Diff: main.cpp

Revision:

1:897160a1a3ae

Parent:

0:b7f1f47bb26a

Child:

2:ffbfd3f53ee2

--- a/main.cpp	Mon Feb 03 14:26:29 2020 +0000
+++ b/main.cpp	Tue May 26 12:17:59 2020 +0000
@@ -1,27 +1,127 @@
-/* 
+/*
 ELEC2645 Embedded Systems Project
 School of Electronic & Electrical Engineering
 University of Leeds
 2019/20
 
-Name:
-Username:
-Student ID Number:
-Date:
+Name: Owen Cavender
+Username: el17oc
+Student ID Number: 201159294
+Date: 20/04/2020
+
+The game loop will be entered after the game is initialised. The first step is to process the
+user input (if any). The next step is to update the game engine depending on the input i.e.
+moving a character or checking for collisions. The final step is to update the display and render
+this on the LCD. There is usual
 */
 
 // includes
 #include "mbed.h"
 #include "Gamepad.h"
 #include "N5110.h"
+#include "snake.h"
+#include "GameEngine.h"
+
+//objects
+Gamepad pad;
+Snake snake;
+N5110 lcd;
+GameEngine engine;
+//functions
+
+void welcome();
+void render();
+void init();
+void update_game_state();
+
+int main()  //FUNCTION 0
+{
+
+    int fps = 6;  // frames per second
+
+    init();                   // initialise and then display welcome screen...
+    welcome();
+    wait(1.0f/fps);  // and wait for one frame period
+    render();
+
+    // game loop - read input, update the game state and render the display
+    while (1) {
+        snake.set_direction(pad);
+        update_game_state();
+        wait(1.0f/fps);                                 //need to make wait function - relate it to clock
+    }
+
+}
+
 
 
-// objects
-Gamepad pad;
-N5110 lcd;
+void init()
+{
+
+    snake.init();           //need to initialise snake class
+    pad.init();
+    lcd.init();
+    engine.init(48, 24, 48, 30);    // need to choose initial values A$AP   shx shy apx apy
+}
 
-int main()
+void update_game_state()   //FUNCTION 2
 {
-    
+
+    snake.set_direction(pad);
+    snake.move_and_draw_snake(lcd);
+    snake.gameover_true(lcd);
+    snake.check_if_scored(lcd, pad);
+
 }
 
+void welcome()
+{
+
+    lcd.printString("     SNAKE    ",0,1);
+    lcd.printString("  Press Start ",0,4);
+    lcd.refresh();
+
+    // wait flashing LEDs until start button is pressed
+    while ( pad.start_pressed() == false) {
+        lcd.setContrast( pad.read_pot1());
+        pad.leds_on();
+        wait(0.1);
+        pad.leds_off();
+        wait(0.1);
+    }
+
+}
+
+
+//void render(N5110 &lcd)
+//{
+void render()
+{
+    // clear screen, re-draw and refresh
+    lcd.clear();
+    lcd.drawRect(0, 0, 84, 42, FILL_TRANSPARENT);
+    lcd.refresh();
+}
+
+
+// for (int z=0; z<=_length; z++) {
+//     lcd.setPixel(snakebody[z].x, snakebody[z].y, 1);
+// }
+//use to draw wall - do i need to draw it everytime or can i do it as  constant
+//}
+
+
+
+
+
+
+//has an apple been collected? if so increase length by 1 increase score by 1 and makes coin collecting noise and spawn new apple
+//has snake touched itself or wall - if so end game - present score - make xxx sound fail --- apple needs to be different to the snakes body and different to wall
+//has button button been pressed - if so change direction accordingly
+//max length - when length = width x height - 1 - game complete
+//each pixel of length must follow the front pixel
+// 2 modes - time race - "get an apple before time runs out" - resets timer --- then classic snake
+
+
+
+//need to add audio, leds, (main menu end menu and entering and leaving the while(1) loop), time trial mode, .h files
\ No newline at end of file