From 80d3a9bff1d5999ec5504b50103be7687672227a Mon Sep 17 00:00:00 2001
From: Piotr Dziwinski <piotrdz@gmail.com>
Date: Wed, 26 Sep 2012 23:18:57 +0200
Subject: Lighting fix (experimental)

- changed fixed light allocation to prioritized per-use basis
- minor refactoring in CPlanet and CWater
---
 src/graphics/engine/lightman.h | 21 ++++++++++++++++++---
 1 file changed, 18 insertions(+), 3 deletions(-)

(limited to 'src/graphics/engine/lightman.h')

diff --git a/src/graphics/engine/lightman.h b/src/graphics/engine/lightman.h
index c50d176..3b96e51 100644
--- a/src/graphics/engine/lightman.h
+++ b/src/graphics/engine/lightman.h
@@ -64,6 +64,16 @@ struct LightProgression
     void SetTarget(float value);
 };
 
+/**
+ * \enum LightPriority
+ * \brief Priority in light assignment
+ */
+enum LightPriority
+{
+    LIGHT_PRI_HIGH,
+    LIGHT_PRI_LOW
+};
+
 /**
   \struct DynamicLight
   \brief Dynamic light in 3D scene
@@ -77,6 +87,9 @@ struct DynamicLight
     //! Whether the light is turned on
     bool enabled;
 
+    //! Priority in assignment
+    LightPriority priority;
+
     //! Configuration of the light
     Light light;
 
@@ -123,7 +136,7 @@ public:
     //! Clears and disables all lights
     void            FlushLights();
     //! Creates a new dynamic light and returns its index (lightRank)
-    int             CreateLight();
+    int             CreateLight(LightPriority priority = LIGHT_PRI_LOW);
     //! Deletes and disables the given dynamic light
     bool            DeleteLight(int lightRank);
     //! Sets the light parameters for dynamic light
@@ -161,7 +174,7 @@ public:
     //! Sets the destination color for dynamic light's color progression
     bool            SetLightColor(int lightRank, const Color &color);
     //! Returns current light color
-    Color      GetLightColor(int lightRank);
+    Color           GetLightColor(int lightRank);
     //! Sets the rate of change for dynamic light colors (RGB)
     bool            SetLightColorSpeed(int lightRank, float speed);
 
@@ -170,7 +183,7 @@ public:
     //! Updates (recalculates) all dynamic lights
     void            UpdateLights();
     //! Enables or disables dynamic lights affecting the given object type
-    void            UpdateLightsEnableState(EngineObjectType type);
+    void            UpdateDeviceLights(EngineObjectType type);
 
 protected:
     CInstanceManager* m_iMan;
@@ -181,6 +194,8 @@ protected:
     float             m_time;
     //! List of dynamic lights
     std::vector<DynamicLight> m_dynLights;
+    //! Map of current light allotment: graphics light -> dynamic light
+    std::vector<int>  m_lightMap;
 };
 
 }; // namespace Gfx
-- 
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