gamma slider

apps/openmw/mwgui/settingswindow.cpp

@@ -122,6 +122,7 @@ namespace MWGui
         getWidget(mInvertYButton, "InvertYButton");
         getWidget(mUISensitivitySlider, "UISensitivitySlider");
         getWidget(mCameraSensitivitySlider, "CameraSensitivitySlider");
+        getWidget(mGammaSlider, "GammaSlider");
 
         mSubtitlesButton->eventMouseButtonClick += MyGUI::newDelegate(this, &SettingsWindow::onButtonToggled);
         mCrosshairButton->eventMouseButtonClick += MyGUI::newDelegate(this, &SettingsWindow::onButtonToggled);
@@ -143,6 +144,7 @@ namespace MWGui
         mViewDistanceSlider->eventScrollChangePosition += MyGUI::newDelegate(this, &SettingsWindow::onSliderChangePosition);
         mResolutionList->eventListChangePosition += MyGUI::newDelegate(this, &SettingsWindow::onResolutionSelected);
         mAnisotropySlider->eventScrollChangePosition += MyGUI::newDelegate(this, &SettingsWindow::onSliderChangePosition);
+        mGammaSlider->eventScrollChangePosition += MyGUI::newDelegate(this, &SettingsWindow::onSliderChangePosition);
 
         mShadowsEnabledButton->eventMouseButtonClick += MyGUI::newDelegate(this, &SettingsWindow::onButtonToggled);
         mShadowsLargeDistance->eventMouseButtonClick += MyGUI::newDelegate(this, &SettingsWindow::onButtonToggled);
@@ -200,6 +202,14 @@ namespace MWGui
         getWidget(fovText, "FovText");
         fovText->setCaption("Field of View (" + boost::lexical_cast<std::string>(int(Settings::Manager::getFloat("field of view", "General"))) + ")");
 
+        float gammaVal = (Settings::Manager::getFloat("gamma", "Video")-0.1f)/(3.f-0.1f);
+        mGammaSlider->setScrollPosition(gammaVal * (mGammaSlider->getScrollRange()-1));
+        MyGUI::TextBox* gammaText;
+        getWidget(gammaText, "GammaText");
+        std::stringstream gamma;
+        gamma << std::setprecision (2) << Settings::Manager::getFloat("gamma", "Video");
+        gammaText->setCaption("Gamma (" + gamma.str() + ")");
+
         float anisotropyVal = Settings::Manager::getInt("anisotropy", "General") / 16.0;
         mAnisotropySlider->setScrollPosition(anisotropyVal * (mAnisotropySlider->getScrollRange()-1));
         std::string tf = Settings::Manager::getString("texture filtering", "General");
@@ -511,6 +521,15 @@ namespace MWGui
             fovText->setCaption("Field of View (" + boost::lexical_cast<std::string>(int((1-val) * sFovMin + val * sFovMax)) + ")");
             Settings::Manager::setFloat("field of view", "General", (1-val) * sFovMin + val * sFovMax);
         }
+        else if (scroller == mGammaSlider)
+        {
+            Settings::Manager::setFloat("gamma", "Video", (1-val) * 0.1f + val * 3.f);
+            MyGUI::TextBox* gammaText;
+            getWidget(gammaText, "GammaText");
+            std::stringstream gamma;
+            gamma << std::setprecision (2) << Settings::Manager::getFloat("gamma", "Video");
+            gammaText->setCaption("Gamma (" + gamma.str() + ")");
+        }
         else if (scroller == mAnisotropySlider)
         {
             mAnisotropyLabel->setCaption("Anisotropy (" + boost::lexical_cast<std::string>(int(val*16)) + ")");

apps/openmw/mwgui/settingswindow.hpp

@@ -40,6 +40,7 @@ namespace MWGui
             MyGUI::Button* mFPSButton;
             MyGUI::ScrollBar* mViewDistanceSlider;
             MyGUI::ScrollBar* mFOVSlider;
+            MyGUI::ScrollBar* mGammaSlider;
             MyGUI::ScrollBar* mAnisotropySlider;
             MyGUI::Button* mTextureFilteringButton;
             MyGUI::TextBox* mAnisotropyLabel;

apps/openmw/mwrender/renderingmanager.cpp

@@ -749,6 +749,11 @@ void RenderingManager::processChangedSettings(const Settings::CategorySettingVec
             sh::Factory::getInstance ().setShadersEnabled (Settings::Manager::getBool("shaders", "Objects"));
             mObjects.rebuildStaticGeometry ();
         }
+        else if (it->second == "gamma" && it->first == "Video")
+        {
+            sh::Factory::getInstance ().setSharedParameter ("gammaCorrection", sh::makeProperty<sh::FloatValue>(new sh::FloatValue(
+                    Settings::Manager::getFloat ("gamma", "Video"))));
+        }
         else if (it->second == "shader mode" && it->first == "General")
         {
             sh::Language lang;

files/mygui/openmw_settings_window.layout

@@ -157,7 +157,7 @@
                     <Widget type="TabItem" skin="" position="4 28 344 272">
                         <Property key="Caption" value="  Video  "/>
 
-                        <Widget type="ListBox" skin="MW_List" position="4 4 200 150" align="Left Top" name="ResolutionList"/>
+                        <Widget type="ListBox" skin="MW_List" position="4 4 200 120" align="Left Top" name="ResolutionList"/>
 
 
                         <Widget type="HBox" position="212 4 300 24">
@@ -174,20 +174,37 @@
                             </Widget>
                         </Widget>
 
-                        <Widget type="HBox" position="212 104 300 24">
+                        <Widget type="HBox" position="212 64 300 24">
                             <Widget type="AutoSizedButton" skin="MW_Button" align="Left Top" name="ShadersButton"/>
                             <Widget type="AutoSizedTextBox" skin="SandText" align="Left Top">
                                 <Property key="Caption" value="Shaders"/>
                             </Widget>
                         </Widget>
 
-                        <Widget type="HBox" position="4 163 300 24">
+                        <Widget type="HBox" position="212 94 300 24">
                             <Widget type="AutoSizedButton" skin="MW_Button" align="Left Top" name="FPSButton"/>
                             <Widget type="AutoSizedTextBox" skin="SandText" align="Left Top">
-                                <Property key="Caption" value="Show frames per second"/>
+                                <Property key="Caption" value="FPS"/>
                             </Widget>
                         </Widget>
 
+
+                        <Widget type="TextBox" skin="NormalText" position="4 128 329 18" align="Left Top" name="GammaText">
+                            <Property key="Caption" value="Gamma"/>
+                        </Widget>
+                        <Widget type="ScrollBar" skin="MW_HSlider" position="4 152 329 18" align="Left Top" name="GammaSlider">
+                            <Property key="Range" value="1000000"/>
+                        </Widget>
+                        <Widget type="TextBox" skin="SandText" position="4 176 329 18" align="Left Top">
+                            <Property key="Caption" value="#{sDark_Gamma}"/>
+                            <Property key="TextAlign" value="Left"/>
+                        </Widget>
+                        <Widget type="TextBox" skin="SandText" position="4 176 329 18" align="Left Top">
+                            <Property key="Caption" value="#{sLight_Gamma}"/>
+                            <Property key="TextAlign" value="Right"/>
+                        </Widget>
+
+
                         <Widget type="TextBox" skin="NormalText" position="4 198 329 18" align="Left Top" name="FovText">
                             <Property key="Caption" value="Field of View"/>
                         </Widget>