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93 lines
3.0 KiB
C++
93 lines
3.0 KiB
C++
// ==============================================================
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// This file is part of MegaGlest (www.glest.org)
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//
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// TextureManager.h -- Copyright (c) 2006 David Henry
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// changed for use with MegaGlest: Copyright (C) 2011- by Mark Vejvoda
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//
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// This code is licensed under the MIT license:
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// http://www.opensource.org/licenses/mit-license.php
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//
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// Open Source Initiative OSI - The MIT License (MIT):Licensing
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//
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// The MIT License (MIT)
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// Copyright (c) <year> <copyright holders>
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//
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// Permission is hereby granted, free of charge, to any person obtaining a
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// copy of this software and associated documentation files (the "Software"),
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// to deal in the Software without restriction, including without limitation
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// the rights to use, copy, modify, merge, publish, distribute, sublicense,
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// and/or sell copies of the Software, and to permit persons to whom the
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// Software is furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.//
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//
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// Definitions of a texture manager class.
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//
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/////////////////////////////////////////////////////////////////////////////
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#ifndef __TEXTUREMANAGER_H__
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#define __TEXTUREMANAGER_H__
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#include "DataManager.h"
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#include "md5Texture.h"
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namespace Shared { namespace Graphics { namespace md5 {
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/////////////////////////////////////////////////////////////////////////////
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//
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// class Texture2DManager -- a texture manager which can register/unregister
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// Texture2D objects. Destroy all registred textures at death.
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//
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// The texture manager is a singleton.
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//
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/////////////////////////////////////////////////////////////////////////////
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class Texture2DManager :
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public DataManager<Texture2D, Texture2DManager> {
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friend class DataManager<Texture2D, Texture2DManager>;
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public:
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// Public interface
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// Load and register a texture. If the texture has already been
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// loaded previously, return it instead of loading it.
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Texture2D *load (const string &filename)
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{
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// Look for the texture in the registry
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Texture2D *tex = request (filename);
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// If not found, load the texture
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if (tex == NULL)
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{
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tex = new Texture2D (filename);
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// If the texture creation failed, delete the
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// unusable object and return NULL
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if (tex->fail ())
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{
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delete tex;
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tex = NULL;
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}
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else
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{
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// The texture has been successfully loaded,
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// register it.
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registerObject (tex->name (), tex);
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}
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}
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return tex;
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}
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};
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}}} //end namespace
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#endif // __TEXTUREMANAGER_H__
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