ELEC2645 (2015/16) / Mbed 2 deprecated el14ns_project

My ELEC2645 project. Nikollao Sulollari. 200804685

Dependencies:   N5110 SoftPWM mbed

Fork of Treasure_Hunt by ELEC2645 (2015/16)

main.h@8:606a488fa720, 2016-04-18 (annotated)

Committer:
Nikollao
Date:
Mon Apr 18 09:59:32 2016 +0000
Revision:
8:606a488fa720
Parent:
7:f31a4b4beb91
Child:
9:ce2d9c42edea
Improve obstacles level 6

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Nikollao 5:ffa498d7071f 1 /**
Nikollao 5:ffa498d7071f 2 @file main.h
Nikollao 5:ffa498d7071f 3 @brief Header file contains functions and variables
Nikollao 5:ffa498d7071f 4 @brief Treasure Hunt - Embedded Systems Project
Nikollao 5:ffa498d7071f 5 @brief Revision 1.0
Nikollao 5:ffa498d7071f 6 @author Nikollao Sulollari
Nikollao 5:ffa498d7071f 7 @Date 26/03/2016
Nikollao 5:ffa498d7071f 8 */
Nikollao 5:ffa498d7071f 9
Nikollao 5:ffa498d7071f 10 #ifndef MAIN_H
Nikollao 5:ffa498d7071f 11 #define MAIN_H
Nikollao 5:ffa498d7071f 12 #include "mbed.h"
Nikollao 7:f31a4b4beb91 13 #include "N5110.h"
Nikollao 5:ffa498d7071f 14
Nikollao 7:f31a4b4beb91 15 #define DIRECTION_TOLERANCE 0.05
Nikollao 7:f31a4b4beb91 16 /**
Nikollao 7:f31a4b4beb91 17 @nameSpace r_led
Nikollao 7:f31a4b4beb91 18 @brief output for status of red LED
Nikollao 7:f31a4b4beb91 19 */
Nikollao 7:f31a4b4beb91 20 DigitalOut r_led(LED_RED);
Nikollao 7:f31a4b4beb91 21
Nikollao 7:f31a4b4beb91 22 /**
Nikollao 7:f31a4b4beb91 23 @nameSpace g_led
Nikollao 7:f31a4b4beb91 24 @brief output for status of green LED
Nikollao 7:f31a4b4beb91 25 */
Nikollao 7:f31a4b4beb91 26 DigitalOut g_led(LED_GREEN);
Nikollao 5:ffa498d7071f 27
Nikollao 5:ffa498d7071f 28 /**
Nikollao 7:f31a4b4beb91 29 @nameSpace b_led
Nikollao 7:f31a4b4beb91 30 @brief output for status of blue LED
Nikollao 5:ffa498d7071f 31 */
Nikollao 2:af5b5d42e835 32 DigitalOut b_led(LED_BLUE);
Nikollao 2:af5b5d42e835 33
Nikollao 7:f31a4b4beb91 34 /**
Nikollao 7:f31a4b4beb91 35 @nameSpace lcd
Nikollao 7:f31a4b4beb91 36 @brief object of the N5110 class
Nikollao 7:f31a4b4beb91 37 */
Nikollao 7:f31a4b4beb91 38 N5110 lcd(PTE26 , PTA0 , PTC4 , PTD0 , PTD2 , PTD1 , PTC3);
Nikollao 7:f31a4b4beb91 39
Nikollao 7:f31a4b4beb91 40 /**
Nikollao 7:f31a4b4beb91 41 @nameSpace pc
Nikollao 7:f31a4b4beb91 42 @brief serial connection between mbed and pc
Nikollao 7:f31a4b4beb91 43 */
Nikollao 7:f31a4b4beb91 44 Serial pc(USBTX,USBRX);
Nikollao 7:f31a4b4beb91 45
Nikollao 2:af5b5d42e835 46 // K64F on-board switches
Nikollao 2:af5b5d42e835 47 InterruptIn sw2(SW2);
Nikollao 2:af5b5d42e835 48 InterruptIn sw3(SW3);
Nikollao 2:af5b5d42e835 49
Nikollao 7:f31a4b4beb91 50 /**
Nikollao 7:f31a4b4beb91 51 @nameSpace button
Nikollao 7:f31a4b4beb91 52 @brief interrupt executes an event triggered task
Nikollao 7:f31a4b4beb91 53 */
Nikollao 2:af5b5d42e835 54 InterruptIn button(PTB2);
Nikollao 7:f31a4b4beb91 55
Nikollao 7:f31a4b4beb91 56 /**
Nikollao 7:f31a4b4beb91 57 @nameSpace xPot
Nikollao 7:f31a4b4beb91 58 @brief read x-axis position from the value of the joystick
Nikollao 7:f31a4b4beb91 59 */
Nikollao 2:af5b5d42e835 60 AnalogIn xPot(PTB3);
Nikollao 7:f31a4b4beb91 61
Nikollao 7:f31a4b4beb91 62 /**
Nikollao 7:f31a4b4beb91 63 @nameSpace yPot
Nikollao 7:f31a4b4beb91 64 @brief read y-axis position from the value of the joystick
Nikollao 7:f31a4b4beb91 65 */
Nikollao 2:af5b5d42e835 66 AnalogIn yPot(PTB10);
Nikollao 7:f31a4b4beb91 67
Nikollao 7:f31a4b4beb91 68 /**
Nikollao 7:f31a4b4beb91 69 @nameSpace buzzer
Nikollao 7:f31a4b4beb91 70 @brief create PWM signal to set buzzer duty cycle and period
Nikollao 7:f31a4b4beb91 71 */
Nikollao 7:f31a4b4beb91 72 PwmOut buzzer(PTC11);
Nikollao 7:f31a4b4beb91 73
Nikollao 7:f31a4b4beb91 74 /**
Nikollao 7:f31a4b4beb91 75 @nameSpace ticker
Nikollao 7:f31a4b4beb91 76 @brief interrupt executes a time-triggered task
Nikollao 7:f31a4b4beb91 77 */
Nikollao 7:f31a4b4beb91 78 Ticker ticker;
Nikollao 7:f31a4b4beb91 79
Nikollao 7:f31a4b4beb91 80 /**
Nikollao 7:f31a4b4beb91 81 @nameSpace game_ticker
Nikollao 7:f31a4b4beb91 82 @brief interrupt executes a time-triggered task
Nikollao 7:f31a4b4beb91 83 */
Nikollao 7:f31a4b4beb91 84 Ticker game_ticker;
Nikollao 7:f31a4b4beb91 85
Nikollao 7:f31a4b4beb91 86 /**
Nikollao 7:f31a4b4beb91 87 @nameSpace timeout
Nikollao 7:f31a4b4beb91 88 @brief interrupt calls a function after a specified amount of time
Nikollao 7:f31a4b4beb91 89 */
Nikollao 7:f31a4b4beb91 90 Timeout timeout;
Nikollao 7:f31a4b4beb91 91
Nikollao 7:f31a4b4beb91 92
Nikollao 7:f31a4b4beb91 93 /**
Nikollao 7:f31a4b4beb91 94 @nameSpace DirectionName
Nikollao 7:f31a4b4beb91 95 @brief define joystick's direction based on its x,y values
Nikollao 7:f31a4b4beb91 96 */
Nikollao 7:f31a4b4beb91 97 enum DirectionName {
Nikollao 7:f31a4b4beb91 98 UP,
Nikollao 7:f31a4b4beb91 99 DOWN,
Nikollao 7:f31a4b4beb91 100 LEFT,
Nikollao 7:f31a4b4beb91 101 RIGHT,
Nikollao 7:f31a4b4beb91 102 CENTRE,
Nikollao 7:f31a4b4beb91 103 UP_LEFT,
Nikollao 7:f31a4b4beb91 104 UP_RIGHT,
Nikollao 7:f31a4b4beb91 105 DOWN_LEFT,
Nikollao 7:f31a4b4beb91 106 DOWN_RIGHT
Nikollao 7:f31a4b4beb91 107 };
Nikollao 7:f31a4b4beb91 108
Nikollao 7:f31a4b4beb91 109 /**
Nikollao 7:f31a4b4beb91 110 @nameSpace Joystick
Nikollao 7:f31a4b4beb91 111 @brief create strcut Joystick
Nikollao 7:f31a4b4beb91 112 */
Nikollao 7:f31a4b4beb91 113 typedef struct JoyStick Joystick;
Nikollao 7:f31a4b4beb91 114 struct JoyStick {
Nikollao 7:f31a4b4beb91 115 double x; /// current x value
Nikollao 7:f31a4b4beb91 116 double x0; /// 'centred' x value
Nikollao 7:f31a4b4beb91 117 double y; /// current y value
Nikollao 7:f31a4b4beb91 118 double y0; /// 'centred' y value
Nikollao 7:f31a4b4beb91 119 int button; /// button state (assume pull-down used, so 1 = pressed, 0 = unpressed)
Nikollao 7:f31a4b4beb91 120 DirectionName direction; // current direction
Nikollao 7:f31a4b4beb91 121 };
Nikollao 7:f31a4b4beb91 122 /// create struct variable
Nikollao 7:f31a4b4beb91 123 Joystick joystick;
Nikollao 2:af5b5d42e835 124
Nikollao 5:ffa498d7071f 125 /**
Nikollao 5:ffa498d7071f 126 Displays an error message
Nikollao 5:ffa498d7071f 127 */
Nikollao 2:af5b5d42e835 128 void error();
Nikollao 5:ffa498d7071f 129
Nikollao 5:ffa498d7071f 130 /**
Nikollao 5:ffa498d7071f 131 set-up serial port
Nikollao 5:ffa498d7071f 132 */
Nikollao 2:af5b5d42e835 133 void init_serial();
Nikollao 5:ffa498d7071f 134
Nikollao 5:ffa498d7071f 135 /**
Nikollao 5:ffa498d7071f 136 set-up the on-board LEDs and switches
Nikollao 5:ffa498d7071f 137 */
Nikollao 2:af5b5d42e835 138 void init_K64F();
Nikollao 5:ffa498d7071f 139
Nikollao 5:ffa498d7071f 140 /**
Nikollao 5:ffa498d7071f 141 Set-up random variables and game menu
Nikollao 5:ffa498d7071f 142 */
Nikollao 2:af5b5d42e835 143 void init_game();
Nikollao 5:ffa498d7071f 144
Nikollao 5:ffa498d7071f 145 /**
Nikollao 5:ffa498d7071f 146 Set-up flag to 1
Nikollao 5:ffa498d7071f 147 */
Nikollao 5:ffa498d7071f 148
Nikollao 5:ffa498d7071f 149 /**
Nikollao 5:ffa498d7071f 150 Set-up flag to 1
Nikollao 5:ffa498d7071f 151 */
Nikollao 2:af5b5d42e835 152 void timer_isr();
Nikollao 5:ffa498d7071f 153
Nikollao 5:ffa498d7071f 154 /**
Nikollao 5:ffa498d7071f 155 Set-up flag to 1
Nikollao 5:ffa498d7071f 156 */
Nikollao 5:ffa498d7071f 157
Nikollao 5:ffa498d7071f 158 /**
Nikollao 5:ffa498d7071f 159 Set-up flag to 1
Nikollao 5:ffa498d7071f 160 */
Nikollao 2:af5b5d42e835 161 void game_timer_isr();
Nikollao 5:ffa498d7071f 162
Nikollao 5:ffa498d7071f 163 /**
Nikollao 5:ffa498d7071f 164 Set-up flag to 1
Nikollao 5:ffa498d7071f 165 */
Nikollao 2:af5b5d42e835 166 void sw2_isr();
Nikollao 5:ffa498d7071f 167
Nikollao 5:ffa498d7071f 168 /**
Nikollao 5:ffa498d7071f 169 Set-up flag to 1
Nikollao 5:ffa498d7071f 170 */
Nikollao 2:af5b5d42e835 171 void sw3_isr();
Nikollao 5:ffa498d7071f 172
Nikollao 5:ffa498d7071f 173 /**
Nikollao 5:ffa498d7071f 174 Set-up flag to 1
Nikollao 5:ffa498d7071f 175 */
Nikollao 2:af5b5d42e835 176 void button_isr();
Nikollao 5:ffa498d7071f 177
Nikollao 5:ffa498d7071f 178 /**
Nikollao 5:ffa498d7071f 179 Set-up flag to 1
Nikollao 5:ffa498d7071f 180 */
Nikollao 2:af5b5d42e835 181 void timeout_isr();
Nikollao 2:af5b5d42e835 182
Nikollao 5:ffa498d7071f 183 /**
Nikollao 5:ffa498d7071f 184 Set current position to default position of Joystick
Nikollao 5:ffa498d7071f 185 */
Nikollao 2:af5b5d42e835 186 void calibrateJoystick();
Nikollao 5:ffa498d7071f 187
Nikollao 5:ffa498d7071f 188 /**
Nikollao 5:ffa498d7071f 189 Update the values of the joystick to get current position
Nikollao 5:ffa498d7071f 190 */
Nikollao 2:af5b5d42e835 191 void updateJoystick();
Nikollao 2:af5b5d42e835 192
Nikollao 5:ffa498d7071f 193 /**
Nikollao 5:ffa498d7071f 194 Create an enemy rectangular shape
Nikollao 5:ffa498d7071f 195 */
Nikollao 2:af5b5d42e835 196 void enemyRect();
Nikollao 5:ffa498d7071f 197
Nikollao 5:ffa498d7071f 198 /**
Nikollao 5:ffa498d7071f 199 Create circle shape enemy
Nikollao 5:ffa498d7071f 200 */
Nikollao 2:af5b5d42e835 201 void enemyCircle();
Nikollao 5:ffa498d7071f 202
Nikollao 5:ffa498d7071f 203 /**
Nikollao 5:ffa498d7071f 204 creates the hero of the game
Nikollao 5:ffa498d7071f 205 */
Nikollao 2:af5b5d42e835 206 void hero();
Nikollao 5:ffa498d7071f 207
Nikollao 5:ffa498d7071f 208 /**
Nikollao 5:ffa498d7071f 209 Shows the right direction
Nikollao 5:ffa498d7071f 210 */
Nikollao 2:af5b5d42e835 211 void guidance();
Nikollao 5:ffa498d7071f 212
Nikollao 5:ffa498d7071f 213 /**
Nikollao 5:ffa498d7071f 214 Locates obstacles in the screen
Nikollao 5:ffa498d7071f 215 */
Nikollao 2:af5b5d42e835 216 void obstacles();
Nikollao 5:ffa498d7071f 217
Nikollao 5:ffa498d7071f 218 /**
Nikollao 5:ffa498d7071f 219 Gets enemies depending on the level
Nikollao 5:ffa498d7071f 220 */
Nikollao 3:d2cc054e8605 221 void enemies();
Nikollao 5:ffa498d7071f 222
Nikollao 5:ffa498d7071f 223 /**
Nikollao 5:ffa498d7071f 224 Get s vslue of the .y position, control menu
Nikollao 5:ffa498d7071f 225 */
Nikollao 2:af5b5d42e835 226 int menu();
Nikollao 4:f31bdc212241 227
Nikollao 6:c11bb31a06b3 228 //testing
Nikollao 6:c11bb31a06b3 229 void checkOverlap();
Nikollao 6:c11bb31a06b3 230 void userTouched();
Nikollao 6:c11bb31a06b3 231
Nikollao 5:ffa498d7071f 232 /**
Nikollao 5:ffa498d7071f 233 Check for intrersection
Nikollao 5:ffa498d7071f 234 @param i loops through x direction
Nikollao 5:ffa498d7071f 235 @param j loops through y direction
Nikollao 5:ffa498d7071f 236 @returns the number of pixels aroun the hero detected
Nikollao 5:ffa498d7071f 237 */
Nikollao 5:ffa498d7071f 238 int intersection(int i, int j);
Nikollao 5:ffa498d7071f 239
Nikollao 5:ffa498d7071f 240
Nikollao 7:f31a4b4beb91 241 //vars
Nikollao 7:f31a4b4beb91 242 volatile int rectX; /*!< used to determine x-axis position of the rect enemy */
Nikollao 7:f31a4b4beb91 243
Nikollao 7:f31a4b4beb91 244 volatile int rectY ;/*!< used to determine y-axis position of the rect enemy */
Nikollao 5:ffa498d7071f 245
Nikollao 6:c11bb31a06b3 246 volatile int circleX;/*!< used to determine x-axis position of the circular enemy */
Nikollao 5:ffa498d7071f 247
Nikollao 6:c11bb31a06b3 248 volatile int circleY;/*!< used to determine y-axis position of the circular enemy */
Nikollao 5:ffa498d7071f 249
Nikollao 6:c11bb31a06b3 250 volatile int heroX;/*!< used to move the hero along x-axis */
Nikollao 5:ffa498d7071f 251
Nikollao 6:c11bb31a06b3 252 volatile int heroY;/*!< used to move the hero along y-axis */
Nikollao 5:ffa498d7071f 253
Nikollao 6:c11bb31a06b3 254 volatile int level = 0; /*!< initiate the level difficulty of the game */
Nikollao 2:af5b5d42e835 255
Nikollao 6:c11bb31a06b3 256 volatile int g_timer_flag = 0; /*!< set timer flag in the isr, timer trigger interrupt */
Nikollao 5:ffa498d7071f 257
Nikollao 6:c11bb31a06b3 258 volatile int g_game_timer_flag = 0; /*!< set timer flag in the isr, timer trigger interrupt */
Nikollao 5:ffa498d7071f 259
Nikollao 6:c11bb31a06b3 260 volatile int g_sw2_flag = 0; /*!< set timer flag in the isr, event trigger interrupt */
Nikollao 5:ffa498d7071f 261
Nikollao 6:c11bb31a06b3 262 volatile int g_sw3_flag = 0; /*!< set timer flag in the isr, event trigger interrupt */
Nikollao 5:ffa498d7071f 263
Nikollao 6:c11bb31a06b3 264 volatile int g_button_flag = 0; /*!< set timer flag in the isr, event trigger interrupt */
Nikollao 2:af5b5d42e835 265
Nikollao 6:c11bb31a06b3 266 volatile int option = 0; /*!< select option in menu based on Joystick's movement */
Nikollao 5:ffa498d7071f 267
Nikollao 6:c11bb31a06b3 268 volatile int play = 0; /*!< counts the number of plays */
Nikollao 5:ffa498d7071f 269
Nikollao 6:c11bb31a06b3 270 volatile int tries = 0;/*!< counts the number of trials */
Nikollao 4:f31bdc212241 271
Nikollao 6:c11bb31a06b3 272 volatile int n;/*!< number of pixels overlapping */
Nikollao 8:606a488fa720 273 //int pixels[84][48];
Nikollao 4:f31bdc212241 274
Nikollao 6:c11bb31a06b3 275 int reset = 0; /*!< used to save current level of difficulty */
Nikollao 4:f31bdc212241 276
Nikollao 8:606a488fa720 277 int objectX = 0; /*!< used to move obstacles in the x-axis */
Nikollao 7:f31a4b4beb91 278
Nikollao 8:606a488fa720 279 int objectY = 20; /*!< used to move obstacles in the y-axis */
Nikollao 8:606a488fa720 280
Nikollao 8:606a488fa720 281 int state = 0; /*!< controls the direction of the objtacle */
Nikollao 8:606a488fa720 282 int countObject = 0;
Nikollao 7:f31a4b4beb91 283
Nikollao 7:f31a4b4beb91 284 void enemies()
Nikollao 8:606a488fa720 285
Nikollao 7:f31a4b4beb91 286 {
Nikollao 7:f31a4b4beb91 287 /// generate enemies in the screen depending on the level difficulty
Nikollao 7:f31a4b4beb91 288
Nikollao 7:f31a4b4beb91 289 if (level == 0) {
Nikollao 7:f31a4b4beb91 290
Nikollao 7:f31a4b4beb91 291 enemyRect();
Nikollao 7:f31a4b4beb91 292 //enemyCircle();
Nikollao 7:f31a4b4beb91 293 } else if (level == 1) {
Nikollao 7:f31a4b4beb91 294
Nikollao 7:f31a4b4beb91 295 enemyRect();
Nikollao 7:f31a4b4beb91 296 //enemyCircle();
Nikollao 7:f31a4b4beb91 297 } else if (level == 2) {
Nikollao 7:f31a4b4beb91 298
Nikollao 7:f31a4b4beb91 299 } else if (level == 3) {
Nikollao 7:f31a4b4beb91 300
Nikollao 7:f31a4b4beb91 301 }
Nikollao 7:f31a4b4beb91 302 enemyCircle();
Nikollao 7:f31a4b4beb91 303 }
Nikollao 7:f31a4b4beb91 304
Nikollao 7:f31a4b4beb91 305 void enemyRect()
Nikollao 7:f31a4b4beb91 306 {
Nikollao 7:f31a4b4beb91 307 ///generate rect shape enemy
Nikollao 7:f31a4b4beb91 308 lcd.drawRect(rectX,rectY,5,4,1);
Nikollao 7:f31a4b4beb91 309 rectX = rectX + rand()%4 - 2;
Nikollao 7:f31a4b4beb91 310 rectY++; ///enemy moving towards hero
Nikollao 7:f31a4b4beb91 311 }
Nikollao 7:f31a4b4beb91 312
Nikollao 7:f31a4b4beb91 313 void hero()
Nikollao 7:f31a4b4beb91 314 {
Nikollao 7:f31a4b4beb91 315 ///cotrol hero
Nikollao 7:f31a4b4beb91 316
Nikollao 8:606a488fa720 317 if (xPot > 0.60) {
Nikollao 7:f31a4b4beb91 318 heroX++;
Nikollao 8:606a488fa720 319 }
Nikollao 8:606a488fa720 320 else if (xPot < 0.40){
Nikollao 8:606a488fa720 321 heroX--;
Nikollao 7:f31a4b4beb91 322 } else {
Nikollao 8:606a488fa720 323 heroX = heroX;
Nikollao 7:f31a4b4beb91 324 }
Nikollao 7:f31a4b4beb91 325
Nikollao 8:606a488fa720 326 if (yPot > 0.60) {
Nikollao 7:f31a4b4beb91 327 heroY--;
Nikollao 8:606a488fa720 328 }
Nikollao 8:606a488fa720 329 else if (yPot < 0.40) {
Nikollao 8:606a488fa720 330 heroY++;
Nikollao 7:f31a4b4beb91 331 } else {
Nikollao 8:606a488fa720 332 heroY = heroY;
Nikollao 7:f31a4b4beb91 333 }
Nikollao 7:f31a4b4beb91 334 ///set x-axis boundaries so hero does not go out of screen
Nikollao 7:f31a4b4beb91 335 if (heroX > 35) {
Nikollao 7:f31a4b4beb91 336 heroX = 35;
Nikollao 7:f31a4b4beb91 337 }
Nikollao 7:f31a4b4beb91 338 if (heroX < -40) {
Nikollao 7:f31a4b4beb91 339 heroX = -40;
Nikollao 7:f31a4b4beb91 340 }
Nikollao 7:f31a4b4beb91 341 ///draw hero
Nikollao 7:f31a4b4beb91 342 lcd.drawLine(40+heroX, 47+heroY, 48+heroX, 43+heroY,1);
Nikollao 7:f31a4b4beb91 343 lcd.drawLine(40+heroX, 43+heroY,48+heroX, 47+heroY,1);
Nikollao 7:f31a4b4beb91 344 lcd.drawLine(44+heroX, 45+heroY,44+heroX, 41+heroY,1);
Nikollao 7:f31a4b4beb91 345 lcd.drawCircle(44+heroX, 39+heroY,2,0);
Nikollao 7:f31a4b4beb91 346 }
Nikollao 7:f31a4b4beb91 347
Nikollao 7:f31a4b4beb91 348 void enemyCircle()
Nikollao 7:f31a4b4beb91 349 {
Nikollao 7:f31a4b4beb91 350 ///generate circle shape enemy
Nikollao 7:f31a4b4beb91 351 lcd.drawCircle(circleX,circleY,4,1);
Nikollao 7:f31a4b4beb91 352 circleY = circleY + rand() %4 - 2;
Nikollao 8:606a488fa720 353
Nikollao 8:606a488fa720 354 if (circleY <= 10) {
Nikollao 8:606a488fa720 355 circleY = 10;
Nikollao 8:606a488fa720 356 }if (circleY >= 35) {
Nikollao 8:606a488fa720 357 circleY = 35;
Nikollao 8:606a488fa720 358 }
Nikollao 8:606a488fa720 359
Nikollao 7:f31a4b4beb91 360
Nikollao 7:f31a4b4beb91 361 circleX++; ///enemy moving towards hero
Nikollao 7:f31a4b4beb91 362 }
Nikollao 7:f31a4b4beb91 363
Nikollao 7:f31a4b4beb91 364 void init_game()
Nikollao 7:f31a4b4beb91 365 {
Nikollao 7:f31a4b4beb91 366 ///initialise game
Nikollao 7:f31a4b4beb91 367 //button.mode(PullNone);
Nikollao 7:f31a4b4beb91 368 srand(time(NULL)); /// generate random numbers
Nikollao 7:f31a4b4beb91 369 rectY = 0; /// init rectX, rectY
Nikollao 7:f31a4b4beb91 370 rectX = rand() %40 + 20;
Nikollao 7:f31a4b4beb91 371 circleY = rand() %20 + 10; /// init circleX, circleY
Nikollao 7:f31a4b4beb91 372 circleX = 0;
Nikollao 7:f31a4b4beb91 373
Nikollao 7:f31a4b4beb91 374 if ( play == 0) { ///if its first play print welcome message, otherwise don't
Nikollao 7:f31a4b4beb91 375
Nikollao 7:f31a4b4beb91 376 lcd.setBrightness(0.5); // put LED backlight on 50%
Nikollao 7:f31a4b4beb91 377 timeout.attach(&timeout_isr,2);
Nikollao 7:f31a4b4beb91 378 lcd.printString("Welcome to",11,1);
Nikollao 7:f31a4b4beb91 379 lcd.printString("Treasure Hunt!",1,3);
Nikollao 7:f31a4b4beb91 380 lcd.refresh();
Nikollao 7:f31a4b4beb91 381 sleep();
Nikollao 7:f31a4b4beb91 382 lcd.clear();
Nikollao 7:f31a4b4beb91 383 }
Nikollao 7:f31a4b4beb91 384 game_ticker.attach(game_timer_isr,0.2);
Nikollao 7:f31a4b4beb91 385
Nikollao 7:f31a4b4beb91 386 while (1) {
Nikollao 7:f31a4b4beb91 387
Nikollao 7:f31a4b4beb91 388 if (g_game_timer_flag) {
Nikollao 7:f31a4b4beb91 389
Nikollao 7:f31a4b4beb91 390 g_game_timer_flag = 0;
Nikollao 7:f31a4b4beb91 391 updateJoystick();
Nikollao 7:f31a4b4beb91 392 lcd.clear();
Nikollao 7:f31a4b4beb91 393 menu(); ///get Joystick's value to select option in menu
Nikollao 7:f31a4b4beb91 394 //option = menu();
Nikollao 7:f31a4b4beb91 395
Nikollao 7:f31a4b4beb91 396 if (option == 0) { /// select Start Game
Nikollao 7:f31a4b4beb91 397
Nikollao 7:f31a4b4beb91 398 lcd.printString("Start Game <",0,0);
Nikollao 7:f31a4b4beb91 399 lcd.printString("Settings",0,2);
Nikollao 7:f31a4b4beb91 400 lcd.printString("Exit",0,4);
Nikollao 7:f31a4b4beb91 401 } else if (option == 1) { /// select Settings
Nikollao 7:f31a4b4beb91 402
Nikollao 7:f31a4b4beb91 403 lcd.printString("Start Game",0,0);
Nikollao 7:f31a4b4beb91 404 lcd.printString("Settings <",0,2);
Nikollao 7:f31a4b4beb91 405 lcd.printString("Exit",0,4);
Nikollao 7:f31a4b4beb91 406 } else { /// select Exit
Nikollao 7:f31a4b4beb91 407
Nikollao 7:f31a4b4beb91 408 lcd.printString("Start Game",0,0);
Nikollao 7:f31a4b4beb91 409 lcd.printString("Settings",0,2);
Nikollao 7:f31a4b4beb91 410 lcd.printString("Exit <",0,4);
Nikollao 7:f31a4b4beb91 411 }
Nikollao 7:f31a4b4beb91 412 }
Nikollao 7:f31a4b4beb91 413 if (g_button_flag) {
Nikollao 7:f31a4b4beb91 414
Nikollao 7:f31a4b4beb91 415 g_button_flag = 0;
Nikollao 7:f31a4b4beb91 416
Nikollao 7:f31a4b4beb91 417 if (option == 0) {
Nikollao 7:f31a4b4beb91 418
Nikollao 7:f31a4b4beb91 419 game_ticker.detach();
Nikollao 7:f31a4b4beb91 420 break;
Nikollao 7:f31a4b4beb91 421 } else if (option == 1) {
Nikollao 8:606a488fa720 422
Nikollao 8:606a488fa720 423 lcd.clear();
Nikollao 8:606a488fa720 424 g_button_flag = 0;
Nikollao 8:606a488fa720 425 while(1) {
Nikollao 8:606a488fa720 426 //settings_menu();
Nikollao 8:606a488fa720 427 pc.printf("Modify Settings!");
Nikollao 8:606a488fa720 428 lcd.printString("Lcd Inverse <",0,0);
Nikollao 8:606a488fa720 429 if (g_button_flag) {
Nikollao 7:f31a4b4beb91 430
Nikollao 8:606a488fa720 431 lcd.inverseMode();
Nikollao 8:606a488fa720 432 break;
Nikollao 8:606a488fa720 433 }
Nikollao 8:606a488fa720 434 sleep();
Nikollao 8:606a488fa720 435 }
Nikollao 7:f31a4b4beb91 436 } else {
Nikollao 7:f31a4b4beb91 437
Nikollao 7:f31a4b4beb91 438 lcd.turnOff();
Nikollao 7:f31a4b4beb91 439 deepsleep();
Nikollao 7:f31a4b4beb91 440 }
Nikollao 7:f31a4b4beb91 441 }
Nikollao 7:f31a4b4beb91 442 sleep();
Nikollao 7:f31a4b4beb91 443 }
Nikollao 7:f31a4b4beb91 444 }
Nikollao 7:f31a4b4beb91 445 void guidance()
Nikollao 7:f31a4b4beb91 446 {
Nikollao 7:f31a4b4beb91 447 /// show arrow to act as guidance towards the treasure
Nikollao 7:f31a4b4beb91 448 if (level < 7) { ///check level of difficulty
Nikollao 7:f31a4b4beb91 449
Nikollao 7:f31a4b4beb91 450 lcd.drawLine(42,0,42,4,1);
Nikollao 7:f31a4b4beb91 451 lcd.drawLine(42,0,40,2,1);
Nikollao 7:f31a4b4beb91 452 lcd.drawLine(42,0,44,2,1);
Nikollao 7:f31a4b4beb91 453 } else if (level == 7) {
Nikollao 7:f31a4b4beb91 454
Nikollao 7:f31a4b4beb91 455 lcd.printString("F",42,0); /// print the treasure icon
Nikollao 7:f31a4b4beb91 456 } else if (level == 8) {
Nikollao 7:f31a4b4beb91 457
Nikollao 7:f31a4b4beb91 458 ticker.detach();
Nikollao 7:f31a4b4beb91 459 lcd.clear();
Nikollao 7:f31a4b4beb91 460 lcd.printString("Well done!",0,0);
Nikollao 7:f31a4b4beb91 461 lcd.refresh();
Nikollao 7:f31a4b4beb91 462 timeout.attach(&timeout_isr,2);
Nikollao 7:f31a4b4beb91 463 sleep();
Nikollao 7:f31a4b4beb91 464 lcd.clear();
Nikollao 7:f31a4b4beb91 465 lcd.printString("Play again <",0,0);
Nikollao 7:f31a4b4beb91 466 lcd.refresh();
Nikollao 7:f31a4b4beb91 467 sleep();
Nikollao 7:f31a4b4beb91 468
Nikollao 7:f31a4b4beb91 469 if (g_button_flag) {
Nikollao 7:f31a4b4beb91 470
Nikollao 7:f31a4b4beb91 471 g_button_flag = 0;
Nikollao 7:f31a4b4beb91 472 level = 0;
Nikollao 8:606a488fa720 473 // play++;
Nikollao 7:f31a4b4beb91 474 lcd.clear();
Nikollao 7:f31a4b4beb91 475 //main();
Nikollao 7:f31a4b4beb91 476 }
Nikollao 7:f31a4b4beb91 477 }
Nikollao 7:f31a4b4beb91 478 }
Nikollao 7:f31a4b4beb91 479
Nikollao 7:f31a4b4beb91 480 void obstacles()
Nikollao 7:f31a4b4beb91 481 {
Nikollao 7:f31a4b4beb91 482 /// place obstacles in the screen
Nikollao 7:f31a4b4beb91 483 /// as level difficulty increases, more obstacles are added
Nikollao 7:f31a4b4beb91 484 if (level == 1) {
Nikollao 7:f31a4b4beb91 485
Nikollao 7:f31a4b4beb91 486 lcd.drawRect(10,15,2,2,1);
Nikollao 7:f31a4b4beb91 487 lcd.drawRect(74,15,2,2,1);
Nikollao 7:f31a4b4beb91 488 } else if (level == 2) {
Nikollao 7:f31a4b4beb91 489
Nikollao 7:f31a4b4beb91 490 lcd.drawRect(10,15,2,2,1);
Nikollao 7:f31a4b4beb91 491 lcd.drawRect(74,15,2,2,1);
Nikollao 7:f31a4b4beb91 492 lcd.drawRect(10,28,2,2,1);
Nikollao 7:f31a4b4beb91 493 lcd.drawRect(74,28,2,2,1);
Nikollao 7:f31a4b4beb91 494 } else if (level == 3) {
Nikollao 7:f31a4b4beb91 495
Nikollao 8:606a488fa720 496 lcd.drawRect(5,12,2,2,1);
Nikollao 8:606a488fa720 497 lcd.drawRect(79,12,2,2,1);
Nikollao 8:606a488fa720 498 lcd.drawRect(5,30,2,2,1);
Nikollao 8:606a488fa720 499 lcd.drawRect(79,30,2,2,1);
Nikollao 8:606a488fa720 500 lcd.drawRect(28,12,2,2,1);
Nikollao 8:606a488fa720 501 lcd.drawRect(52,12,2,2,1);
Nikollao 8:606a488fa720 502 lcd.drawRect(28,30,2,2,1);
Nikollao 8:606a488fa720 503 lcd.drawRect(52,30,2,2,1);
Nikollao 7:f31a4b4beb91 504 } else if (level == 4) {
Nikollao 7:f31a4b4beb91 505
Nikollao 8:606a488fa720 506 lcd.drawRect(5 ,12+ rand() %4 - 2,2,2,1);
Nikollao 8:606a488fa720 507 lcd.drawRect(79 + rand() %4 - 2,12 + rand() %4 - 2,2,2,1);
Nikollao 8:606a488fa720 508 lcd.drawRect(5+ rand() %4 - 2,30 ,2,2,1);
Nikollao 8:606a488fa720 509 lcd.drawRect(79 + rand() %4 - 2,30,2,2,1);
Nikollao 8:606a488fa720 510 lcd.drawRect(28 + rand() %4 - 2,12+ rand() %4,2,2,1);
Nikollao 8:606a488fa720 511 lcd.drawRect(52,12 + rand() %4 - 2,2,2,1);
Nikollao 8:606a488fa720 512 lcd.drawRect(28,30 + rand() %4 - 2,2,2,1);
Nikollao 8:606a488fa720 513 lcd.drawRect(52 + rand() %4 - 2,30,2,2,1);
Nikollao 8:606a488fa720 514 }
Nikollao 8:606a488fa720 515 if (objectX == 0) {
Nikollao 8:606a488fa720 516 state = 0;
Nikollao 8:606a488fa720 517 }
Nikollao 8:606a488fa720 518 else if (objectX == 58) {
Nikollao 7:f31a4b4beb91 519 state = 1;
Nikollao 8:606a488fa720 520 } else {
Nikollao 8:606a488fa720 521 state = state;
Nikollao 7:f31a4b4beb91 522 }
Nikollao 8:606a488fa720 523 if (state == 0) {
Nikollao 7:f31a4b4beb91 524 objectX++;
Nikollao 8:606a488fa720 525 } else {
Nikollao 7:f31a4b4beb91 526 objectX--;
Nikollao 8:606a488fa720 527 }
Nikollao 7:f31a4b4beb91 528 objectY = objectY + rand() %4 - 2;
Nikollao 7:f31a4b4beb91 529 ///keep moving object within boundaries
Nikollao 7:f31a4b4beb91 530 if (objectY <= 10) {
Nikollao 7:f31a4b4beb91 531 objectY = 10;
Nikollao 7:f31a4b4beb91 532 }
Nikollao 7:f31a4b4beb91 533 if (objectY >= 37) {
Nikollao 7:f31a4b4beb91 534 objectY = 37;
Nikollao 7:f31a4b4beb91 535 }
Nikollao 8:606a488fa720 536 if ( level == 5) {
Nikollao 7:f31a4b4beb91 537
Nikollao 7:f31a4b4beb91 538 lcd.drawLine(15,10,15,37,1);
Nikollao 7:f31a4b4beb91 539 lcd.drawLine(71,10,71,37,1);
Nikollao 8:606a488fa720 540
Nikollao 8:606a488fa720 541 lcd.drawRect(11+objectX,objectY,2,2,1);
Nikollao 8:606a488fa720 542
Nikollao 8:606a488fa720 543 lcd.drawRect(80,10,2,2,1);
Nikollao 8:606a488fa720 544 lcd.drawRect(5,10,2,2,1);
Nikollao 8:606a488fa720 545 lcd.drawRect(80,20,2,2,1);
Nikollao 8:606a488fa720 546 lcd.drawRect(5,20,2,2,1);
Nikollao 8:606a488fa720 547 lcd.drawRect(80,30,2,2,1);
Nikollao 8:606a488fa720 548 lcd.drawRect(5,30,2,2,1);
Nikollao 8:606a488fa720 549
Nikollao 8:606a488fa720 550 }
Nikollao 8:606a488fa720 551 else if (level == 6) {
Nikollao 8:606a488fa720 552
Nikollao 8:606a488fa720 553 lcd.drawLine(15,10,15,37,1);
Nikollao 8:606a488fa720 554 lcd.drawLine(71,10,71,37,1);
Nikollao 8:606a488fa720 555
Nikollao 8:606a488fa720 556 lcd.drawRect(11+objectX,objectY,2,2,1);
Nikollao 8:606a488fa720 557 lcd.drawRect(80,10,2,2,1);
Nikollao 8:606a488fa720 558 lcd.drawRect(5,10,2,2,1);
Nikollao 8:606a488fa720 559 lcd.drawRect(80,20,2,2,1);
Nikollao 8:606a488fa720 560 lcd.drawRect(5,20,2,2,1);
Nikollao 8:606a488fa720 561 lcd.drawRect(80,30,2,2,1);
Nikollao 8:606a488fa720 562 lcd.drawRect(5,30,2,2,1);
Nikollao 8:606a488fa720 563 }
Nikollao 8:606a488fa720 564 else if (level == 7) {
Nikollao 7:f31a4b4beb91 565
Nikollao 7:f31a4b4beb91 566 /*
Nikollao 7:f31a4b4beb91 567 lcd.drawLine(50,15,30,15,1);
Nikollao 7:f31a4b4beb91 568 lcd.drawLine(30,15,30,35,1);
Nikollao 7:f31a4b4beb91 569 lcd.drawLine(30,25,45,25,1);
Nikollao 7:f31a4b4beb91 570 */
Nikollao 7:f31a4b4beb91 571 }
Nikollao 7:f31a4b4beb91 572 }
Nikollao 7:f31a4b4beb91 573
Nikollao 7:f31a4b4beb91 574
Nikollao 7:f31a4b4beb91 575 void calibrateJoystick()
Nikollao 7:f31a4b4beb91 576 {
Nikollao 7:f31a4b4beb91 577 // must not move during calibration
Nikollao 7:f31a4b4beb91 578 joystick.x0 = xPot; // initial positions in the range 0.0 to 1.0 (0.5 if centred exactly)
Nikollao 7:f31a4b4beb91 579 joystick.y0 = yPot;
Nikollao 7:f31a4b4beb91 580 }
Nikollao 7:f31a4b4beb91 581 void updateJoystick()
Nikollao 7:f31a4b4beb91 582 {
Nikollao 7:f31a4b4beb91 583 // read current joystick values relative to calibrated values (in range -0.5 to 0.5, 0.0 is centred)
Nikollao 7:f31a4b4beb91 584 joystick.x = xPot - joystick.x0;
Nikollao 7:f31a4b4beb91 585 joystick.y = yPot - joystick.y0;
Nikollao 7:f31a4b4beb91 586 // read button state
Nikollao 7:f31a4b4beb91 587 joystick.button = button;
Nikollao 7:f31a4b4beb91 588
Nikollao 7:f31a4b4beb91 589 // calculate direction depending on x,y values
Nikollao 7:f31a4b4beb91 590 // tolerance allows a little lee-way in case joystick not exactly in the stated direction
Nikollao 7:f31a4b4beb91 591 if ( fabs(joystick.y) < DIRECTION_TOLERANCE && fabs(joystick.x) < DIRECTION_TOLERANCE) {
Nikollao 7:f31a4b4beb91 592 joystick.direction = CENTRE;
Nikollao 7:f31a4b4beb91 593 } else if ( joystick.y > DIRECTION_TOLERANCE && fabs(joystick.x) < DIRECTION_TOLERANCE) {
Nikollao 7:f31a4b4beb91 594 joystick.direction = UP;
Nikollao 7:f31a4b4beb91 595 } else if ( joystick.y < DIRECTION_TOLERANCE && fabs(joystick.x) < DIRECTION_TOLERANCE) {
Nikollao 7:f31a4b4beb91 596 joystick.direction = DOWN;
Nikollao 7:f31a4b4beb91 597 } else if ( joystick.x > DIRECTION_TOLERANCE && fabs(joystick.y) < DIRECTION_TOLERANCE) {
Nikollao 7:f31a4b4beb91 598 joystick.direction = RIGHT;
Nikollao 7:f31a4b4beb91 599 } else if ( joystick.x < DIRECTION_TOLERANCE && fabs(joystick.y) < DIRECTION_TOLERANCE) {
Nikollao 7:f31a4b4beb91 600 joystick.direction = LEFT;
Nikollao 7:f31a4b4beb91 601 } else if (joystick.y > DIRECTION_TOLERANCE && joystick.x < DIRECTION_TOLERANCE) {
Nikollao 7:f31a4b4beb91 602 joystick.direction = UP_LEFT;
Nikollao 7:f31a4b4beb91 603 } else if (joystick.y > DIRECTION_TOLERANCE && joystick.x > DIRECTION_TOLERANCE) {
Nikollao 7:f31a4b4beb91 604 joystick.direction = UP_RIGHT;
Nikollao 7:f31a4b4beb91 605 } else if (joystick.y < DIRECTION_TOLERANCE && joystick.x < DIRECTION_TOLERANCE) {
Nikollao 7:f31a4b4beb91 606 joystick.direction = DOWN_LEFT;
Nikollao 7:f31a4b4beb91 607 } else if (joystick.y < DIRECTION_TOLERANCE && joystick.x > DIRECTION_TOLERANCE) {
Nikollao 7:f31a4b4beb91 608 joystick.direction = DOWN_RIGHT;
Nikollao 7:f31a4b4beb91 609 }
Nikollao 7:f31a4b4beb91 610 }
Nikollao 7:f31a4b4beb91 611
Nikollao 7:f31a4b4beb91 612 int menu()
Nikollao 7:f31a4b4beb91 613 {
Nikollao 7:f31a4b4beb91 614
Nikollao 7:f31a4b4beb91 615 if (joystick.y <= 0.33) { /// if Joystick moves up
Nikollao 7:f31a4b4beb91 616 option = 0; /// the pointer moves upper in the menu display
Nikollao 7:f31a4b4beb91 617 } else if (joystick.y <= 0.66) { /// if joystick moves down
Nikollao 7:f31a4b4beb91 618 option = 1; /// else pointer moves down
Nikollao 7:f31a4b4beb91 619 } else {
Nikollao 7:f31a4b4beb91 620 option = 2;
Nikollao 7:f31a4b4beb91 621 }
Nikollao 7:f31a4b4beb91 622 return option;
Nikollao 7:f31a4b4beb91 623 }
Nikollao 7:f31a4b4beb91 624
Nikollao 7:f31a4b4beb91 625 int intersection(int i, int j)
Nikollao 7:f31a4b4beb91 626 {
Nikollao 7:f31a4b4beb91 627 /// check for overlap between enemies and hero
Nikollao 7:f31a4b4beb91 628 n=0;
Nikollao 7:f31a4b4beb91 629
Nikollao 7:f31a4b4beb91 630 if (lcd.getPixel(i-1,j-1)!=0) //pixel to the top-left
Nikollao 7:f31a4b4beb91 631 n++; // increase n by 1
Nikollao 7:f31a4b4beb91 632 if (lcd.getPixel(i-1,j)!=0) //pixel to the left
Nikollao 7:f31a4b4beb91 633 n++; // increase n by 1
Nikollao 7:f31a4b4beb91 634 if (lcd.getPixel(i-1,j+1)!=0) //pixel to the bottom-left
Nikollao 7:f31a4b4beb91 635 n++; // increase n by 1
Nikollao 7:f31a4b4beb91 636 if (lcd.getPixel(i,j-1)!=0) // pixel to the top
Nikollao 7:f31a4b4beb91 637 n++; // increase n by 1
Nikollao 7:f31a4b4beb91 638 if (lcd.getPixel(i,j+1)!=0) //pixel to the bottom
Nikollao 7:f31a4b4beb91 639 n++; // increase n by 1
Nikollao 7:f31a4b4beb91 640 if (lcd.getPixel(i+1,j-1)!=0) //pixel to the top-right
Nikollao 7:f31a4b4beb91 641 n++; // increase n by 1
Nikollao 7:f31a4b4beb91 642 if (lcd.getPixel(i+1,j)!=0) // pixel to the right
Nikollao 7:f31a4b4beb91 643 n++; // increase n by 1
Nikollao 7:f31a4b4beb91 644 if (lcd.getPixel(i+1,j+1)!=0) //pixel to the bottom right
Nikollao 7:f31a4b4beb91 645 n++; // increase n by 1
Nikollao 7:f31a4b4beb91 646 return n;
Nikollao 7:f31a4b4beb91 647 }
Nikollao 7:f31a4b4beb91 648
Nikollao 7:f31a4b4beb91 649 void checkOverlap()
Nikollao 7:f31a4b4beb91 650 {
Nikollao 7:f31a4b4beb91 651
Nikollao 7:f31a4b4beb91 652 for (int i=40+heroX; i<50+heroX; i++) {
Nikollao 7:f31a4b4beb91 653 for (int j=35+heroY; j<48+heroY; j++) {
Nikollao 7:f31a4b4beb91 654
Nikollao 7:f31a4b4beb91 655 int count = intersection(i,j);
Nikollao 7:f31a4b4beb91 656 //lcd.setPixel(i,j);
Nikollao 7:f31a4b4beb91 657 }
Nikollao 7:f31a4b4beb91 658 }
Nikollao 7:f31a4b4beb91 659 }
Nikollao 7:f31a4b4beb91 660
Nikollao 7:f31a4b4beb91 661 void error()
Nikollao 7:f31a4b4beb91 662 {
Nikollao 7:f31a4b4beb91 663 /// display error message
Nikollao 7:f31a4b4beb91 664 while (1) {
Nikollao 7:f31a4b4beb91 665
Nikollao 7:f31a4b4beb91 666 lcd.printString("Error!",0,0);
Nikollao 7:f31a4b4beb91 667 r_led = 0;
Nikollao 7:f31a4b4beb91 668 wait(0.2);
Nikollao 7:f31a4b4beb91 669 r_led = 1;
Nikollao 7:f31a4b4beb91 670 wait(0.2);
Nikollao 7:f31a4b4beb91 671 }
Nikollao 7:f31a4b4beb91 672 }
Nikollao 7:f31a4b4beb91 673
Nikollao 7:f31a4b4beb91 674
Nikollao 5:ffa498d7071f 675 #endif
Nikollao 5:ffa498d7071f 676
Nikollao 7:f31a4b4beb91 677