JianWei Lee
Meteor defense project
Diff: GameEngine/GameEngine.cpp
- Revision:
- 49:bf802df54786
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/GameEngine/GameEngine.cpp Thu May 04 11:55:00 2017 +0000
@@ -0,0 +1,223 @@
+#include "GameEngine.h"
+
+GameEngine::GameEngine()
+{
+
+}
+
+GameEngine::~GameEngine()
+{
+
+}
+void GameEngine::startingMenu(Gamepad &pad, N5110 &lcd) {
+ _gui.startingMenu(lcd);
+ ledNumber ++;
+ pad.led(ledNumber, 1.0);
+ pad.led(ledNumber - 1, 0.0);
+ if (ledNumber == 6) {
+ ledNumber = 0;
+ } else {
+ pad.led(6, 0.0);
+ }
+ _gui.preventDoubleClick(pad);
+
+}
+void GameEngine::init(int w) {
+ NumberOfLife = 3; //3 life on every wave
+ weap.init();
+ _d1.droneInit(20, 46, 0, 42, weap._droneDamage, weap._droneRange); //drone1 is taking left side pixel 0 to 42.
+ _d2.droneInit(62, 46, 42, 84, weap._droneDamage, weap._droneRange); //drone2 is taking right side pixel 42 to 83;
+ spa.init(w);
+ //printf("init completed \n");
+}
+void GameEngine::update(Gamepad &pad, N5110 &lcd) {
+ weap.init();
+ _d1.drone_main(scnd.Arr, scnd.cArr, lcd);
+ _d2.drone_main(scnd.Arr, scnd.cArr, lcd);
+ drawSpawn(lcd);
+ laser_and_cannon(pad, lcd);
+ bomb_And_Shield(pad, lcd);
+ checkGameRule(pad, lcd);
+ //_gui.preventDoubleClick(pad);
+}
+void GameEngine::weapUpgrade(Gamepad &pad, N5110 &lcd) {
+ if (pad.check_event(Gamepad::START_PRESSED)) {
+ _gui.upgrading_flag = 1;
+ _gui.preventDoubleClick(pad);
+ while (_gui.upgrading_flag == 1) {
+ //printf("laserDamage = %i \n",weap._laserDamage);
+ //go to the upgrade page with all the values (from Weapon) as reference.
+ _gui.upgrades(weap._laserDamage, weap._bombDamage, weap._bombRange, weap._bombCooldown, weap._droneDamage, weap._droneRange, weap._shieldCapacity, weap._shieldRegenRate, weap._cannonDamage, weap._cannonCapacity, weap._cannonRegenRate, pad, lcd);
+ //printf("_gui.saveTheData = %d",_gui.saveTheData);
+ if (_gui.saveTheData_flag == 1) {
+ Data _upgrades = _gui.get_data(); //saving data
+ //_gui.testingtest(_upgrades); //code used to test the struct
+ weap.setVar(_upgrades.up, _upgrades.up1);
+ weap.setVar(_upgrades.u1p, _upgrades.u1p1);
+ //printf("TESTING up = %d, up1 = %d, u1p = %d, u1p1 = %d \n",_upgrades.up,_upgrades.up1,_upgrades.u1p,_upgrades.u1p1);
+ _gui.saveTheData_flag = 0;
+ _gui.upgrading_flag = 0; //get out of while loop after done upgrading
+ }
+ lcd.refresh();
+ wait(0.2);
+ lcd.clear();
+ }
+ doneUpgrade_flag = 1;
+ //remember to re-initialise everything after a wave.
+ }
+}
+void GameEngine::drawSpawn(N5110 &lcd){
+ updateArray(); //clean up & update the main.Arr after the spawn took damage.
+ if (drawit == 0) {
+ drawit = 30;
+ spa.summon_spawn(main.Arr, main.cArr);//summon spawn when drawit == 0
+ spa.moveSpawnABC(main.Arr, scnd.Arr, main.cArr, scnd.cArr);
+ spa.moveSpawnDE(main.Arr, scnd.Arr, main.cArr, scnd.cArr);
+ //printf("why u do this to cannonFiring_flag?? cannonFiring_flag = %d \n",weap.cannonFiring_flag);
+ if ( fireInTheHole_flag ==1) { //this code because whenever spawn ABCDE moves, weap.cannonFiring_flag goes to 0 automatically (NO IDEA WHY)
+ weap.cannonFiring_flag = 1;
+ }
+ } else {
+ drawit -= 0.5;
+ spa.moveSpawnDE(main.Arr, scnd.Arr, main.cArr, scnd.cArr);
+ spa.moveSpawnB(main.Arr, scnd.Arr, main.cArr, scnd.cArr);
+ //printf("moving spawn b \n");
+ }
+ spa.updateSpawn(main.Arr, scnd.Arr, main.cArr, scnd.cArr, lcd);
+}
+void GameEngine::laser_and_cannon(Gamepad &pad, N5110 &lcd) {
+ weap.drawPlayer(pad, lcd);
+ weap.cannon_recharge();
+ weap.cannon_Meter(lcd);
+ //draw a line for the laser when button is pressed
+ if (pad.buttonhold_A == 1) {
+ //printf("hi, button is working \n");
+ weap.weaponMath(pad);
+ weap.laser_Main(scnd.Arr, scnd.cArr, lcd);
+
+ //cannon can only be fired when the laser is switched on.
+ if ( weap._cannon > 320) { //when sufficient, check for button Y.
+ if ( pad.check_event(Gamepad::Y_PRESSED)) { //press button to set flag (fire the cannon)
+ fireInTheHole_flag = 1;
+ }
+ }
+ }
+ if ( fireInTheHole_flag == 1) { //if flag toggled
+ weap.cannon_main(scnd.Arr, scnd.cArr, lcd);
+ }
+ if ( weap.cannonFiring_flag == 0) { //clear flag when cannon is done
+ fireInTheHole_flag = 0;
+ }
+}
+void GameEngine::checkGameRule(Gamepad &pad, N5110 &lcd) {
+ //the only way to lose a life is when a spawn reaches y = 46.
+ numberOfLife_leds(pad);
+ for ( int x = 0; x < 84; x ++) {
+ if (main.Arr[x][46] > 0) { //if anything reaches line y=46
+ NumberOfLife --;
+ pad.tone(750.0,0.5);
+ //printf("opps you lost a life. NumberOfLife = %d \n",NumberOfLife);
+ if (NumberOfLife == 0) {
+ gameOver(pad, lcd);
+ }
+ }
+ }
+}
+void GameEngine::gameOver(Gamepad &pad, N5110 &lcd) {
+ while (retry_flag == 0 && gameMenu_flag == 0) { //while both are 0
+ lcd.clear();
+ lcd.printString("Game Over",10,3);
+ lcd.printString("GiveUp Retry",0,5);
+ lcd.refresh();
+ pad.leds_on();
+ wait(0.1);
+ pad.leds_off();
+ wait(0.1);
+ //printf("press a button pls. you lost retry_flag = %d gameMenu_flag = %d\n",retry_flag,gameMenu_flag);
+ //must click atleast one button to continue
+ if (pad.check_event(Gamepad::START_PRESSED)) {
+ retry_flag = 1;
+ printf("retry pressed \n");
+ update_RetryToMain();
+ }
+ if (pad.check_event(Gamepad::BACK_PRESSED)) {
+ gameMenu_flag = 1; //bring the player to game menu
+ printf("player surrendered \n");
+ }
+
+ }
+}
+void GameEngine::numberOfLife_leds(Gamepad &pad) {
+ //light up LEDs depends on number of lifes left.
+ if (NumberOfLife == 3) {
+ pad.leds_on(); //turn on all leds
+ }
+ if (NumberOfLife == 2) {
+ pad.led(1, 1.0); //turn on led 1, 2, 5 and 6
+ pad.led(2, 1.0);
+ pad.led(3, 0.0);
+ pad.led(4, 0.0);
+ pad.led(5, 1.0);
+ pad.led(6, 1.0);
+ }
+ if (NumberOfLife == 1) {
+ pad.led(1, 1.0); //turn on led 1 and 6
+ pad.led(2, 0.0);
+ pad.led(3, 0.0);
+ pad.led(4, 0.0);
+ pad.led(5, 0.0);
+ pad.led(6, 1.0);
+ }
+}
+void GameEngine::bomb_And_Shield(Gamepad &pad, N5110 &lcd) {
+ weap.bomb_main(scnd.Arr, pad, lcd);
+ if (pad.check_event(Gamepad::X_PRESSED)) {
+ //to prevent from detonating the bomb at instant when button X is accidentally pressed
+ //printf("instant bomb detonate prevented");
+ }
+ weap.shield_main(scnd.Arr, scnd.cArr, pad, lcd);
+ if (pad.check_event(Gamepad::B_PRESSED)) {
+ //to prevent the button from clicking twice
+ printf("shield double click prevented");
+ }
+}
+void GameEngine::updateArray() { //update main array with secondary array and clean up the array
+ for (int x = 0; x < Cols; x++) {
+ for (int y = 0; y < Rows; y++) {
+ main.Arr[x][y] = scnd.Arr[x][y];
+ //printf(" main.Arr[%d][%d] = %d \n",x,y,scnd.Arr[x][y]);
+ spa.deleteChar(x, y, main.Arr, scnd.cArr);
+ }
+ }
+}
+void GameEngine::update_MainToRetry() { //update Retry array with main array
+ for (int x = 0; x < Cols; x ++) {
+ for (int y = 0; y < Rows; y ++) {
+ retry.Arr[x][y] = main.Arr[x][y];
+ retry.cArr[x][y]= main.cArr[x][y];
+ }
+ }
+ printf("main to retry array updated \n");
+}
+void GameEngine::update_RetryToMain() {//update main & secondary array with Retry array
+ for (int x = 0; x < Cols; x ++) {
+ for (int y = 0; y < Rows; y ++) {
+ main.Arr[x][y] = retry.Arr[x][y];
+ main.cArr[x][y] = retry.cArr[x][y];
+ scnd.Arr[x][y] = retry.Arr[x][y];
+ scnd.cArr[x][y] = retry.cArr[x][y];
+ }
+ }
+ printf("retry to main array updated \n");
+}
+void GameEngine::reset_Game() { //reset everything in the game
+ for (int x = 0; x < Cols; x ++) {
+ for (int y = 0; y < Rows; y ++) { //clear array
+ main.Arr[x][y] = 0;
+ main.cArr[x][y] = '\0';
+ scnd.Arr[x][y] = 0;
+ scnd.cArr[x][y] = '\0';
+ }
+ }
+ weap.reset_WeaponVariables(); //clear weapon variables
+}
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