-/* $Id$
-
-This file is part of libmspgl
-Copyright © 2008 Mikko Rasa, Mikkosoft Productions
-Distributed under the LGPL
-*/
-
#include "texenv.h"
#include "texunit.h"
void TexEnv::set_mode(TexEnvMode m)
{
mode = m;
+ if(TexUnit::current().get_texenv()==this)
+ glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, mode);
}
void TexEnv::set_color(const Color &c)
{
color = c;
+ if(TexUnit::current().get_texenv()==this)
+ glTexEnvfv(GL_TEXTURE_ENV, GL_TEXTURE_ENV_COLOR, &color.r);
}
-void TexEnv::bind()
+void TexEnv::bind_to(unsigned i) const
{
- if(TexUnit::current().set_texenv(this))
+ TexUnit &unit = TexUnit::get_unit(i);
+ if(unit.set_texenv(this))
{
+ unit.bind();
glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, mode);
glTexEnvfv(GL_TEXTURE_ENV, GL_TEXTURE_ENV_COLOR, &color.r);
}
}
-void TexEnv::unbind()
+const TexEnv *TexEnv::current(unsigned i)
{
- TexUnit::current().set_texenv(0);
+ return TexUnit::get_unit(i).get_texenv();
+}
+
+void TexEnv::unbind_from(unsigned i)
+{
+ TexUnit &unit = TexUnit::get_unit(i);
+ if(unit.set_texenv(0))
+ {
+ unit.bind();
+ Color black(0, 0, 0, 0);
+ glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, MODULATE);
+ glTexEnvfv(GL_TEXTURE_ENV, GL_TEXTURE_ENV_COLOR, &black.r);
+ }
}
} // namespace GL