1/*
2 * Copyright (C) 2013 Google 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 *
8 * 1.  Redistributions of source code must retain the above copyright
9 *     notice, this list of conditions and the following disclaimer.
10 * 2.  Redistributions in binary form must reproduce the above copyright
11 *     notice, this list of conditions and the following disclaimer in the
12 *     documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
15 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
16 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
17 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
18 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
19 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
20 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
21 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
23 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#include "config.h"
27
28#include "core/html/canvas/WebGLCompressedTextureATC.h"
29
30namespace blink {
31
32WebGLCompressedTextureATC::WebGLCompressedTextureATC(WebGLRenderingContextBase* context)
33    : WebGLExtension(context)
34{
35    context->addCompressedTextureFormat(GC3D_COMPRESSED_ATC_RGB_AMD);
36    context->addCompressedTextureFormat(GC3D_COMPRESSED_ATC_RGBA_EXPLICIT_ALPHA_AMD);
37    context->addCompressedTextureFormat(GC3D_COMPRESSED_ATC_RGBA_INTERPOLATED_ALPHA_AMD);
38}
39
40WebGLCompressedTextureATC::~WebGLCompressedTextureATC()
41{
42}
43
44WebGLExtensionName WebGLCompressedTextureATC::name() const
45{
46    return WebGLCompressedTextureATCName;
47}
48
49PassRefPtrWillBeRawPtr<WebGLCompressedTextureATC> WebGLCompressedTextureATC::create(WebGLRenderingContextBase* context)
50{
51    return adoptRefWillBeNoop(new WebGLCompressedTextureATC(context));
52}
53
54bool WebGLCompressedTextureATC::supported(WebGLRenderingContextBase* context)
55{
56    return context->extensionsUtil()->supportsExtension("GL_AMD_compressed_ATC_texture");
57}
58
59const char* WebGLCompressedTextureATC::extensionName()
60{
61    return "WEBGL_compressed_texture_atc";
62}
63
64} // namespace blink
65