Merge branch 'master' of https://github.com/r0ket/r0ket
This commit is contained in:
commit
ced37e9aab
|
@ -1,6 +1,6 @@
|
|||
#ifndef _RANDOM_H_
|
||||
#define _RANDOM_H_
|
||||
|
||||
#include <stdint.h>
|
||||
void randomInit(void);
|
||||
uint32_t getRandom(void);
|
||||
|
||||
|
|
|
@ -1,8 +1,8 @@
|
|||
#ifndef _XXTEA_H_
|
||||
#define _XXTEA_H_
|
||||
#include <stdint.h>
|
||||
|
||||
void xxtea_cbcmac(uint32_t mac[4], uint32_t *data,
|
||||
uint32_t len, uint32_t const key[4]);
|
||||
void xxtea_cbcmac(uint32_t mac[4], uint32_t *data, uint32_t len, uint32_t const key[4]);
|
||||
void xxtea_encode_words(uint32_t *v, int n, uint32_t const k[4]);
|
||||
void xxtea_decode_words(uint32_t *v, int n, uint32_t const k[4]);
|
||||
|
||||
|
|
|
@ -47,3 +47,17 @@ strcpy
|
|||
xxtea_encode_words
|
||||
getRandom
|
||||
crc16
|
||||
f_write
|
||||
f_close
|
||||
ECIES_decryptkeygen
|
||||
bitstr_parse_export
|
||||
f_get_rc_string
|
||||
xxtea_decode_words
|
||||
systickGetTicks
|
||||
lcdFill
|
||||
memcpy
|
||||
DoChar
|
||||
font
|
||||
Font_Invaders
|
||||
Font_7x8
|
||||
lcdBuffer
|
||||
|
|
|
@ -56,11 +56,11 @@ sub wanted {
|
|||
s!//.*!!;
|
||||
$types{$id}="*($_)";
|
||||
$files{$id}=$File::Find::name;
|
||||
}elsif (m!^\s*extern\s[^(]* ([\w]+)\s*(\[\w*\]\s*)?;\s*(//.*)?(/\*[^/]*\*/)?$!){
|
||||
}elsif (m!^\s*extern\s[^(]* ([\w]+)\s*(\[[^]]*\]\s*)?;\s*(//.*)?(/\*[^/]*\*/)?$!){
|
||||
$id=$1;
|
||||
s/extern //;
|
||||
my $star="*";
|
||||
if( s/\[\w*\]//){
|
||||
if( s/\[.*\]//){
|
||||
$star="";
|
||||
};
|
||||
s/$id/*/;
|
||||
|
|
|
@ -0,0 +1,340 @@
|
|||
#include <sysinit.h>
|
||||
#include <stdlib.h>
|
||||
#include <string.h>
|
||||
#include <stdio.h>
|
||||
#include <stdint.h>
|
||||
#include "basic/basic.h"
|
||||
#include "lcd/render.h"
|
||||
#include "lcd/allfonts.h"
|
||||
#include "basic/ecc.h"
|
||||
#include "funk/nrf24l01p.h"
|
||||
#include "filesystem/ff.h"
|
||||
#include "filesystem/diskio.h"
|
||||
#include "funk/filetransfer.h"
|
||||
#include "lcd/print.h"
|
||||
#include <string.h>
|
||||
#include "funk/nrf24l01p.h"
|
||||
#include "funk/filetransfer.h"
|
||||
#include "funk/rftransfer.h"
|
||||
#include "basic/basic.h"
|
||||
#include "basic/xxtea.h"
|
||||
#include "filesystem/ff.h"
|
||||
#include "lcd/print.h"
|
||||
#include "usetable.h"
|
||||
|
||||
|
||||
uint8_t mac[5] = {1,2,3,2,1};
|
||||
|
||||
void ram(void)
|
||||
{
|
||||
if( sendKeys() )
|
||||
return;
|
||||
|
||||
char priv[42];
|
||||
UINT readbytes;
|
||||
FIL file;
|
||||
|
||||
if( f_open(&file, "priv.key", FA_OPEN_EXISTING|FA_READ) ){
|
||||
return;
|
||||
}
|
||||
if( f_read(&file, priv, 41, &readbytes) || readbytes != 41 ){
|
||||
return;
|
||||
}
|
||||
f_close(&file);
|
||||
priv[41] = 0;
|
||||
|
||||
uint8_t done = 0;
|
||||
uint8_t key;
|
||||
uint8_t k1[16], k2[16], rx[4*NUMWORDS], ry[4*NUMWORDS];
|
||||
|
||||
while( !done ){
|
||||
lcdClear();
|
||||
lcdPrintln("Receiving file");
|
||||
lcdPrintln("Down=Abort");
|
||||
lcdRefresh();
|
||||
key = getInput();
|
||||
delayms(20);
|
||||
if( key == BTN_DOWN ){
|
||||
return -1;
|
||||
}
|
||||
if( receiveR(rx,ry) )
|
||||
continue;
|
||||
lcdPrintln("Creating key");
|
||||
lcdRefresh();
|
||||
ECIES_decryptkeygen(rx, ry, k1, k2, priv);
|
||||
if( filetransfer_receive(mac,(uint32_t*)k1) < 0 )
|
||||
continue;
|
||||
lcdPrintln("Right=OK");
|
||||
lcdPrintln("Left=Retry");
|
||||
lcdPrintln("Down=Abort");
|
||||
lcdRefresh();
|
||||
|
||||
while(1){
|
||||
key = getInput();
|
||||
delayms(20);
|
||||
if( key == BTN_LEFT ){
|
||||
break;
|
||||
}else if( key == BTN_RIGHT ){
|
||||
done = 1;
|
||||
break;
|
||||
}else if( key == BTN_DOWN ){
|
||||
return -1;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
void sendPublicKey(void)
|
||||
{
|
||||
uint8_t exp[2 + 4*NUMWORDS + 2];
|
||||
char buf[42];
|
||||
UINT readbytes;
|
||||
FIL file;
|
||||
|
||||
if( f_open(&file, "pubx.key", FA_OPEN_EXISTING|FA_READ) ){
|
||||
return;
|
||||
}
|
||||
if( f_read(&file, buf, 41, &readbytes) || readbytes != 41 ){
|
||||
return;
|
||||
}
|
||||
f_close(&file);
|
||||
buf[41] = 0;
|
||||
|
||||
exp[0] = 'P';
|
||||
bitstr_parse_export((char*)exp+2, buf);
|
||||
exp[1] = 'X';
|
||||
nrf_snd_pkt_crc(32, exp);
|
||||
delayms(10);
|
||||
|
||||
if( f_open(&file, "puby.key", FA_OPEN_EXISTING|FA_READ) ){
|
||||
return;
|
||||
}
|
||||
if( f_read(&file, buf, 41, &readbytes) || readbytes != 41 ){
|
||||
return;
|
||||
}
|
||||
f_close(&file);
|
||||
buf[41] = 0;
|
||||
|
||||
exp[1] = 'Y';
|
||||
bitstr_parse_export((char*)exp+2, buf);
|
||||
nrf_snd_pkt_crc(32, exp);
|
||||
delayms(10);
|
||||
}
|
||||
|
||||
|
||||
int receiveKey(uint8_t type, uint8_t *x, uint8_t *y)
|
||||
{
|
||||
uint8_t buf[32];
|
||||
uint8_t n;
|
||||
|
||||
n = nrf_rcv_pkt_time(1000, 32, buf);
|
||||
if( n == 32 && buf[0] == type && buf[1] == 'X' ){
|
||||
for(int i=0; i<NUMWORDS*4; i++)
|
||||
x[i] = buf[i+2];
|
||||
n = nrf_rcv_pkt_time(100, 32, buf);
|
||||
if( n == 32 && buf[0] ==type && buf[1] == 'Y' ){
|
||||
for(int i=0; i<NUMWORDS*4; i++)
|
||||
y[i] = buf[i+2];
|
||||
return 0;
|
||||
}
|
||||
}
|
||||
return -1;
|
||||
}
|
||||
|
||||
int receiveR(uint8_t *rx, uint8_t *ry)
|
||||
{
|
||||
return receiveKey('R',rx,ry);
|
||||
}
|
||||
|
||||
void sendMac(void)
|
||||
{
|
||||
uint8_t buf[32];
|
||||
buf[0] = 'M';
|
||||
buf[1] = 'C';
|
||||
buf[2] = mac[0];
|
||||
buf[3] = mac[1];
|
||||
buf[4] = mac[2];
|
||||
buf[5] = mac[3];
|
||||
buf[6] = mac[4];
|
||||
nrf_snd_pkt_crc(32, buf);
|
||||
delayms(10);
|
||||
}
|
||||
|
||||
int sendKeys(void)
|
||||
{
|
||||
uint8_t done = 0;
|
||||
char key;
|
||||
while( !done ){
|
||||
lcdClear();
|
||||
lcdPrintln("Sending PUBKEY");lcdRefresh();
|
||||
sendPublicKey();
|
||||
sendMac();
|
||||
lcdPrintln("Done");
|
||||
lcdPrintln("Right=OK");
|
||||
lcdPrintln("Left=Retry");
|
||||
lcdPrintln("Down=Abort");
|
||||
lcdRefresh();
|
||||
|
||||
while(1){
|
||||
key = getInput();
|
||||
delayms(20);
|
||||
if( key == BTN_LEFT ){
|
||||
break;
|
||||
}else if( key == BTN_RIGHT ){
|
||||
done = 1;
|
||||
break;
|
||||
}else if( key == BTN_DOWN ){
|
||||
return -1;
|
||||
}
|
||||
}
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
|
||||
int filetransfer_receive(uint8_t *mac, uint32_t const k[4])
|
||||
{
|
||||
uint8_t buf[MAXSIZE+1];
|
||||
uint16_t size;
|
||||
uint8_t n;
|
||||
|
||||
UINT written = 0;
|
||||
FIL file;
|
||||
FRESULT res;
|
||||
//uint8_t macbuf[5];
|
||||
//nrf_get_rx_max(0,5,macbuf);
|
||||
|
||||
uint8_t metadata[32];
|
||||
|
||||
//nrf_set_rx_mac(0, 32, 5, mac);
|
||||
n = nrf_rcv_pkt_time_encr(3000, 32, metadata, k);
|
||||
if( n != 32 )
|
||||
return 1; //timeout
|
||||
//nrf_set_rx_mac(0, 32, 5, macbuf);
|
||||
//lcdPrintln("got meta"); lcdRefresh();
|
||||
metadata[19] = 0; //enforce termination
|
||||
size = (metadata[20] << 8) | metadata[21];
|
||||
|
||||
if( size > MAXSIZE ) {lcdPrintln("too big"); lcdRefresh(); while(1);}
|
||||
if( size > MAXSIZE ) return 1; //file to big
|
||||
//if(fileexists(metadata)) return 1; //file already exists
|
||||
|
||||
//lcdPrint("open"); lcdPrintln((const char*)metadata); lcdRefresh();
|
||||
res = f_open(&file, (const char*)metadata, FA_OPEN_ALWAYS|FA_WRITE);
|
||||
|
||||
//lcdPrintln("file opened"); lcdRefresh();
|
||||
if( res ) {lcdPrintln("res"); lcdPrint(f_get_rc_string(res)); lcdRefresh(); while(1);}
|
||||
if( res )
|
||||
return res;
|
||||
|
||||
uint16_t wordcount = (size+3)/4;
|
||||
|
||||
//nrf_set_rx_mac(0, 32, 5, mac);
|
||||
//lcdPrintln("get file"); lcdRefresh();
|
||||
int fres = rftransfer_receive(buf, wordcount*4, 1000);
|
||||
if( fres == -1 ){
|
||||
lcdPrintln("checksum wrong");
|
||||
}else if( fres == -2 ){
|
||||
lcdPrintln("timeout");
|
||||
}else{
|
||||
//lcdPrintln("got file");
|
||||
}
|
||||
lcdRefresh();
|
||||
if( fres < 0 )
|
||||
return 1;
|
||||
//nrf_set_rx_mac(0, 32, 5, macbuf);
|
||||
|
||||
xxtea_decode_words((uint32_t *)buf, wordcount, k);
|
||||
|
||||
res = f_write(&file, buf, size, &written);
|
||||
f_close(&file);
|
||||
if( res )
|
||||
return res;
|
||||
if( written != size )
|
||||
return 1; //error while writing
|
||||
lcdClear();
|
||||
lcdPrintln("Received"); lcdPrintln((const char*)metadata); lcdRefresh();
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
#define MAXPACKET 32
|
||||
int16_t rftransfer_receive(uint8_t *buffer, uint16_t maxlen, uint16_t timeout)
|
||||
{
|
||||
uint8_t buf[MAXPACKET];
|
||||
uint8_t state = 0;
|
||||
uint16_t pos = 0, seq = 0, size = 0, rand = 0, crc = 0;
|
||||
int n,i;
|
||||
unsigned int currentTick = systickGetTicks();
|
||||
unsigned int startTick = currentTick;
|
||||
|
||||
while(systickGetTicks() < (startTick+timeout) ){//this fails if either overflows
|
||||
n = nrf_rcv_pkt_time(1000, MAXPACKET, buf);
|
||||
switch(state){
|
||||
case 0:
|
||||
if( n == 32 && buf[0] == 'L' ){
|
||||
size = (buf[1] << 8) | buf[2];
|
||||
rand = (buf[3] << 8) | buf[4];
|
||||
seq = 0;
|
||||
pos = 0;
|
||||
if( size <= maxlen ){
|
||||
//lcdClear();
|
||||
//lcdPrint("got l="); lcdPrintInt(size);
|
||||
//lcdPrintln(""); lcdRefresh();
|
||||
state = 1;
|
||||
}
|
||||
}
|
||||
break;
|
||||
case 1:
|
||||
if( n == 32 && buf[0] == 'D' && ((buf[3]<<8)|buf[4])==rand ){
|
||||
//lcdPrint("got d"); lcdRefresh();
|
||||
if( seq == ((buf[1]<<8)|buf[2]) ){
|
||||
//lcdPrintln(" in seq"); lcdRefresh();
|
||||
for(i=5; i<n-2 && pos<size; i++,pos++){
|
||||
buffer[pos] = buf[i];
|
||||
}
|
||||
seq++;
|
||||
}
|
||||
}
|
||||
if( pos == size ){
|
||||
//lcdPrintln("got all"); lcdRefresh();
|
||||
crc = crc16(buffer, size);
|
||||
state = 2;
|
||||
}
|
||||
break;
|
||||
case 2:
|
||||
if( n == 32 && buf[0] == 'C' && ((buf[3]<<8)|buf[4])==rand){
|
||||
//lcdPrint("got crc"); lcdRefresh();
|
||||
if( crc == ((buf[1]<<8)|buf[2]) ){
|
||||
//lcdPrintln(" ok"); lcdRefresh();
|
||||
return size;
|
||||
}else{
|
||||
//lcdPrintln(" nok"); lcdRefresh();
|
||||
return -1;
|
||||
}
|
||||
}
|
||||
break;
|
||||
};
|
||||
}
|
||||
//lcdPrintln("Timeout"); lcdRefresh();
|
||||
return -2;
|
||||
}
|
||||
#if 0
|
||||
int ECIES_decryptkeygen(uint8_t *rx, uint8_t *ry,
|
||||
uint8_t k1[16], uint8_t k2[16], const char *privkey)
|
||||
{
|
||||
elem_t Rx, Ry, Zx, Zy;
|
||||
exp_t d;
|
||||
bitstr_import(Rx, (char*)rx);
|
||||
bitstr_import(Ry, (char*)ry);
|
||||
if (ECIES_embedded_public_key_validation(Rx, Ry) < 0)
|
||||
return -1;
|
||||
bitstr_parse(d, privkey);
|
||||
point_copy(Zx, Zy, Rx, Ry);
|
||||
point_mult(Zx, Zy, d);
|
||||
point_double(Zx, Zy); /* cofactor h = 2 on B163 */
|
||||
if (point_is_zero(Zx, Zy))
|
||||
return -1;
|
||||
ECIES_kdf((char*)k1,(char*) k2, Zx, Rx, Ry);
|
||||
return 0;
|
||||
}
|
||||
#endif
|
|
@ -0,0 +1,463 @@
|
|||
#include <sysinit.h>
|
||||
#include <string.h>
|
||||
|
||||
#include "basic/basic.h"
|
||||
#include "basic/random.h"
|
||||
|
||||
#include "lcd/render.h"
|
||||
#include "lcd/display.h"
|
||||
#include "lcd/allfonts.h"
|
||||
|
||||
#include "usetable.h"
|
||||
/**************************************************************************/
|
||||
#define POS_PLAYER_Y 60
|
||||
#define POS_PLAYER_X RESX/2-3
|
||||
#define POS_UFO_Y 0
|
||||
#define ENEMY_ROWS 3
|
||||
#define ENEMY_COLUMNS 6
|
||||
#define DISABLED 255
|
||||
|
||||
#define UFO_PROB 1024
|
||||
|
||||
#define TYPE_PLAYER 1
|
||||
#define TYPE_ENEMY_A 3
|
||||
#define TYPE_ENEMY_B 2
|
||||
#define TYPE_ENEMY_C 4
|
||||
#define TYPE_UFO 5
|
||||
|
||||
#define BUNKERS 3
|
||||
#define BUNKER_WIDTH 10
|
||||
static const uint8_t BUNKER_X[] = {15, RESX/2-BUNKER_WIDTH/2,RESX-BUNKER_WIDTH-15};
|
||||
static const uint8_t ENEMY_WIDTHS[] = {8,10,12};
|
||||
|
||||
struct gamestate {
|
||||
char player;
|
||||
char ufo;
|
||||
char shot_x, shot_y;
|
||||
char shots_x[ENEMY_COLUMNS];
|
||||
char shots_y[ENEMY_COLUMNS];
|
||||
char alive;
|
||||
int16_t move;
|
||||
char direction, lastcol;
|
||||
bool killed;
|
||||
bool step;
|
||||
uint32_t score;
|
||||
uint16_t level;
|
||||
int8_t rokets;
|
||||
char enemy_x[ENEMY_ROWS][ENEMY_COLUMNS];
|
||||
char enemy_row_y[ENEMY_ROWS];
|
||||
uint8_t bunker[BUNKERS][BUNKER_WIDTH];
|
||||
} game;
|
||||
char key;
|
||||
|
||||
void init_game();
|
||||
void init_enemy();
|
||||
void check_end();
|
||||
void move_ufo();
|
||||
void move_shot();
|
||||
void move_shots();
|
||||
void move_player();
|
||||
void move_enemy();
|
||||
void draw_score();
|
||||
void draw_bunker();
|
||||
void draw_player();
|
||||
void draw_enemy();
|
||||
void draw_shots();
|
||||
void draw_sprite(char type, char x, char y);
|
||||
void draw_ufo();
|
||||
void screen_intro();
|
||||
void screen_gameover();
|
||||
void screen_level();
|
||||
bool check_bunker(char xpos, char ypos, int8_t shift);
|
||||
|
||||
void ram(void) {
|
||||
//gpioSetValue (RB_LED1, CFG_LED_OFF);
|
||||
//backlightInit();
|
||||
while(1) {
|
||||
screen_intro();
|
||||
game.rokets = 3;
|
||||
game.level = 1;
|
||||
init_game();
|
||||
screen_level();
|
||||
while (game.rokets>=0) {
|
||||
////checkISP();
|
||||
lcdFill(0);
|
||||
check_end();
|
||||
move_ufo();
|
||||
move_shot();
|
||||
move_shots();
|
||||
move_player();
|
||||
move_enemy();
|
||||
draw_score();
|
||||
draw_ufo();
|
||||
draw_bunker();
|
||||
draw_player();
|
||||
draw_enemy();
|
||||
draw_shots();
|
||||
// draw_status();
|
||||
lcdDisplay();
|
||||
delayms(12);
|
||||
}
|
||||
screen_gameover();
|
||||
}
|
||||
return;
|
||||
}
|
||||
|
||||
void screen_intro() {
|
||||
char key=0;
|
||||
while(key==0) {
|
||||
lcdFill(0);
|
||||
font = &Font_Invaders;
|
||||
DoString(28,25,"ABC");
|
||||
font = &Font_7x8;
|
||||
DoString (28,40,"SPACE");
|
||||
DoString (18,50,"INVADERS");
|
||||
//DoString (20,RESY-24, "Highscore");
|
||||
DoString (0, 0, "12345");
|
||||
DoString (0, 9, "iggy");
|
||||
lcdDisplay();
|
||||
|
||||
delayms_queue(50);
|
||||
key=getInput();
|
||||
}
|
||||
}
|
||||
|
||||
void screen_gameover() {
|
||||
char key =0;
|
||||
while(key==0) {
|
||||
lcdFill(0);
|
||||
font = &Font_7x8;
|
||||
DoString (12,32, "GAME OVER");
|
||||
DoInt (0,0, game.score);
|
||||
DoString (0,9,"HIGHSCORE!");
|
||||
lcdDisplay();
|
||||
delayms_queue(50);
|
||||
key=getInput();
|
||||
}
|
||||
}
|
||||
|
||||
void screen_level() {
|
||||
lcdFill(0);
|
||||
draw_score();
|
||||
font = &Font_7x8;
|
||||
int dx = DoString(20,32, "Level ");
|
||||
DoInt(dx,32,game.level);
|
||||
lcdDisplay();
|
||||
delayms(500);
|
||||
}
|
||||
|
||||
void init_game(void) {
|
||||
game.player = POS_PLAYER_X;
|
||||
game.shot_x = DISABLED;
|
||||
game.shot_y = 0;
|
||||
game.alive = ENEMY_ROWS*ENEMY_COLUMNS;
|
||||
game.move = 0;
|
||||
if (getRandom()%2 == 0) {
|
||||
game.direction = -1;
|
||||
game.lastcol = ENEMY_COLUMNS-1;
|
||||
} else {
|
||||
game.direction = 1;
|
||||
game.lastcol = 0;
|
||||
}
|
||||
game.killed = 0;
|
||||
game.step = false;
|
||||
game.ufo = DISABLED;
|
||||
game.score = 0;
|
||||
init_enemy();
|
||||
|
||||
for (int col=0; col<ENEMY_COLUMNS; col++){
|
||||
game.shots_x[col] = DISABLED;
|
||||
}
|
||||
|
||||
for (int b=0; b<BUNKERS; b++){
|
||||
//for (int slice=0; slice<BUNKER_WIDTH; slice++){
|
||||
// game.bunker[b][slice] = 255<<2;
|
||||
//}
|
||||
game.bunker[b][0] = 0b00111100;
|
||||
game.bunker[b][1] = 0b01111100;
|
||||
game.bunker[b][2] = 0b11111100;
|
||||
game.bunker[b][3] = 0b11100000;
|
||||
game.bunker[b][4] = 0b11100000;
|
||||
game.bunker[b][5] = 0b11100000;
|
||||
game.bunker[b][6] = 0b11100000;
|
||||
game.bunker[b][7] = 0b11111100;
|
||||
game.bunker[b][8] = 0b01111100;
|
||||
game.bunker[b][9] = 0b00111100;
|
||||
}
|
||||
}
|
||||
|
||||
void init_enemy() {
|
||||
for (int row = 0; row<ENEMY_ROWS; row++) {
|
||||
game.enemy_row_y[row] = 10 + (40/ENEMY_ROWS)*row;
|
||||
for (int col = 0; col<ENEMY_COLUMNS; col++) {
|
||||
game.enemy_x[row][col] = 5+(86/ENEMY_COLUMNS)*col+(2-row);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
bool check_bunker(char xpos, char ypos, int8_t shift){
|
||||
for (int b=0; b<BUNKERS; b++) {
|
||||
if (xpos>BUNKER_X[BUNKERS-1-b] &&
|
||||
xpos<BUNKER_X[BUNKERS-1-b]+BUNKER_WIDTH &&
|
||||
ypos<RESY-8 &&
|
||||
ypos>RESY-16) {
|
||||
int offset = BUNKER_WIDTH - (xpos-BUNKER_X[BUNKERS-1-b]);
|
||||
if (game.bunker[b][offset]!=0) {
|
||||
if (shift>0)
|
||||
game.bunker[b][offset]&=game.bunker[b][offset]<<shift;
|
||||
else
|
||||
game.bunker[b][offset]&=game.bunker[b][offset]>>-shift;
|
||||
return true;
|
||||
}
|
||||
}
|
||||
}
|
||||
return false;
|
||||
}
|
||||
|
||||
void move_shot() {
|
||||
//No shot, do nothing
|
||||
if(game.shot_x == DISABLED) {
|
||||
return;
|
||||
}
|
||||
|
||||
//moving out of top, end shot
|
||||
if (game.shot_y <= 0) {
|
||||
game.shot_x = DISABLED;
|
||||
return;
|
||||
}
|
||||
|
||||
if (check_bunker(game.shot_x,game.shot_y-5,1 ))
|
||||
game.shot_x=DISABLED;
|
||||
|
||||
//check for collision with enemy, kill enemy if
|
||||
for (int row=0; row<ENEMY_ROWS; row++) {
|
||||
if (game.enemy_row_y[row]+6 >= game.shot_y && game.enemy_row_y[row]+6 < game.shot_y+7) {
|
||||
for(int col = 0; col<ENEMY_COLUMNS; col++) {
|
||||
if(game.shot_x >= game.enemy_x[row][col] && game.shot_x < game.enemy_x[row][col]+ENEMY_WIDTHS[row]) {
|
||||
game.enemy_x[row][col]=DISABLED;
|
||||
game.shot_x = DISABLED;
|
||||
game.alive--;
|
||||
game.score+=(3-row)*10;
|
||||
return;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
//check for collision with ufo
|
||||
if (game.ufo != DISABLED &&
|
||||
game.shot_x>game.ufo &&
|
||||
game.shot_x<game.ufo + 16 &&
|
||||
game.shot_y<8) {
|
||||
|
||||
game.ufo = DISABLED;
|
||||
game.score += 50;
|
||||
}
|
||||
|
||||
game.shot_y -= 2;
|
||||
}
|
||||
|
||||
|
||||
|
||||
|
||||
void move_shots() {
|
||||
for (int col = 0; col<ENEMY_COLUMNS; col++){
|
||||
//No shot, maybe generate
|
||||
if (game.shots_x[col] == DISABLED) {
|
||||
for (int row = 0; row<ENEMY_ROWS; row++) {
|
||||
if (game.enemy_x[row][col] != DISABLED) {
|
||||
if(getRandom()%(game.alive*20/((game.level/3)+1))==0) {
|
||||
game.shots_x[col] = game.enemy_x[row][col]+5;
|
||||
game.shots_y[col] = game.enemy_row_y[row]+0;
|
||||
}
|
||||
}
|
||||
}
|
||||
continue;
|
||||
}
|
||||
|
||||
//moving out of bottm, end shot
|
||||
if (game.shots_y[col] >= RESY) {
|
||||
game.shots_x[col] = DISABLED;
|
||||
return;
|
||||
}
|
||||
//check for collision with bunker
|
||||
if (check_bunker(game.shots_x[col],game.shots_y[col],-1))
|
||||
game.shots_x[col]=DISABLED;
|
||||
|
||||
//check for collision with player
|
||||
if (game.shots_y[col] >= RESY-13 &&
|
||||
game.shots_x[col] > game.player+1 &&
|
||||
game.shots_x[col] < game.player+6) {
|
||||
|
||||
game.killed = true;
|
||||
}
|
||||
|
||||
//move shots down
|
||||
game.shots_y[col] += 1;
|
||||
}
|
||||
}
|
||||
|
||||
void move_ufo() {
|
||||
if (game.ufo == DISABLED) {
|
||||
if ((getRandom()%UFO_PROB)==0) {
|
||||
game.ufo = 0;
|
||||
}
|
||||
return;
|
||||
}
|
||||
if (game.ufo >= RESX){
|
||||
game.ufo = DISABLED;
|
||||
return;
|
||||
}
|
||||
game.ufo++;
|
||||
}
|
||||
|
||||
void move_player() {
|
||||
if(gpioGetValue(RB_BTN0)==0 && game.player > 0 ){
|
||||
game.player-=1;
|
||||
}
|
||||
|
||||
if(gpioGetValue(RB_BTN1)==0 && game.player < RESX-8){
|
||||
game.player+=1;
|
||||
}
|
||||
|
||||
if(gpioGetValue(RB_BTN4)==0 && game.shot_x == 255){
|
||||
game.shot_x = game.player+4;
|
||||
game.shot_y = POS_PLAYER_Y;
|
||||
}
|
||||
}
|
||||
|
||||
void move_enemy() {
|
||||
if(game.move > 0){
|
||||
game.move-=game.level/5+1;
|
||||
return;
|
||||
}
|
||||
|
||||
game.step = !game.step;
|
||||
for (int col = 0; col < ENEMY_COLUMNS; col++) {
|
||||
for (int row = 0; row < ENEMY_ROWS; row++) {
|
||||
char pos = game.enemy_x[row][(game.direction==1)?(ENEMY_COLUMNS-(col+1)):col];
|
||||
if (pos != DISABLED) {
|
||||
//Check collision with player
|
||||
if((game.enemy_row_y[row]+8 >= POS_PLAYER_Y && pos+8 >= game.player && pos < game.player+8) ||
|
||||
game.enemy_row_y[row]+8 >= POS_PLAYER_Y+8) {
|
||||
for(int row=0; row<ENEMY_ROWS; row++) {
|
||||
game.enemy_row_y[row] = 10 + (40/ENEMY_ROWS)*row;
|
||||
}
|
||||
game.killed = true;
|
||||
}
|
||||
check_bunker(pos,game.enemy_row_y[row]+8,-2);
|
||||
|
||||
//Are we at the beginning or end? Direction change
|
||||
if((pos <=0 && game.direction != 1) ||
|
||||
(pos >=RESX-10 && game.direction == 1)){
|
||||
game.direction = (game.direction==1)?-1:1;
|
||||
for (int r = 0; r<ENEMY_ROWS; r++) {
|
||||
game.enemy_row_y[r]+=game.level>=23?4:2;
|
||||
}
|
||||
return;
|
||||
}
|
||||
game.enemy_x[row][(game.direction==1)?(ENEMY_COLUMNS-(col+1)):col] += game.direction;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
game.move = game.alive*2-1;
|
||||
}
|
||||
|
||||
void draw_player() {
|
||||
draw_sprite(TYPE_PLAYER, game.player, POS_PLAYER_Y);
|
||||
}
|
||||
|
||||
void draw_ufo() {
|
||||
if (game.ufo!=DISABLED)
|
||||
draw_sprite(TYPE_UFO, game.ufo, POS_UFO_Y);
|
||||
}
|
||||
|
||||
void draw_enemy() {
|
||||
for (int row = 0; row<ENEMY_ROWS; row++) {
|
||||
for (int col = 0; col<ENEMY_COLUMNS; col++) {
|
||||
if (game.enemy_x[row][col] != DISABLED) {
|
||||
draw_sprite(TYPE_ENEMY_C-row,game.enemy_x[row][col],game.enemy_row_y[row]);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
void draw_bunker() {
|
||||
for (int b=0; b<BUNKERS; b++) {
|
||||
memcpy(lcdBuffer+(RESX*1+BUNKER_X[b]),game.bunker+b,BUNKER_WIDTH);
|
||||
}
|
||||
}
|
||||
|
||||
void draw_shots() {
|
||||
if (game.shot_x != 255) {
|
||||
for (int length=0; length<=5; length++) {
|
||||
lcdSetPixel(game.shot_x, game.shot_y+length, true);
|
||||
}
|
||||
}
|
||||
|
||||
for (int col = 0; col < ENEMY_COLUMNS; col++) {
|
||||
if (game.shots_x[col] != DISABLED) {
|
||||
for (int length=0; length<=5; length++) {
|
||||
lcdSetPixel(game.shots_x[col], game.shots_y[col]+length,true);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
void draw_status() {
|
||||
for (int p = 0; p<game.alive; p++){
|
||||
lcdSetPixel(p+1,1,true);
|
||||
}
|
||||
}
|
||||
|
||||
void draw_sprite(char type, char x, char y) {
|
||||
font = &Font_Invaders;
|
||||
switch(type) {
|
||||
case TYPE_PLAYER:
|
||||
DoChar(x,y-1,'P');
|
||||
break;
|
||||
case TYPE_ENEMY_A:
|
||||
DoChar(x,y-1,game.step?'a':'A');
|
||||
break;
|
||||
case TYPE_ENEMY_B:
|
||||
DoChar(x,y-1,game.step?'b':'B');
|
||||
break;
|
||||
case TYPE_ENEMY_C:
|
||||
DoChar(x,y-1,game.step?'c':'C');
|
||||
break;
|
||||
case TYPE_UFO:
|
||||
DoChar(x,y-1,'U');
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
void draw_score() {
|
||||
font = &Font_7x8;
|
||||
DoInt(0,0,game.score);
|
||||
|
||||
DoInt(RESX-8,0,game.rokets);
|
||||
font = &Font_Invaders;
|
||||
DoChar(RESX-16, 0, 'P');
|
||||
}
|
||||
|
||||
|
||||
void check_end() {
|
||||
if (game.killed) {
|
||||
game.rokets--;
|
||||
delayms(500);
|
||||
game.player = POS_PLAYER_X;
|
||||
|
||||
for(int col=0; col<ENEMY_COLUMNS; col++) {
|
||||
game.shots_x[col] = DISABLED;
|
||||
}
|
||||
game.killed = false;
|
||||
}
|
||||
if (game.alive == 0) {
|
||||
delayms(500);
|
||||
game.level++;
|
||||
init_game();
|
||||
screen_level();
|
||||
}
|
||||
}
|
|
@ -0,0 +1,3 @@
|
|||
size_t strlen(const char *s);
|
||||
char * strcpy(char * restrict dst, const char * restrict src);
|
||||
void * memcpy(void *dst, const void *src, size_t len);
|
|
@ -216,6 +216,7 @@ void lcdDisplay(void) {
|
|||
|
||||
lcd_deselect();
|
||||
}
|
||||
void lcdRefresh() __attribute__ ((weak, alias ("lcdDisplay")));
|
||||
|
||||
inline void lcdInvert(void) {
|
||||
GLOBAL(lcdinvert)=!GLOBAL(lcdinvert);
|
||||
|
|
|
@ -53,9 +53,6 @@ void lcdClear(){
|
|||
lcdFill(0);
|
||||
};
|
||||
|
||||
void lcdRefresh(){
|
||||
lcdDisplay();
|
||||
};
|
||||
|
||||
void lcdMoveCrsr(signed int dx,signed int dy){
|
||||
x+=dx;
|
||||
|
|
Loading…
Reference in New Issue