src/core/SkTemplatesPriv.h - Issue 155513012: [WIP] Add Context to SkDrawLooper.

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Issue 155513012: [WIP] Add Context to SkDrawLooper. (Closed) Base URL: https://skia.googlesource.com/skia.git@master

Patch Set: Move size constant to cpp files; add SK_PLACEMENT_SAFE_NEW directives Created 6 years, 10 months ago

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1	1

2 /*	2 /*

3 * Copyright 2006 The Android Open Source Project	3 * Copyright 2006 The Android Open Source Project

4 *	4 *

5 * Use of this source code is governed by a BSD-style license that can be	5 * Use of this source code is governed by a BSD-style license that can be

6 * found in the LICENSE file.	6 * found in the LICENSE file.

7 */	7 */

8	8

9	9

10 #ifndef SkTemplatesPriv_DEFINED	10 #ifndef SkTemplatesPriv_DEFINED

11 #define SkTemplatesPriv_DEFINED	11 #define SkTemplatesPriv_DEFINED

12	12

13 #include "SkTemplates.h"	13 #include "SkTemplates.h"

14	14

15 ////////////////////////////////////////////////////////////////////////////////	15 ////////////////////////////////////////////////////////////////////////////////

16	16

17 #ifdef SK_BUILD_FOR_WIN32	17 #ifdef SK_BUILD_FOR_WIN32

18 #define SK_PLACEMENT_NEW(result, classname, storage, storageSize) \	18 #define SK_PLACEMENT_NEW(result, classname, storage, storageSize) \

19 result = SkNEW(classname)	19 result = SkNEW(classname)

20	20

21 #define SK_PLACEMENT_NEW_ARGS(result, classname, storage, storageSize, args) \	21 #define SK_PLACEMENT_NEW_ARGS(result, classname, storage, storageSize, args) \

22 result = SkNEW_ARGS(classname, args)	22 result = SkNEW_ARGS(classname, args)

	23

	24 #define SK_PLACEMENT_SAFE_NEW(result, classname, storage, storageSize) \

	25 result = SkNEW(classname)

	26

	27 #define SK_PLACEMENT_SAFE_NEW_ARGS(result, classname, storage, storageSize, args) \

	28 result = SkNEW_ARGS(classname, args)

23 #else	29 #else

24 #include <new>	30 #include <new>

25 #define SK_PLACEMENT_NEW(result, classname, storage, storagesize) \	31 #define SK_PLACEMENT_NEW(result, classname, storage, storagesize) \

26 do { \	32 do { \

27 if (storagesize) \	33 if (storagesize) \

28 { \	34 { \

29 SkASSERT(storageSize >= sizeof(classname)); \	35 SkASSERT(storageSize >= sizeof(classname)); \

30 result = new(storage) classname; \	36 result = new(storage) classname; \

31 } \	37 } \

32 else \	38 else \

33 result = SkNEW(classname); \	39 result = SkNEW(classname); \

34 } while (0)	40 } while (0)

35	41

36 #define SK_PLACEMENT_NEW_ARGS(result, classname, storage, storagesize, args) \	42 #define SK_PLACEMENT_NEW_ARGS(result, classname, storage, storagesize, args) \

37 do { \	43 do { \

38 if (storagesize) \	44 if (storagesize) \

39 { \	45 { \

40 SkASSERT(storageSize >= sizeof(classname)); \	46 SkASSERT(storageSize >= sizeof(classname)); \

41 result = new(storage) classname args; \	47 result = new(storage) classname args; \

42 } \	48 } \

43 else \	49 else \

44 result = SkNEW_ARGS(classname, args); \	50 result = SkNEW_ARGS(classname, args); \

45 } while (0)	51 } while (0)

	52

	53 #define SK_PLACEMENT_SAFE_NEW(result, classname, storage, storagesize) \

	54 do { \

	55 if (storagesize >= sizeof(classname)) \

	56 result = new(storage) classname; \

	57 else \

	58 result = SkNEW(classname); \

	59 } while (0)

	60

	61 #define SK_PLACEMENT_SAFE_NEW_ARGS(result, classname, storage, storagesize, args) \

	62 do { \

	63 if (storagesize >= sizeof(classname)) \

	64 result = new(storage) classname args; \

	65 else \

	66 result = SkNEW_ARGS(classname, args); \

	67 } while (0)

46 #endif	68 #endif

47	69

48 ////////////////////////////////////////////////////////////////////////////////	70 ////////////////////////////////////////////////////////////////////////////////

49	71

50 template <class T> class SkAutoTPlacementDelete {	72 template <class T> class SkAutoTPlacementDelete {

51 public:	73 public:

52 SkAutoTPlacementDelete(T* obj, void* storage) : fObj(obj), fStorage(storage)	74 SkAutoTPlacementDelete(T* obj, void* storage) : fObj(obj), fStorage(storage)

53 {	75 {

54 }	76 }

55 ~SkAutoTPlacementDelete()	77 ~SkAutoTPlacementDelete()

(...skipping 11 matching lines...) Expand all Loading...
67 T* obj = fObj;	89 T* obj = fObj;

68 fObj = NULL;	90 fObj = NULL;

69 return obj;	91 return obj;

70 }	92 }

71 private:	93 private:

72 T* fObj;	94 T* fObj;

73 void* fStorage;	95 void* fStorage;

74 };	96 };

75	97

76 #endif	98 #endif

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