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69 lines
2.5 KiB
69 lines
2.5 KiB
/*
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* Copyright (c) 2010-2012 OTClient <https://github.com/edubart/otclient>
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* 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 THE
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* 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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#ifndef TEXTURE_H
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#define TEXTURE_H
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#include "declarations.h"
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class Texture : public std::enable_shared_from_this<Texture>
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{
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public:
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Texture();
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Texture(int width, int height, int channels, uchar* pixels = NULL);
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virtual ~Texture();
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void bind();
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/// Tries to generate mipmaps via hardware, otherwise fallback to software implementation
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void generateMipmaps();
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/// Generate mipmaps via hardware if supported
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bool generateHardwareMipmaps();
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/// Generate mipmaps via software, which has a special algorithm for combining alpha pixels
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void generateSoftwareMipmaps(std::vector<uint8> inPixels);
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/// Activate texture anti-aliasing giving a better look when they are resized
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void setSmooth(bool smooth);
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GLuint getId() { return m_textureId; }
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int getWidth() { return m_size.width(); }
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int getHeight() { return m_size.height(); }
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const Size& getSize() { return m_size; }
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const Matrix2& getTransformMatrix() { return m_transformMatrix; }
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bool isEmpty() { return m_textureId == 0; }
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bool hasMipmaps() { return m_hasMipmaps; }
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protected:
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void setupFilters();
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GLuint internalLoadGLTexture(uchar* pixels, int channels, int w, int h);
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GLuint m_textureId;
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Size m_size;
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Matrix2 m_transformMatrix;
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Boolean<false> m_hasMipmaps;
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Boolean<false> m_smooth;
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};
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#endif
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