Nemesis game third enemy

Files at this revision

API Documentation at this revision

Comitter:
musallambseiso
Date:
Wed May 03 20:04:08 2017 +0000
Parent:
3:ed7f3ee41871
Commit message:
Removed redundant code, perfected Doxygen, added inline comments.

Changed in this revision

Enemy3.cpp Show annotated file Show diff for this revision Revisions of this file
Enemy3.h Show annotated file Show diff for this revision Revisions of this file
diff -r ed7f3ee41871 -r bc02594c4902 Enemy3.cpp
--- a/Enemy3.cpp	Tue May 02 22:14:22 2017 +0000
+++ b/Enemy3.cpp	Wed May 03 20:04:08 2017 +0000
@@ -2,24 +2,27 @@
 
 Enemy3::Enemy3()
 {
-
 }
 
 Enemy3::~Enemy3()
 {
+}
 
-}
+
+// Initializion method:
 
 void Enemy3::init(int speed)
 {
-    int x = rand() % 63 + 84;
-    _x = x;
-    _y = 13;
+    _x = rand() % 63 + 84;  // Starting x position is randomized off screen. Creates a random ship generation.
+    _y = 13;                // Starting y position (fixed, third lane)
 
-    _velocity.x = -speed;
+    _velocity.x = -speed;   // Velocity is based on the speed, which is input when method is used.
     _velocity.y = 0;
 }
 
+
+// Draws third enemy ship onto LCD:
+
 void Enemy3::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 third enemy ship's position:
+
 void Enemy3::update()
 {
+    // X and y positions depend on velocity:
     _x += _velocity.x;
     _y += _velocity.y;
 }
 
+
+// Obtains third enemy ship's current position:
+
 Vector2D Enemy3::get_pos()
 {
     Vector2D p = {_x,_y};
diff -r ed7f3ee41871 -r bc02594c4902 Enemy3.h
--- a/Enemy3.h	Tue May 02 22:14:22 2017 +0000
+++ b/Enemy3.h	Wed May 03 20:04:08 2017 +0000
@@ -6,6 +6,17 @@
 #include "Gamepad.h"
 #include "Friendly.h"
 
+/** Enemy3 Class
+@brief Used for generating the third 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 Enemy3
 {
 
@@ -31,6 +42,8 @@
     /** Draw Enemy3
     *   
     *   Draws the third 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);