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Code Issues Releases Wiki Activity

fixed problems with Euclidean [move before]

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This commit is contained in:
Zeno Rogue 2019-05-15 09:34:40 +02:00
parent e5d6278ab1
commit 79de14b649
3 changed files with 21 additions and 18 deletions
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6
euclid.cpp
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@ -1156,7 +1156,7 @@ namespace euclid3 {
#endif
ld matrixnorm(const transmatrix& Mat) {
return Mat[0][2] * Mat[0][2] + Mat[1][2] * Mat[1][2];
return Mat[0][DIM] * Mat[0][DIM] + Mat[1][DIM] * Mat[1][DIM] + Mat[2][DIM] * Mat[2][DIM];
}
void hrmap_euclid_any::draw() {
@ -1175,7 +1175,7 @@ void hrmap_euclid_any::draw() {
vector<euspot> dfs = {zero};
ld centerd = matrixnorm(View);
auto View0 = View;
auto View0 = cview();
for(int i=0; i<isize(dfs); i++) {
int dx, dy;
@ -1189,7 +1189,7 @@ void hrmap_euclid_any::draw() {
if(true) {
ld locald = matrixnorm(Mat);
if(locald < centerd) centerd = locald, centerover = cw, View = Mat;
if(locald < centerd) centerd = locald, centerover = cw, View = inverse(actual_view_transform) * Mat;
}
if(do_draw(cw.at, Mat)) {

6
hyperpoint.cpp
View File

@ -335,9 +335,11 @@ bool eqmatrix(transmatrix A, transmatrix B, ld eps) {
#if MAXMDIM >= 4
// in the 3D space, move the point h orthogonally to the (x,y) plane by z units
hyperpoint orthogonal_move(const hyperpoint& h, ld z) {
if(!hyperbolic) return rgpushxto0(h) * cpush(2, z) * C0;
if(euclid) return hpxy3(h[0], h[1], h[2] + z);
ld u = 1;
if(h[2]) z += asinh(h[2]), u /= acosh(z);
u *= cosh(z);
if(h[2]) z += asin_auto(h[2]), u /= acos_auto(z);
u *= cos_auto(z);
return hpxy3(h[0] * u, h[1] * u, sinh(z));
}
#endif

27
hypgraph.cpp
View File

@ -1010,25 +1010,25 @@ int mindx=-7, mindy=-7, maxdx=7, maxdy=7;
transmatrix eumove(ld x, ld y) {
transmatrix Mat = Id;
Mat[2][2] = 1;
Mat[DIM][DIM] = 1;
if(a4) {
Mat[0][2] += x * crossf;
Mat[1][2] += y * crossf;
Mat[0][DIM] += x * crossf;
Mat[1][DIM] += y * crossf;
}
else {
Mat[0][2] += (x + y * .5) * crossf;
// Mat[2][0] += (x + y * .5) * crossf;
Mat[1][2] += y * q3 /2 * crossf;
// Mat[2][1] += y * q3 /2 * crossf;
Mat[0][DIM] += (x + y * .5) * crossf;
// Mat[DIM][0] += (x + y * .5) * crossf;
Mat[1][DIM] += y * q3 /2 * crossf;
// Mat[DIM][1] += y * q3 /2 * crossf;
}
ld v = a4 ? 1 : q3;
while(Mat[0][2] <= -16384 * crossf) Mat[0][2] += 32768 * crossf;
while(Mat[0][2] >= 16384 * crossf) Mat[0][2] -= 32768 * crossf;
while(Mat[1][2] <= -16384 * v * crossf) Mat[1][2] += 32768 * v * crossf;
while(Mat[1][2] >= 16384 * v * crossf) Mat[1][2] -= 32768 * v * crossf;
while(Mat[0][DIM] <= -16384 * crossf) Mat[0][DIM] += 32768 * crossf;
while(Mat[0][DIM] >= 16384 * crossf) Mat[0][DIM] -= 32768 * crossf;
while(Mat[1][DIM] <= -16384 * v * crossf) Mat[1][DIM] += 32768 * v * crossf;
while(Mat[1][DIM] >= 16384 * v * crossf) Mat[1][DIM] -= 32768 * v * crossf;
return Mat;
}
@ -1113,9 +1113,10 @@ void centerpc(ld aspd) {
#if MAXMDIM >= 4
if(shmup::on && vid.sspeed > -5 && DIM == 3) {
int id = subscreens::in ? subscreens::current_player : 0;
viewctr = shmup::pc[id]->base->master;
if(masterless) centerover = shmup::pc[id]->base;
else viewctr = shmup::pc[id]->base->master;
transmatrix T = shmup::pc[id]->at;
if(WDIM == 2) T = master_relative(shmup::pc[id]->base) * T;
if(WDIM == 2 && !masterless) T = master_relative(shmup::pc[id]->base) * T;
int sl = snakelevel(cwt.at);
if(sl) T = T * zpush(geom3::SLEV[sl] - geom3::FLOOR);
View = inverse(T);