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Code Issues Releases Wiki Activity

precise mouseh in 2.5D

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Zeno Rogue 2020-12-30 03:26:46 +01:00
parent 8a63307ed5
commit 2c59aa0e14
1 changed files with 37 additions and 28 deletions
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31
hypgraph.cpp
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@ -89,20 +89,14 @@ EX hyperpoint space_to_perspective(hyperpoint z, ld alpha IS(pconf.alpha)) {
return z; return z;
} }
EX shiftpoint gethyper(ld x, ld y) { EX shiftpoint find_on_screen(hyperpoint hxy, shiftpoint hint) {
shiftmatrix T = rgpushxto0(hint);
ld hx = (x - current_display->xcenter) / current_display->radius; hyperpoint rel = WDIM == 2 && GDIM == 3 ? zpush0(cgi.FLOOR) : C0;
ld hy = (y - current_display->ycenter) / current_display->radius / pconf.stretch;
hyperpoint hxy = point3(hx, hy, 0);
if(pmodel) {
ghxy = hxy;
shiftmatrix T = rgpushxto0(ghpm);
auto distance_at = [&] (const shiftmatrix& T1) { auto distance_at = [&] (const shiftmatrix& T1) {
hyperpoint h1; hyperpoint h1;
applymodel(tC0(T1), h1); applymodel(T1*rel, h1);
return sqhypot_d(2, hxy - h1); return sqhypot_d(2, hxy - h1);
}; };
@ -124,7 +118,22 @@ EX shiftpoint gethyper(ld x, ld y) {
} }
} }
return tC0(T); return T*rel;
}
EX shiftpoint gethyper(ld x, ld y) {
ld hx = (x - current_display->xcenter) / current_display->radius;
ld hy = (y - current_display->ycenter) / current_display->radius / pconf.stretch;
hyperpoint hxy = point3(hx, hy, 0);
if(WDIM == 2 && GDIM == 3) {
return mouseover ? find_on_screen(hxy, ggmatrix(mouseover) * C0) : shiftless(Hypc);
}
if(pmodel) {
ghxy = hxy;
return find_on_screen(hxy, ghpm);
} }
if(pconf.camera_angle) camrotate(hx, hy); if(pconf.camera_angle) camrotate(hx, hy);