mirrors/hyperrogue
1
0
Fork 0
mirror of https://github.com/zenorogue/hyperrogue.git synced 2026-05-18 04:02:07 +00:00
Code Issues Releases Wiki Activity

Updated to 8.3j

Browse Source
This commit is contained in:
Eryk Kopczyński
2016-08-26 11:58:03 +02:00
parent da74e6e976
commit 3237ff455e
43 changed files with 54437 additions and 24892 deletions
Download Patch File Download Diff File Expand all files Collapse all files
geometry.cpp
+23 -5
View File
@@ -1,18 +1,31 @@
// Hyperbolic Rogue
// Copyright (C) 2011-2012 Zeno Rogue, see 'hyper.cpp' for details
// geometrical constants
ld tessf, crossf, hexf;
// Copyright (C) 2011-2012 Zeno Rogue, see 'hyper.cpp' for details
ld tessf, crossf, hexf, hcrossf;
// tessf: distance from heptagon center to another heptagon center
// hexf: distance from heptagon center to heptagon vertex
// crossf: distance from heptagon center to adjacent hexagon center
#define ALPHA (M_PI*2/7)
hyperpoint Crad[42];
transmatrix heptmove[7], hexmove[7];
transmatrix invheptmove[7], invhexmove[7];
// the results are:
// hexf = 0.378077 hcrossf = 0.620672 tessf = 1.090550
void precalc() {
DEBB(DF_INIT, (debugfile,"precalc\n"));
if(euclid) return;
ld fmin = 1, fmax = 2;
for(int p=0; p<100; p++) {
@@ -30,7 +43,8 @@ void precalc() {
ld v1 = intval(H, C0), v2 = intval(H, xpush(tessf) * C0);
if(v1 < v2) fmin = f; else fmax = f;
}
crossf = fmin;
hcrossf = fmin;
crossf = purehepta ? tessf : hcrossf;
fmin = 0, fmax = tessf;
for(int p=0; p<100; p++) {
@@ -43,13 +57,17 @@ void precalc() {
}
hexf = fmin;
// printf("hexf = %.6Lf cross = %.6Lf tessf = %.6Lf\n", hexf, crossf, tessf);
for(int i=0; i<42; i++)
Crad[i] = spin(2*M_PI*i/42) * xpush(.4) * C0;
for(int d=0; d<7; d++)
heptmove[d] = spin(-d * ALPHA) * xpush(tessf) * spin(M_PI);
for(int d=0; d<7; d++)
hexmove[d] = spin(-d * ALPHA) * xpush(-crossf)* spin(M_PI);
for(int d=0; d<7; d++) invheptmove[d] = inverse(heptmove[d]);
for(int d=0; d<7; d++) invhexmove[d] = inverse(hexmove[d]);
}
transmatrix ddi(ld dir, ld dist) {