From 51319c1e7e529225c3edb26f157c2d72fd849ad7 Mon Sep 17 00:00:00 2001
From: badlogic <badlogicgames@gmail.com>
Date: Fri, 12 Apr 2013 22:46:08 +0200
Subject: [PATCH] added invader rotation and lights

---
 .../src/com/badlogic/gdxinvaders/GdxInvadersDesktop.java         | 2 +-
 .../gdx-invaders/src/com/badlogic/gdxinvaders/Renderer.java      | 9 +++++++--
 .../src/com/badlogic/gdxinvaders/simulation/Invader.java         | 2 ++
 .../src/com/badlogic/gdxinvaders/simulation/Simulation.java      | 2 ++
 4 files changed, 12 insertions(+), 3 deletions(-)

diff --git a/demos/invaders/gdx-invaders/src/com/badlogic/gdxinvaders/GdxInvadersDesktop.java b/demos/invaders/gdx-invaders/src/com/badlogic/gdxinvaders/GdxInvadersDesktop.java
index 742301d82..918c06124 100644
--- a/demos/invaders/gdx-invaders/src/com/badlogic/gdxinvaders/GdxInvadersDesktop.java
+++ b/demos/invaders/gdx-invaders/src/com/badlogic/gdxinvaders/GdxInvadersDesktop.java
@@ -23,7 +23,7 @@ public class GdxInvadersDesktop {
 		LwjglApplicationConfiguration config = new LwjglApplicationConfiguration();
 		config.title = "Gdx Invaders";
 		config.vSyncEnabled = true;
-		config.useGL20 = true;
+		config.useGL20 = false;
 		new LwjglApplication(new GdxInvaders(), config);
 	}
 }
diff --git a/demos/invaders/gdx-invaders/src/com/badlogic/gdxinvaders/Renderer.java b/demos/invaders/gdx-invaders/src/com/badlogic/gdxinvaders/Renderer.java
index 13d1883e3..9ac74b9dc 100644
--- a/demos/invaders/gdx-invaders/src/com/badlogic/gdxinvaders/Renderer.java
+++ b/demos/invaders/gdx-invaders/src/com/badlogic/gdxinvaders/Renderer.java
@@ -29,6 +29,7 @@ import com.badlogic.gdx.graphics.VertexAttribute;
 import com.badlogic.gdx.graphics.VertexAttributes.Usage;
 import com.badlogic.gdx.graphics.g2d.BitmapFont;
 import com.badlogic.gdx.graphics.g2d.SpriteBatch;
+import com.badlogic.gdx.graphics.g3d.Light;
 import com.badlogic.gdx.graphics.g3d.ModelBatch;
 import com.badlogic.gdx.graphics.g3d.RenderableProvider;
 import com.badlogic.gdx.graphics.g3d.shaders.DefaultShader;
@@ -71,6 +72,10 @@ public class Renderer {
 	/** perspective camera **/
 	private PerspectiveCamera camera;
 
+	/** the directional light **/
+	Light[] lights = { new Light(Color.WHITE, new Vector3(-1, -0.5f, 0).nor()) };
+
+
 	ModelBatch modelBatch;
 	
 	final Vector3 tmpV = new Vector3();
@@ -104,8 +109,8 @@ public class Renderer {
 		modelBatch.begin(camera);
 		modelBatch.render(simulation.explosions);
 		if (!simulation.ship.isExploding)
-			modelBatch.render(simulation.ship);
-		modelBatch.render(simulation.invaders);
+			modelBatch.render(simulation.ship, lights);
+		modelBatch.render(simulation.invaders, lights);
 		modelBatch.render(simulation.blocks);
 		modelBatch.render(simulation.shots);
 		modelBatch.end();
diff --git a/demos/invaders/gdx-invaders/src/com/badlogic/gdxinvaders/simulation/Invader.java b/demos/invaders/gdx-invaders/src/com/badlogic/gdxinvaders/simulation/Invader.java
index a88762d15..d2c0c0b99 100644
--- a/demos/invaders/gdx-invaders/src/com/badlogic/gdxinvaders/simulation/Invader.java
+++ b/demos/invaders/gdx-invaders/src/com/badlogic/gdxinvaders/simulation/Invader.java
@@ -18,6 +18,7 @@ import com.badlogic.gdx.graphics.g3d.ModelInstance;
 import com.badlogic.gdx.math.Vector3;
 
 public class Invader extends ModelInstance {
+	public static float INVADER_ROTATION = 45f;
 	public static float INVADER_RADIUS = 0.75f;
 	public static float INVADER_VELOCITY = 1;
 	public static int INVADER_POINTS = 40;
@@ -61,5 +62,6 @@ public class Invader extends ModelInstance {
 				movedDistance = 0;
 			}
 		}
+		transform.rotate(0, 1, 0, INVADER_ROTATION * delta);
 	}
 }
diff --git a/demos/invaders/gdx-invaders/src/com/badlogic/gdxinvaders/simulation/Simulation.java b/demos/invaders/gdx-invaders/src/com/badlogic/gdxinvaders/simulation/Simulation.java
index a191e9014..4727c6cbf 100644
--- a/demos/invaders/gdx-invaders/src/com/badlogic/gdxinvaders/simulation/Simulation.java
+++ b/demos/invaders/gdx-invaders/src/com/badlogic/gdxinvaders/simulation/Simulation.java
@@ -16,6 +16,7 @@ package com.badlogic.gdxinvaders.simulation;
 import java.util.ArrayList;
 
 import com.badlogic.gdx.Gdx;
+import com.badlogic.gdx.graphics.Color;
 import com.badlogic.gdx.graphics.GL10;
 import com.badlogic.gdx.graphics.Mesh;
 import com.badlogic.gdx.graphics.Texture;
@@ -23,6 +24,7 @@ import com.badlogic.gdx.graphics.VertexAttribute;
 import com.badlogic.gdx.graphics.Pixmap.Format;
 import com.badlogic.gdx.graphics.Texture.TextureFilter;
 import com.badlogic.gdx.graphics.VertexAttributes.Usage;
+import com.badlogic.gdx.graphics.g3d.Light;
 import com.badlogic.gdx.graphics.g3d.Model;
 import com.badlogic.gdx.graphics.g3d.loader.ObjLoader;
 import com.badlogic.gdx.graphics.g3d.materials.BlendingAttribute;
-- 
2.11.0