X-Git-Url: http://git.tdb.fi/?p=libs%2Fgl.git;a=blobdiff_plain;f=source%2Ftexturing.cpp;h=dff3757fdb6d9b8985234e87241153d94b41a80b;hp=425c710ca4d1357d2627995b02f0fc8040f21d86;hb=4b4d2a48048268d2ad48bafbce8647af8088573f;hpb=f14435e58bfa0fa697a06ba9a454bb30cd37d9d8

diff --git a/source/texturing.cpp b/source/texturing.cpp
index 425c710c..dff3757f 100644
--- a/source/texturing.cpp
+++ b/source/texturing.cpp
@@ -1,8 +1,9 @@
-#include "texenv.h"
 #include "texture.h"
 #include "texturing.h"
 #include "texunit.h"
 
+using namespace std;
+
 namespace Msp {
 namespace GL {
 
@@ -14,53 +15,44 @@ Texturing::~Texturing()
 
 void Texturing::attach(unsigned attch, const Texture &tex)
 {
-	set_attachment(attch, &tex, 0);
-}
-
-void Texturing::attach(unsigned attch, const Texture &tex, const TexEnv &env)
-{
-	set_attachment(attch, &tex, &env);
+	set_attachment(attch, &tex);
 }
 
 void Texturing::detach(unsigned attch)
 {
-	set_attachment(attch, 0, 0);
+	set_attachment(attch, 0);
 }
 
-void Texturing::set_attachment(unsigned attch, const Texture *tex, const TexEnv *env)
+void Texturing::set_attachment(unsigned attch, const Texture *tex)
 {
 	if(attch>=TexUnit::get_n_units())
-		throw InvalidParameterValue("Invalid texture attachment");
+		throw out_of_range("Texturing::set_attachment");
 
 	if(attachments.size()<=attch)
 		attachments.resize(attch+1);
 
-	attachments[attch].tex = tex;
-	attachments[attch].env = env;
+	attachments[attch] = tex;
 
 	if(current()==this)
 		bind_attachment(attch);
 }
 
+const Texture *Texturing::get_attached_texture(unsigned i) const
+{
+	return i<attachments.size() ? attachments[i] : 0;
+}
+
 void Texturing::bind_attachment(unsigned i) const
 {
-	const Attachment &attch = attachments[i];
-	TexUnit::activate(i);
-	if(attch.tex)
-		attch.tex->bind();
-	else
-		Texture::unbind();
-	if(attch.env)
-		attch.env->bind();
+	if(const Texture *tex = attachments[i])
+		tex->bind_to(i);
 	else
-		TexEnv::unbind();
+		Texture::unbind_from(i);
 }
 
 void Texturing::unbind_attachment(unsigned i)
 {
-	TexUnit::activate(i);
-	Texture::unbind();
-	TexEnv::unbind();
+	Texture::unbind_from(i);
 }
 
 void Texturing::bind() const
@@ -88,11 +80,5 @@ void Texturing::unbind()
 	}
 }
 
-
-Texturing::Attachment::Attachment():
-	tex(0),
-	env(0)
-{ }
-
 } // namespace GL
 } // namespace Msp;