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) 2000-2014 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 
29 #ifndef __GL3PlusTextureManager_H__
30 #define __GL3PlusTextureManager_H__
31 
32 #include "OgreGL3PlusPrerequisites.h"
33 #include "OgreTextureManager.h"
34 #include "OgreGL3PlusTexture.h"
35 
36 #include <vector>
37 
38 namespace Ogre {
39     typedef std::vector<GL3PlusTexturePtr> GL3PlusTexturePtrList;
40     typedef std::vector<TexturePtr> TexturePtrList;
41 
42     class _OgreGL3PlusExport GL3PlusSampler : public Sampler
43     {
44     public:
45         GL3PlusSampler(GL3PlusRenderSystem* rs);
46         ~GL3PlusSampler();
47         void bind(uint32 unit);
48         static GLint getCombinedMinMipFilter(FilterOptions min, FilterOptions mip);
49         static GLint getTextureAddressingMode(TextureAddressingMode tam);
50     private:
51         uint32 mSamplerId;
52     };
53 
54     /** GL3Plus-specific implementation of a TextureManager */
55     class _OgreGL3PlusExport GL3PlusTextureManager : public TextureManager
56     {
57     public:
58         GL3PlusTextureManager(GL3PlusRenderSystem* renderSystem);
59         virtual ~GL3PlusTextureManager();
60 
61         /// @copydoc TextureManager::getNativeFormat
62         PixelFormat getNativeFormat(TextureType ttype, PixelFormat format, int usage);
63 
64         // void bindImages();
65 
66         /* TexturePtr createManual(const String & name, const String& group, */
67         /*                         TextureType texType, uint width, uint height, uint depth, int numMipmaps, */
68         /*                         PixelFormat format, int usage, ManualResourceLoader* loader, bool hwGamma,  */
69         /*                         uint fsaa, const String& fsaaHint); */
70 
71     protected:
72         /// @copydoc ResourceManager::createImpl
73         Resource* createImpl(const String& name, ResourceHandle handle,
74                              const String& group, bool isManual, ManualResourceLoader* loader,
75                              const NameValuePairList* createParams);
76 
77         GL3PlusRenderSystem* mRenderSystem;
78 
79         SamplerPtr _createSamplerImpl();
80 
81     private:
82         /// Register a texture as an image texture used in image load/store.
83         // void registerImage(TexturePtr texture);
84 
85         /// Collection of textures associated with image load/store variables.
86         // TexturePtrList mImages;
87     };
88 }
89 
90 #endif
91