ELEC2645 (2019/20) / Mbed 2 deprecated ELEC2645_Project_el18jb

test 1 doc

Dependencies:   mbed Gamepad2

Engine/Engine.cpp@7:530ca713d2b2, 2020-05-26 (annotated)

Committer:
joebarhouch
Date:
Tue May 26 01:45:20 2020 +0000
Revision:
7:530ca713d2b2
Parent:
6:00d20886e4f8
Child:
8:d19b30a6cd69
Fully functional game physics with floor collision and jumps

Who changed what in which revision?

UserRevisionLine numberNew contents of line
joebarhouch 3:e4e1cbf750b6 1 #include "Engine.h"
joebarhouch 3:e4e1cbf750b6 2
joebarhouch 7:530ca713d2b2 3 Platform maps[5] = {Platform(0, 15, 20, 3), Platform(64, 15, 20, 3), Platform(0, 40, 20, 3), Platform(64, 40, 20, 3), Platform(20, 30, 30, 3)};
joebarhouch 7:530ca713d2b2 4 int mapSize = sizeof(maps)/sizeof(*maps);
joebarhouch 7:530ca713d2b2 5
joebarhouch 7:530ca713d2b2 6
joebarhouch 7:530ca713d2b2 7 ////////////////////// DRAW MAP //////////////////////////
joebarhouch 7:530ca713d2b2 8 void drawMap(N5110 &lcd)
joebarhouch 7:530ca713d2b2 9 {
joebarhouch 7:530ca713d2b2 10 for (int i = 0; i < mapSize; i++) {
joebarhouch 7:530ca713d2b2 11 maps[i].draw(lcd);
joebarhouch 7:530ca713d2b2 12
joebarhouch 7:530ca713d2b2 13 //debugs
joebarhouch 7:530ca713d2b2 14 //coords = maps[i].get_pos();
joebarhouch 7:530ca713d2b2 15 //printf("x: %i, y: %i,w: %i,h: %i \n",coords.x, coords.y, coords.width, coords.height);
joebarhouch 7:530ca713d2b2 16 }
joebarhouch 7:530ca713d2b2 17 //debugs
joebarhouch 7:530ca713d2b2 18 //printf("-----------------------------------------\n");
joebarhouch 7:530ca713d2b2 19 }
joebarhouch 7:530ca713d2b2 20
joebarhouch 7:530ca713d2b2 21
joebarhouch 7:530ca713d2b2 22
joebarhouch 3:e4e1cbf750b6 23 Engine::Engine()
joebarhouch 3:e4e1cbf750b6 24 {
joebarhouch 3:e4e1cbf750b6 25 }
joebarhouch 3:e4e1cbf750b6 26 Engine::~Engine()
joebarhouch 3:e4e1cbf750b6 27 {
joebarhouch 3:e4e1cbf750b6 28 }
joebarhouch 3:e4e1cbf750b6 29
joebarhouch 6:00d20886e4f8 30
joebarhouch 6:00d20886e4f8 31 ////////////////////// INIT ////////////////////////////
joebarhouch 3:e4e1cbf750b6 32 void Engine::init()
joebarhouch 3:e4e1cbf750b6 33 {
joebarhouch 3:e4e1cbf750b6 34 //init coord
joebarhouch 3:e4e1cbf750b6 35 _px = WIDTH / 2;
joebarhouch 7:530ca713d2b2 36 _py = 5;
joebarhouch 6:00d20886e4f8 37
joebarhouch 6:00d20886e4f8 38
joebarhouch 3:e4e1cbf750b6 39 //init call
joebarhouch 3:e4e1cbf750b6 40 _p.init(_px, _py);
joebarhouch 7:530ca713d2b2 41
joebarhouch 7:530ca713d2b2 42 //physics parameters
joebarhouch 7:530ca713d2b2 43 _Ypos = 0;
joebarhouch 7:530ca713d2b2 44 _fall = true;
joebarhouch 7:530ca713d2b2 45 _collide = false;
joebarhouch 3:e4e1cbf750b6 46 }
joebarhouch 3:e4e1cbf750b6 47
joebarhouch 6:00d20886e4f8 48
joebarhouch 6:00d20886e4f8 49
joebarhouch 6:00d20886e4f8 50 ////////////////////// INPUT //////////////////////////
joebarhouch 5:928c2eee4109 51 //reads direction and magnitude from the JOYSTICK to control the player
joebarhouch 3:e4e1cbf750b6 52 void Engine::read_input(Gamepad &pad)
joebarhouch 3:e4e1cbf750b6 53 {
joebarhouch 3:e4e1cbf750b6 54 _d = pad.get_direction();
joebarhouch 3:e4e1cbf750b6 55 _mag = pad.get_mag();
joebarhouch 7:530ca713d2b2 56 _jump = pad.A_held();
joebarhouch 3:e4e1cbf750b6 57 }
joebarhouch 3:e4e1cbf750b6 58
joebarhouch 7:530ca713d2b2 59
joebarhouch 7:530ca713d2b2 60
joebarhouch 7:530ca713d2b2 61
joebarhouch 7:530ca713d2b2 62
joebarhouch 6:00d20886e4f8 63 ////////////////////// DRAW ///////////////////////////
joebarhouch 6:00d20886e4f8 64 //draw both player and map
joebarhouch 3:e4e1cbf750b6 65 void Engine::draw(N5110 &lcd)
joebarhouch 3:e4e1cbf750b6 66 {
joebarhouch 7:530ca713d2b2 67
joebarhouch 7:530ca713d2b2 68 drawMap(lcd);
joebarhouch 7:530ca713d2b2 69
joebarhouch 3:e4e1cbf750b6 70 // player
joebarhouch 3:e4e1cbf750b6 71 _p.draw(lcd);
joebarhouch 7:530ca713d2b2 72
joebarhouch 3:e4e1cbf750b6 73 }
joebarhouch 3:e4e1cbf750b6 74
joebarhouch 7:530ca713d2b2 75
joebarhouch 7:530ca713d2b2 76
joebarhouch 7:530ca713d2b2 77
joebarhouch 6:00d20886e4f8 78 ////////////////////// UPDATE //////////////////////////
joebarhouch 5:928c2eee4109 79 //provide the player file with necessary Joystick values
joebarhouch 3:e4e1cbf750b6 80 void Engine::update(Gamepad &pad)
joebarhouch 3:e4e1cbf750b6 81 {
joebarhouch 7:530ca713d2b2 82
joebarhouch 7:530ca713d2b2 83 floorCollide();
joebarhouch 7:530ca713d2b2 84 _p.update(_d,_mag, _Ypos, _fall, _jump);
joebarhouch 6:00d20886e4f8 85 }
joebarhouch 3:e4e1cbf750b6 86
joebarhouch 7:530ca713d2b2 87
joebarhouch 6:00d20886e4f8 88 /*
joebarhouch 7:530ca713d2b2 89
joebarhouch 6:00d20886e4f8 90
joebarhouch 6:00d20886e4f8 91 if (_collision == true) {
joebarhouch 6:00d20886e4f8 92
joebarhouch 6:00d20886e4f8 93 //debug
joebarhouch 6:00d20886e4f8 94 //printf("collison\n");
joebarhouch 6:00d20886e4f8 95 } else {
joebarhouch 6:00d20886e4f8 96
joebarhouch 6:00d20886e4f8 97 //debug
joebarhouch 6:00d20886e4f8 98 //printf("no collison\n");
joebarhouch 6:00d20886e4f8 99 }
joebarhouch 3:e4e1cbf750b6 100 //enemmyCollide(pad);
joebarhouch 3:e4e1cbf750b6 101 }
joebarhouch 6:00d20886e4f8 102 */
joebarhouch 6:00d20886e4f8 103
joebarhouch 7:530ca713d2b2 104
joebarhouch 6:00d20886e4f8 105 ////////////////////// FLOOR COLLISION //////////////////////////
joebarhouch 7:530ca713d2b2 106 void Engine::floorCollide()
joebarhouch 6:00d20886e4f8 107 {
joebarhouch 7:530ca713d2b2 108 //player.x + 8 >= coords[j].x && player.x +1 <= coords[j].x + coords[j].width && player.y +9 >= coords[j].y && player.y+9 <= coords[j].y + coords[j].height
joebarhouch 7:530ca713d2b2 109 _collide = false;
joebarhouch 7:530ca713d2b2 110 int a;
joebarhouch 6:00d20886e4f8 111 Vector2D player = _p.get_pos();
joebarhouch 7:530ca713d2b2 112 Vector4 coords[mapSize];
joebarhouch 7:530ca713d2b2 113
joebarhouch 7:530ca713d2b2 114 for(int i = 0; i<mapSize; i++) {
joebarhouch 7:530ca713d2b2 115 coords[i] = maps[i].get_pos();
joebarhouch 7:530ca713d2b2 116 }
joebarhouch 7:530ca713d2b2 117
joebarhouch 6:00d20886e4f8 118
joebarhouch 7:530ca713d2b2 119 if(_collide == false) {
joebarhouch 7:530ca713d2b2 120 _fall = true;
joebarhouch 7:530ca713d2b2 121 for(int j=0; j < mapSize; j++) {
joebarhouch 7:530ca713d2b2 122 if(player.x + 8 >= coords[j].x && player.x +1 <= coords[j].x + coords[j].width && player.y +9 >= coords[j].y && player.y+9 <= coords[j].y + coords[j].height) {
joebarhouch 7:530ca713d2b2 123 a = j;
joebarhouch 7:530ca713d2b2 124 _collide = true;
joebarhouch 7:530ca713d2b2 125 //printf("%i, %i\n", player.x, player.y );
joebarhouch 7:530ca713d2b2 126 }
joebarhouch 7:530ca713d2b2 127 }
joebarhouch 6:00d20886e4f8 128 }
joebarhouch 7:530ca713d2b2 129
joebarhouch 7:530ca713d2b2 130 if(_collide == true){
joebarhouch 7:530ca713d2b2 131 _Ypos = coords[a].y - 8;
joebarhouch 7:530ca713d2b2 132 _fall = false;
joebarhouch 7:530ca713d2b2 133 _collide = false;
joebarhouch 7:530ca713d2b2 134 }
joebarhouch 7:530ca713d2b2 135
joebarhouch 6:00d20886e4f8 136 }
joebarhouch 3:e4e1cbf750b6 137
joebarhouch 5:928c2eee4109 138