Removed log2 and replaced the places where is was used with a new Image::computeNumberOfMipmapLevels method.

2007-10-01 08:50:58 +00:00
parent 69eddaa7bb
commit 7086aeeebc
9 changed files with 17 additions and 10 deletions
--- a/include/osg/Image
+++ b/include/osg/Image
@@ -234,6 +234,7 @@ class OSG_EXPORT Image : public Object
        static unsigned int computePixelSizeInBits(GLenum pixelFormat,GLenum type);
        static unsigned int computeRowWidthInBytes(int width,GLenum pixelFormat,GLenum type,int packing);
        static int computeNearestPowerOfTwo(int s,float bias=0.5f);
+        static int computeNumberOfMipmapLevels(int s,int t = 1, int r = 1);
                
        /** Precomputed mipmaps stuff. */
        typedef std::vector< unsigned int > MipmapDataType;