X-Git-Url: http://git.tdb.fi/?p=libs%2Fgl.git;a=blobdiff_plain;f=source%2Ftexture3d.h;h=437c852ab92f943ed569de54eb4c61f6b34402bf;hp=cf336e52b0227fb859d2125cb686f07d70db46b3;hb=03d3984ecd2c4e7c38b6a62b4b7a81bab69f8d40;hpb=3c46227c280bc4cd8a4487c648f2f080d5b4f7ea

diff --git a/source/texture3d.h b/source/texture3d.h
index cf336e52..437c852a 100644
--- a/source/texture3d.h
+++ b/source/texture3d.h
@@ -30,6 +30,7 @@ private:
 	unsigned width;
 	unsigned height;
 	unsigned depth;
+	unsigned levels;
 	unsigned allocated;
 
 protected:
@@ -37,9 +38,12 @@ protected:
 public:
 	Texture3D();
 
-	/** Defines storage structure for the texture.  Must be called before an
-	image can be uploaded.  Once storage is defined, it can't be changed. */
-	void storage(PixelFormat fmt, unsigned wd, unsigned ht, unsigned dp);
+	/** Defines storage structure for the texture.  If lv is zero, the number
+	of mipmap levels is automatically determined from storage dimensions.
+
+	Must be called before an image can be uploaded.  Once storage is defined,
+	it can't be changed. */
+	void storage(PixelFormat fmt, unsigned wd, unsigned ht, unsigned dp, unsigned lv = 0);
 
 	/** Allocates storage for the texture.  The contents are initially
 	undefined.  If storage has already been allocated, does nothing. */