X-Git-Url: http://git.tdb.fi/?p=libs%2Fgl.git;a=blobdiff_plain;f=source%2Fmaterials%2Flight.h;h=189380cdb7a1e2f1b619423761b708bfadc8b2dc;hp=606ec67325812d535d305c5756ca82bcfb439528;hb=HEAD;hpb=adc26a2e141a2853b6c5025130c46a46cece4b84

diff --git a/source/materials/light.h b/source/materials/light.h
index 606ec673..189380cd 100644
--- a/source/materials/light.h
+++ b/source/materials/light.h
@@ -19,7 +19,7 @@ implement different types of lights.
 Lights are usually grouped with a Lighting object, which can be used in a
 Sequence::Step.
 
-Lights do not cast shadows by themselves.  See ShadowMap for that.
+Shadows can be added to lights by using the ShadowMap effect.
 */
 class Light: public Placeable
 {
@@ -48,21 +48,22 @@ public:
 	};
 
 protected:
-	Color color;
-	unsigned generation;
+	Color color = { 1.0f };
+	unsigned generation = 0;
 
+	Light() = default;
 public:
-	Light();
+	virtual ~Light() = default;
 
-	/** Sets the color of the Light. */
+	/** Sets the color of the light. */
 	void set_color(const Color &);
 
 	const Color &get_color() const { return color; }
 
 	unsigned get_generation() const { return generation; }
 
-	/** Updates a ProgramData object with the uniforms for the Light.  A light
-	source index must be passed in.  Primarily used by Lighting. */
+	/** Updates a ProgramData object with the uniform values for the light.  A
+	light source index must be passed in. */
 	void update_shader_data(ProgramData &, unsigned) const;
 
 protected: