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Side by Side Diff: include/core/SkTypes.h

Issue 258703002: Revert of Add nanosecond timer. (Closed) Base URL: https://skia.googlesource.com/skia.git@master
Patch Set: Created 6 years, 8 months ago
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1 /* 1 /*
2 * Copyright 2006 The Android Open Source Project 2 * Copyright 2006 The Android Open Source Project
3 * 3 *
4 * Use of this source code is governed by a BSD-style license that can be 4 * Use of this source code is governed by a BSD-style license that can be
5 * found in the LICENSE file. 5 * found in the LICENSE file.
6 */ 6 */
7 7
8 #ifndef SkTypes_DEFINED 8 #ifndef SkTypes_DEFINED
9 #define SkTypes_DEFINED 9 #define SkTypes_DEFINED
10 10
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308 /** maximum representable milliseconds 308 /** maximum representable milliseconds
309 */ 309 */
310 #define SK_MSecMax 0x7FFFFFFF 310 #define SK_MSecMax 0x7FFFFFFF
311 /** Returns a < b for milliseconds, correctly handling wrap-around from 0xFFFFFF FF to 0 311 /** Returns a < b for milliseconds, correctly handling wrap-around from 0xFFFFFF FF to 0
312 */ 312 */
313 #define SkMSec_LT(a, b) ((int32_t)(a) - (int32_t)(b) < 0) 313 #define SkMSec_LT(a, b) ((int32_t)(a) - (int32_t)(b) < 0)
314 /** Returns a <= b for milliseconds, correctly handling wrap-around from 0xFFFFF FFF to 0 314 /** Returns a <= b for milliseconds, correctly handling wrap-around from 0xFFFFF FFF to 0
315 */ 315 */
316 #define SkMSec_LE(a, b) ((int32_t)(a) - (int32_t)(b) <= 0) 316 #define SkMSec_LE(a, b) ((int32_t)(a) - (int32_t)(b) <= 0)
317 317
318 /** 64 bit value to hold nanosecond count
319 */
320 typedef uint64_t SkNSec;
321
322 /** The generation IDs in Skia reserve 0 has an invalid marker. 318 /** The generation IDs in Skia reserve 0 has an invalid marker.
323 */ 319 */
324 #define SK_InvalidGenID 0 320 #define SK_InvalidGenID 0
325 321
326 /**************************************************************************** 322 /****************************************************************************
327 The rest of these only build with C++ 323 The rest of these only build with C++
328 */ 324 */
329 #ifdef __cplusplus 325 #ifdef __cplusplus
330 326
331 /** Faster than SkToBool for integral conditions. Returns 0 or 1 327 /** Faster than SkToBool for integral conditions. Returns 0 or 1
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659 private: 655 private:
660 void* fPtr; 656 void* fPtr;
661 size_t fSize; // can be larger than the requested size (see kReuse) 657 size_t fSize; // can be larger than the requested size (see kReuse)
662 uint32_t fStorage[(kSize + 3) >> 2]; 658 uint32_t fStorage[(kSize + 3) >> 2];
663 }; 659 };
664 // Can't guard the constructor because it's a template class. 660 // Can't guard the constructor because it's a template class.
665 661
666 #endif /* C++ */ 662 #endif /* C++ */
667 663
668 #endif 664 #endif
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