Added rotation capability and added a new calss Vector3f that holds 3 float values for ex rotation

src/ei/engine/scene/Sprite.java

@@ -83,35 +83,47 @@ public class Sprite extends Entity {
 		}
 		return texture.getImageHeight();
 	}
-	
+
 	/**
 	 * Draw the sprite
 	 */
 	public void render() {
 		// store the current model matrix
 		GL11.glPushMatrix();
-
+		//Reset The Current Modelview Matrix
+		GL11.glLoadIdentity();
+		
+		//set rotation of the sprite 
+		// And the rotation
+		setRotationGL();
+		//Set the location
+		setTranslationGL();
+        
 		// bind to the appropriate texture for this sprite
-		texture.bind();
-
-		// translate to the right location and prepare to draw
-		GL11.glTranslatef((int)getLocation().getX(), (int)getLocation().getY(), 0);		
+		texture.bindGL();
 		GL11.glColor3f(1,1,1);
 
 		// draw a quad textured to match the sprite
 		GL11.glBegin(GL11.GL_QUADS);
 		{
+			//Vertex at the upper left
 			GL11.glTexCoord2f(0, 0);
 			GL11.glVertex2f(0, 0);
+			//Vertex at the down left
 			GL11.glTexCoord2f(0, texture.getHeight());
 			GL11.glVertex2f(0, texture.getImageHeight());
+			//Vertex at the upper right
 			GL11.glTexCoord2f(texture.getWidth(), texture.getHeight());
 			GL11.glVertex2f(texture.getImageWidth(),texture.getImageHeight());
+			//Vertex at the down right
 			GL11.glTexCoord2f(texture.getWidth(), 0);
 			GL11.glVertex2f(texture.getImageWidth(),0);
 		}
 		GL11.glEnd();
-
+		
+		
+		//Reset The Current Modelview Matrix
+		GL11.glLoadIdentity();
 		// restore the model view matrix to prevent contamination
 		GL11.glPopMatrix();
 	}