namespace Msp {
namespace GL {
-class TexEnv;
-class TexGen;
+class Sampler;
class Texture;
/**
-Keeps track of texture unit related state. Mostly for internal use.
+Keeps track of texture unit related state. Intended for internal use.
*/
class TexUnit
{
private:
unsigned index;
const Texture *texture;
- const TexEnv *texenv;
- const TexGen *texgen[4];
+ const Sampler *sampler;
static std::vector<TexUnit> units;
static TexUnit *cur_unit;
-public:
TexUnit();
+public:
unsigned get_index() const { return index; }
bool set_texture(const Texture *);
const Texture *get_texture() const { return texture; }
- bool set_texenv(const TexEnv *);
- const TexEnv *get_texenv() const { return texenv; }
- bool set_texgen(unsigned, const TexGen *);
- const TexGen *get_texgen(unsigned);
+ bool set_sampler(const Sampler *);
+ const Sampler *get_sampler() const { return sampler; }
void bind();
static unsigned get_n_units();
static TexUnit &get_unit(unsigned);
static TexUnit ¤t();
static TexUnit *find_unit(const Texture *);
- static TexUnit *find_unit(const TexEnv *);
};
} // namespace GL