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| 1 /* | 1 /* |
| 2 * Copyright (C) 2011 Apple Inc. All rights reserved. | 2 * Copyright (C) 2011 Apple Inc. All rights reserved. |
| 3 * Copyright (C) 2011 Google Inc. All rights reserved. | 3 * Copyright (C) 2011 Google Inc. All rights reserved. |
| 4 * | 4 * |
| 5 * Redistribution and use in source and binary forms, with or without | 5 * Redistribution and use in source and binary forms, with or without |
| 6 * modification, are permitted provided that the following conditions | 6 * modification, are permitted provided that the following conditions |
| 7 * are met: | 7 * are met: |
| 8 * 1. Redistributions of source code must retain the above copyright | 8 * 1. Redistributions of source code must retain the above copyright |
| 9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
| 10 * 2. Redistributions in binary form must reproduce the above copyright | 10 * 2. Redistributions in binary form must reproduce the above copyright |
| (...skipping 15 matching lines...) Expand all Loading... |
| 26 | 26 |
| 27 #ifndef Float64Array_h | 27 #ifndef Float64Array_h |
| 28 #define Float64Array_h | 28 #define Float64Array_h |
| 29 | 29 |
| 30 #include "wtf/MathExtras.h" | 30 #include "wtf/MathExtras.h" |
| 31 #include "wtf/TypedArrayBase.h" | 31 #include "wtf/TypedArrayBase.h" |
| 32 | 32 |
| 33 namespace WTF { | 33 namespace WTF { |
| 34 | 34 |
| 35 class Float64Array final : public TypedArrayBase<double> { | 35 class Float64Array final : public TypedArrayBase<double> { |
| 36 public: | 36 public: |
| 37 static inline PassRefPtr<Float64Array> create(unsigned length); | 37 static inline PassRefPtr<Float64Array> create(unsigned length); |
| 38 static inline PassRefPtr<Float64Array> create(const double* array, unsigned
length); | 38 static inline PassRefPtr<Float64Array> create(const double* array, unsigned le
ngth); |
| 39 static inline PassRefPtr<Float64Array> create(PassRefPtr<ArrayBuffer>, unsig
ned byteOffset, unsigned length); | 39 static inline PassRefPtr<Float64Array> create(PassRefPtr<ArrayBuffer>, unsigne
d byteOffset, unsigned length); |
| 40 | 40 |
| 41 // Should only be used when it is known the entire array will be filled. Do | 41 // Should only be used when it is known the entire array will be filled. Do |
| 42 // not return these results directly to JavaScript without filling first. | 42 // not return these results directly to JavaScript without filling first. |
| 43 static inline PassRefPtr<Float64Array> createUninitialized(unsigned length); | 43 static inline PassRefPtr<Float64Array> createUninitialized(unsigned length); |
| 44 | 44 |
| 45 using TypedArrayBase<double>::set; | 45 using TypedArrayBase<double>::set; |
| 46 | 46 |
| 47 void set(unsigned index, double value) | 47 void set(unsigned index, double value) { |
| 48 { | 48 if (index >= TypedArrayBase<double>::m_length) |
| 49 if (index >= TypedArrayBase<double>::m_length) | 49 return; |
| 50 return; | 50 TypedArrayBase<double>::data()[index] = static_cast<double>(value); |
| 51 TypedArrayBase<double>::data()[index] = static_cast<double>(value); | 51 } |
| 52 } | |
| 53 | 52 |
| 54 ViewType type() const override | 53 ViewType type() const override { |
| 55 { | 54 return TypeFloat64; |
| 56 return TypeFloat64; | 55 } |
| 57 } | |
| 58 | 56 |
| 59 private: | 57 private: |
| 60 inline Float64Array(PassRefPtr<ArrayBuffer>, unsigned byteOffset, unsigned l
ength); | 58 inline Float64Array(PassRefPtr<ArrayBuffer>, unsigned byteOffset, unsigned len
gth); |
| 61 // Make constructor visible to superclass. | 59 // Make constructor visible to superclass. |
| 62 friend class TypedArrayBase<double>; | 60 friend class TypedArrayBase<double>; |
| 63 }; | 61 }; |
| 64 | 62 |
| 65 PassRefPtr<Float64Array> Float64Array::create(unsigned length) | 63 PassRefPtr<Float64Array> Float64Array::create(unsigned length) { |
| 66 { | 64 return TypedArrayBase<double>::create<Float64Array>(length); |
| 67 return TypedArrayBase<double>::create<Float64Array>(length); | |
| 68 } | 65 } |
| 69 | 66 |
| 70 PassRefPtr<Float64Array> Float64Array::create(const double* array, unsigned leng
th) | 67 PassRefPtr<Float64Array> Float64Array::create(const double* array, unsigned leng
th) { |
| 71 { | 68 return TypedArrayBase<double>::create<Float64Array>(array, length); |
| 72 return TypedArrayBase<double>::create<Float64Array>(array, length); | |
| 73 } | 69 } |
| 74 | 70 |
| 75 PassRefPtr<Float64Array> Float64Array::create(PassRefPtr<ArrayBuffer> buffer, un
signed byteOffset, unsigned length) | 71 PassRefPtr<Float64Array> Float64Array::create(PassRefPtr<ArrayBuffer> buffer, un
signed byteOffset, unsigned length) { |
| 76 { | 72 return TypedArrayBase<double>::create<Float64Array>(buffer, byteOffset, length
); |
| 77 return TypedArrayBase<double>::create<Float64Array>(buffer, byteOffset, leng
th); | |
| 78 } | 73 } |
| 79 | 74 |
| 80 Float64Array::Float64Array(PassRefPtr<ArrayBuffer> buffer, unsigned byteOffset,
unsigned length) | 75 Float64Array::Float64Array(PassRefPtr<ArrayBuffer> buffer, unsigned byteOffset,
unsigned length) |
| 81 : TypedArrayBase<double>(buffer, byteOffset, length) | 76 : TypedArrayBase<double>(buffer, byteOffset, length) { |
| 82 { | |
| 83 } | 77 } |
| 84 | 78 |
| 85 } // namespace WTF | 79 } // namespace WTF |
| 86 | 80 |
| 87 using WTF::Float64Array; | 81 using WTF::Float64Array; |
| 88 | 82 |
| 89 #endif // Float64Array_h | 83 #endif // Float64Array_h |
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