Add actual light under thunderbird

src/graphics/light.hpp

@@ -59,6 +59,7 @@ public:
     float getEnergy() const { return m_energy; }
     float getEffectiveEnergy() const { return m_energy_multiplier * m_energy; }
     core::vector3df getColor() const { return core::vector3df(m_color[0], m_color[1], m_color[2]); }
+    void setColor(float r, float g, float b) { m_color[0] = r; m_color[1] = g; m_color[2] = b; }
 
     float getEnergyMultiplier() const { return m_energy_multiplier; }
     void setEnergyMultiplier(float newval) { m_energy_multiplier = newval; }

src/graphics/referee.cpp

@@ -19,6 +19,7 @@
 #include "graphics/referee.hpp"
 
 #include "graphics/irr_driver.hpp"
+#include "graphics/light.hpp"
 #include "graphics/mesh_tools.hpp"
 #include "karts/abstract_kart.hpp"
 #include "io/file_manager.hpp"
@@ -148,6 +149,16 @@ Referee::Referee()
                                m_st_last_start_frame);
 
     irr_driver->applyObjectPassShader(m_scene_node);
+
+    if (irr_driver->isGLSL() && UserConfigParams::m_dynamic_lights)
+    {
+        m_light = irr_driver->addLight(core::vector3df(0.0f, 0.0f, 0.6f), 0.7f, 2.0f,
+            0.7f /* r */, 0.0 /* g */, 0.0f /* b */, false /* sun */, m_scene_node);
+    }
+    else
+    {
+        m_light = NULL;
+    }
 }   // Referee
 
 // ----------------------------------------------------------------------------
@@ -194,6 +205,9 @@ void Referee::attachToSceneNode()
     if(!m_scene_node->getParent())
         m_scene_node->setParent(irr_driver->getSceneManager()
                                           ->getRootSceneNode());
+
+    if (m_light != NULL)
+        m_light->setVisible(true);
 }   // attachToSceneNode
 
 // ----------------------------------------------------------------------------
@@ -205,6 +219,8 @@ void Referee::removeFromSceneGraph()
 {
     if(isAttached())
         irr_driver->removeNode(m_scene_node);
+    if (m_light != NULL)
+        m_light->setVisible(false);
 }   // removeFromSceneGraph
 
 // ----------------------------------------------------------------------------
@@ -218,9 +234,28 @@ void Referee::selectReadySetGo(int rsg)
         return;
     video::SMaterial &m = m_scene_node->getMaterial(m_st_traffic_buffer); // m_scene_node->getMesh()->getMeshBuffer(m_st_traffic_buffer)->getMaterial();
 
+    //if (irr_driver->isGLSL() && UserConfigParams::m_dynamic_lights)
+    //    m.MaterialType = irr_driver->getShader(ES_OBJECT_UNLIT);
+
     core::matrix4* matrix = &m.getTextureMatrix(0);
     matrix->setTextureTranslate(0.0f, rsg*0.333f);
 
+    if (m_light != NULL)
+    {
+        if (rsg == 0)
+        {
+            ((LightNode*)m_light)->setColor(0.6f, 0.0f, 0.0f);
+        }
+        else if (rsg == 1)
+        {
+            ((LightNode*)m_light)->setColor(0.7f, 0.23f, 0.0f);
+        }
+        else if (rsg == 2)
+        {
+            ((LightNode*)m_light)->setColor(0.0f, 0.6f, 0.0f);
+        }
+    }
+
     // disable lighting, we need to see the traffic light even if facing away
     // from the sun
     m.AmbientColor  = video::SColor(255, 255, 255, 255);

src/graphics/referee.hpp

@@ -79,6 +79,8 @@ private:
     /** The scene node for an instance of the referee. */
     scene::IAnimatedMeshSceneNode *m_scene_node;
 
+    scene::ISceneNode* m_light;
+
 public:
                 Referee();
                 Referee(const AbstractKart &kart);

src/graphics/render_lighting.cpp

@@ -68,6 +68,9 @@ unsigned IrrDriver::UpdateLightsInfo(scene::ICameraSceneNode * const camnode, fl
     std::vector<LightNode *> BucketedLN[15];
     for (unsigned int i = 0; i < lightcount; i++)
     {
+        if (!m_lights[i]->isVisible())
+            continue;
+
         if (!m_lights[i]->isPointLight())
         {
             m_lights[i]->render();