-/* $Id$
-
-This file is part of libmspgl
-Copyright © 2007 Mikko Rasa, Mikkosoft Productions
-Distributed under the LGPL
-*/
-
#ifndef MSP_GL_TEXTURE_H_
#define MSP_GL_TEXTURE_H_
-#include <istream>
#include <msp/datafile/objectloader.h>
#include "gl.h"
-#include "types.h"
+#include "predicate.h"
namespace Msp {
namespace GL {
LINEAR_MIPMAP_LINEAR = GL_LINEAR_MIPMAP_LINEAR
};
-std::istream &operator>>(std::istream &, TextureFilter &);
+
+enum TextureWrap
+{
+ REPEAT = GL_REPEAT,
+ CLAMP_TO_EDGE = GL_CLAMP_TO_EDGE,
+ MIRRORED_REPEAT = GL_MIRRORED_REPEAT
+};
/**
{
public:
Loader(Texture &);
- void min_filter(TextureFilter);
- void mag_filter(TextureFilter);
void generate_mipmap(bool);
+ void mag_filter(TextureFilter);
+ void min_filter(TextureFilter);
+ void wrap(TextureWrap);
+ void wrap_r(TextureWrap);
+ void wrap_s(TextureWrap);
+ void wrap_t(TextureWrap);
+ };
+
+ enum ParameterMask
+ {
+ MIN_FILTER = 1,
+ MAG_FILTER = 2,
+ WRAP_S = 4,
+ WRAP_T = 8,
+ WRAP_R = 16,
+ GENERATE_MIPMAP = 32,
+ COMPARE = 64,
+ COMPARE_FUNC = 128
};
+ unsigned id;
+ GLenum target;
+ TextureFilter min_filter;
+ TextureFilter mag_filter;
+ TextureWrap wrap_s;
+ TextureWrap wrap_t;
+ TextureWrap wrap_r;
+ bool gen_mipmap;
+ bool compare;
+ Predicate cmp_func;
+ mutable int dirty_params;
+
+ Texture(GLenum);
+ Texture(const Texture &);
+ Texture &operator=(const Texture &);
public:
~Texture();
+protected:
+ void update_parameter(int) const;
+public:
+ void set_min_filter(TextureFilter);
+ void set_mag_filter(TextureFilter);
+ void set_wrap(TextureWrap);
+ void set_wrap_s(TextureWrap);
+ void set_wrap_t(TextureWrap);
+ void set_wrap_r(TextureWrap);
+ void set_generate_mipmap(bool);
+ void set_compare_enabled(bool);
+ void set_compare_func(Predicate);
+ GLenum get_target() const { return target; }
+ unsigned get_id() const { return id; }
+
void bind() const;
void bind_to(unsigned) const;
- void parameter(GLenum, int);
- void parameter(GLenum, float);
- void set_min_filter(TextureFilter f) { parameter(GL_TEXTURE_MIN_FILTER, f); }
- void set_mag_filter(TextureFilter f) { parameter(GL_TEXTURE_MAG_FILTER, f); }
- GLenum get_target() const { return target; }
- uint get_id() const { return id; }
+ static const Texture *current();
static void unbind();
static void unbind_from(unsigned);
-protected:
- uint id;
- GLenum target;
-
- Texture();
- Texture(const Texture &);
- Texture &operator=(const Texture &);
- void maybe_bind() const;
};
} // namespace GL