static void
mark_function(lua_State *L, lua_State *dL, const void * parent, const char *desc) {
int i;
const void * t = readobject(L, dL, parent, desc);
if (t == NULL)
return;
mark_function_env(L,dL,t);
for (i=1;; i++) {
const char *name = lua_getupvalue(L,-1,i);
if (name == NULL)
break;
mark_object(L, dL, t, name[0] ? name : "[upvalue]");
}
if (lua_iscfunction(L,-1)) {
if (i==1) {
// light c function
lua_pushnil(dL);
lua_rawsetp(dL, FUNCTION, t);
}
lua_pop(L,1);
} else {
lua_Debug ar;
luaL_Buffer b;
char tmp[16];
lua_getinfo(L, ">S", &ar);
luaL_buffinit(dL, &b);
luaL_addstring(&b, ar.short_src);
sprintf(tmp,":%d",ar.linedefined);
luaL_addstring(&b, tmp);
luaL_pushresult(&b);
lua_rawsetp(dL, SOURCE, t);
}
}
static void
mark_thread(lua_State *L, lua_State *dL, const void * parent, const char *desc) {
const void * t = readobject(L, dL, parent, desc);
if (t == NULL)
return;
int level = 0;
lua_State *cL = lua_tothread(L,-1);
if (cL == L) {
level = 1;
} else {
// mark stack
int top = lua_gettop(cL);
luaL_checkstack(cL, 1, NULL);
int i;
char tmp[16];
for (i=0;i<top;i++) {
lua_pushvalue(cL, i+1);
sprintf(tmp, "[%d]", i+1);
mark_object(cL, dL, cL, tmp);
}
}
lua_Debug ar;
luaL_Buffer b;
luaL_buffinit(dL, &b);
while (lua_getstack(cL, level, &ar)) {
char tmp[128];
lua_getinfo(cL, "Sl", &ar);
luaL_addstring(&b, ar.short_src);
if (ar.currentline >=0) {
char tmp[16];
sprintf(tmp,":%d ",ar.currentline);
luaL_addstring(&b, tmp);
}
int i,j;
for (j=1;j>-1;j-=2) {
for (i=j;;i+=j) {
const char * name = lua_getlocal(cL, &ar, i);
if (name == NULL)
break;
snprintf(tmp, sizeof(tmp), "%s : %s:%d",name,ar.short_src,ar.currentline);
mark_object(cL, dL, t, tmp);
}
}
++level;
}
luaL_addstring(&b, "thread: ");
luaL_pushresult(&b);
lua_rawsetp(dL, SOURCE, t);
lua_pop(L,1);
}
static void
mark_userdata(lua_State *L, lua_State *dL, const void * parent, const char *desc) {
const void * t = readobject(L, dL, parent, desc);
if (t == NULL)
return;
if (lua_getmetatable(L, -1)) {
mark_table(L, dL, t, "[metatable]");
}
lua_getuservalue(L,-1);
if (lua_isnil(L,-1)) {
lua_pop(L,2);
} else {
mark_table(L, dL, t, "[uservalue]");
lua_pop(L,1);
}
}
static void
mark_table(lua_State *L, lua_State *dL, const void * parent, const char * desc) {
const void * t = readobject(L, dL, parent, desc);
if (t == NULL)
return;
bool weakk = false;
bool weakv = false;
if (lua_getmetatable(L, -1)) {
lua_pushliteral(L, "__mode");
lua_rawget(L, -2);
if (lua_isstring(L,-1)) {
const char *mode = lua_tostring(L, -1);
if (strchr(mode, 'k')) {
weakk = true;
}
if (strchr(mode, 'v')) {
weakv = true;
}
}
lua_pop(L,1);
luaL_checkstack(L, LUA_MINSTACK, NULL);
mark_table(L, dL, t, "[metatable]");
}
lua_pushnil(L);
while (lua_next(L, -2) != 0) {
if (weakv) {
lua_pop(L,1);
} else {
char temp[32];
const char * desc = keystring(L, -2, temp);
mark_object(L, dL, t , desc);
}
if (!weakk) {
lua_pushvalue(L,-1);
mark_object(L, dL, t , "[key]");
}
}
lua_pop(L,1);
}
int main (int argc, char **argv)
{
char q, action;
double mat[4][4], minv[4][4], scaleFactor;
double radians = 3 * (M_PI / 180);
FILE *g;
int cc, sign, currentObj, k, h;
int increment = 15;
int xcounter, ycounter, zcounter = 0;
for (cc = 1; cc < argc; cc++) {
g = fopen(argv[cc], "r"); //opens a file; r = read only
if (g == NULL) { //if the file is empty, it will let me know
printf("can't open (1)\n");
exit(1);
} else {
readobject(g, cc);
D3d_make_identity(mat);
D3d_make_identity(minv);
scaleFactor = scale_n_fit(cc);
D3d_translate(mat, minv, -centerx, -centery, -centerz);
D3d_scale(mat, minv, scaleFactor, scaleFactor, scaleFactor);
D3d_mat_mult_points(x[cc], y[cc], z[cc], mat,
x[cc], y[cc], z[cc], points[cc]);
// printarray(z[cc], points[cc]);
}
}
welcome(argc - 1);
scanf("%c", &q);
currentObj = q - '0';
sign = 1 ;
action = 't' ;
if (currentObj < argc && currentObj > 0) {
G_init_graphics(WIDTH, HEIGHT);
while (1) {
G_rgb(0, 0, 0);
G_clear();
drawit(currentObj);
D3d_make_identity (mat) ;
D3d_make_identity (minv) ;
q = G_wait_key() ;
if (q == 'q') {
exit(0) ;
} else if (q == 'c') {
sign = -sign ;
} else if (q == 't') {
action = q ;
} else if (q == 's') {
reverse = -reverse;
} else if (q == 'r') {
action = q ;
} else if (('0' <= q) && (q <= '9')) {
k = q - '0' ;
if (h != currentObj) {
currentObj = k;
}
} else if ((q == 'x') && (action == 't')) {
D3d_translate (mat, minv, sign * increment, 0, 0);
xcounter = xcounter + (sign * increment);
} else if ((q == 'y') && (action == 't')) {
D3d_translate (mat, minv, 0, sign * increment, 0);
ycounter = ycounter + (sign * increment);
} else if ((q == 'z') && (action == 't')) {
D3d_translate(mat, minv, 0, 0, sign * increment);
zcounter = zcounter + (sign * increment);
} else if ((q == 'x') && (action == 'r')) {
D3d_translate(mat, minv, -xcounter, -ycounter, -zcounter);
D3d_rotate_x(mat, minv, sign * radians);
D3d_translate(mat, minv, xcounter, ycounter, zcounter);
} else if ((q == 'y') && (action == 'r')) {
D3d_translate(mat, minv, -xcounter, -ycounter, -zcounter);
D3d_rotate_y(mat, minv, sign * radians);
D3d_translate(mat, minv, xcounter, ycounter, zcounter);
} else if ((q == 'z') && (action == 'r')) {
D3d_translate(mat, minv, -xcounter, -ycounter, -zcounter);
D3d_rotate_z(mat, minv, sign * radians);
D3d_translate(mat, minv, xcounter, ycounter, zcounter);
} else {
printf("no action\n") ;
}
D3d_mat_mult_points (x[currentObj], y[currentObj], z[currentObj],
mat, x[currentObj], y[currentObj],
z[currentObj], points[currentObj] + 1) ;
//the numpoints[currentObj]+1 is because we have stored
//the center of the object at the arrays' end
G_rgb(0, 0, 0);
G_clear();
drawit(currentObj);
}
}
}