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

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

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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 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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