OgreVertexIndexData.h
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1 /*
2 -----------------------------------------------------------------------------
3 This source file is part of OGRE
4  (Object-oriented Graphics Rendering Engine)
5 For the latest info, see http://www.ogre3d.org/
6 
7 Copyright (c) 2000-2013 Torus Knot Software Ltd
8 
9 Permission is hereby granted, free of charge, to any person obtaining a copy
10 of this software and associated documentation files (the "Software"), to deal
11 in the Software without restriction, including without limitation the rights
12 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
13 copies of the Software, and to permit persons to whom the Software is
14 furnished to do so, subject to the following conditions:
15 
16 The above copyright notice and this permission notice shall be included in
17 all copies or substantial portions of the Software.
18 
19 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
20 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
21 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
22 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
23 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
24 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
25 THE SOFTWARE.
26 -----------------------------------------------------------------------------
27 */
28 #ifndef __VertexIndexData_H__
29 #define __VertexIndexData_H__
30 
31 #include "OgrePrerequisites.h"
34 #include "OgreHeaderPrefix.h"
35 
36 namespace Ogre {
46 
47 
50  {
51  private:
53  VertexData(const VertexData& rhs); /* do nothing, should not use */
55  VertexData& operator=(const VertexData& rhs); /* do not use */
56 
58  public:
75  ~VertexData();
76 
88  size_t vertexStart;
90  size_t vertexCount;
91 
92 
95  {
96  unsigned short targetBufferIndex;
98  };
101  HardwareAnimationDataList hwAnimationDataList;
104 
110  VertexData* clone(bool copyData = true, HardwareBufferManagerBase* mgr = 0) const;
111 
131  void prepareForShadowVolume(void);
132 
147 
148 
167  void reorganiseBuffers(VertexDeclaration* newDeclaration, const BufferUsageList& bufferUsage,
168  HardwareBufferManagerBase* mgr = 0);
169 
187  void reorganiseBuffers(VertexDeclaration* newDeclaration, HardwareBufferManagerBase* mgr = 0);
188 
198  void closeGapsInBindings(void);
199 
208  void removeUnusedBuffers(void);
209 
217  void convertPackedColour(VertexElementType srcType, VertexElementType destType);
218 
219 
235  ushort allocateHardwareAnimationElements(ushort count, bool animateNormals);
236 
237 
238 
239  };
240 
243  {
244  protected:
246  IndexData(const IndexData& rhs); /* do nothing, should not use */
248  IndexData& operator=(const IndexData& rhs); /* do not use */
249  public:
250  IndexData();
251  ~IndexData();
254 
256  size_t indexStart;
257 
259  size_t indexCount;
260 
266  IndexData* clone(bool copyData = true, HardwareBufferManagerBase* mgr = 0) const;
267 
276  void optimiseVertexCacheTriList(void);
277 
278  };
279 
286  {
287  public:
288  enum CacheType {
289  FIFO, LRU
290  };
291 
292  VertexCacheProfiler(unsigned int cachesize = 16, CacheType cachetype = FIFO )
293  : size ( cachesize ), tail (0), buffersize (0), hit (0), miss (0)
294  {
295  cache = OGRE_ALLOC_T(uint32, size, MEMCATEGORY_GEOMETRY);
296  }
297 
299  {
301  }
302 
303  void profile(const HardwareIndexBufferSharedPtr& indexBuffer);
304  void reset() { hit = 0; miss = 0; tail = 0; buffersize = 0; }
305  void flush() { tail = 0; buffersize = 0; }
306 
307  unsigned int getHits() { return hit; }
308  unsigned int getMisses() { return miss; }
309  unsigned int getSize() { return size; }
310  private:
311  unsigned int size;
313 
314  unsigned int tail, buffersize;
315  unsigned int hit, miss;
316 
317  bool inCache(unsigned int index);
318  };
321 }
322 
323 #include "OgreHeaderSuffix.h"
324 
325 #endif
326 
HardwareIndexBufferSharedPtr indexBuffer
Pointer to the HardwareIndexBuffer to use, must be specified if useIndexes = true.
size_t vertexCount
The number of vertices used in this operation.
#define _OgreExport
Definition: OgrePlatform.h:257
VertexElementType
Vertex element type, used to identify the base types of the vertex contents.
Shared pointer implementation used to share index buffers.
HardwareAnimationDataList hwAnimationDataList
VertexElements used for hardware morph / pose animation.
std::vector< T, A > type
Summary class collecting together vertex source information.
float Real
Software floating point type.
Summary class collecting together index data source information.
#define OGRE_ALLOC_T(T, count, category)
Allocate a block of memory for a primitive type, and indicate the category of usage.
vector< HardwareBuffer::Usage >::type BufferUsageList
Define a list of usage flags.
vector< HardwareAnimationData >::type HardwareAnimationDataList
VertexCacheProfiler(unsigned int cachesize=16, CacheType cachetype=FIFO)
Struct used to hold hardware morph / pose vertex data information.
VertexDeclaration * vertexDeclaration
Declaration of the vertex to be used in this operation.
Geometry held in main memory.
This class declares the format of a set of vertex inputs, which can be issued to the rendering API th...
Shared pointer implementation used to share vertex buffers.
size_t hwAnimDataItemsUsed
Number of hardware animation data items used.
Base definition of a hardware buffer manager.
VertexBufferBinding * vertexBufferBinding
The vertex buffer bindings to be used.
#define OGRE_FREE(ptr, category)
Free the memory allocated with OGRE_MALLOC or OGRE_ALLOC_T. Category is required to be restated to en...
Vertex cache profiler.
Records the state of all the vertex buffer bindings required to provide a vertex declaration with the...
unsigned int uint32
Definition: OgrePlatform.h:359
HardwareVertexBufferSharedPtr hardwareShadowVolWBuffer
Additional shadow volume vertex buffer storage.
unsigned short ushort
bool mDeleteDclBinding
Whether this class should delete the declaration and binding.
size_t indexStart
Index in the buffer to start from for this operation.
size_t indexCount
The number of indexes to use from the buffer.
Superclass for all objects that wish to use custom memory allocators when their new / delete operator...
HardwareBufferManagerBase * mMgr
size_t vertexStart
The base vertex index to start from.

Copyright © 2012 Torus Knot Software Ltd
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Last modified Mon Jan 2 2017 11:59:31