Nemesis game, second enemy

Files at this revision

API Documentation at this revision

Comitter:
musallambseiso
Date:
Wed May 03 20:04:00 2017 +0000
Parent:
7:56bb2fb8b9f3
Commit message:
Removed redundant code, perfected Doxygen, added inline comments.

Changed in this revision

Enemy2.cpp Show annotated file Show diff for this revision Revisions of this file
Enemy2.h Show annotated file Show diff for this revision Revisions of this file
--- a/Enemy2.cpp	Tue May 02 22:14:15 2017 +0000
+++ b/Enemy2.cpp	Wed May 03 20:04:00 2017 +0000
@@ -2,24 +2,27 @@
 
 Enemy2::Enemy2()
 {
-
 }
 
 Enemy2::~Enemy2()
 {
+}
 
-}
+
+// Initializion method:
 
 void Enemy2::init(int speed)
 {   
-    int x = rand() % 63 + 84;
-    _x = x;
-    _y = 7;
+    _x = rand() % 63 + 84;  // Starting x position is randomized off screen. Creates a random ship generation.
+    _y = 7;                 // Starting y position (fixed, second lane)
 
-    _velocity.x = -speed;
+    _velocity.x = -speed;   // Velocity is based on the speed, which is input when method is used.
     _velocity.y = 0;
 }
 
+
+// Draws second enemy ship onto LCD:
+
 void Enemy2::draw(N5110 &lcd)
 {
     lcd.drawLine(_x,_y,_x,_y+5,1);
@@ -29,12 +32,19 @@
     lcd.drawLine(_x-4,_y+2,_x-4,_y+3,1);
 }
 
+
+// Updates second enemy ship's position:
+
 void Enemy2::update()
 {
+    // X and y positions depend on velocity:
     _x += _velocity.x;
     _y += _velocity.y;
 }
 
+
+// Obtains second enemy ship's current position:
+
 Vector2D Enemy2::get_pos()
 {
     Vector2D p = {_x,_y};
--- a/Enemy2.h	Tue May 02 22:14:15 2017 +0000
+++ b/Enemy2.h	Wed May 03 20:04:00 2017 +0000
@@ -6,6 +6,17 @@
 #include "Gamepad.h"
 #include "Friendly.h"
 
+/** Enemy2 Class
+@brief Used for generating the second enemy ship in the Nemesis game. Includes drawing and updating functions. 
+@brief Incorporates N5110.h file by Craig A. Evans.
+
+@brief Revision 1.0
+
+@author Musallam M. M. Bseiso
+@date   3rd May 2017
+*/
+
+
 class Enemy2
 {
 
@@ -31,6 +42,8 @@
     /** Draw Enemy2
     *   
     *   Draws the second enemy ship onto the LCD, in accordance with the parameters initialized in the "init" method.
+    *   @param N5110 - nokia LCD library
+    *   @param lcd - pointer to nokia LCD library
     */
     void draw(N5110 &lcd);