Changeset 3597 in orxonox.OLD for orxonox/trunk/src/light.h

Timestamp:

Mar 17, 2005, 11:04:59 PM (20 years ago)

Author:

bensch

Message:

orxonox/trunk: Light is now a World-entity.

File:

• orxonox/trunk/src/light.h (modified) (3 diffs)

orxonox/trunk/src/light.h

@@ -17 +17 @@
 #define NUMBEROFLIGHTS GL_MAX_LIGHTS
 
-//! Enumerator for the attenuation-Type.
-/**
-   CONSTANT means GL_CONSTANT_ATTENUATION
-   LINEAR means   GL_LINEAR_ATTENUATION
-   QUADRATIC means GL_QUADRATIC_ATTENUATION
-*/
-enum AttenuationType {CONSTANT, LINEAR, QUADRATIC};
-
 // FORWARD DEFINITIONS //
 class Vector;
+
+//! A struct that holds information about a Light
+class Light : public WorldEntity
+{
+ public:
+  Light(int lightNumber);
+  ~Light(void);
+
+  void setPosition(Vector position);
+  void setPosition(GLfloat x, GLfloat y, GLfloat z);
+  void setDiffuseColor(GLfloat r, GLfloat g, GLfloat b);
+  void setSpecularColor(GLfloat r, GLfloat g, GLfloat b);
+  void setAttenuation(float constantAttenuation, float linearAttenuation, float quadraticAttenuation);
+  void setSpotDirection(Vector direction);
+  void setSpotCutoff(GLfloat cutoff);
+
+  virtual void draw();
+
+  // attributes
+
+  int lightNumber;            //!< The number of this Light.
+  GLfloat lightPosition[4];   //!< The Position of this Light.
+  GLfloat diffuseColor[4];    //!< The Diffuse Color this Light emmits.
+  GLfloat specularColor[4];   //!< The specular Color of this Light.
+  float constantAttenuation;  //!< The Factor of the the Constant Attenuation.
+  float linearAttenuation;    //!< The Factor of the the Linear Attenuation.
+  float quadraticAttenuation; //!< The Factor of the the Quadratic Attenuation.
+  GLfloat spotDirection[4];   //!< The direction of the Spot Light.
+  GLfloat spotCutoff;         //!< The cutoff Angle of the Light Source
+
+  void debug(void);
+};
 
 //! A class that handles Lights
@@ -32 +56 @@
    A Light is a source that emits light rays (photons)
 */
-class Light : public BaseObject
+class LightManager : public BaseObject
 {
  private:
-  //! A struct that holds information about a Light
-  struct LightValue
-  {
-    int lightNumber;            //!< The number of this Light.
-    GLfloat lightPosition[4];   //!< The Position of this Light.
-    GLfloat diffuseColor[4];    //!< The Diffuse Color this Light emmits.
-    GLfloat specularColor[4];   //!< The specular Color of this Light.
-    AttenuationType attenuationType;//!< The AttenuationType of this Light.
-    float attenuationFactor;    //!< The Factor the attenuation should have.
-    GLfloat spotDirection[4];   //!< The direction of the Spot Light.
-    GLfloat spotCutoff;         //!< The cutoff Angle of the Light Source
-  };
-
-  static Light* singletonRef;    //!< This is the LightHandlers Reference.
+  LightManager(void);
+  void initLight(int LightNumber);
+  
+  static LightManager* singletonRef;    //!< This is the LightHandlers Reference.
   GLfloat ambientColor[4];       //!< The ambient Color of the scene.
 
-
-  Light(void);
-
-  void init(int LightNumber);  
-  LightValue** lights;           //!< An array of Lenght NUMBEROFLIGHTS, that holds pointers to all LightValues.
-  LightValue* currentLight;      //!< The current Light, we are working with.
+  Light** lights;                //!< An array of Lenght NUMBEROFLIGHTS, that holds pointers to all LightValues.
+  Light* currentLight;           //!< The current Light, we are working with.
   
  public:
-  static Light* getInstance();
-  virtual ~Light(void);
+  static LightManager* getInstance();
+  virtual ~LightManager(void);
 
   // set Attributes
@@ -69 +79 @@
   void deleteLight(int lightNumber);
 
+  void setAmbientColor(GLfloat r, GLfloat g, GLfloat b);
+
+  //set Attributes
   void setPosition(Vector position);
   void setPosition(GLfloat x, GLfloat y, GLfloat z);
   void setDiffuseColor(GLfloat r, GLfloat g, GLfloat b);
   void setSpecularColor(GLfloat r, GLfloat g, GLfloat b);
-  void setAttenuation(AttenuationType type, float factor);
-  void setAmbientColor(GLfloat r, GLfloat g, GLfloat b);
+  void setAttenuation(float constantAttenuation, float linearAttenuation, float quadraticAttenuation);
   void setSpotDirection(Vector direction);
   void setSpotCutoff(GLfloat cutoff);