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crystal:: compass generation

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This commit is contained in:
Zeno Rogue
2018-12-03 23:03:35 +01:00
parent c7f74cc745
commit 46256155d7
5 changed files with 44 additions and 18 deletions
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24
crystal.cpp
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@@ -40,6 +40,8 @@ ldcoord operator / (ldcoord a, ld v) { ldcoord r; for(int i=0; i<MAXDIM; i++) r[
ld operator | (ldcoord a, ldcoord b) { ld r=0; for(int i=0; i<MAXDIM; i++) r += a[i] * b[i]; return r; }
ld compass_probability = 1;
int tocode(int cname) { return (1 << (cname >> 1)); }
void resize2(vector<vector<int>>& v, int a, int b, int z) {
@@ -455,7 +457,12 @@ color_t colorize(cell *c) {
return res;
}
colortable coordcolors = {0x4040D0, 0x40D040, 0xD04040, 0xFFD500, 0xF000F0, 0x00F0F0, 0xF0F0F0 };
colortable coordcolors = {0xD04040, 0x4040D0, 0x40D040, 0xFFD500, 0xF000F0, 0x00F0F0, 0xF0F0F0 };
ld compass_angle() {
bool bitr = ginf[gCrystal].vertex == 3;
return (bitr ? M_PI/8 : 0) - master_to_c7_angle();
}
bool crystal_cell(cell *c, transmatrix V) {
@@ -470,14 +477,12 @@ bool crystal_cell(cell *c, transmatrix V) {
auto m = crystal_map();
bool bitr = ginf[gCrystal].vertex == 3;
if(c->master->c7 == c && !is_bi(m->cs, m->hcoords[c->master])) {
ld dist = cellgfxdist(c, 0);
for(int i=0; i<S7; i++) {
transmatrix T = V * spin(-master_to_c7_angle() - 2 * M_PI * i / S7 + (bitr ? M_PI/8 : 0)) * xpush(dist*.3);
transmatrix T = V * spin(compass_angle() - 2 * M_PI * i / S7) * xpush(dist*.3);
auto co = m->hcoords[c->master];
auto lw = m->makewalker(co, i);
@@ -1052,6 +1057,17 @@ string get_table_boundary() {
return (compute_volume(s/2, r) - compute_volume(s/2, r-2)).get_str(100);
}
void may_place_compass(cell *c) {
if(c != c->master->c7) return;
auto m = crystal_map();
auto co = m->hcoords[c->master];
for(int i=0; i<m->cs.dim; i++)
if(co[i] % PERIOD)
return;
if(hrandf() < compass_probability)
c->item = itCompass;
}
}
}