spacinvaders stuff

This commit is contained in:
iggy 2011-08-02 01:12:52 +02:00
parent b225322bce
commit bad31c466a
2 changed files with 258 additions and 404 deletions

View File

@ -1,338 +0,0 @@
#include <sysinit.h>
#include "basic/basic.h"
#include "lcd/render.h"
#include "lcd/display.h"
#include "lcd/allfonts.h"
void ReinvokeISP(void);
void EnableWatchdog(uint32_t ms);
void delayms(uint32_t ms);
/**************************************************************************/
#define POS_PLAYER_Y 60
#define ENEMY_ROWS 3
#define ENEMY_COLUMNS 6
#define DISABLED 255
#define TYPE_PLAYER 1
#define TYPE_ENEMY_A 2
#define TYPE_ENEMY_B 3
#define TYPE_ENEMY_C 4
#define BUNKERS 2
#define BUNKER_WIDTH 10
static const BUNKER_X[] = {20,RESX-BUNKER_WIDTH-20};
static const ENEMY_WIDTHS[] = {10,11,8};
struct gamestate {
char player;
char shot_x, shot_y;
char shots_x[ENEMY_COLUMNS];
char shots_y[ENEMY_COLUMNS];
char alive;
char move, direction, lastcol;
bool killed;
bool step;
uint32_t score;
char level;
char 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) {
game.player = RESY/2-4;
game.shot_x = DISABLED;
game.shot_y = 0;
game.alive = ENEMY_ROWS*ENEMY_COLUMNS;
game.move = 0;
game.direction = -1;
game.lastcol = ENEMY_COLUMNS-1;
game.killed = 0;
game.step = false;
init_enemy();
for (char 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;
}
}
}
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;
}
}
}
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;
}
//check for collision with bunker
for (int b=0; b<BUNKERS; b++) {
if (game.shot_x>BUNKER_X[BUNKERS-1-b] &&
game.shot_x<BUNKER_X[BUNKERS-1-b]+BUNKER_WIDTH &&
game.shot_y<RESY-8 &&
game.shot_y>RESY-16) {
int offset = BUNKER_WIDTH - (game.shot_x-BUNKER_X[BUNKERS-1-b]);
if (game.bunker[b][offset]!=0) {
game.bunker[b][offset]&=game.bunker[b][offset]<<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++;
return;
}
}
}
}
game.shot_y -= 2;
}
void move_shots() {
for (char col = 0; col<ENEMY_COLUMNS; col++){
//No shot, maybe generate
if (game.shots_x[col] == DISABLED) {
for (char row = 0; row<ENEMY_ROWS; row++) {
if (game.enemy_x[row][col] != DISABLED) {
if(getRandom()%(game.alive*5)==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
for (int b=0; b<BUNKERS; b++) {
if (game.shots_x[col]>BUNKER_X[BUNKERS-1-b] &&
game.shots_x[col]<BUNKER_X[BUNKERS-1-b]+BUNKER_WIDTH &&
game.shots_y[col]<RESY-8 &&
game.shots_y[col]>RESY-16) {
int offset = BUNKER_WIDTH - (game.shots_x[col]-BUNKER_X[BUNKERS-1-b]);
if (game.bunker[b][offset]!=0) {
game.bunker[b][offset]&=game.bunker[b][offset]>>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_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--;
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.killed = true;
}
if((pos <=0 && game.direction != 1) ||
(pos >=RESX-11-1 && game.direction == 1)){
game.direction = (game.direction==1)?-1:1;
for (char r = 0; r<ENEMY_ROWS; r++) {
game.enemy_row_y[r]+=2;
}
return;
}
game.enemy_x[row][(game.direction==1)?(ENEMY_COLUMNS-(col+1)):col] += game.direction;
}
}
}
game.move = game.alive-1;
}
void draw_player() {
//draw_sprite(50, 20);
draw_sprite(TYPE_PLAYER, game.player, POS_PLAYER_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_A+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 (char 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;
}
}
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) {
delayms(500);
game.player = RESX/2+4;
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.shots_x[col] = DISABLED;
}
game.killed = false;
}
if (game.alive == 0) {
}
}
void checkISP() {
if(gpioGetValue(RB_BTN0)==0 && gpioGetValue(RB_BTN4)==0){
DoString(0,0,"Enter ISP!");
lcdDisplay();
ISPandReset();
}
}
void main_spaceinvaders(void) {
gpioSetValue (RB_LED1, CFG_LED_OFF);
backlightInit();
init_game();
game.rokets = 3;
while (1) {
////checkISP();
lcdFill(0);
check_end();
move_shot();
move_shots();
move_player();
move_enemy();
draw_score();
draw_bunker();
draw_player();
draw_enemy();
draw_shots();
// draw_status();
lcdDisplay();
delayms(12);
}
return;
}

View File

@ -4,8 +4,7 @@
#include "lcd/render.h" #include "lcd/render.h"
#include "lcd/display.h" #include "lcd/display.h"
#include "lcd/fonts/invaders.c" #include "lcd/allfonts.h"
//#include "lcd/allfonts.h"
void ReinvokeISP(void); void ReinvokeISP(void);
void EnableWatchdog(uint32_t ms); void EnableWatchdog(uint32_t ms);
@ -13,50 +12,116 @@ void delayms(uint32_t ms);
/**************************************************************************/ /**************************************************************************/
#define POS_PLAYER_Y 60 #define POS_PLAYER_Y 60
#define POS_UFO_Y 0
#define ENEMY_ROWS 3 #define ENEMY_ROWS 3
#define ENEMY_COLUMNS 6 #define ENEMY_COLUMNS 6
#define DISABLED 255 #define DISABLED 255
#define UFO_PROB 100
#define TYPE_PLAYER 1 #define TYPE_PLAYER 1
#define TYPE_ALIEN 2 #define TYPE_ENEMY_A 2
#define TYPE_ENEMY_B 3
#define TYPE_ENEMY_C 4
#define TYPE_UFO 5
#define BUNKERS 3
#define BUNKER_WIDTH 10
static const BUNKER_X[] = {15, RESX/2-BUNKER_WIDTH/2,RESX-BUNKER_WIDTH-15};
static const ENEMY_WIDTHS[] = {10,11,8};
struct gamestate { struct gamestate {
char player; char player;
char ufo;
char shot_x, shot_y; char shot_x, shot_y;
char shots_x[ENEMY_COLUMNS];
char shots_y[ENEMY_COLUMNS];
char alive; char alive;
char move, direction, lastcol; char move, direction, lastcol;
bool killed; bool killed;
bool step;
uint32_t score;
char level;
char rokets;
char enemy_x[ENEMY_ROWS][ENEMY_COLUMNS]; char enemy_x[ENEMY_ROWS][ENEMY_COLUMNS];
char enemy_row_y[ENEMY_ROWS]; char enemy_row_y[ENEMY_ROWS];
uint8_t bunker[BUNKERS][BUNKER_WIDTH];
} game = {RESX/2-4, DISABLED, 0,ENEMY_ROWS*ENEMY_COLUMNS, 0, -1, ENEMY_COLUMNS-1, false}; } game;
char key; char key;
void init_game();
void check_end();
void move_ufo();
void move_shots();
void move_player();
void move_enemay();
void draw_score();
void draw_bunker();
void draw_player();
void draw_enemy();
void draw_shots();
void draw_ufo();
void ram(void) { void ram(void) {
gpioSetValue (RB_LED1, CFG_LED_OFF); gpioSetValue (RB_LED1, CFG_LED_OFF);
init_enemy(); backlightInit();
init_game();
game.rokets = 3;
while (1) { while (1) {
if(gpioGetValue(RB_BTN2)==0){ ////checkISP();
delayms(200);
while(gpioGetValue(RB_BTN0)==0);
return;
}
lcdFill(0); lcdFill(0);
check_end(); check_end();
move_shot(); move_ufo();
move_shot();
move_shots();
move_player(); move_player();
move_enemy(); move_enemy();
draw_player(); draw_score();
draw_ufo();
draw_bunker();
draw_player();
draw_enemy(); draw_enemy();
draw_shot(); draw_shots();
draw_status(); // draw_status();
lcdDisplay(); lcdDisplay();
delayms(10); delayms(12);
} }
return; return;
} }
void init_game(void) {
game.player = RESX/2-4;
game.shot_x = DISABLED;
game.shot_y = 0;
game.alive = ENEMY_ROWS*ENEMY_COLUMNS;
game.move = 0;
game.direction = -1;
game.lastcol = ENEMY_COLUMNS-1;
game.killed = 0;
game.step = false;
game.ufo = DISABLED;
init_enemy();
for (char 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() { void init_enemy() {
for (int row = 0; row<ENEMY_ROWS; row++) { for (int row = 0; row<ENEMY_ROWS; row++) {
@ -79,21 +144,106 @@ void move_shot() {
return; return;
} }
//check for collision with bunker
for (int b=0; b<BUNKERS; b++) {
if (game.shot_x>BUNKER_X[BUNKERS-1-b] &&
game.shot_x<BUNKER_X[BUNKERS-1-b]+BUNKER_WIDTH &&
game.shot_y<RESY-8 &&
game.shot_y>RESY-16) {
int offset = BUNKER_WIDTH - (game.shot_x-BUNKER_X[BUNKERS-1-b]);
if (game.bunker[b][offset]!=0) {
game.bunker[b][offset]&=game.bunker[b][offset]<<1;
game.shot_x=DISABLED;
}
}
}
//check for collision with enemy, kill enemy if //check for collision with enemy, kill enemy if
for (int row=0; row<ENEMY_ROWS; row++) { 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) { 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++) { 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]+8) { 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.enemy_x[row][col]=DISABLED;
game.shot_x = DISABLED; game.shot_x = DISABLED;
game.alive--; game.alive--;
game.score++;
return; 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.shot_y -= 3; game.ufo = DISABLED;
game.score += 5;
}
game.shot_y -= 2;
}
void move_shots() {
for (char col = 0; col<ENEMY_COLUMNS; col++){
//No shot, maybe generate
if (game.shots_x[col] == DISABLED) {
for (char row = 0; row<ENEMY_ROWS; row++) {
if (game.enemy_x[row][col] != DISABLED) {
if(getRandom()%(game.alive*5)==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
for (int b=0; b<BUNKERS; b++) {
if (game.shots_x[col]>BUNKER_X[BUNKERS-1-b] &&
game.shots_x[col]<BUNKER_X[BUNKERS-1-b]+BUNKER_WIDTH &&
game.shots_y[col]<RESY-8 &&
game.shots_y[col]>RESY-16) {
int offset = BUNKER_WIDTH - (game.shots_x[col]-BUNKER_X[BUNKERS-1-b])-1;
if (game.bunker[b][offset]!=0) {
game.bunker[b][offset]&=game.bunker[b][offset]>>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() { void move_player() {
@ -117,6 +267,7 @@ void move_enemy() {
return; return;
} }
game.step = !game.step;
for (int col = 0; col < ENEMY_COLUMNS; col++) { for (int col = 0; col < ENEMY_COLUMNS; col++) {
for (int row = 0; row < ENEMY_ROWS; row++) { for (int row = 0; row < ENEMY_ROWS; row++) {
char pos = game.enemy_x[row][(game.direction==1)?(ENEMY_COLUMNS-(col+1)):col]; char pos = game.enemy_x[row][(game.direction==1)?(ENEMY_COLUMNS-(col+1)):col];
@ -126,11 +277,26 @@ void move_enemy() {
game.killed = true; game.killed = true;
} }
//check for collision with bunker, dirty
for (int b=0; b<BUNKERS; b++) {
if (pos>=BUNKER_X[BUNKERS-1-b] &&
pos<=BUNKER_X[BUNKERS-1-b]+BUNKER_WIDTH &&
game.enemy_row_y[row]+8<RESY-8 &&
game.enemy_row_y[row]+8>RESY-16) {
int offset = BUNKER_WIDTH - (pos-BUNKER_X[BUNKERS-1-b]);
if (game.bunker[b][offset]!=0) {
game.bunker[b][offset]&=game.bunker[b][offset]>>2;
}
}
}
//Are we at the beginning or end? Direction change
if((pos <=0 && game.direction != 1) || if((pos <=0 && game.direction != 1) ||
(pos >=RESX-8-1 && game.direction == 1)){ (pos >=RESX-11-1 && game.direction == 1)){
game.direction = (game.direction==1)?-1:1; game.direction = (game.direction==1)?-1:1;
for (char r = 0; r<ENEMY_ROWS; r++) { for (char r = 0; r<ENEMY_ROWS; r++) {
game.enemy_row_y[r]+=4; game.enemy_row_y[r]+=2;
} }
return; return;
} }
@ -142,55 +308,47 @@ void move_enemy() {
game.move = game.alive-1; game.move = game.alive-1;
} }
void move_enemy2() {
if(game.move == 0) {
bool next = false;
for (int col = game.lastcol; col < ENEMY_COLUMNS || col <= 0; col+=game.direction) {
for (int row = 0; row < ENEMY_ROWS; row++) {
char pos = game.enemy_x[row][col];
//There is an enemy on this row
if (pos != DISABLED) {
if((pos <=0 && game.direction== -1) ||
(pos >=RESX-8 && game.direction == 1)){
game.direction *= -1;
//TODOmove down
return;
}
game.enemy_x[row][col] += game.direction;
next = true;
}
}
if (next){
game.lastcol += game.direction;
return;
}
}
game.move = game.alive;
return;
}
game.move--;
}
void draw_player() { void draw_player() {
//draw_sprite(50, 20); //draw_sprite(50, 20);
draw_sprite(TYPE_PLAYER,game.player, POS_PLAYER_Y); 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() { void draw_enemy() {
for (int row = 0; row<ENEMY_ROWS; row++) { for (int row = 0; row<ENEMY_ROWS; row++) {
for (int col = 0; col<ENEMY_COLUMNS; col++) { for (int col = 0; col<ENEMY_COLUMNS; col++) {
if (game.enemy_x[row][col] != DISABLED) { if (game.enemy_x[row][col] != DISABLED) {
draw_sprite(TYPE_ALIEN,game.enemy_x[row][col],game.enemy_row_y[row]); draw_sprite(TYPE_ENEMY_A+row,game.enemy_x[row][col],game.enemy_row_y[row]);
} }
} }
} }
} }
void draw_shot() { 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) { if (game.shot_x != 255) {
for (int length=0; length<=5; length++) { for (int length=0; length<=5; length++) {
lcdSetPixel(game.shot_x, game.shot_y+length, true); lcdSetPixel(game.shot_x, game.shot_y+length, true);
} }
} }
for (char 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() { void draw_status() {
@ -199,26 +357,60 @@ void draw_status() {
} }
} }
void draw_sprite(char type, char x, char y) { void draw_sprite(char type, char x, char y) {
font = &Font_Invaders; font = &Font_Invaders;
if(type==TYPE_PLAYER){ switch(type) {
DoChar(x,y-1,'P'); case TYPE_PLAYER:
}else{ DoChar(x,y-1,'P');
DoChar(x,y-1,'C'); 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() { void check_end() {
if (game.killed) { if (game.killed) {
game.rokets--;
delayms(500);
game.player = RESX/2+4; game.player = RESX/2+4;
for(int row; row<ENEMY_ROWS; row++) { for(int row=0; row<ENEMY_ROWS; row++) {
game.enemy_row_y[row] = 10 + (40/ENEMY_ROWS)*row; game.enemy_row_y[row] = 10 + (40/ENEMY_ROWS)*row;
} }
for(int col=0; col<ENEMY_COLUMNS; col++) {
game.shots_x[col] = DISABLED;
}
game.killed = false; game.killed = false;
} }
if (game.alive == 0) { if (game.alive == 0) {
} }
} }
void checkISP() {
if(gpioGetValue(RB_BTN0)==0 && gpioGetValue(RB_BTN4)==0){
DoString(0,0,"Enter ISP!");
lcdDisplay();
ISPandReset();
}
}