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// 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]);
}
static void* cos_x_interval_table() {
return const_cast<double*>(&kCosXIntervalTable[0]);
}
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; }
private:
static const double kSinTable[];
static const double kCosXIntervalTable[];
static const int kSamples;
static const int kTableSize;
static const double kSamplesOverPiHalf;
};
} } // namespace v8::internal
#endif // V8_TRIG_TABLE_H_
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