| Index: src/trig-table.h
|
| diff --git a/src/trig-table.h b/src/trig-table.h
|
| new file mode 100644
|
| index 0000000000000000000000000000000000000000..7332152a9df297133fe3b150720ef4cc2941d818
|
| --- /dev/null
|
| +++ b/src/trig-table.h
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| @@ -0,0 +1,38 @@
|
| +// Copyright 2013 the V8 project authors. All rights reserved.
|
| +// Use of this source code is governed by a BSD-style license that can be
|
| +// found in the LICENSE file.
|
| +
|
| +#ifndef V8_TRIG_TABLE_H_
|
| +#define V8_TRIG_TABLE_H_
|
| +
|
| +
|
| +namespace v8 {
|
| +namespace internal {
|
| +
|
| +class TrigonometricLookupTable : public AllStatic {
|
| + public:
|
| + // Casting away const-ness to use as argument for typed array constructor.
|
| + static void* sin_table() {
|
| + return const_cast<double*>(&kSinTable[0]);
|
| + }
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| +
|
| + static void* cos_x_interval_table() {
|
| + return const_cast<double*>(&kCosXIntervalTable[0]);
|
| + }
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| +
|
| + static double samples_over_pi_half() { return kSamplesOverPiHalf; }
|
| + static int samples() { return kSamples; }
|
| + static int table_num_bytes() { return kTableSize * sizeof(*kSinTable); }
|
| + static int table_size() { return kTableSize; }
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| +
|
| + private:
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| + static const double kSinTable[];
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| + static const double kCosXIntervalTable[];
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| + static const int kSamples;
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| + static const int kTableSize;
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| + static const double kSamplesOverPiHalf;
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| +};
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| +
|
| +} } // namespace v8::internal
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| +
|
| +#endif // V8_TRIG_TABLE_H_
|
|
|