Diff: main.cpp

Revision:

4:d744920089ea

Parent:

2:794ed187ffcd

Child:

5:0da65740cd5e

--- a/main.cpp	Sat May 04 16:02:52 2019 +0000
+++ b/main.cpp	Sun May 05 13:53:39 2019 +0000
@@ -1,46 +1,86 @@
-
+///////// pre-processor directives ////////
 #include "mbed.h"
 #include "Gamepad.h"
 #include "N5110.h"
+#include "SpaceRebEngine.h"
 
-//                  y     x     button
+
+#define SPACEINVADER_WIDTH 2
+#define SPACEINVADER_HEIGHT 8
+#define MISSILES_SIZE 2
+#define MISSILES_SPEED 3
+
+/////////////// structs /////////////////
+struct UserInput {
+    Direction d;
+    float mag;
+};
+/////////////// objects ///////////////
 N5110 lcd(PTC9,PTC0,PTC7,PTD2,PTD1,PTC11);
 Gamepad pad;
-int sprite[8][11] =   {
-    { 0,0,1,0,0,0,0,0,1,0,0 },
-    { 0,0,0,1,0,0,0,1,0,0,0 },
-    { 0,0,1,1,1,1,1,1,1,0,0 },
-    { 0,1,1,0,1,1,1,0,1,1,0 },
-    { 1,1,1,1,1,1,1,1,1,1,1 },
-    { 1,0,1,1,1,1,1,1,1,0,1 },
-    { 1,0,1,0,0,0,0,0,1,0,1 },
-    { 0,0,0,1,1,0,1,1,0,0,0 },
-};
+SpaceRebEngine spacerebellion;
+
+///////////// prototypes ///////////////
+void init();
+void update_game(UserInput input);
+void render();
+void welcome();
 
-int main() {
-    
-    lcd.init();
-    pad.init();      
-    lcd.setContrast(0.6);
+///////////// functions ////////////////
+int main()
+{
+    int fps = 8;  // frames per second
+
+    init();     // initialise and then display welcome screen...
+    welcome();  // waiting for the user to start
     
-    float SUM_x = WIDTH/2-6;
-    float SUM_y = HEIGHT/2-4;
-    
-    while(1) {
-        
-        lcd.normalMode();      // normal colour mode
-        lcd.setBrightness(0.9); // put LED backlight on 50%
+    render();  // first draw the initial frame 
+    wait(1.0f/fps);  // and wait for one frame period
+
+
+    // game loop - read input, update the game state and render the display
+    while (1) {
+        spacerebellion.read_input(pad);
+        spacerebellion.update(pad);
+        render();
+        wait(1.0f/fps);
+    }
+}
+
+// initialies all classes and libraries
+void init()
+{
+    // need to initialise LCD and Gamepad 
+    lcd.init();
+    pad.init();
+     
+    // initialise the game with correct ball and paddle sizes
+    spacerebellion.init(SPACEINVADER_WIDTH,SPACEINVADER_HEIGHT,MISSILES_SIZE,MISSILES_SPEED);
+
+}
 
-        lcd.clear();
-        pad.get_mapped_coord();
-        Vector2D mapped_coord = pad.get_mapped_coord();
-        SUM_x = SUM_x + (mapped_coord.x*7);
-        SUM_y = SUM_y - (mapped_coord.y*7);
-        
-        wait(0.0001);
-        lcd.drawSprite(SUM_x,SUM_y,8,11,(int *)sprite); 
-        lcd.refresh();
+// this function draws each frame on the LCD
+void render()
+{
+    // clear screen, re-draw and refresh
+    lcd.clear();  
+    spacerebellion.draw(lcd);
+    lcd.refresh();
+}
+
+// simple splash screen displayed on start-up
+void welcome() {
+    
+    lcd.printString("     Space Rebellion!    ",0,1);  
+    lcd.printString("  Press Start ",0,4);
+    lcd.refresh();
+     
+    // wait flashing LEDs until start button is pressed 
+    while ( pad.check_event(Gamepad::START_PRESSED) == false) {
+        pad.leds_on();
+        wait(0.1);
+        pad.leds_off();
+        wait(0.1);
     }
-    
-    
+ 
 }