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/*
* Copyright (C) 2019 Google Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. 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.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS 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 APPLE INC. OR ITS 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.
*/
#include "config.h"
#if ENABLE(WEBGL)
#include "WebGLCompressedTextureETC.h"
#include "ExtensionsGL.h"
#include "WebGLRenderingContextBase.h"
namespace WebCore {
WebGLCompressedTextureETC::WebGLCompressedTextureETC(WebGLRenderingContextBase& context)
: WebGLExtension(context)
{
context.graphicsContextGL()->getExtensions().ensureEnabled("GL_ANGLE_compressed_texture_etc");
context.addCompressedTextureFormat(ExtensionsGL::COMPRESSED_R11_EAC);
context.addCompressedTextureFormat(ExtensionsGL::COMPRESSED_SIGNED_R11_EAC);
context.addCompressedTextureFormat(ExtensionsGL::COMPRESSED_RG11_EAC);
context.addCompressedTextureFormat(ExtensionsGL::COMPRESSED_SIGNED_RG11_EAC);
context.addCompressedTextureFormat(ExtensionsGL::COMPRESSED_RGB8_ETC2);
context.addCompressedTextureFormat(ExtensionsGL::COMPRESSED_SRGB8_ETC2);
context.addCompressedTextureFormat(ExtensionsGL::COMPRESSED_RGB8_PUNCHTHROUGH_ALPHA1_ETC2);
context.addCompressedTextureFormat(ExtensionsGL::COMPRESSED_SRGB8_PUNCHTHROUGH_ALPHA1_ETC2);
context.addCompressedTextureFormat(ExtensionsGL::COMPRESSED_RGBA8_ETC2_EAC);
context.addCompressedTextureFormat(ExtensionsGL::COMPRESSED_SRGB8_ALPHA8_ETC2_EAC);
}
WebGLCompressedTextureETC::~WebGLCompressedTextureETC() = default;
WebGLExtension::ExtensionName WebGLCompressedTextureETC::getName() const
{
return WebGLCompressedTextureETCName;
}
bool WebGLCompressedTextureETC::supported(WebGLRenderingContextBase& context)
{
return context.graphicsContextGL()->getExtensions().supports("GL_ANGLE_compressed_texture_etc");
}
} // namespace WebCore
#endif // ENABLE(WEBGL)