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/*
* Copyright (C) 2009 Apple Inc. All rights reserved.
* Copyright (C) 2009 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. ``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
* 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 "WebGLUniformLocation.h"
namespace WebCore {
Ref<WebGLUniformLocation> WebGLUniformLocation::create(WebGLProgram* program, GCGLint location, GCGLenum type)
{
return adoptRef(*new WebGLUniformLocation(program, location, type));
}
WebGLUniformLocation::WebGLUniformLocation(WebGLProgram* program, GCGLint location, GCGLenum type)
: m_program(program)
, m_location(location)
, m_type(type)
{
ASSERT(m_program);
m_linkCount = m_program->getLinkCount();
}
WebGLProgram* WebGLUniformLocation::program() const
{
// If the program has been linked again, then this UniformLocation is no
// longer valid.
if (m_program->getLinkCount() != m_linkCount)
return 0;
return m_program.get();
}
GCGLint WebGLUniformLocation::location() const
{
// If the program has been linked again, then this UniformLocation is no
// longer valid.
ASSERT(m_program->getLinkCount() == m_linkCount);
return m_location;
}
GCGLenum WebGLUniformLocation::type() const
{
// If the program has been linked again, then this UniformLocation is no
// longer valid.
ASSERT(m_program->getLinkCount() == m_linkCount);
return m_type;
}
}
#endif // ENABLE(WEBGL)
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