/* make a random new object, returning pointer */
Object* create_object(int itemlevel)
{
Object* newObject;
int r;
int ok = false;
while (! ok) {
newObject = ((Object*) checkmalloc(sizeof(Object)));
r= random_range(135);
if (r < 20) make_thing(newObject,-1);
else if (r < 40) make_food(newObject,-1);
else if (r < 50) make_scroll(newObject,-1);
else if (r < 60) make_potion(newObject,-1);
else if (r < 70) make_weapon(newObject,-1);
else if (r < 80) make_armor(newObject,-1);
else if (r < 90) make_shield(newObject,-1);
else if (r < 100) make_stick(newObject,-1);
else if (r < 110) make_boots(newObject,-1);
else if (r < 120) make_cloak(newObject,-1);
else if (r < 130) make_ring(newObject,-1);
else make_artifact(newObject,-1);
/* not ok if object is too good for level, or if unique and already made */
/* 1/100 chance of finding object if too good for level */
ok = ((newObject->uniqueness < UNIQUE_MADE) &&
((newObject->level < itemlevel+random_range(3))
|| (random_range(100)==23)));
if (!ok)
{
free_obj( newObject, true );
}
}
if (newObject->uniqueness == UNIQUE_UNMADE)
Objects[newObject->id].uniqueness=UNIQUE_MADE;
return(newObject);
}
int main(int argc, char const *argv[])
{
int data[]={1,2,3,4,5,6,7};
int size=sizeof(data)/sizeof(int);
llink list=NULL;
int i;
for(i=0;i<size;i++)
insert_list(&list,data[i]);
if(if_has_ring(list)){
printf("Has ring!\n");
}else{
printf("No ring.\n");
}
make_ring(list,find_item(list,1));
if(if_has_ring(list)){
printf("Has ring!\n");
}else{
printf("No ring.\n");
}
return 0;
}
/* gain for an item */
void acquire(int blessing)
{
char otype;
int index,id = ABORT;
pob newthing;
if (blessing < 0) {
index = random_item();
if (index == ABORT)
mprint("You feel fortunate.");
else {
print1("Smoke drifts out of your pack.... ");
print2("Destroyed: ");
nprint2(itemid(Player.possessions[index]));
morewait();
dispose_lost_objects(1,Player.possessions[index]);
}
}
else {
newthing = ((pob) checkmalloc(sizeof(objtype)));
/* DAG this assignment looks unneccessary */
newthing->id = -1;
if (gamestatusp(CHEATED))
print1("Acquire which kind of item: !?][}{)/=%%\\& ");
else
print1("Acquire which kind of item: !?][}{)/=%%\\ ");
otype = mgetc();
switch (otype) {
case (POTION&0xff):
if (blessing > 0)
id = itemlist(POTIONID,NUMPOTIONS);
else
id = random_range(NUMPOTIONS);
if (id < 0) print2("You feel stupid.");
else make_potion(newthing,id);
break;
case (SCROLL&0xff):
if (blessing > 0)
id = itemlist(SCROLLID,NUMSCROLLS);
else
id = random_range(NUMSCROLLS);
if (id < 0) print2("You feel stupid.");
else make_scroll(newthing,id);
break;
case (RING&0xff):
if (blessing > 0)
id = itemlist(RINGID,NUMRINGS);
else
id = random_range(NUMRINGS);
if (id < 0) print2("You feel stupid.");
else make_ring(newthing,id);
break;
case (STICK&0xff):
if (blessing > 0)
id = itemlist(STICKID,NUMSTICKS);
else
id = random_range(NUMSTICKS);
if (id < 0) print2("You feel stupid.");
else make_stick(newthing,id);
break;
case (ARMOR&0xff):
if (blessing > 0)
id = itemlist(ARMORID,NUMARMOR);
else
id = random_range(NUMARMOR);
if (id < 0) print2("You feel stupid.");
else make_armor(newthing,id);
break;
case (SHIELD&0xff):
if (blessing > 0)
id = itemlist(SHIELDID,NUMSHIELDS);
else
id = random_range(NUMSHIELDS);
if (id < 0) print2("You feel stupid.");
else make_shield(newthing,id);
break;
case (WEAPON&0xff):
if (blessing > 0)
id = itemlist(WEAPONID,NUMWEAPONS);
else
id = random_range(NUMWEAPONS);
if (id < 0) print2("You feel stupid.");
else make_weapon(newthing,id);
break;
case (BOOTS&0xff):
if (blessing > 0)
id = itemlist(BOOTID,NUMBOOTS);
else
id = random_range(NUMBOOTS);
if (id < 0) print2("You feel stupid.");
else make_boots(newthing,id);
break;
case (CLOAK&0xff):
if (blessing > 0)
id = itemlist(CLOAKID,NUMCLOAKS);
else
id = random_range(NUMCLOAKS);
if (id < 0) print2("You feel stupid.");
else make_cloak(newthing,id);
break;
case (FOOD&0xff):
if (blessing > 0)
id = itemlist(FOODID,NUMFOODS);
else
id = random_range(NUMFOODS);
if (id < 0) print2("You feel stupid.");
else make_food(newthing,id);
break;
case (THING&0xff):
if (blessing > 0)
id = itemlist(THINGID,NUMTHINGS);
else
id = random_range(NUMTHINGS);
if (id < 0) print2("You feel stupid.");
else make_thing(newthing,id);
break;
case (ARTIFACT&0xff):
if (gamestatusp(CHEATED))
id = itemlist(ARTIFACTID,NUMARTIFACTS);
else
id = -1;
if (id < 0) print2("You feel stupid.");
else make_artifact(newthing,id);
break;
default:
print2("You feel stupid.");
}
xredraw();
if (id != ABORT) {
if (blessing > 0) {
newthing->known = 2;
Objects[id].known = 1;
}
newthing->used = FALSE;
gain_item(newthing);
}
else
{
/* DAG newthing allocated but was not freed... was YA memory leak */
/* use free() rather than free_obj() since newthing not initialized */
free( (char *) newthing );
}
}
}
void ring_filter(const float *img, const int rows, const int cols, int * x_pos,int *y_pos,int *width, float *response)
// Algorithm based on:
// Robust real-time pupil tracking in highly off-axis images
// Lech Świrski Andreas Bulling Neil A. Dodgson
// Computer Laboratory, University of Cambridge, United Kingdom
// Eye Tracking Research & Applications 2012
{
point_t img_size = {rows,cols};
int min_h = 6;
int max_h = 50;
int h, i, j;
float best_response = -10000;
point_t best_pos ={0,0};
int best_h = 0;
int h_step = 4;
int step = 5;
for (h = min_h; h < max_h; h+=h_step)
{
ring_t ring = make_ring(h);
// printf("inner factor%f outer.factor %f center %i \n",ring.inner.f,ring.outer.f,(int)ring.w_o_half );
for (i=0; i<rows-ring.w_o; i +=step)
{
for (j=0; j<cols-ring.w_o; j+=step)
{
// printf("|%2.0f",img[i * cols + j]);
point_t offset = {i,j};
float response = ring.outer.f*area(img,img_size,ring.outer.s,ring.outer.e,offset)
+ring.middle.f*area(img,img_size,ring.middle.s,ring.middle.e,offset)
+ring.inner.f*area(img,img_size,ring.inner.s,ring.inner.e,offset);
// printf("| %5.2f ",response);
if(response > best_response){
// printf("!");
best_response = response;
best_pos = (point_t){i,j};
// printf("%i %i", (int)best_pos.r,(int)best_pos.c);
best_h = ring.w_o;
}
}
// printf("\n");
}
}
// now we refine the search at pixel resolution This hole part can be commented out if needed
point_t window_lower = {MAX(0,best_pos.r-step+1),MAX(0,best_pos.c-step+1)};
point_t window_upper = {MIN(img_size.r,best_pos.r+step),MIN(img_size.c,best_pos.c+step)};
for (h = best_h-h_step+1; h < best_h+h_step; h+=1)
{
ring_t ring = make_ring(h);
// printf("inner factor%f outer.factor %f center %i \n",ring.inner.f,ring.outer.f,(int)ring.w_o_half );
for (i=window_lower.r; i<MIN(window_upper.r,img_size.r-ring.w_o); i +=1)
{
for (j=window_lower.c; j<MIN(window_upper.c,img_size.c-ring.w_o); j +=1)
{
// printf("|%2.0f",img[i * cols + j]);
point_t offset = {i,j};
float response = ring.outer.f*area(img,img_size,ring.outer.s,ring.outer.e,offset)
+ring.middle.f*area(img,img_size,ring.middle.s,ring.middle.e,offset)
+ring.inner.f*area(img,img_size,ring.inner.s,ring.inner.e,offset);
// printf("| %5.2f ",response);
// ikiuprintf("| %5.2f ",response);
if(response > best_response){
// printf("!");
best_response = response;
best_pos = (point_t){i,j};
// printf("%i %i", (int)best_pos.r,(int)best_pos.c);
best_h = ring.w_o;
}
}
// printf("\n");
}
}
// point_t start = {0,0};
// point_t end = {1,1};
// printf("FULL IMG SUM %1.0f\n",img[(img_size.r-1) * img_size.c + (img_size.c-1)] );
// printf("AREA:%f\n",area(img,img_size,start,end,(point_t){0,0}));
*x_pos = (int)best_pos.r;
*y_pos = (int)best_pos.c;
*width = best_h;
*response = best_response;
}
