

   133 </html>

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