ELEC2645 (2019/20)
Game designed for project
MyClasses/Ball/Ball.cpp@3:5ede4ac61af1, 2020-05-24 (annotated)
- Committer:
- vaib
- Date:
- Sun May 24 09:15:25 2020 +0000
- Revision:
- 3:5ede4ac61af1
Created a class for the balls's movement and am now working of the obstacles/blocks
Who changed what in which revision?
| User | Revision | Line number | New contents of line |
|---|---|---|---|
| vaib | 3:5ede4ac61af1 | 1 | #include "Ball.h" |
| vaib | 3:5ede4ac61af1 | 2 | |
| vaib | 3:5ede4ac61af1 | 3 | void Ball::init(int radius, int height, int speed) |
| vaib | 3:5ede4ac61af1 | 4 | { |
| vaib | 3:5ede4ac61af1 | 5 | _radius = radius; |
| vaib | 3:5ede4ac61af1 | 6 | |
| vaib | 3:5ede4ac61af1 | 7 | _x = WIDTH/2 - _radius; |
| vaib | 3:5ede4ac61af1 | 8 | _y = height; |
| vaib | 3:5ede4ac61af1 | 9 | |
| vaib | 3:5ede4ac61af1 | 10 | srand(time(NULL)); |
| vaib | 3:5ede4ac61af1 | 11 | int direction = rand() % 2; // randomise initial direction. |
| vaib | 3:5ede4ac61af1 | 12 | |
| vaib | 3:5ede4ac61af1 | 13 | // 4 possibilities. Get random modulo and set velocities accordingly |
| vaib | 3:5ede4ac61af1 | 14 | if (direction == 0) { |
| vaib | 3:5ede4ac61af1 | 15 | _velocity.x = speed; |
| vaib | 3:5ede4ac61af1 | 16 | _velocity.y = speed; |
| vaib | 3:5ede4ac61af1 | 17 | } else (direction == 1) { |
| vaib | 3:5ede4ac61af1 | 18 | _velocity.x = -speed; |
| vaib | 3:5ede4ac61af1 | 19 | _velocity.y = speed; |
| vaib | 3:5ede4ac61af1 | 20 | } |
| vaib | 3:5ede4ac61af1 | 21 | } |
| vaib | 3:5ede4ac61af1 | 22 | |
| vaib | 3:5ede4ac61af1 | 23 | void Ball::print_lcd(N5110 &lcd) |
| vaib | 3:5ede4ac61af1 | 24 | { |
| vaib | 3:5ede4ac61af1 | 25 | lcd.drawCircle(_x, _y, _radius, FILL_BLACK); |
| vaib | 3:5ede4ac61af1 | 26 | } |
| vaib | 3:5ede4ac61af1 | 27 | |
| vaib | 3:5ede4ac61af1 | 28 | void Ball::set_size(int radius) |
| vaib | 3:5ede4ac61af1 | 29 | { |
| vaib | 3:5ede4ac61af1 | 30 | _radius = radius; |
| vaib | 3:5ede4ac61af1 | 31 | } |
| vaib | 3:5ede4ac61af1 | 32 | |
| vaib | 3:5ede4ac61af1 | 33 | void Ball::set_position(int x, int y) |
| vaib | 3:5ede4ac61af1 | 34 | { |
| vaib | 3:5ede4ac61af1 | 35 | _x = x; |
| vaib | 3:5ede4ac61af1 | 36 | _y = y; |
| vaib | 3:5ede4ac61af1 | 37 | } |
| vaib | 3:5ede4ac61af1 | 38 | |
| vaib | 3:5ede4ac61af1 | 39 | void Ball::set_velocity(Vector2D velocity) |
| vaib | 3:5ede4ac61af1 | 40 | { |
| vaib | 3:5ede4ac61af1 | 41 | _velocity.x = velocity.x; |
| vaib | 3:5ede4ac61af1 | 42 | _velocity.y = velocity.y; |
| vaib | 3:5ede4ac61af1 | 43 | } |
| vaib | 3:5ede4ac61af1 | 44 | |
| vaib | 3:5ede4ac61af1 | 45 | void Ball::update_position() |
| vaib | 3:5ede4ac61af1 | 46 | { |
| vaib | 3:5ede4ac61af1 | 47 | _x += _velocity.x; |
| vaib | 3:5ede4ac61af1 | 48 | _y += _velocity.y; |
| vaib | 3:5ede4ac61af1 | 49 | } |
| vaib | 3:5ede4ac61af1 | 50 | |
| vaib | 3:5ede4ac61af1 | 51 | void Ball::get_position() |
| vaib | 3:5ede4ac61af1 | 52 | { |
| vaib | 3:5ede4ac61af1 | 53 | Vector2D position = {_x, _y}; |
| vaib | 3:5ede4ac61af1 | 54 | return position; |
| vaib | 3:5ede4ac61af1 | 55 | } |
| vaib | 3:5ede4ac61af1 | 56 | |
| vaib | 3:5ede4ac61af1 | 57 | void Ball:get_velocity() |
| vaib | 3:5ede4ac61af1 | 58 | { |
| vaib | 3:5ede4ac61af1 | 59 | Vector2D velocity = {_velocity.x, _velocity.y}; |
| vaib | 3:5ede4ac61af1 | 60 | return velocity |
| vaib | 3:5ede4ac61af1 | 61 | } |