X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Ftexture.cpp;h=fe8b7be9a3e4fbb56dda02464bfb0541d8e131ce;hb=f33a98b1a044c8ac7b12778cbca6c4a124875e4a;hp=aeea2818debfaaf03345da191b95d7cf39053dc9;hpb=7857d9df8852071e404a63988f6ad3ddb8f70916;p=libs%2Fgl.git

diff --git a/source/texture.cpp b/source/texture.cpp
index aeea2818..fe8b7be9 100644
--- a/source/texture.cpp
+++ b/source/texture.cpp
@@ -64,29 +64,36 @@ Texture::~Texture()
 
 void Texture::update_parameter(int mask) const
 {
-	if(current()==this)
+	if(TexUnit::current().get_texture()!=this)
 	{
-		if(mask&MIN_FILTER)
-			glTexParameteri(target, GL_TEXTURE_MIN_FILTER, min_filter);
-		if(mask&MAG_FILTER)
-			glTexParameteri(target, GL_TEXTURE_MAG_FILTER, mag_filter);
-		if(mask&MAX_ANISOTROPY)
-			glTexParameteri(target, GL_TEXTURE_MAX_ANISOTROPY_EXT, max_anisotropy);
-		if(mask&WRAP_S)
-			glTexParameteri(target, GL_TEXTURE_WRAP_S, wrap_s);
-		if(mask&WRAP_T)
-			glTexParameteri(target, GL_TEXTURE_WRAP_T, wrap_t);
-		if(mask&WRAP_R)
-			glTexParameteri(target, GL_TEXTURE_WRAP_R, wrap_r);
-		if(mask&GENERATE_MIPMAP)
-			glTexParameteri(target, GL_GENERATE_MIPMAP_SGIS, gen_mipmap);
-		if(mask&COMPARE)
-			glTexParameteri(target, GL_TEXTURE_COMPARE_MODE, (compare ? GL_COMPARE_R_TO_TEXTURE : GL_NONE));
-		if(mask&COMPARE_FUNC)
-			glTexParameteri(target, GL_TEXTURE_COMPARE_FUNC, cmp_func);
+		TexUnit *unit = TexUnit::find_unit(this);
+		if(!unit)
+		{
+			dirty_params |= mask;
+			return;
+		}
+
+		unit->bind();
 	}
-	else
-		dirty_params |= mask;
+
+	if(mask&MIN_FILTER)
+		glTexParameteri(target, GL_TEXTURE_MIN_FILTER, min_filter);
+	if(mask&MAG_FILTER)
+		glTexParameteri(target, GL_TEXTURE_MAG_FILTER, mag_filter);
+	if(mask&MAX_ANISOTROPY)
+		glTexParameteri(target, GL_TEXTURE_MAX_ANISOTROPY_EXT, max_anisotropy);
+	if(mask&WRAP_S)
+		glTexParameteri(target, GL_TEXTURE_WRAP_S, wrap_s);
+	if(mask&WRAP_T)
+		glTexParameteri(target, GL_TEXTURE_WRAP_T, wrap_t);
+	if(mask&WRAP_R)
+		glTexParameteri(target, GL_TEXTURE_WRAP_R, wrap_r);
+	if(mask&GENERATE_MIPMAP)
+		glTexParameteri(target, GL_GENERATE_MIPMAP_SGIS, gen_mipmap);
+	if(mask&COMPARE)
+		glTexParameteri(target, GL_TEXTURE_COMPARE_MODE, (compare ? GL_COMPARE_R_TO_TEXTURE : GL_NONE));
+	if(mask&COMPARE_FUNC)
+		glTexParameteri(target, GL_TEXTURE_COMPARE_FUNC, cmp_func);
 }
 
 void Texture::set_min_filter(TextureFilter f)
@@ -162,18 +169,18 @@ void Texture::set_compare_func(Predicate f)
 	update_parameter(COMPARE_FUNC);
 }
 
-void Texture::bind() const
+void Texture::bind_to(unsigned i) const
 {
-	const Texture *cur = TexUnit::current().get_texture();
-	if(cur!=this)
+	TexUnit &unit = TexUnit::get_unit(i);
+	const Texture *cur = unit.get_texture();
+	if(unit.set_texture(this))
 	{
+		unit.bind();
 		if(cur && cur->target!=target)
 			glDisable(cur->target);
 		if(!cur || cur->target!=target)
 			glEnable(target);
-
 		glBindTexture(target, id);
-		TexUnit::current().set_texture(this);
 
 		if(dirty_params)
 		{
@@ -183,32 +190,21 @@ void Texture::bind() const
 	}
 }
 
-void Texture::bind_to(unsigned i) const
+const Texture *Texture::current(unsigned i)
 {
-	TexUnit::activate(i);
-	bind();
-}
-
-const Texture *Texture::current()
-{
-	return TexUnit::current().get_texture();
-}
-
-void Texture::unbind()
-{
-	const Texture *cur = TexUnit::current().get_texture();
-	if(!cur)
-		return;
-
-	glBindTexture(cur->target, 0);
-	glDisable(cur->target);
-	TexUnit::current().set_texture(0);
+	return TexUnit::get_unit(i).get_texture();
 }
 
 void Texture::unbind_from(unsigned i)
 {
-	TexUnit::activate(i);
-	unbind();
+	TexUnit &unit = TexUnit::get_unit(i);
+	const Texture *cur = unit.get_texture();
+	if(unit.set_texture(0))
+	{
+		unit.bind();
+		glBindTexture(cur->target, 0);
+		glDisable(cur->target);
+	}
 }