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kArray2.h
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1 
10 #ifndef K_API_ARRAY_2_H
11 #define K_API_ARRAY_2_H
12 
13 #include <kApi/kApiDef.h>
14 #include <kApi/Data/kArray2.x.h>
15 
35 //typedef kObject kArray2; --forward-declared in kApiDef.x.h
36 
48 kFx(kStatus) kArray2_Construct(kArray2* array, kType itemType, kSize length0, kSize length1, kAlloc allocator);
49 
62 kFx(kStatus) kArray2_ConstructEx(kArray2* array, kType itemType, kSize length0, kSize length1, kAlloc allocator, kAlloc valueAllocator);
63 
74 kFx(kStatus) kArray2_Allocate(kArray2 array, kType itemType, kSize length0, kSize length1);
75 
89 {
90  return kArray2_Allocate(array, kArray2_ItemType(array), length0, length1);
91 }
92 
106 kFx(kStatus) kArray2_Attach(kArray2 array, void* items, kType itemType, kSize length0, kSize length1);
107 
124 #define kArray2_AttachT(kArray2_array, TPtr_items, kType_itemType, kSize_length0, kSize_length1) \
125  xkArray2_AttachT(kArray2_array, TPtr_items, kType_itemType, kSize_length0, kSize_length1, sizeof(*(TPtr_items)))
126 
139 {
140  return xkArray2_Assign(array, source, kNULL);
141 }
142 
155 #if defined (K_CPP)
157 {
158  return xkArray2_Assign(array, source, context);
159 }
160 #endif
161 
169 kFx(kStatus) kArray2_Zero(kArray2 array);
170 
181 kFx(kStatus) kArray2_SetItem(kArray2 array, kSize index0, kSize index1, const void* item);
182 
196 #define kArray2_SetItemT(kArray2_array, kSize_index0, kSize_index1, TPtr_item) \
197  xkArray2_SetItemT(kArray2_array, kSize_index0, kSize_index1, TPtr_item, sizeof(*(TPtr_item)))
198 
209 kFx(kStatus) kArray2_Item(kArray2 array, kSize index0, kSize index1, void* item);
210 
224 #define kArray2_ItemT(kArray2_array, kSize_index0, kSize_index1, TPtr_item) \
225  xkArray2_ItemT(kArray2_array, kSize_index0, kSize_index1, TPtr_item, sizeof(*(TPtr_item)))
226 
241 #define kArray2_SetAsT(kArray2_array, kSize_index0, kSize_index1, T_value, T) \
242  (kPointer_WriteAs(xkArray2_AsT(kArray2_array, kSize_index0, kSize_index1, sizeof(T)), T_value, T), (void)0)
243 
258 #define kArray2_AsT(kArray2_array, kSize_index0, kSize_index1, T) \
259  kPointer_ReadAs(xkArray2_AsT(kArray2_array, kSize_index0, kSize_index1, sizeof(T)), T)
260 
269 {
270  kObj(kArray2, array);
271 
272  return obj->items;
273 }
274 
286 #define kArray2_DataT(kArray2_array, T) \
287  kCast(T*, xkArray2_DataT(kArray2_array, sizeof(T)))
288 
300 kInlineFx(void*) kArray2_DataAt(kArray2 array, kSSize index0, kSSize index1)
301 {
302  kObj(kArray2, array);
303  kSSize index = index0*(kSSize)obj->length[1] + index1;
304 
305  return kPointer_ItemOffset(obj->items, index, obj->itemSize);
306 }
307 
323 #define kArray2_DataAtT(kArray2_array, kSSize_index0, kSSize_index1, T) \
324  kCast(T*, xkArray2_DataAtT(kArray2_array, kSSize_index0, kSSize_index1, sizeof(T)))
325 
334 {
335  kObj(kArray2, array);
336 
337  return kArray2_Count(array) * obj->itemSize;
338 }
339 
352 kInlineFx(void*) kArray2_At(kArray2 array, kSize index0, kSize index1)
353 {
354 # if !defined(K_FSS_912_DISABLE_BOUNDS_CHECK)
355  {
356  kAssert(index0 < kArray2_Length(array, 0));
357  kAssert(index1 < kArray2_Length(array, 1));
358  }
359 # endif
360 
361  return kArray2_DataAt(array, (kSSize)index0, (kSSize)index1);
362 }
363 
378 #define kArray2_AtT(kArray2_array, kSize_index0, kSize_index1, T) \
379  kCast(T*, xkArray2_AtT(kArray2_array, kSize_index0, kSize_index1, sizeof(T)))
380 
389 {
390  kObj(kArray2, array);
391 
392  return obj->itemType;
393 }
394 
403 {
404  kObj(kArray2, array);
405 
406  return obj->itemSize;
407 }
408 
418 {
419  kObj(kArray2, array);
420 
421  kAssert(dimension < 2);
422 
423  return obj->length[dimension];
424 }
425 
434 {
435  kObj(kArray2, array);
436 
437  return obj->length[0] * obj->length[1];
438 }
439 
448 {
449  kObj(kArray2, array);
450 
451  return kType_IsValue(obj->itemType) ? obj->valueAlloc : kObject_Alloc(array);
452 }
453 
454 #endif
kBool kType_IsValue(kType type)
Determines whether a type represents a value (primitive, struct, enum).
Definition: kType.h:103
kStatus kArray2_Allocate(kArray2 array, kType itemType, kSize length0, kSize length1)
Reallocates the internal array item buffer.
kSize kArray2_DataSize(kArray2 array)
Reports the size, in bytes, of the array item buffer.
Definition: kArray2.h:333
kStatus kArray2_Resize(kArray2 array, kSize length0, kSize length1)
Resizes the internal array item buffer.
Definition: kArray2.h:88
void * kArray2_DataAt(kArray2 array, kSSize index0, kSSize index1)
Calculates an address relative to the start of the buffer.
Definition: kArray2.h:300
kAlloc kObject_Alloc(kObject object)
Gets the memory allocator associated with this object.
Definition: kObject.h:329
kStatus kArray2_Construct(kArray2 *array, kType itemType, kSize length0, kSize length1, kAlloc allocator)
Constructs a kArray2 object.
kSize kArray2_Count(kArray2 array)
Returns the array item count, in elements.
Definition: kArray2.h:433
Represents an unsigned integer that can store a pointer address.
Abstract base class for memory allocator types.
void * kPointer_ItemOffset(const void *pointer, kSSize itemIndex, kSize itemSize)
Gets a pointer to the Nth element of an array.
Definition: kApiDef.h:294
Represents a 2D array.
#define kInlineFx(TYPE)
Inline method declaration helper.
Definition: kApiDef.h:26
void * kArray2_At(kArray2 array, kSize index0, kSize index1)
Returns a pointer to the specified item in the array.
Definition: kArray2.h:352
Represents a signed integer that can store a pointer address.
kStatus kArray2_SetItem(kArray2 array, kSize index0, kSize index1, const void *item)
Sets the value of an item.
kSize kArray2_Length(kArray2 array, kSize dimension)
Returns the length of the specified array dimension, in elements.
Definition: kArray2.h:417
#define kObj(TypeName_T, T_object)
Declares a local "obj" (this-pointer) variable and initializes it from a type-checked object handle...
Definition: kApiDef.h:3103
kStatus kArray2_Zero(kArray2 array)
Sets all array element bits to zero.
kSize kArray2_ItemSize(kArray2 array)
Returns the array item size.
Definition: kArray2.h:402
Core Zen type declarations.
Represents metadata about a type (class, interface, or value).
void * kArray2_Data(kArray2 array)
Returns a pointer to the array item buffer.
Definition: kArray2.h:268
kStatus kArray2_Assign(kArray2 array, kArray2 source)
Performs a shallow copy of the source array.
Definition: kArray2.h:138
#define kAssert(EXPRESSION)
Aborts execution if EXPRESSION is kFALSE.
Definition: kApiDef.h:751
kAlloc kArray2_DataAlloc(kArray2 array)
Reports the allocator used for the internal data array.
Definition: kArray2.h:447
Root of all Zen classes.
Represents an error code.
kStatus kArray2_Item(kArray2 array, kSize index0, kSize index1, void *item)
Gets the value of an item.
#define kNULL
Null pointer.
Definition: kApiDef.h:269
kStatus kArray2_ConstructEx(kArray2 *array, kType itemType, kSize length0, kSize length1, kAlloc allocator, kAlloc valueAllocator)
Constructs a kArray2 object using a separate allocator for data array memory.
kStatus kArray2_Attach(kArray2 array, void *items, kType itemType, kSize length0, kSize length1)
Attaches the array to an external item buffer.
kType kArray2_ItemType(kArray2 array)
Returns the array item type.
Definition: kArray2.h:388