Diff: DashEngine/DashEngine.cpp

Revision:

3:1231a3961984

Parent:

2:5d3aac7fd3df

--- a/DashEngine/DashEngine.cpp	Tue May 08 11:15:58 2018 +0000
+++ b/DashEngine/DashEngine.cpp	Thu May 24 17:37:17 2018 +0000
@@ -0,0 +1,176 @@
+#include "DashEngine.h"
+
+void scoreTicker_isr();
+volatile int g_score_flag=0; 
+
+DashEngine::DashEngine() 
+{
+
+} 
+
+DashEngine::~DashEngine() 
+{
+
+}
+
+
+
+
+void DashEngine::init(int car_width,int car_height,int _x,int _y,int level_height) 
+{
+
+// initialise the game parameters
+    _car_width = car_width; 
+    _car_height = car_height; 
+    _car_x = _x; 
+    _car_y = _y; 
+    _level_height = level_height;
+    
+    
+  _car.init(_car_width,_car_height,_car_x,_car_y);
+}
+
+void DashEngine::read_input(Gamepad &pad) 
+{ 
+    _d = pad.get_direction();
+    pad.check_event(Gamepad::START_PRESSED) == false;
+}
+
+void DashEngine::draw(N5110 &lcd,Gamepad &pad)
+{
+    lcd.drawRect(0,0,82,48,0); // Draws in the LCD buffer
+    
+    _level.draw(lcd); // Level
+    
+    for(std::vector<Level*>::iterator it = LevelVectors.begin(); it != LevelVectors.end(); it++){
+        (*it)->draw(lcd); //Iterator
+    
+    _car.draw(lcd); // Car
+    //printf("%d\n",drawcar);
+    
+    }
+    
+void DashEngine::addLevel()
+{
+    LevelVectors.push_back(new Level()); // Adds a new Level at the end of the vector, after its current last Level. The Level is copied (or moved) to the new Level.
+
+}
+    
+void DashEngine::update(N5110 & lcd,Gamepad & pad)
+{
+    _level.get.velocity();
+    _car.update(_d);
+    score_timer(pad);
+    counter++; // Increment counter each cycle 
+    if(counter == 25){
+        counter =0;
+        addLevel();
+        }
+    for std::vector<Level*>::iterator it = LevelVectors.begin(); it != LevelVectors.end(); it++){
+        (*it)>>draw(lcd); //Iterator
+        }
+        
+    check_wall_collision(pad);
+    //printf("%d\n", wallcollision)
+    
+    check_level_collision(pad);
+    //printf("%d\n", levelcollision)
+    
+void DashEngine::check_wall_collision(Gamepad & pad)
+{ 
+    // read current car attributes
+    Vector2D car_pos = _car.get_pos();
+    
+    // check if hit left wall
+    if(car_pos.x <= 1){ // 1 to 1 pixel boundary 
+       car_pos.x = 1;
+       // audio feedback
+       pad.tone(750.0,0.1);
+    }
+    // check if hit right wall
+    else if(car_pos.x >= (80)){
+        // audio feedback
+        pad.tone(750.0,0.1);
+    }
+    
+    // update car parameters
+    _car.set_pos(car_pos);
+}
+
+void DashEngine::check_level_collisions(N5110 &lcd,Gamepad &pad)
+{
+    // read current car attributes
+    Vector2D car_pos = _car.get_pos();
+    Vector2D car_velocity = _car.get_velocity();
+    
+    // see if the pixels below the car are clear
+    if (!(lcd.getPixel(car_pos.x, car_pos.y + _car_height+1) || lcd.getPixel(car_pos.x, car_pos.y + _car_height + 2))){
+        
+        levelcollision = 0;
+    }
+    //printf("%d\n",levelcollision=0)
+    
+    
+    if ((lcd.getPixel(car_pos.x, car_pos.y + _car_height+1) || lcd.getPixel(car_pos.x, car_pos.y + _car_height + 2))){
+        
+        levelcollision = 1;
+        pad.tone(850.0,0.1);
+    }
+    //printf("%d\n",levelcollision=1)
+     
+    if ( (levelcollision == 0)){
+        car_velocity.y = 1;
+    }
+    
+      
+    if ( (levelcollision == 1)){
+        car_velocity.y = -1;
+    }
+    
+    // update car parameters
+    _car.set_velocity(car_velocity);
+    _car.set_pos(car_pos);
+}
+    
+void DashEngine::score_timer(Gamepad & pad){
+    
+    if (g_score_flag==1) {
+        
+        _car.add_score();
+        }
+}
+
+void DashEngine::check_gameover(N5110 & lcd, Gamepad & pad)
+{
+    Vector2D car_pos = _car.get_pos();
+    
+    int car_score = _car.get_score();
+    
+    //check if car hits the top 
+    if (car_pos.y <= 1) {
+        
+        int i=0;
+        while(1) {
+            i++;
+            
+        if (i==15){
+    
+        // auido feedback
+        pad.tone(300.0,0.2);
+        wait(0.5);
+        pad.tone(500.0,0.4);
+        wait(0.5);
+        pad.tone(700.0,1.0);
+    }
+    
+        // end of game screen
+        lcd.clear();
+        lcd.printString(" GAME OVER! ",0,1);
+        lcd.printString(" SCORE: ",0,4);
+    
+        char buffer1[14];
+        sprintf(buffer1,"%2d",car_score);
+        lcd.printString(buffer1,25,4);
+        lcd.refresh();
+    }
+}}