forestCellBatch.h

Classes:

class
Detailed Description

 1
 2//-----------------------------------------------------------------------------
 3// Copyright (c) 2012 GarageGames, LLC
 4//
 5// Permission is hereby granted, free of charge, to any person obtaining a copy
 6// of this software and associated documentation files (the "Software"), to
 7// deal in the Software without restriction, including without limitation the
 8// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
 9// sell copies of the Software, and to permit persons to whom the Software is
10// furnished to do so, subject to the following conditions:
11//
12// The above copyright notice and this permission notice shall be included in
13// all copies or substantial portions of the Software.
14//
15// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
18// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
21// IN THE SOFTWARE.
22//-----------------------------------------------------------------------------
23
24#ifndef _FORESTCELLBATCH_H_
25#define _FORESTCELLBATCH_H_
26
27#include "scene/sceneRenderState.h"
28
29class ForestItem;
30
31
32class ForestCellBatch 
33{
34protected:
35
36   /// Used to detect when the batch rendering 
37   /// objects need to be repacked.
38   bool mDirty; 
39
40   /// The items in the batch.
41   Vector<ForestItem> mItems;
42
43   /// The world space bounding box of this batch.
44   Box3F mBounds;
45
46   virtual bool _prepBatch( const ForestItem &item ) = 0;
47   virtual void _rebuildBatch() = 0;
48   virtual void _render( const SceneRenderState *state ) = 0;
49
50public:
51   
52   ForestCellBatch();
53   virtual ~ForestCellBatch();
54
55   bool add( const ForestItem &item );
56   S32 getItemCount() const { return mItems.size(); }
57
58   void render( SceneRenderState *state );
59   const Box3F& getWorldBox() const { return mBounds; }
60};
61
62
63#endif // _FORESTCELLBATCH_H_
64