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3d: Euclidean uses constant COORDMAX instead of magic 1000

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Zeno Rogue 2019-03-01 04:12:22 +01:00
parent 1a381d9e1a
commit 1eee434094
1 changed files with 8 additions and 6 deletions
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14
euclid.cpp
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@ -471,6 +471,8 @@ namespace euclid3 {
typedef long long coord;
static const long long COORDMAX = (1<<16);
struct hrmap_euclid3 : hrmap {
map<coord, heptagon*> spacemap;
map<heptagon*, coord> ispacemap;
@ -502,8 +504,8 @@ namespace euclid3 {
}
heptagon *createStep(heptagon *parent, int d) {
int at = ispacemap[parent];
coord shifttable[6] = { +1, +1000, +1000000, -1, -1000, -1000000 };
coord at = ispacemap[parent];
const coord shifttable[6] = { +1, +COORDMAX, +COORDMAX*COORDMAX, -1, -COORDMAX, -COORDMAX*COORDMAX };
return build(parent, d, at + shifttable[d]);
}
};
@ -521,10 +523,10 @@ namespace euclid3 {
}
int getcoord(coord x, int a) {
for(int k=0; k<a; k++) { x -= getcoord(x, 0); x /= 1000; }
x %= 1000;
if(x>500) x -= 1000;
if(x<-500) x += 1000;
for(int k=0; k<a; k++) { x -= getcoord(x, 0); x /= COORDMAX; }
x %= COORDMAX;
if(x>COORDMAX/2) x -= COORDMAX;
if(x<-COORDMAX/2) x += COORDMAX;
return x;
}