X-Git-Url: http://git.tdb.fi/?p=libs%2Fgl.git;a=blobdiff_plain;f=source%2Fcore%2Ftexturecube.cpp;h=4984985c807489b28d6f5737c2f2ba03286488d3;hp=543bb9d40ec00e954ce894d9699e86c364405dd8;hb=9b3bce7ae76ff8c0c81315d2505ea96bf422a318;hpb=a482029babea3210840d8c62e9df9ece4342b2b9

diff --git a/source/core/texturecube.cpp b/source/core/texturecube.cpp
index 543bb9d4..4984985c 100644
--- a/source/core/texturecube.cpp
+++ b/source/core/texturecube.cpp
@@ -82,9 +82,23 @@ void TextureCube::allocate(unsigned level)
 	if(allocated&(64<<level))
 		return;
 
+	bool direct = ARB_texture_storage && ARB_direct_state_access;
+	if(!direct)
+	{
+		glActiveTexture(GL_TEXTURE0);
+		glBindTexture(target, id);
+	}
+
+	allocate_(level);
+
+	if(!direct)
+		glBindTexture(target, 0);
+}
+
+void TextureCube::allocate_(unsigned level)
+{
 	if(ARB_texture_storage)
 	{
-		Conditional<BindRestore> _bind(!ARB_direct_state_access, this);
 		if(ARB_direct_state_access)
 			glTextureStorage2D(id, levels, storage_fmt, size, size);
 		else
@@ -95,7 +109,7 @@ void TextureCube::allocate(unsigned level)
 	else
 	{
 		for(unsigned i=0; i<6; ++i)
-			image(enumerate_faces(i), level, 0);
+			image_(enumerate_faces(i), level, 0);
 	}
 }
 
@@ -106,41 +120,50 @@ void TextureCube::image(TextureCubeFace face, unsigned level, const void *data)
 	if(level>=levels)
 		throw out_of_range("TextureCube::image");
 
-	unsigned s = get_level_size(level);
-
 	if(ARB_texture_storage)
-		return sub_image(face, level, 0, 0, s, s, data);
+	{
+		unsigned lsz = get_level_size(level);
+		return sub_image(face, level, 0, 0, lsz, lsz, data);
+	}
+
+	glActiveTexture(GL_TEXTURE0);
+	glBindTexture(target, id);
 
-	BindRestore _bind(this);
+	image_(face, level, data);
 
+	if(auto_gen_mipmap && level==0 && (allocated&63)==63)
+	{
+		generate_mipmap_();
+		allocated |= (64<<levels)-1;
+	}
+
+	glBindTexture(target, 0);
+}
+
+void TextureCube::image_(TextureCubeFace face, unsigned level, const void *data)
+{
 	if(!allocated)
 	{
 		glTexParameteri(target, GL_TEXTURE_MAX_LEVEL, levels-1);
 		apply_swizzle();
 	}
 
+	unsigned lsz = get_level_size(level);
 	PixelComponents comp = get_components(storage_fmt);
 	GLenum type = get_gl_type(get_component_type(storage_fmt));
-	glTexImage2D(face, level, storage_fmt, s, s, 0, comp, type, data);
+	glTexImage2D(face, level, storage_fmt, lsz, lsz, 0, comp, type, data);
 
 	if(level==0)
 	{
 		allocated |= 1<<get_face_index(face);
 		if((allocated&63)==63)
-		{
 			allocated |= 64;
-			if(auto_gen_mipmap)
-			{
-				generate_mipmap();
-				allocated |= (64<<levels)-1;
-			}
-		}
 	}
 	else if(!(allocated&(64<<level)))
 	{
 		for(unsigned i=0; i<6; ++i)
 			if(enumerate_faces(i)!=face)
-				glTexImage2D(enumerate_faces(i), level, storage_fmt, s, s, 0, comp, type, 0);
+				glTexImage2D(enumerate_faces(i), level, storage_fmt, lsz, lsz, 0, comp, type, 0);
 
 		allocated |= 64<<level;
 	}
@@ -160,8 +183,14 @@ void TextureCube::sub_image(TextureCubeFace face, unsigned level, int x, int y,
 	if(level>=levels)
 		throw out_of_range("TextureCube::sub_image");
 
-	Conditional<BindRestore> _bind(!ARB_direct_state_acess, this);
-	allocate(level);
+	bool direct = (ARB_direct_state_access && (ARB_texture_storage || (allocated&(1<<level))));
+	if(!direct)
+	{
+		glActiveTexture(GL_TEXTURE0);
+		glBindTexture(target, id);
+	}
+
+	allocate_(level);
 
 	PixelComponents comp = get_components(storage_fmt);
 	GLenum type = get_gl_type(get_component_type(storage_fmt));
@@ -171,7 +200,10 @@ void TextureCube::sub_image(TextureCubeFace face, unsigned level, int x, int y,
 		glTexSubImage2D(face, level, x, y, wd, ht, comp, type, data);
 
 	if(auto_gen_mipmap && level==0)
-		generate_mipmap();
+		generate_mipmap_();
+
+	if(!direct)
+		glBindTexture(target, 0);
 }
 
 void TextureCube::sub_image(TextureCubeFace face, unsigned level, int x, int y, unsigned wd, unsigned ht, PixelComponents comp, DataType type, const void *data)