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Code Issues Releases Wiki Activity

Rug works better with non-truncated geometries, especially with a4 geometries which previously basically did not work

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Zeno Rogue 2017-12-29 12:54:50 +01:00
parent 72c8e0505b
commit bdb84c5a33
1 changed files with 54 additions and 22 deletions
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76
rug.cpp
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@ -33,6 +33,8 @@ GLAPI void APIENTRY glDeleteFramebuffers (GLsizei n, const GLuint *framebuffers)
namespace rug {
struct rug_exception { };
bool fast_euclidean = true;
bool keep_shape = true;
bool good_shape;
@ -554,6 +556,12 @@ void verify() {
printf("\n");
}
void comp(cell*& minimum, cell *next) {
int nc = next->cpdist, mc = minimum->cpdist;
if(tie(nc, next) < tie(mc, minimum))
minimum = next;
}
void buildRug() {
if(torus) {
@ -562,27 +570,36 @@ void buildRug() {
return;
}
map<cell*, rugpoint *> vptr;
for(int i=0; i<size(dcal); i++)
if(gmatrix.count(dcal[i]))
vptr[dcal[i]] = addRugpoint(gmatrix[dcal[i]]*C0, dcal[i]->cpdist);
celllister cl(centerover.c ? centerover.c : cwt.c, sightrange, vertex_limit, NULL);
for(int i=0; i<size(dcal); i++) {
cell *c = dcal[i];
rugpoint *v = vptr[c];
if(!v) continue;
for(int j=0; j<c->type; j++) {
map<cell*, rugpoint *> vptr;
for(cell *c: cl.lst)
vptr[c] = addRugpoint(shmup::ggmatrix(c)*C0, c->cpdist);
for(auto& p: vptr) {
cell *c = p.first;
rugpoint *v = p.second;
for(int j=0; j<c->type; j++) try {
cell *c2 = c->mov[j];
rugpoint *w = vptr[c2];
if(!w) continue;
rugpoint *w = vptr.at(c2);
// if(v<w) addEdge(v, w);
cell *c3 = c->mov[(j+1) % c->type];
rugpoint *w2 = vptr[c3];
if(!w2) continue;
if(ctof(c)) addTriangle(v, w, w2);
rugpoint *w2 = vptr.at(c3);
if(a4) {
cellwalker cw(c, j);
cwstep(cw); cwspin(cw, -1); cwstep(cw);
cell *c4 = cw.c;
cell *cm = c; comp(cm, c); comp(cm, c2); comp(cm, c3); comp(cm, c4);
if(cm == c || cm == c4)
addTriangle(v, w, w2);
}
else if(v > w && v > w2)
addTriangle(v, w, w2);
}
catch(out_of_range) {}
}
printf("vertices = %d triangles= %d\n", size(points), size(triangles));
@ -646,7 +663,10 @@ bool force(rugpoint& m1, rugpoint& m2, double rd, double d1=1, double d2=1) {
transmatrix iT1 = inverse(T1);
for(int i=0; i<3; i++) if(isnan(m1.flat[i])) { printf("NAN!\n"); exit(1); }
for(int i=0; i<3; i++) if(isnan(m1.flat[i])) {
addMessage("Failed!");
throw rug_exception();
}
/*
printf("%p %p\n", &m1, &m2);
@ -708,10 +728,10 @@ void preset(rugpoint *m) {
double c2 = b->edges[k2].len/blen;
double cz = (c1*c1-c2*c2+1) / 2;
double ch = sqrt(c2*c2 - cz*cz + 1e-10);
double ch = sqrt(c1*c1 - cz*cz + 1e-10);
double az = (a1*a1-a2*a2+1) / 2;
double ah = sqrt(a2*a2 - az*az + 1e-10);
double ah = sqrt(a1*a1 - az*az + 1e-10);
// c->h = a->h + (b->h-a->h) * cz + ch * ort
hyperpoint ort = (c->flat - a->flat - cz * (b->flat-a->flat)) / ch;
@ -730,6 +750,8 @@ void preset(rugpoint *m) {
if(q>0) m->flat = h/q;
printf("preset (%d) -> %s\n", q, display(m->flat));
if(isnan(m->flat[0]) || isnan(m->flat[1]) || isnan(m->flat[2]))
throw rug_exception();
}
ld sse(hyperpoint h) {
@ -1175,10 +1197,15 @@ void init() {
qvalid = 0; dt = 0; queueiter = 0;
err_zero_current = err_zero;
buildRug();
while(good_shape && subdivide_further()) subdivide();
currentrot = Id;
try {
buildRug();
while(good_shape && subdivide_further()) subdivide();
currentrot = Id;
}
catch(rug_exception) {
close();
}
}
void close() {
@ -1196,6 +1223,7 @@ int lastticks;
ld protractor = 0;
void actDraw() {
try {
if(!renderonce) prepareTexture();
physics();
drawRugScene();
@ -1258,6 +1286,10 @@ void actDraw() {
for(int i=0; i<size(points); i++) points[i]->flat = t * points[i]->flat;
}
}
}
catch(rug_exception) {
rug::close();
}
}
int besti;