Zhang Xin yu
/
ZhangXinyu201090208
zhangxinyu01text
Diff: main.cpp
- Revision:
- 6:d9d05b321b4d
- Parent:
- 4:d349e5d847cf
- Child:
- 10:167d0aa1c9b3
--- a/main.cpp Fri Feb 16 13:37:49 2018 +0000 +++ b/main.cpp Wed Feb 21 10:04:46 2018 +0000 @@ -18,21 +18,24 @@ N5110 lcd(PTC9,PTC0,PTC7,PTD2,PTD1,PTC11); Gamepad pad; PongEngine pong; + ///////////// prototypes /////////////// void init(); void update_game(UserInput input); void render(); void welcome(); + ///////////// functions //////////////// int main() { int fps = 8; // frames per second - init(); - welcome(); + init(); // initialise and then display welcome screen... + welcome(); // waiting for the user to start - render(); // draw initial frame - wait(1.0f/fps); + 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) { @@ -43,17 +46,19 @@ } } +// initialies all classes and libraries void init() { // need to initialise LCD and Gamepad lcd.init(); pad.init(); - // initialise the game + // initialise the game with correct ball and paddle sizes pong.init(PADDLE_WIDTH,PADDLE_HEIGHT,BALL_SIZE,BALL_SPEED); } +// this function draws each frame on the LCD void render() { // clear screen, re-draw and refresh @@ -62,6 +67,7 @@ lcd.refresh(); } +// simple splash screen displayed on start-up void welcome() { lcd.printString(" Pong! ",0,1);