Guy Maor / Mbed 2 deprecated Starship

This code contains the game Starship designed for the STM32F429i-DISC1 board. It requires a keyboard to play.

Dependencies:   Starship LCD_DISCO_F429ZI USBHost mbed

Dependents:   Starship

Bullet.c@0:c9afe145b57b, 2017-09-17 (annotated)

Committer:
Oshyrath
Date:
Sun Sep 17 17:05:27 2017 +0000
Revision:
0:c9afe145b57b
Child:
1:527a11035e0b
This is the first push for Starship game for STM32F429i-DISC1.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Oshyrath 0:c9afe145b57b 1 #include "Bullet.h"
Oshyrath 0:c9afe145b57b 2 void addEnemyBullet(uint16_t x_pos, uint16_t y_pos)
Oshyrath 0:c9afe145b57b 3 {
Oshyrath 0:c9afe145b57b 4 struct Bullet * newBullet = (struct Bullet *) malloc(sizeof(struct Bullet));
Oshyrath 0:c9afe145b57b 5 newBullet->x_pos = x_pos;
Oshyrath 0:c9afe145b57b 6 newBullet->y_pos = y_pos;
Oshyrath 0:c9afe145b57b 7 newBullet->x_vel = 0;
Oshyrath 0:c9afe145b57b 8 newBullet->y_vel = DEFAULT_BULLET_SPEED;
Oshyrath 0:c9afe145b57b 9 newBullet->isPlayerBullet = 0;
Oshyrath 0:c9afe145b57b 10 enemyBulletCount++;
Oshyrath 0:c9afe145b57b 11 if(enemyBulletCount==1)
Oshyrath 0:c9afe145b57b 12 {
Oshyrath 0:c9afe145b57b 13 newBullet->prev = newBullet;
Oshyrath 0:c9afe145b57b 14 newBullet->next = newBullet;
Oshyrath 0:c9afe145b57b 15 enemyBulletPTR = newBullet;
Oshyrath 0:c9afe145b57b 16 return;
Oshyrath 0:c9afe145b57b 17 }
Oshyrath 0:c9afe145b57b 18 struct Bullet * tempNext = enemyBulletPTR->next;
Oshyrath 0:c9afe145b57b 19 enemyBulletPTR->next = newBullet;
Oshyrath 0:c9afe145b57b 20 newBullet->prev = enemyBulletPTR;
Oshyrath 0:c9afe145b57b 21 tempNext->prev = newBullet;
Oshyrath 0:c9afe145b57b 22 newBullet->next = tempNext;
Oshyrath 0:c9afe145b57b 23 }
Oshyrath 0:c9afe145b57b 24 void addPlayerBullet(uint16_t x_pos, uint16_t y_pos, uint16_t x_vel, uint16_t y_vel, uint8_t power)
Oshyrath 0:c9afe145b57b 25 {
Oshyrath 0:c9afe145b57b 26 struct Bullet * newBullet = (struct Bullet *) malloc(sizeof(struct Bullet));
Oshyrath 0:c9afe145b57b 27 newBullet->x_pos = x_pos;
Oshyrath 0:c9afe145b57b 28 newBullet->y_pos = y_pos;
Oshyrath 0:c9afe145b57b 29 newBullet->x_vel = x_vel;
Oshyrath 0:c9afe145b57b 30 newBullet->y_vel = y_vel;
Oshyrath 0:c9afe145b57b 31 newBullet->powerShot = power;
Oshyrath 0:c9afe145b57b 32 newBullet->isPlayerBullet = 1;
Oshyrath 0:c9afe145b57b 33 playerBulletCount++;
Oshyrath 0:c9afe145b57b 34 if(playerBulletCount==1)
Oshyrath 0:c9afe145b57b 35 {
Oshyrath 0:c9afe145b57b 36 newBullet->prev = newBullet;
Oshyrath 0:c9afe145b57b 37 newBullet->next = newBullet;
Oshyrath 0:c9afe145b57b 38 playerBulletPTR = newBullet;
Oshyrath 0:c9afe145b57b 39 return;
Oshyrath 0:c9afe145b57b 40 }
Oshyrath 0:c9afe145b57b 41 struct Bullet * tempNext = playerBulletPTR->next;
Oshyrath 0:c9afe145b57b 42 playerBulletPTR->next = newBullet;
Oshyrath 0:c9afe145b57b 43 newBullet->prev = playerBulletPTR;
Oshyrath 0:c9afe145b57b 44 tempNext->prev = newBullet;
Oshyrath 0:c9afe145b57b 45 newBullet->next = tempNext;
Oshyrath 0:c9afe145b57b 46 }
Oshyrath 0:c9afe145b57b 47 void removeBullet(struct Bullet * removePTR)
Oshyrath 0:c9afe145b57b 48 {
Oshyrath 0:c9afe145b57b 49 if(removePTR->isPlayerBullet)
Oshyrath 0:c9afe145b57b 50 {
Oshyrath 0:c9afe145b57b 51 if(playerBulletCount <= 0)
Oshyrath 0:c9afe145b57b 52 return;
Oshyrath 0:c9afe145b57b 53 playerBulletCount--;
Oshyrath 0:c9afe145b57b 54 if(playerBulletCount == 1)
Oshyrath 0:c9afe145b57b 55 playerBulletPTR = (struct Bullet *) 0;
Oshyrath 0:c9afe145b57b 56 else
Oshyrath 0:c9afe145b57b 57 {
Oshyrath 0:c9afe145b57b 58 playerBulletPTR = removePTR->prev;
Oshyrath 0:c9afe145b57b 59 struct Bullet * tempNext = removePTR->next;
Oshyrath 0:c9afe145b57b 60 playerBulletPTR->next = tempNext;
Oshyrath 0:c9afe145b57b 61 tempNext->prev = playerBulletPTR;
Oshyrath 0:c9afe145b57b 62 }
Oshyrath 0:c9afe145b57b 63 }
Oshyrath 0:c9afe145b57b 64 else
Oshyrath 0:c9afe145b57b 65 {
Oshyrath 0:c9afe145b57b 66 if(enemyBulletCount <= 0)
Oshyrath 0:c9afe145b57b 67 return;
Oshyrath 0:c9afe145b57b 68 enemyBulletCount--;
Oshyrath 0:c9afe145b57b 69 if(enemyBulletCount == 1)
Oshyrath 0:c9afe145b57b 70 enemyBulletPTR = (struct Bullet *) 0;
Oshyrath 0:c9afe145b57b 71 else
Oshyrath 0:c9afe145b57b 72 {
Oshyrath 0:c9afe145b57b 73 enemyBulletPTR = removePTR->prev;
Oshyrath 0:c9afe145b57b 74 struct Bullet * tempNext = removePTR->next;
Oshyrath 0:c9afe145b57b 75 enemyBulletPTR->next = tempNext;
Oshyrath 0:c9afe145b57b 76 tempNext->prev = enemyBulletPTR;
Oshyrath 0:c9afe145b57b 77 }
Oshyrath 0:c9afe145b57b 78 }
Oshyrath 0:c9afe145b57b 79 free(removePTR);
Oshyrath 0:c9afe145b57b 80 }
Oshyrath 0:c9afe145b57b 81 void clearBullets()
Oshyrath 0:c9afe145b57b 82 {
Oshyrath 0:c9afe145b57b 83 while(enemyBulletCount)
Oshyrath 0:c9afe145b57b 84 removeBullet(enemyBulletPTR);
Oshyrath 0:c9afe145b57b 85 while(playerBulletCount)
Oshyrath 0:c9afe145b57b 86 removeBullet(playerBulletPTR);
Oshyrath 0:c9afe145b57b 87 }
Oshyrath 0:c9afe145b57b 88
Oshyrath 0:c9afe145b57b 89 //Specific to 1 Bullet
Oshyrath 0:c9afe145b57b 90 void bulletMovement(struct Bullet * bullet)
Oshyrath 0:c9afe145b57b 91 {
Oshyrath 0:c9afe145b57b 92 bullet->x_pos+=bullet->x_vel;
Oshyrath 0:c9afe145b57b 93 bullet->y_pos+=bullet->y_vel;
Oshyrath 0:c9afe145b57b 94 }
Oshyrath 0:c9afe145b57b 95 void bulletMovement_ALL()
Oshyrath 0:c9afe145b57b 96 {
Oshyrath 0:c9afe145b57b 97 int i;
Oshyrath 0:c9afe145b57b 98 for(i = playerBulletCount; i; i--)
Oshyrath 0:c9afe145b57b 99 {
Oshyrath 0:c9afe145b57b 100 bulletMovement(playerBulletPTR);
Oshyrath 0:c9afe145b57b 101 playerBulletPTR = playerBulletPTR->next;
Oshyrath 0:c9afe145b57b 102 }
Oshyrath 0:c9afe145b57b 103 for(i = enemyBulletCount; i; i--)
Oshyrath 0:c9afe145b57b 104 {
Oshyrath 0:c9afe145b57b 105 bulletMovement(enemyBulletPTR);
Oshyrath 0:c9afe145b57b 106 enemyBulletPTR = enemyBulletPTR->next;
Oshyrath 0:c9afe145b57b 107 }
Oshyrath 0:c9afe145b57b 108 }
Oshyrath 0:c9afe145b57b 109 void removeBulletIfOOB(struct Bullet * bullet)
Oshyrath 0:c9afe145b57b 110 {
Oshyrath 0:c9afe145b57b 111 int xp = bullet->x_pos;
Oshyrath 0:c9afe145b57b 112 int yp = bullet->y_pos;
Oshyrath 0:c9afe145b57b 113 if(bullet->isPlayerBullet)
Oshyrath 0:c9afe145b57b 114 {
Oshyrath 0:c9afe145b57b 115 if((xp <= -BULLET_SIZE)||(xp>=LCD_WIDTH)||(yp <= -BULLET_SIZE)||(yp>=LCD_HEIGHT))
Oshyrath 0:c9afe145b57b 116 removeBullet(bullet);
Oshyrath 0:c9afe145b57b 117 }
Oshyrath 0:c9afe145b57b 118 else
Oshyrath 0:c9afe145b57b 119 {
Oshyrath 0:c9afe145b57b 120 if(yp >= LCD_HEIGHT)
Oshyrath 0:c9afe145b57b 121 removeBullet(bullet);
Oshyrath 0:c9afe145b57b 122 }
Oshyrath 0:c9afe145b57b 123 }
Oshyrath 0:c9afe145b57b 124 void removeBulletIfOOB_ALL()
Oshyrath 0:c9afe145b57b 125 {
Oshyrath 0:c9afe145b57b 126 int i;
Oshyrath 0:c9afe145b57b 127 for(i = enemyBulletCount; i; i--)
Oshyrath 0:c9afe145b57b 128 {
Oshyrath 0:c9afe145b57b 129 enemyBulletPTR = enemyBulletPTR->next;
Oshyrath 0:c9afe145b57b 130 removeBulletIfOOB(enemyBulletPTR);
Oshyrath 0:c9afe145b57b 131 }
Oshyrath 0:c9afe145b57b 132 for(i = playerBulletCount; i; i--)
Oshyrath 0:c9afe145b57b 133 {
Oshyrath 0:c9afe145b57b 134 playerBulletPTR = playerBulletPTR->next;
Oshyrath 0:c9afe145b57b 135 removeBulletIfOOB(playerBulletPTR);
Oshyrath 0:c9afe145b57b 136 }
Oshyrath 0:c9afe145b57b 137 }
Oshyrath 0:c9afe145b57b 138 void callMultiFuncBullet()
Oshyrath 0:c9afe145b57b 139 {
Oshyrath 0:c9afe145b57b 140 bulletMovement_ALL();
Oshyrath 0:c9afe145b57b 141 removeBulletIfOOB_ALL();
Oshyrath 0:c9afe145b57b 142 }