Use two LUTs.inaccurate-gamma

1 files changed, 3 insertions, 3 deletions

diff --git a/src/transfer_function.h b/src/transfer_function.h
index a52011ec..5b591901 100644
--- a/src/transfer_function.h
+++ b/src/transfer_function.h
@@ -63,16 +63,16 @@ public:
 	virtual ~TransferFunction ();
 
 	/** @return A look-up table (of size 2^bit_depth) whose values range from 0 to 1 */
-	double const * lut (int bit_depth, bool inverse) const;
+	double const * lut (std::string name, double from, double to, int bit_depth, bool inverse) const;
 
 	virtual bool about_equal (std::shared_ptr<const TransferFunction> other, double epsilon) const = 0;
 
 protected:
 	/** Make a LUT and return an array allocated by new */
-	virtual double * make_lut (int bit_depth, bool inverse) const = 0;
+	virtual double * make_lut (double from, double to, int bit_depth, bool inverse) const = 0;
 
 private:
-	mutable std::map<std::pair<int, bool>, double*> _luts;
+	mutable std::map<std::string, double*> _luts;
 	/** mutex to protect _luts */
 	mutable boost::mutex _mutex;
 };