--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/OrthancStone/Sources/Scene2D/LookupTableTextureSceneLayer.h	Tue Jul 07 16:21:02 2020 +0200
@@ -0,0 +1,88 @@
+/**
+ * Stone of Orthanc
+ * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
+ * Department, University Hospital of Liege, Belgium
+ * Copyright (C) 2017-2020 Osimis S.A., Belgium
+ *
+ * This program is free software: you can redistribute it and/or
+ * modify it under the terms of the GNU Affero General Public License
+ * as published by the Free Software Foundation, either version 3 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Affero General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ **/
+
+
+#pragma once
+
+#include "TextureBaseSceneLayer.h"
+
+namespace OrthancStone
+{
+  class LookupTableTextureSceneLayer : public TextureBaseSceneLayer
+  {
+  private:
+    ImageWindowing        windowing_;
+    float                 minValue_;
+    float                 maxValue_;
+    std::vector<uint8_t>  lut_;
+    bool                  applyLog_;
+
+    void SetLookupTableRgb(const std::vector<uint8_t>& lut);
+
+  public:
+    // The pixel format must be convertible to Float32
+    LookupTableTextureSceneLayer(const Orthanc::ImageAccessor& texture);
+
+    void SetLookupTableGrayscale();
+
+    // The vector must contain either 3 * 256 values (RGB), or 4 * 256
+    // (RGBA). In the RGB case, an alpha channel will be automatically added.
+    void SetLookupTable(const std::vector<uint8_t>& lut);
+
+    void SetRange(float minValue,
+                  float maxValue);
+    
+    void FitRange();
+
+    float GetMinValue() const
+    {
+      return minValue_;
+    }
+
+    float GetMaxValue() const
+    {
+      return maxValue_;
+    }
+
+    // This returns a vector of 4 * 256 values between 0 and 255, in RGBA.
+    const std::vector<uint8_t>& GetLookupTable() const
+    {
+      return lut_;
+    }
+
+    void SetApplyLog(bool apply);
+
+    bool IsApplyLog() const
+    {
+      return applyLog_;
+    }
+
+    virtual ISceneLayer* Clone() const;
+
+    virtual Type GetType() const
+    {
+      return Type_LookupTableTexture;
+    }
+
+    // Render the texture to a color image of format BGRA32 (Cairo
+    // surfaces) or RGBA32 (OpenGL)
+    void Render(Orthanc::ImageAccessor& target) const;
+  };
+}