X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Ftexture2d.cpp;h=95f9f790507292797573931f9c241b6ae877be6e;hb=e01371d38e290b4c526146fd5d1388bba8201233;hp=2189fa83360ba5ed93264f84383f249a236b7e0b;hpb=d2efbd8a32efa2a3ee8542efc846277af19d63e0;p=libs%2Fgl.git

diff --git a/source/texture2d.cpp b/source/texture2d.cpp
index 2189fa83..95f9f790 100644
--- a/source/texture2d.cpp
+++ b/source/texture2d.cpp
@@ -50,6 +50,9 @@ void Texture2D::storage(PixelFormat fmt, unsigned wd, unsigned ht)
 		throw invalid_operation("Texture2D::storage");
 	if(wd==0 || ht==0)
 		throw invalid_argument("Texture2D::storage");
+
+	if(MSP_sized_internal_formats)
+		fmt = get_sized_pixelformat(fmt);
 	require_pixelformat(fmt);
 
 	ifmt = fmt;
@@ -82,8 +85,7 @@ void Texture2D::image(unsigned level, PixelFormat fmt, DataType type, const void
 	if(gen_mipmap && level==0)
 	{
 		auto_generate_mipmap();
-		for(; (w || h); w>>=1, h>>=1, ++level) ;
-		allocated |= (1<<level)-1;
+		allocated |= (1<<get_n_levels())-1;
 	}
 }
 
@@ -119,7 +121,14 @@ void Texture2D::image(const Graphics::Image &img, bool srgb, bool from_buffer)
 	image(0, fmt, UNSIGNED_BYTE, from_buffer ? 0 : img.get_data());
 }
 
-void Texture2D::get_level_size(unsigned level, unsigned &w, unsigned &h)
+unsigned Texture2D::get_n_levels() const
+{
+	unsigned n = 0;
+	for(unsigned s=max(width, height); s; s>>=1, ++n) ;
+	return n;
+}
+
+void Texture2D::get_level_size(unsigned level, unsigned &w, unsigned &h) const
 {
 	w >>= level;
 	h >>= level;
@@ -168,7 +177,6 @@ void Texture2D::Loader::init()
 {
 	add("raw_data", &Loader::raw_data);
 	add("storage", &Loader::storage);
-	add("storage", &Loader::storage_b);
 }
 
 void Texture2D::Loader::raw_data(const string &data)
@@ -183,11 +191,6 @@ void Texture2D::Loader::storage(PixelFormat fmt, unsigned w, unsigned h)
 	obj.storage(fmt, w, h);
 }
 
-void Texture2D::Loader::storage_b(PixelFormat fmt, unsigned w, unsigned h, unsigned)
-{
-	storage(fmt, w, h);
-}
-
 
 Texture2D::AsyncLoader::AsyncLoader(Texture2D &t, IO::Seekable &i):
 	texture(t),