nuclear@0: #ifndef TEXTURE_H_
nuclear@0: #define TEXTURE_H_
nuclear@0: 
nuclear@0: #include "dataset.h"
nuclear@0: #include "opengl.h"
nuclear@0: 
nuclear@15: namespace goatgfx {
nuclear@15: 
nuclear@0: class Image;
nuclear@0: 
nuclear@24: enum TextureType { TEX_2D, TEX_CUBE };
nuclear@24: 
nuclear@0: class Texture {
nuclear@24: private:
nuclear@0: 	unsigned int id;
nuclear@0: 	unsigned int target;
nuclear@0: 	unsigned int texfmt;
nuclear@0: 	int sz[3];
nuclear@24: 	Image *img;
nuclear@33: 	static Image *default_img;
nuclear@0: 
nuclear@0: 	Texture(const Texture &tex) {}
nuclear@0: 	Texture &operator =(const Texture &tex) { return *this; }
nuclear@0: 
nuclear@24: 	void set_image_2d(const Image &img);
nuclear@24: 	bool set_image_cube(const Image &img, int idx);
nuclear@24: 	bool set_image_cube(const Image &img);
nuclear@24: 
nuclear@24: 	bool load_cube(const char *fname);
nuclear@24: 
nuclear@24: 	/* for loading multiple cubemap faces from a single image */
nuclear@24: 	bool set_cube_multi(const Image &img, const float *xoffsets, const float *yoffsets, float sz,
nuclear@24: 		unsigned int rotmask = 0);
nuclear@24: 
nuclear@0: public:
nuclear@0: 	Texture();
nuclear@24: 	~Texture();
nuclear@0: 
nuclear@0: 	void set_wrapping(unsigned int wrap);
nuclear@0: 	void set_filtering(unsigned int filt);
nuclear@0: 	void set_filtering(unsigned int min_filt, unsigned int mag_filt);
nuclear@0: 
nuclear@0: 	unsigned int get_format() const;
nuclear@0: 
nuclear@24: 	int get_size(int dim) const;
nuclear@0: 
nuclear@24: 	void create(int xsz, int ysz, TextureType type = TEX_2D, unsigned int ifmt = GL_RGBA);
nuclear@33: 	void create_default(TextureType type = TEX_2D);
nuclear@24: 	void set_image(const Image &img, int idx = -1);
nuclear@0: 
nuclear@24: 	bool load(const char *fname);
nuclear@0: 
nuclear@24: 	unsigned int get_id() const;
nuclear@24: 	TextureType get_type() const;
nuclear@0: 
nuclear@24: 	void bind(int tex_unit = 0) const;
nuclear@24: 
nuclear@24: 	friend class TextureSet;
nuclear@0: };
nuclear@0: 
nuclear@24: void bind_texture(Texture *tex, int tunit = 0);
nuclear@0: 
nuclear@0: class TextureSet : public DataSet<Texture*> {
nuclear@24: private:
nuclear@24: 	static Texture *create_tex();
nuclear@24: 	static bool load_tex(Texture *tex, const char *fname);
nuclear@24: 	static bool done_tex(Texture *tex);
nuclear@24: 	static void free_tex(Texture *tex);
nuclear@24: 
nuclear@0: public:
nuclear@0: 	TextureSet();
nuclear@33: 
nuclear@33: 	Texture *get_texture(const char *name, TextureType type = TEX_2D) const;
nuclear@0: };
nuclear@0: 
nuclear@15: }	// namespace goatgfx
nuclear@15: 
nuclear@0: #endif	// TEXTURE_H_