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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 COMPUTER, 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 COMPUTER, 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.
*/
#ifndef SKY_ENGINE_WTF_FLOAT32ARRAY_H_
#define SKY_ENGINE_WTF_FLOAT32ARRAY_H_
#include "sky/engine/wtf/MathExtras.h"
#include "sky/engine/wtf/TypedArrayBase.h"
namespace WTF {
class Float32Array final : public TypedArrayBase<float> {
public:
static inline PassRefPtr<Float32Array> create(unsigned length);
static inline PassRefPtr<Float32Array> create(const float* array, unsigned length);
static inline PassRefPtr<Float32Array> create(PassRefPtr<ArrayBuffer>, unsigned byteOffset, unsigned length);
// Should only be used when it is known the entire array will be filled. Do
// not return these results directly to JavaScript without filling first.
static inline PassRefPtr<Float32Array> createUninitialized(unsigned length);
using TypedArrayBase<float>::set;
void set(unsigned index, double value)
{
if (index >= TypedArrayBase<float>::m_length)
return;
TypedArrayBase<float>::data()[index] = static_cast<float>(value);
}
inline PassRefPtr<Float32Array> subarray(int start) const;
inline PassRefPtr<Float32Array> subarray(int start, int end) const;
virtual ViewType type() const override
{
return TypeFloat32;
}
private:
inline Float32Array(PassRefPtr<ArrayBuffer>,
unsigned byteOffset,
unsigned length);
// Make constructor visible to superclass.
friend class TypedArrayBase<float>;
};
PassRefPtr<Float32Array> Float32Array::create(unsigned length)
{
return TypedArrayBase<float>::create<Float32Array>(length);
}
PassRefPtr<Float32Array> Float32Array::create(const float* array, unsigned length)
{
return TypedArrayBase<float>::create<Float32Array>(array, length);
}
PassRefPtr<Float32Array> Float32Array::create(PassRefPtr<ArrayBuffer> buffer, unsigned byteOffset, unsigned length)
{
return TypedArrayBase<float>::create<Float32Array>(buffer, byteOffset, length);
}
PassRefPtr<Float32Array> Float32Array::createUninitialized(unsigned length)
{
return TypedArrayBase<float>::createUninitialized<Float32Array>(length);
}
Float32Array::Float32Array(PassRefPtr<ArrayBuffer> buffer, unsigned byteOffset, unsigned length)
: TypedArrayBase<float>(buffer, byteOffset, length)
{
}
PassRefPtr<Float32Array> Float32Array::subarray(int start) const
{
return subarray(start, length());
}
PassRefPtr<Float32Array> Float32Array::subarray(int start, int end) const
{
return subarrayImpl<Float32Array>(start, end);
}
} // namespace WTF
using WTF::Float32Array;
#endif // SKY_ENGINE_WTF_FLOAT32ARRAY_H_