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/*
* Copyright (C) 2010 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 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 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 "third_party/blink/renderer/modules/webgl/oes_texture_float.h"
#include "third_party/blink/renderer/modules/webgl/webgl_rendering_context_base.h"
namespace blink {
OESTextureFloat::OESTextureFloat(WebGLRenderingContextBase* context)
: WebGLExtension(context) {
if (context->ExtensionsUtil()->EnsureExtensionEnabled(
"GL_OES_texture_float")) {
// Spec requires WEBGL_color_buffer_float to be implicitly turned
// on here if it's supported.
context->EnableExtensionIfSupported("WEBGL_color_buffer_float");
// https://github.com/KhronosGroup/WebGL/pull/2830
// Spec requires EXT_float_blend to be implicitly turned on here if
// it's supported.
context->EnableExtensionIfSupported("EXT_float_blend");
}
}
WebGLExtensionName OESTextureFloat::GetName() const {
return kOESTextureFloatName;
}
bool OESTextureFloat::Supported(WebGLRenderingContextBase* context) {
return context->ExtensionsUtil()->SupportsExtension("GL_OES_texture_float");
}
const char* OESTextureFloat::ExtensionName() {
return "OES_texture_float";
}
} // namespace blink
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