Index: src/trig-table.h |
diff --git a/src/trig-table.h b/src/trig-table.h |
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+++ b/src/trig-table.h |
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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_ |