From 9746f8bd32487c3de66bec834072c012454ca7ad Mon Sep 17 00:00:00 2001
From: Marc Zinnschlag <marc@zpages.de>
Date: Wed, 26 Mar 2014 17:59:42 +0100
Subject: [PATCH] added night lighting mode

---
 apps/opencs/CMakeLists.txt                |  2 +-
 apps/opencs/view/render/lightingnight.cpp | 36 +++++++++++++++++++++++
 apps/opencs/view/render/lightingnight.hpp | 31 +++++++++++++++++++
 apps/opencs/view/render/scenewidget.cpp   |  2 ++
 apps/opencs/view/render/scenewidget.hpp   |  2 ++
 5 files changed, 72 insertions(+), 1 deletion(-)
 create mode 100644 apps/opencs/view/render/lightingnight.cpp
 create mode 100644 apps/opencs/view/render/lightingnight.hpp

diff --git a/apps/opencs/CMakeLists.txt b/apps/opencs/CMakeLists.txt
index 608f01d12..a6200062d 100644
--- a/apps/opencs/CMakeLists.txt
+++ b/apps/opencs/CMakeLists.txt
@@ -69,7 +69,7 @@ opencs_units (view/render
     )
 
 opencs_units_noqt (view/render
-    navigation navigation1st navigationfree navigationorbit lighting lightingday
+    navigation navigation1st navigationfree navigationorbit lighting lightingday lightingnight
     )
 
 opencs_units_noqt (view/world
diff --git a/apps/opencs/view/render/lightingnight.cpp b/apps/opencs/view/render/lightingnight.cpp
new file mode 100644
index 000000000..516bb3f40
--- /dev/null
+++ b/apps/opencs/view/render/lightingnight.cpp
@@ -0,0 +1,36 @@
+
+#include "lightingnight.hpp"
+
+#include <OgreSceneManager.h>
+
+CSVRender::LightingNight::LightingNight() : mSceneManager (0), mLight (0) {}
+
+void CSVRender::LightingNight::activate (Ogre::SceneManager *sceneManager,
+    const Ogre::ColourValue *defaultAmbient)
+{
+    mSceneManager = sceneManager;
+
+    if (defaultAmbient)
+        mSceneManager->setAmbientLight (*defaultAmbient);
+    else
+        mSceneManager->setAmbientLight (Ogre::ColourValue (0.2, 0.2, 0.2, 1));
+
+    mLight = mSceneManager->createLight();
+    mLight->setType (Ogre::Light::LT_DIRECTIONAL);
+    mLight->setDirection (Ogre::Vector3 (0, 0, -1));
+    mLight->setDiffuseColour (Ogre::ColourValue (0.2, 0.2, 0.2));
+}
+
+void CSVRender::LightingNight::deactivate()
+{
+    if (mLight)
+    {
+        mSceneManager->destroyLight (mLight);
+        mLight = 0;
+    }
+}
+
+void CSVRender::LightingNight::setDefaultAmbient (const Ogre::ColourValue& colour)
+{
+    mSceneManager->setAmbientLight (colour);
+}
\ No newline at end of file
diff --git a/apps/opencs/view/render/lightingnight.hpp b/apps/opencs/view/render/lightingnight.hpp
new file mode 100644
index 000000000..47d1d7ce8
--- /dev/null
+++ b/apps/opencs/view/render/lightingnight.hpp
@@ -0,0 +1,31 @@
+#ifndef OPENCS_VIEW_LIGHTING_NIGHT_H
+#define OPENCS_VIEW_LIGHTING_NIGHT_H
+
+#include "lighting.hpp"
+
+namespace Ogre
+{
+    class Light;
+}
+
+namespace CSVRender
+{
+    class LightingNight : public Lighting
+    {
+            Ogre::SceneManager *mSceneManager;
+            Ogre::Light *mLight;
+
+        public:
+
+            LightingNight();
+
+            virtual void activate (Ogre::SceneManager *sceneManager,
+                const Ogre::ColourValue *defaultAmbient = 0);
+
+            virtual void deactivate();
+
+            virtual void setDefaultAmbient (const Ogre::ColourValue& colour);
+    };
+}
+
+#endif
diff --git a/apps/opencs/view/render/scenewidget.cpp b/apps/opencs/view/render/scenewidget.cpp
index 77d9ea1e0..f1371041c 100644
--- a/apps/opencs/view/render/scenewidget.cpp
+++ b/apps/opencs/view/render/scenewidget.cpp
@@ -345,6 +345,8 @@ namespace CSVRender
     {
         if (mode=="day")
             setLighting (&mLightingDay);
+        else if (mode=="night")
+            setLighting (&mLightingNight);
 
     }
 }
diff --git a/apps/opencs/view/render/scenewidget.hpp b/apps/opencs/view/render/scenewidget.hpp
index a1ecd733b..96e7d7bb2 100644
--- a/apps/opencs/view/render/scenewidget.hpp
+++ b/apps/opencs/view/render/scenewidget.hpp
@@ -6,6 +6,7 @@
 #include <OgreColourValue.h>
 
 #include "lightingday.hpp"
+#include "lightingnight.hpp"
 
 namespace Ogre
 {
@@ -99,6 +100,7 @@ namespace CSVRender
             Ogre::ColourValue mDefaultAmbient;
             bool mHasDefaultAmbient;
             LightingDay mLightingDay;
+            LightingNight mLightingNight;
 
         private slots: