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//#ident "$Id: TextureUtil.h,v 1.5 2003/06/13 13:39:46 rzr Exp $"
/***************************************************************************
TextureUtil.h - description
-------------------
begin : Mon Nov 27 2000
copyright : (C) 2000 by Henrik Enqvist
email : henqvist@excite.com
***************************************************************************/
#ifndef TEXTUREUTIL_H
#define TEXTUREUTIL_H
#ifndef PRIVATE_H
#error "Must include Private.h before Config.h"
#endif
#if EM_USE_SDL
#include <SDL_opengl.h>
typedef struct {
unsigned int width;
unsigned int height;
unsigned int channels;
unsigned char* pixels;
} struct_image;
#define EmImage struct_image
#define EmTexture GLuint
#endif // EM_USE_SDL
#if EM_USE_ALLEGRO
#define EmImage BITMAP
#define EmTexture BITMAP
#include <allegro.h>
extern BITMAP * backbuffer;
extern ZBUFFER * zbuffer;
#endif // EM_USE_ALLEGRO
#define EM_RIGHT 0.8f
#define EM_UP 0.6f
#define EM_NEAR 1.0f
#define EM_FAR 1000.0f
#include <map>
#include <string>
#include <list>
#include "EMath.h"
/** Singleton class for initializing graphics and loading textures. */
class TextureUtil {
protected:
TextureUtil();
public:
~TextureUtil();
static TextureUtil* getInstance();
void initGrx();
void stopGrx();
/// just unload the textures from main mem (needed w32)
void freeTextures();
void reloadTextures();
void resizeView(unsigned int w = 320 , unsigned int h = 240 );
EmTexture* loadTexture(const char* file);
EmImage* loadImage(const char* file);
const char * getTextureName(EmTexture * tex);
void setClearColor(float r = 1, float g = 1, float b = 1, float a = 1);
void getFilename(list<string>& filenames);
private:
/// load it also in openGL context
int genTexture( char const * const filename, EmTexture * const texture);
map<EmTexture*, string> m_hImageName;
map<string, EmTexture*> m_hEmTexture;
static TextureUtil* p_TextureUtil;
Color m_colClear;
};
#endif // TEXTUREUTIL_H
//EOF: $Id: TextureUtil.h,v 1.5 2003/06/13 13:39:46 rzr Exp $
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