goat3dgfx

annotate src/texture.h @ 0:1873dfd13f2d

find changesets by author, revision, files, or words in the commit message
initial commit
author John Tsiombikas <nuclear@member.fsf.org>
date Thu, 14 Nov 2013 05:27:09 +0200
parents
children 3d96734fd477
rev   line source
nuclear@0 1 #ifndef TEXTURE_H_
nuclear@0 2 #define TEXTURE_H_
nuclear@0 3
nuclear@0 4 #include "dataset.h"
nuclear@0 5 #include "opengl.h"
nuclear@0 6
nuclear@0 7 class Image;
nuclear@0 8
nuclear@0 9 class Texture {
nuclear@0 10 protected:
nuclear@0 11 unsigned int id;
nuclear@0 12 unsigned int target;
nuclear@0 13 unsigned int texfmt;
nuclear@0 14 int sz[3];
nuclear@0 15
nuclear@0 16 Texture(const Texture &tex) {}
nuclear@0 17 Texture &operator =(const Texture &tex) { return *this; }
nuclear@0 18
nuclear@0 19 public:
nuclear@0 20 Texture();
nuclear@0 21 virtual ~Texture();
nuclear@0 22
nuclear@0 23 void set_wrapping(unsigned int wrap);
nuclear@0 24 void set_filtering(unsigned int filt);
nuclear@0 25 void set_filtering(unsigned int min_filt, unsigned int mag_filt);
nuclear@0 26
nuclear@0 27 unsigned int get_format() const;
nuclear@0 28
nuclear@0 29 virtual int get_size(int dim) const;
nuclear@0 30
nuclear@0 31 virtual void create(int xsz, int ysz, unsigned int ifmt = GL_RGBA) = 0;
nuclear@0 32 virtual void set_image(const Image &img, int idx = 0) = 0;
nuclear@0 33
nuclear@0 34 virtual bool load(const char *fname) = 0;
nuclear@0 35 virtual bool save(const char *fname) const = 0;
nuclear@0 36
nuclear@0 37 virtual unsigned int get_id() const;
nuclear@0 38
nuclear@0 39 virtual void bind(int tex_unit = 0) const;
nuclear@0 40 };
nuclear@0 41
nuclear@0 42 class Texture2D : public Texture {
nuclear@0 43 public:
nuclear@0 44 Texture2D();
nuclear@0 45
nuclear@0 46 virtual void create(int xsz, int ysz, unsigned int ifmt = GL_RGBA);
nuclear@0 47 virtual void set_image(const Image &img, int idx = 0);
nuclear@0 48
nuclear@0 49 virtual bool load(const char *fname);
nuclear@0 50 virtual bool save(const char *fname) const;
nuclear@0 51 };
nuclear@0 52
nuclear@0 53 class TextureCube : public Texture {
nuclear@0 54 public:
nuclear@0 55 TextureCube();
nuclear@0 56
nuclear@0 57 virtual void create(int xsz, int ysz, unsigned int ifmt = GL_RGBA);
nuclear@0 58 virtual void set_image(const Image &img, int idx = 0);
nuclear@0 59
nuclear@0 60 virtual bool load(const char *fname);
nuclear@0 61 virtual bool save(const char *fname) const;
nuclear@0 62 };
nuclear@0 63
nuclear@0 64 void set_texture(Texture *tex, int tunit = 0);
nuclear@0 65
nuclear@0 66 /** loads a texture autodetecting whether it's a 2D texture or
nuclear@0 67 * cubemap and creating the correct Texture subclass instance.
nuclear@0 68 */
nuclear@0 69 Texture *load_texture(const char *fname);
nuclear@0 70
nuclear@0 71 class TextureSet : public DataSet<Texture*> {
nuclear@0 72 public:
nuclear@0 73 TextureSet();
nuclear@0 74 };
nuclear@0 75
nuclear@0 76 #endif // TEXTURE_H_