X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Ftexture2d.h;h=092f12ba47aaa77167aaf8ee67648045dc0f8328;hb=fb5ca4dbba257d3eb7fa15800d9663b774e41e7e;hp=221fbd7b76a28aee38d95382a2b797e34fd5d24c;hpb=ccbfdfa0d9d796244b1ecc0fa3faa2c50304811b;p=libs%2Fgl.git

diff --git a/source/texture2d.h b/source/texture2d.h
index 221fbd7b..092f12ba 100644
--- a/source/texture2d.h
+++ b/source/texture2d.h
@@ -26,23 +26,27 @@ public:
 
 		void raw_data(const std::string &);
 		void storage(PixelFormat, unsigned, unsigned);
+		void storage_levels(PixelFormat, unsigned, unsigned, unsigned);
 	};
 
 private:
 	class AsyncLoader;
 
-	PixelFormat ifmt;
 	unsigned width;
 	unsigned height;
+	unsigned levels;
 	unsigned allocated;
 
 public:
 	Texture2D(ResourceManager * = 0);
 	virtual ~Texture2D();
 
-	/** 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);
+	/** 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 lv = 0);
 
 	/** Allocates storage for the texture.  The contents are initially
 	undefined.  If storage has already been allocated, does nothing. */
@@ -65,17 +69,20 @@ public:
 
 	If srgb is true and storage is determined by this call, then an sRGB pixel
 	format will be used. */
-	virtual void image(const Graphics::Image &, bool srgb = false);
+	virtual void image(const Graphics::Image &, unsigned lv, bool srgb = false);
+
+	using Texture::image;
 
 private:
-	void image(const Graphics::Image &, bool, bool);
+	void image(const Graphics::Image &, unsigned, bool, bool);
 
 public:
 	unsigned get_width() const { return width; }
 	unsigned get_height() const { return height; }
 
 private:
-	void get_level_size(unsigned, unsigned &, unsigned &);
+	unsigned get_n_levels() const;
+	void get_level_size(unsigned, unsigned &, unsigned &) const;
 
 public:
 	virtual Resource::AsyncLoader *load(IO::Seekable &, const Resources * = 0);