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51 lines
1.4 KiB
51 lines
1.4 KiB
3 years ago
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//**********************************************
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//Singleton Texture Manager class
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//Written by Ben English
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//benjamin.english@oit.edu
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//
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//For use with OpenGL and the FreeImage library
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//**********************************************
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#ifndef TextureManager_H
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#define TextureManager_H
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#include <windows.h>
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#include <gl/gl.h>
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#include "FreeImage.h"
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#include <map>
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class TextureManager
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{
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public:
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static TextureManager* Inst();
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virtual ~TextureManager();
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//load a texture an make it the current texture
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//if texID is already in use, it will be unloaded and replaced with this texture
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bool LoadTexture(const char* filename, //where to load the file from
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const unsigned int texID, //arbitrary id you will reference the texture by
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//does not have to be generated with glGenTextures
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GLenum image_format = GL_RGB, //format the image is in
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GLint internal_format = GL_RGB, //format to store the image in
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GLint level = 0, //mipmapping level
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GLint border = 0); //border size
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//free the memory for a texture
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bool UnloadTexture(const unsigned int texID);
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//set the current texture
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bool BindTexture(const unsigned int texID);
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//free all texture memory
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void UnloadAllTextures();
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protected:
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TextureManager();
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TextureManager(const TextureManager& tm);
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TextureManager& operator=(const TextureManager& tm);
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static TextureManager* m_inst;
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std::map<unsigned int, GLuint> m_texID;
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};
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#endif
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