void _main(void)
{
OldInt1 = GetIntVec (AUTO_INT_1);
OldInt2 = GetIntVec (AUTO_INT_2);
SetIntVec (AUTO_INT_1, DUMMY_HANDLER);
SetIntVec (AUTO_INT_2, myint2);
pSnd_EnableSound ();
pSnd_InstallSound ();
pSnd_PlayMode (MONO);
pSnd_SetTempo (90);
pSnd_PlaySound_voice1 (channel);
pSnd_SetState (ALLVOICES);
while ((_keytest (RR_ESC)!=TRUE) && (pSnd_VoiceState()));
pSnd_UninstallSound ();
pSnd_DisableSound ();
SetIntVec (AUTO_INT_1, OldInt1);
SetIntVec (AUTO_INT_2, OldInt2);
}
void _main(void)
{
OldInt5 = GetIntVec (AUTO_INT_5);
SetIntVec (AUTO_INT_5, MyInt5);
while (!kbhit()) printf_xy (50, 50, "Counter = %d ", Counter);
SetIntVec (AUTO_INT_5, OldInt5);
GKeyFlush ();
}
static inline void Cleanup(void) {
GrayOff();
SetIntVec(AUTO_INT_1,interrupt1);
free(virtual_dark);
free(virtual_light);
free(dbuffer);
}
void _main(void) {
INT_HANDLER int1 = GetIntVec(AUTO_INT_1);
INT_HANDLER int5 = GetIntVec(AUTO_INT_5);
SetIntVec(AUTO_INT_1, DUMMY_HANDLER);
SetIntVec(AUTO_INT_5, DUMMY_HANDLER);
GrayOn(); //// everything above is just magic, you need it but
//don't need to understand it.
clrscr();
Sprite8(0,0,8,square,GetPlane(0),SPRT_XOR);
Sprite8(8,0,8,square,GetPlane(1),SPRT_XOR);
Sprite8(16,0,8,square,GetPlane(0),SPRT_XOR);
Sprite8(16,0,8,square,GetPlane(1),SPRT_XOR);
while(!_keytest(RR_ENTER));
GrayOff();
SetIntVec(AUTO_INT_1, int1);
SetIntVec(AUTO_INT_5, int5);
}
void _main(void)
{
INT_HANDLER ai1,ai5;
void *bloc=malloc(BIG_VSCREEN_SIZE*2+LCD_SIZE*2); // 1 big_vscreen et 1 écran virtuel
void *vecran,*big_vscreen;
LCD_BUFFER backbuffer;
LCD_save(backbuffer);
if(!bloc)
return;
// Initialisations
vecran=bloc;
big_vscreen=bloc+LCD_SIZE*2;
ai1=GetIntVec(AUTO_INT_1);
ai5=GetIntVec(AUTO_INT_5);
SetIntVec(AUTO_INT_1,DUMMY_HANDLER);
SetIntVec(AUTO_INT_5,DUMMY_HANDLER);
if(GrayOn())
{
RenderMaps(big_vscreen,vecran);
GrayOff();
}
SetIntVec(AUTO_INT_1,ai1);
SetIntVec(AUTO_INT_5,ai5);
free(bloc);
LCD_restore(backbuffer);
GKeyFlush();
ST_helpMsg(EXTGRAPH_VERSION_PWDSTR);
}
static inline int Gray_prep(void) {
// turn interrupts off and set up a fake interrupt for graymode to use.
interrupt1 = GetIntVec(AUTO_INT_1);
SetIntVec(AUTO_INT_1, DUMMY_HANDLER);
if (!GrayOn())
return QUIT;
dbuffer = malloc(GRAYDBUFFER_SIZE); // allocate space for double-buffering
if (!dbuffer)
return QUIT;
GrayDBufInit(dbuffer); // enable double-buffering
return 0;
}
//=============================================================================
// as usual our main function ...
//=============================================================================
void _main(void) {
LCD_BUFFER lcd;
LCD_BUFFER doublebuffer;
short i;
short ball_to_update;
INT_HANDLER oldint1 = GetIntVec(AUTO_INT_1); // fetch default interrupt handler
INT_HANDLER oldint5 = GetIntVec(AUTO_INT_5); // fetch default interrupt handler
// save screen
LCD_save(lcd);
// install dummy interrupt handlers for AUTO_INT1 and AUTO_INT5
SetIntVec(AUTO_INT_1,DUMMY_HANDLER);
SetIntVec(AUTO_INT_5,DUMMY_HANDLER);
do {
// clear doublebuffer
memset(doublebuffer,0,LCD_SIZE);
for (i=0;i<NR_BALLS;i++) {
// NOTE: DRAWSPRITE is a macro defined at the beginning of this file!
DRAWSPRITE(balls[i].x,balls[i].y);
}
// copy double buffer to visible screen
FastCopyScreen_R(doublebuffer,LCD_MEM);
for (ball_to_update=0;ball_to_update<NR_BALLS;ball_to_update++) {
// calculate new position of ball which should get updated
CalcNewPosition(&balls[ball_to_update],max_x,max_y);
// loop over all possible combinations and check for collision ...
for (i=0;i<NR_BALLS;i++) {
if (i==ball_to_update) continue; // don't check against myself
// NOTE: TESTCOLLIDE is a macro defined at the beginning of this file!
if (TESTCOLLIDE(balls[ball_to_update].newx,balls[ball_to_update].newy,balls[i].newx,balls[i].newy)) {
// collision detected -> exchange dirx/diry of involved balls
ExchangeDirections(&balls[ball_to_update],&balls[i]);
// recalculate new position of ball which should get updated
CalcNewPosition(&balls[ball_to_update],max_x,max_y);
// if we still stick together than this opponent then this
// is not the right target to change my direction ...
if (TESTCOLLIDE(balls[ball_to_update].newx,balls[ball_to_update].newy,balls[i].newx,balls[i].newy)) {
ExchangeDirections(&balls[ball_to_update],&balls[i]);
CalcNewPosition(&balls[ball_to_update],max_x,max_y);
}
}
}
// NOTE: this demo is somewhat sloppy. Normally we should not
// proceed if a collision is detected AND we shouldn't do the
// VERY simple collision detection routine above.
// But I don't care about this. It seems to be good enough
// to demonstrate the bouncing balls ...
balls[ball_to_update].x = balls[ball_to_update].newx;
balls[ball_to_update].y = balls[ball_to_update].newy;
}
}
while (!EscapePressed());
// restore old interrupt handlers
SetIntVec(AUTO_INT_1,oldint1);
SetIntVec(AUTO_INT_5,oldint5);
// restore screen
LCD_restore(lcd);
// empty the keyboard buffer and write "powered by ..." string
GKeyFlush();
ST_helpMsg(EXTGRAPH_VERSION_PWDSTR);
}
// Main Function
void _main(void) {
// This is where the level map is defined
// The map is 12 blocks of height 8 tall, and that fills the screen
// 0s are blank, 1s are ground blocks, and 2s are the other blocks
/*int map1[12][82] = {
{0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,0,2,2,2,2,2,2,2,0,0,0,2,2,0,2,0,2,0,2,0,0,0,0,0,0,0,0,0,0,0,0,0,0,2,0,0,2,2,2,0,0,0,2,2,2,2,2,2,2,0,0,0,2,2,0,2,0,2,0,2,0,0,0,0,0},
{0,0,0,2,0,0,0,0,2,2,0,0,0,2,0,0,0,0,0,2,2,2,2,2,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,2,2,0,0,0,2,0,0,0,0,0,2,2,2,2,2,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0},
{0,0,0,2,0,0,2,0,0,2,2,0,0,2,2,0,0,0,0,0,0,0,0,0,0,0,0,0,0,2,0,2,0,2,0,2,2,2,0,0,0,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,2,2,0,0,0,0,0,0,0,0,0,2,2,0,2,0,2,0,2,0,0,0,0,0},
{0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,2,2,0,0,0,0,0,0,0,0,0,2,2,0,2,0,2,0,2,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,2,2,0,0,0,0,0,0,0,0,0,2,2,0,2,0,2,0,2,0,0,0,0,0},
{0,0,0,2,0,0,2,0,0,0,0,0,0,0,0,0,0,2,2,2,2,2,0,0,0,0,0,0,0,2,0,2,0,2,0,2,2,2,0,0,0,0,0,0,2,0,0,2,0,0,0,0,0,0,0,0,0,0,2,2,2,2,2,0,0,0,0,0,0,0,2,0,2,0,2,0,2,2,2,0,0,0},
{0,0,0,0,0,0,0,0,0,0,2,2,2,0,2,0,0,0,2,0,0,2,2,0,0,0,0,0,2,2,0,2,0,2,0,2,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,2,2,2,0,2,0,0,0,2,0,0,2,2,0,0,0,0,0,2,2,0,2,0,2,0,2,0,0,0,0,0},
{0,0,0,2,0,0,0,0,2,0,0,0,0,0,0,0,0,0,0,0,0,2,2,2,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,2,0,0,0,0,0,0,0,0,0,0,0,0,2,2,2,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0},
{0,0,0,2,0,0,2,0,0,0,0,0,0,0,0,0,0,2,2,2,2,2,2,2,2,0,0,0,0,2,0,0,0,2,0,2,2,2,0,0,0,0,0,0,2,0,0,2,0,0,0,0,0,0,0,0,0,0,2,2,2,2,2,2,2,2,0,0,0,0,2,0,0,0,2,0,2,2,2,0,0,0},
{0,0,0,0,0,0,0,0,0,0,2,2,2,0,2,0,0,0,0,0,0,2,2,2,2,2,2,2,2,2,0,0,0,2,0,2,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,2,2,2,0,2,0,0,0,0,0,0,2,2,2,2,2,2,2,2,2,0,0,0,2,0,2,0,0,0,0,0},
{0,0,0,2,0,0,0,0,2,0,0,0,0,0,0,0,0,0,0,0,0,2,2,0,0,2,2,2,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,2,0,0,0,0,0,0,0,0,0,0,0,0,2,2,0,0,2,2,2,0,0,0,0,0,0,0,0,0,0,0,0,0},
{0,0,0,2,0,0,2,0,0,0,0,0,0,0,0,0,0,2,2,2,0,2,2,0,0,0,0,0,0,0,2,2,0,2,0,2,2,2,0,0,0,0,0,0,2,0,0,2,0,0,0,0,0,0,0,0,0,0,2,2,2,0,2,2,0,0,0,0,0,0,0,2,2,0,2,0,2,2,2,0,0,0},
{1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1}};*/
int map1[12][20] = {
{0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0},
{8,7,0,0,0,9,7,9,7,0,0,0,0,0,9,8,8,8,8,8},
{0,0,7,0,9,0,0,0,0,7,0,0,0,9,0,0,0,0,0,0},
{0,0,0,8,0,0,0,0,0,0,7,0,9,0,0,0,0,0,0,0},
{0,0,0,0,0,0,0,0,0,0,0,8,0,0,0,0,9,7,0,0},
{0,0,0,0,0,0,0,9,7,0,0,0,0,0,0,9,0,0,7,0},
{0,9,8,8,7,0,9,0,0,7,0,0,0,0,9,0,0,0,0,8},
{8,0,0,0,0,8,0,0,0,0,7,0,0,9,0,0,0,0,0,0},
{0,0,0,0,0,0,0,0,0,0,0,7,9,0,0,0,0,0,0,0},
{0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0},
{0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0},
{0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0}};
int key=0;
int laser = 0;
int justLaser = 0;
int missile = 0;
int justMissile = 0;
int missileSlow = 2;
short int keys[8];
POSITION laserPos;
POSITION oldLaserPos;
POSITION missilePos;
POSITION oldMissilePos;
POSITION oldRType;
POSITION rTypePos = {0,4};
int score = 0;
int forward = 0;
//int map_x_location=0;
//POSITION pos = {80,5};
//int pos = 0;
INT_HANDLER interrupt1 = GetIntVec(AUTO_INT_1); // this will save auto int 1
// print a simple title and disclaimer
clrscr();
printf("A game by Ben Cherry \nversion 0.2 Beta \nUse at your own risk! \nreport any bugs to me\nArrow keys - move ship\n2nd-fire straight laser\ndiamond-fire down missile\nDestroy the blocks!\nGame may become unstable\npast the ground raise!\nPress Enter to Begin");
while (ngetchx() != KEY_ENTER){}
clrscr();
// seed the random numbers
randomize();
// get the key masks
getKeyMasks(keys);
// DESTROY auto-interrupt 1 so as not to mess up _rowread
SetIntVec(AUTO_INT_1,DUMMY_HANDLER);
if (!GrayOn ()) return;
Draw_Map(map1, rTypePos, laserPos, laser, missilePos, missile);
// the main game loop
while (!quit()) {
// if the user has a missile out, deal with it
if (missile && missileSlow == 2) {
missileSlow = 1;
oldMissilePos = missilePos;
missilePos.x++;
missilePos.y++;
if (missilePos.x > 20) missile = 0;
if (blowWall(missilePos,map1)) {
map1[missilePos.y][missilePos.x]-=2;//= 0;
/**/score++;
/**/if (map1[missilePos.y][missilePos.x] < 0) map1[missilePos.y][missilePos.x] = 0;
missile = 0;
justMissile = 0;
Draw_Map(map1,rTypePos,laserPos,laser,missilePos,missile);
}
// if the shot was just fired, then there wont be one to erase
if (!justMissile && missile) {
moveMissile(oldMissilePos,missilePos);
} else if (missile) {
drawMissile(missilePos);
justMissile = 0;
}
} else {
missileSlow++;
}
// if the user has a laser shot that is still going, continue it
if (laser) {
oldLaserPos = laserPos;
laserPos.x++;
if (laserPos.x > 20) laser=0;
if (blowWall(laserPos,map1)) {
map1[laserPos.y][laserPos.x]--; //= 0;
/**/if (map1[laserPos.y][laserPos.x] == 0) score++;
laser = 0;
justLaser = 0;
Draw_Map(map1,rTypePos,laserPos,laser, missilePos, missile);
}
// if the shot was just fired, then there wont be one to erase
if (!justLaser && laser) {
moveLaser(oldLaserPos,laserPos);
} else if (laser){
drawLaser(laserPos);
justLaser = 0;
}
}
// scroll the screen forward one block every third time through the main loop
if (forward == 3) {
randMap(&map1);
//rTypePos.x++;
forward = 0;
Draw_Map(map1,rTypePos,laserPos,laser, missilePos, missile);
} else {
forward++;
}
// if you ran into a wall, quit
if (detectWall(rTypePos,map1)) break;
key = _rowread(ARROW_ROW);
// if the user pressed right, move the ship right
if (key & keys[RIGHT]) {
oldRType = rTypePos;
rTypePos.x++;
if (rTypePos.x > 20) rTypePos.x--;
if (!detectWall(rTypePos,map1)){
moveRType(oldRType,rTypePos);
} else {
//rTypePos.x--;
break;
}
}
// If the user pressed left, move the ship left
if (key & keys[LEFT]) {
oldRType = rTypePos;
//rTypePos.x--;
if (rTypePos.x - 1 >= 0) rTypePos.x--;
if (!detectWall(rTypePos,map1)){
moveRType(oldRType,rTypePos);
} else {
//rTypePos.x++;
break;
}
}
// if the user pressed up, move the ship up
if (key & keys[UP]) {
oldRType = rTypePos;
//rTypePos.y--;
if (rTypePos.y - 1 >= 0) rTypePos.y--;
if (!detectWall(rTypePos,map1)) {
moveRType(oldRType,rTypePos);
} else {
//rTypePos.y++;
break;
}
}
// if the user pressed down, move the ship down
if (key & keys[DOWN]) {
oldRType = rTypePos;
rTypePos.y++;
if (rTypePos.y > 12) rTypePos.y = 12;
if (!detectWall(rTypePos,map1)) {
moveRType(oldRType,rTypePos);
} else {
//rTypePos.y--;
break;
}
}
// if 2nd was pushed, fire the laser
if (key & keys[SECOND]) {
if (!laser) {
justLaser = 1;
laser = 1;
laserPos.x = rTypePos.x + 1;
laserPos.y = rTypePos.y;
}
}
// if diamond was pushed fire the downward missiles
if (key & keys[DIAMOND]) {
if (!missile) {
justMissile = 1;
missile = 1;
missileSlow = 2;
missilePos.x = rTypePos.x;
missilePos.y = rTypePos.y;
}
}
// slow down the program because _rowread is too fast
delay();
}
// somehow the user left the game, either by crashing or quitting, so make sure to disable all changes
GrayOff();
SetIntVec(AUTO_INT_1,interrupt1);
clrscr();
printf("You destroyed %d blocks!",score);
while (ngetchx() != KEY_ENTER){}
}
// the main function
void _main(void) {
unsigned int difficulty = NORMAL;
short int key=0;
short int keys[8];
unsigned int level_num = 1;
unsigned short int score = 0;
int done = 0;
unsigned int money = 0;
int cannon_level = 1;
int missile_level = 0;
char map[12][MAP_SIZE];
// seed the random numbers
randomize();
// get the key masks
getKeyMasks(keys);
INT_HANDLER interrupt1 = GetIntVec(AUTO_INT_1); // this will save auto int 1
// draw title screen and wait for keypress
GrayOn();
drawTitle(2);
ngetchx();
//draw background title screen and menu
drawTitle(1);
drawWords(difficulty);
POSITION pointer = {10,0};
drawPointer(pointer);
// the menu loop
while (1) {
key = ngetchx();
if (key == KEY_ENTER && pointer.y != OPTIONS) {
if (pointer.y == PLAY) break;
if (pointer.y == HIGH_SCORES) printHiScores();
if (pointer.y == HELP) doHelp();
if (pointer.y == ABOUT) {
SetIntVec(AUTO_INT_1,interrupt1);
GrayOff();
exit(0);
}
GraySetAMSPlane(LIGHT_PLANE);
clrscr();
GraySetAMSPlane(DARK_PLANE);
clrscr();
drawTitle(1);
drawWords(difficulty);
pointer=(POSITION) {
10,0
};
drawPointer(pointer);
}
if (key == KEY_LEFT && pointer.y == OPTIONS && difficulty < VERY_EASY) {
difficulty+=1;
GraySetAMSPlane(LIGHT_PLANE);
clrscr();
GraySetAMSPlane(DARK_PLANE);
clrscr();
drawTitle(1);
drawPointer(pointer);
drawWords(difficulty);
}
if (key == KEY_RIGHT && pointer.y == OPTIONS && difficulty > IMPOSSIBLE) {
difficulty-=1;
GraySetAMSPlane(LIGHT_PLANE);
clrscr();
GraySetAMSPlane(DARK_PLANE);
clrscr();
drawTitle(1);
drawPointer(pointer);
drawWords(difficulty);
}
if (key == KEY_UP || key == KEY_DOWN) drawPointer(pointer);
if (key == KEY_UP && pointer.y > 0) pointer.y--;
if (key == KEY_DOWN && pointer.y < 4) pointer.y++;
if (key == KEY_UP || key == KEY_DOWN) drawPointer(pointer);
}
key = 0;
// turn off gray, so we can destroy auto-int-1 and not mess it up
GrayOff();
// DESTROY auto-interrupt 1 so as not to mess up _rowread
SetIntVec(AUTO_INT_1,DUMMY_HANDLER);
// turn gray back on
GrayOn();
// randomize the map
randomMap(difficulty, map, level_num);
//the main game loop
while (!quit() && !done) {
done = 0;
int fin = 0;
int win = 0;
int forward = 0;
int map_x_location = 0;
int laser = 0;
int justLaser = 0;
int missile = 0;
int justMissile = 0;
int missileSlow = 2;
POSITION laserPos;
POSITION oldLaserPos;
POSITION missilePos;
POSITION oldMissilePos;
POSITION oldShip;
POSITION ShipPos = {0,5};
// we need to disable gray temporarily to do the shop screen...
GrayOff();
SetIntVec(AUTO_INT_1, interrupt1);
shop(&money, &cannon_level, &missile_level);
SetIntVec(AUTO_INT_1, DUMMY_HANDLER);
GrayOn();
// draws the level
Draw_Map(map_x_location, map, ShipPos, laserPos, laser, missilePos, missile);
// the loop for the action in the level
while (!quit()) {
// if the user has a missile out, deal with it
if (missile && missileSlow == 2) {
missileSlow = 1;
oldMissilePos = missilePos;
missilePos.x++;
missilePos.y+=missile;
if (missilePos.x > map_x_location + 20) missile = 0;
if (missilePos.y < 0 || missilePos.y > 12) {
missile = 0;
eraseMissile(missilePos, map_x_location);
}
if (blowWall(missilePos,map)) {
if (map[missilePos.y][missilePos.x] < 4) {
map[missilePos.y][missilePos.x]-=3;
if (map[missilePos.y][missilePos.x] == 0) {
score++;
money+=BLOCK_VALUE;
}
}
if (map[missilePos.y][missilePos.x] < 0) map[missilePos.y][missilePos.x] = 0;
missile = 0;
justMissile = 0;
Draw_Map(map_x_location,map,ShipPos,laserPos,laser,missilePos,missile);
}
// if the shot was just fired, then there wont be one to erase
if (!justMissile && missile == 1) {
moveMissile(oldMissilePos,missilePos,map_x_location);
} else if (missile == 1) {
drawMissile(missilePos,map_x_location);
justMissile = 0;
} else if (!justMissile && missile == -1) {
moveUpMissile(oldMissilePos, missilePos, map_x_location);
} else if (missile == -1) {
drawUpMissile(missilePos, map_x_location);
justMissile = 0;
}
} else {
missileSlow++;
}
// if the user has a laser shot that is still going, continue it
if (laser) {
oldLaserPos = laserPos;
laserPos.x++;
if (laserPos.x > map_x_location + 20) laser=0;
if (blowWall(laserPos,map)) {
if (map[laserPos.y][laserPos.x] < 4) {
map[laserPos.y][laserPos.x]-=cannon_level;
if (map[laserPos.y][laserPos.x] <= 0) {
score++;
money+=BLOCK_VALUE;
map[laserPos.y][laserPos.x] = 0;
}
} else if (map[laserPos.y][laserPos.x] == 4 && cannon_level == 4) {
map[laserPos.y][laserPos.x] = 1;
}
laser = 0;
justLaser = 0;
Draw_Map(map_x_location,map,ShipPos,laserPos,laser, missilePos, missile);
}
// if the shot was just fired, then there wont be one to erase
if (!justLaser && laser) {
moveLaser(oldLaserPos,laserPos,map_x_location);
} else if (laser) {
drawLaser(laserPos,map_x_location);
justLaser = 0;
}
}
// scroll the screen forward one block every (difficulty) time through the main loop
if (forward == difficulty) {
map_x_location++;
ShipPos.x++;
forward = 0;
if (map_x_location >= MAP_SIZE - 20) {
win = 1;
level_num++;
break;
}
// if you ran into a wall, quit
if (detectWall(ShipPos,map)) {
win = 1;
score /= 2 ;
break;
}
Draw_Map(map_x_location,map,ShipPos,laserPos,laser, missilePos, missile);
} else {
forward++;
}
// if you ran into a wall, quit
if (detectWall(ShipPos,map)) {
win = 1;
score = 0;
break;
}
if (_rowread(~((short)(1<<1))) & (1<<6) && _rowread(~((short)(1<<2))) & (1<<6)) {
win = 1;
level_num++;
break;
}
// get keypresses
key = _rowread(ARROW_ROW);
// if the user pressed right, move the ship right
if (key & keys[RIGHT]) {
oldShip = ShipPos;
ShipPos.x++;
if (ShipPos.x > map_x_location + 18) ShipPos.x--;
if (!detectWall(ShipPos,map)) {
moveShip(oldShip,ShipPos,map_x_location);
} else {
win = 1;
score = 0;
break;
}
}
// If the user pressed left, move the ship left
if (key & keys[LEFT]) {
oldShip = ShipPos;
ShipPos.x--;
if (ShipPos.x < map_x_location) ShipPos.x++;
if (!detectWall(ShipPos,map)) {
moveShip(oldShip,ShipPos,map_x_location);
} else {
win = 1;
score = 0;
break;
}
}
// if the user pressed up, move the ship up
if (key & keys[UP]) {
oldShip = ShipPos;
if (ShipPos.y - 1 < 0) {
ShipPos.y = 0;
} else {
ShipPos.y--;
}
if (!detectWall(ShipPos,map)) {
moveShip(oldShip,ShipPos,map_x_location);
} else {
win = 1;
score = 0;
break;
}
}
// if the user pressed down, move the ship down
if (key & keys[DOWN]) {
oldShip = ShipPos;
ShipPos.y++;
if (ShipPos.y > 10) ShipPos.y = 10;
if (!detectWall(ShipPos,map)) {
moveShip(oldShip,ShipPos,map_x_location);
} else {
win = 1;
score = 0;
break;
}
}
// if 2nd was pushed, fire the laser
if (key & keys[SECOND]) {
if (!laser) {
justLaser = 1;
laser = 1;
laserPos.x = ShipPos.x + 1;
laserPos.y = ShipPos.y;
}
}
// if diamond was pushed fire the downward missiles
if (key & keys[DIAMOND]) {
if (missile_level == 3 || missile_level == 1) {
if (!missile) {
justMissile = 1;
missile = 1;
missileSlow = 2;
missilePos.x = ShipPos.x;
missilePos.y = ShipPos.y;
}
}
}
// if shift was pushed fire the upward missiles
if (key & keys[SHIFT]) {
if (missile_level == 2 || missile_level == 3) {
if (!missile) {
justMissile = 1;
missile = -1;
missileSlow = 2;
missilePos.x = ShipPos.x;
missilePos.y = ShipPos.y;
}
}
}
/*if (key & keys[ALPHA]) {
score += 10;
}*/
// slow down the program because _rowread is too fast
delay();
}
// back to the overall game loop
if (win) {
if (level_num <= LEVEL_NUM) {
won(difficulty, map, level_num);
} else {
fin = 1;
break;
}
}
}
// the user left, either by winning or quitting, so make sure everything is reset so the calc will be fine
GrayOff();
SetIntVec(AUTO_INT_1,interrupt1);
hiScoresGo(score, difficulty, level_num);
}
// Main Function
void _main(void)
{
// declare variables
char keys[8]; getKeyMasks(keys);
BITS bit= {0,0,0,0,0,0,0,0};
char arrow_key=0;
POSITION thingPOS= {0,0};
POSITION mapPOS= {0,0};
// main menu
title();
// prepare for GRAYSCALE AND ROWREAD
interrupt1 = GetIntVec(AUTO_INT_1);
SetIntVec(AUTO_INT_1,DUMMY_HANDLER);
while (1) {
// initialize
bit.one=0;
thingPOS= (POSITION){0,0};
// a blank slate
ClrScr();
//setup game, draw screen, etc
draw(thing,thingPOS,mapPOS);
makeMap(mapPOS);
while (!button(ARROW_ROW,keys[UP]));
while(!button(TI89_ESCROW,TI89_ESCKEY) && !bit.one) {
// the game loop
arrow_key=_rowread(ARROW_ROW);
bit=(BITS){0,0,0,0,0,0,0,0};
//get input
if (arrow_key) {
if (arrow_key & keys[UP]) bit.yup=1;
if (arrow_key & keys[RIGHT]) bit.xright=1;
if (arrow_key & keys[DOWN]) bit.ydown=1;
if (arrow_key & keys[LEFT]) bit.xleft=1;
}
// test gunner is within dimension
if (dim(thingPOS,bit)) {
bit.draw=1;
thingPOS.x+=bit.xright+(-bit.xleft);
thingPOS.y+=bit.yup+(-bit.ydown);
}
if (bit.draw) {
mapPOS.x=thingPOS.x-10;
mapPOS.y=thingPOS.y-5;
if (mapPOS.x<0) mapPOS.x=0;
else if (mapPOS.x>11) mapPOS.x=11;
if (mapPOS.y<0) mapPOS.y=0;
else if (mapPOS.y>20) mapPOS.y=20;
}
// if movement=true, draw new position
if (bit.draw) {
ClrScr();
makeMap(mapPOS);
draw(thing,thingPOS,mapPOS);
}
//delay
delay(6);
}
if (!bit.one) {
SetIntVec(AUTO_INT_1,interrupt1);
return;
} //while !quit and !done
} //infinite loop
}
