--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/OrthancStone/Sources/Scene2D/Internals/OpenGLFloatTextureProgram.h	Tue Jul 07 16:21:02 2020 +0200
@@ -0,0 +1,73 @@
+/**
+ * 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 "OpenGLTextureProgram.h"
+
+namespace OrthancStone
+{
+  namespace Internals
+  {
+    class OpenGLFloatTextureProgram : public boost::noncopyable
+    {
+    public:
+      class Data : public boost::noncopyable
+      {
+      private:
+        OpenGL::OpenGLTexture  texture_;
+        float                  offset_;
+        float                  slope_;
+
+      public:
+        Data(OpenGL::IOpenGLContext& context, const Orthanc::ImageAccessor& texture,
+             bool isLinearInterpolation);
+
+        float GetOffset() const
+        {
+          return offset_;
+        }
+
+        float GetSlope() const
+        {
+          return slope_;
+        }
+
+        OpenGL::OpenGLTexture& GetTexture()
+        {
+          return texture_;
+        }
+      };
+
+    public:
+      OpenGLFloatTextureProgram(OpenGL::IOpenGLContext&  context);
+
+      void Apply(Data& data,
+                 const AffineTransform2D& transform,
+                 float windowCenter,
+                 float windowWidth,
+                 bool  invert);
+    private:
+      OpenGLTextureProgram  program_;
+      OpenGL::IOpenGLContext& context_;
+    };
+  }
+}