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hyperrogue/radar.cpp
2024-05-09 21:07:44 +02:00

205 lines
7.0 KiB
C++

#include "hyper.h"
namespace hr {
#if MAXMDIM >= 4
pair<bool, hyperpoint> makeradar(shiftpoint h, bool distant) {
hyperpoint h1;
if(embedded_plane) h1 = current_display->radar_transform * unshift(h);
else if(sol && nisot::geodesic_movement) {
hyperpoint h1 = inverse_exp(h, pQUICK);
ld r = hypot_d(3, h1);
if(r < 1) h1 = h1 * (atanh(r) / r);
else return {false, h1};
}
else if(mproduct) h1 = product::inverse_exp(unshift(h));
else if(sl2) h1 = slr::get_inverse_exp(h);
else h1 = unshift(h);
if(nisot::local_perspective_used && !embedded_plane) {
h1 = NLP * h1;
}
if(WDIM == 3) {
ld d = hdist0(h);
if(distant) {
h1 = h1 / hypot_d(3, h1);
}
else {
if(d >= vid.radarrange) return {false, h1};
if(d) h1 = h1 * (d / vid.radarrange / hypot_d(3, h1));
}
}
else {
h1 = cgi.emb->actual_to_base(h1);
h1 = current_display->radar_transform_post * h1;
if(mhyperbolic) {
h1[LDIM] = h1[2]; if(!gproduct) h1[2] = 0;
for(int a=0; a<LDIM; a++) h1[a] = h1[a] / (1 + h1[LDIM]);
h1[LDIM] *= 2;
}
if(meuclid) {
ld d = hypot_d(2, h1);
if(d > vid.radarrange) return {false, h1};
if(d) h1 = h1 / (vid.radarrange + cgi.scalefactor/4);
}
/* no change for sphere! */
}
if(invalid_point(h1)) return {false, h1};
return {true, h1};
}
EX void addradar(const shiftmatrix& V, char ch, color_t col, color_t outline, bool distant IS(false)) {
shiftpoint h = V * tile_center();
auto hp = makeradar(h, distant);
if(hp.first)
current_display->radarpoints.emplace_back(radarpoint{hp.second, ch, col, outline});
}
EX void addradar(const shiftpoint h1, const shiftpoint h2, color_t col) {
auto hp1 = makeradar(h1, false);
auto hp2 = makeradar(h2, false);
if(hp1.first && hp2.first)
current_display->radarlines.emplace_back(radarline{hp1.second, hp2.second, col});
}
void celldrawer::drawcell_in_radar() {
#if CAP_SHMUP
if(shmup::on) {
pair<shmup::mit, shmup::mit> p =
shmup::monstersAt.equal_range(c);
for(shmup::mit it = p.first; it != p.second; it++) {
shmup::monster* m = it->second;
addradar(V*m->at, minf[m->type].glyph, minf[m->type].color, 0xFF0000FF);
}
}
#endif
if(c->monst)
addradar(V, minf[c->monst].glyph, minf[c->monst].color, isFriendly(c->monst) ? 0x00FF00FF : 0xFF0000FF);
else if(c->item && !itemHiddenFromSight(c))
addradar(V, iinf[c->item].glyph, iinf[c->item].color, kind_outline(c->item));
}
void celldrawer::radar_grid() {
for(int t=0; t<c->type; t++)
if(c->move(t) && (c->move(t) < c || fake::split()))
addradar(V*get_corner_position(c, t%c->type), V*get_corner_position(c, (t+1)%c->type), gridcolor(c, c->move(t)));
}
#endif
EX void draw_radar(bool cornermode) {
#if MAXMDIM >= 4
if(subscreens::split([=] () { calcparam(); draw_radar(false); })) return;
if(dual::split([] { dual::in_subscreen([] { calcparam(); draw_radar(false); }); })) return;
bool d3 = WDIM == 3;
int ldim = LDIM;
bool hyp = mhyperbolic;
bool sph = msphere;
bool scompass = nonisotropic && !mhybrid && !embedded_plane;
dynamicval<eGeometry> g(geometry, gEuclid);
dynamicval<eModel> pm(pmodel, mdDisk);
dynamicval<bool> ga(vid.always3, false);
dynamicval<geometryinfo1> gi(ginf[gEuclid].g, giEuclid2);
initquickqueue();
int rad = vid.radarsize;
int divby = 1;
if(dual::state) divby *= 2;
if(subscreens::in) divby *= 2;
rad /= divby;
auto& cd = current_display;
ld cx = dual::state ? (dual::currently_loaded ? vid.xres/2+rad+2 : vid.xres/2-rad-2) :
subscreens::in ? cd->xtop + cd->xsize - rad - 2 :
cornermode ? rad+2 : vid.xres-rad-2;
ld cy = subscreens::in ? cd->ytop + cd->ysize - rad - 2 - vid.fsize :
vid.yres-rad-2 - vid.fsize;
auto sId = shiftless(Id);
for(int i=0; i<360; i++)
curvepoint(atscreenpos(cx-cos(i * degree)*rad, cy-sin(i*degree)*rad, 1) * C0);
queuecurve(sId, 0xFFFFFFFF, 0x000000FF, PPR::ZERO);
ld alpha = 15._deg;
ld co = cos(alpha);
ld si = sin(alpha);
if(sph && !d3) {
for(int i=0; i<360; i++)
curvepoint(atscreenpos(cx-cos(i * degree)*rad, cy-sin(i*degree)*rad*si, 1) * C0);
queuecurve(sId, 0, 0x200000FF, PPR::ZERO);
}
if(d3) {
for(int i=0; i<360; i++)
curvepoint(atscreenpos(cx-cos(i * degree)*rad, cy-sin(i*degree)*rad*si, 1) * C0);
queuecurve(sId, 0xFF0000FF, 0x200000FF, PPR::ZERO);
curvepoint(atscreenpos(cx-sin(vid.fov*degree/2)*rad, cy-sin(vid.fov*degree/2)*rad*si, 1) * C0);
curvepoint(atscreenpos(cx, cy, 1) * C0);
curvepoint(atscreenpos(cx+sin(vid.fov*degree/2)*rad, cy-sin(vid.fov*degree/2)*rad*si, 1) * C0);
queuecurve(sId, 0xFF8000FF, 0, PPR::ZERO);
}
if(d3) for(auto& r: cd->radarpoints) {
queueline(sId*atscreenpos(cx+rad * r.h[0], cy - rad * r.h[2] * si + rad * r.h[1] * co, 0)*C0, sId*atscreenpos(cx+rad*r.h[0], cy - rad*r.h[2] * si, 0)*C0, r.line, -1);
}
if(scompass) {
auto compassdir = [&] (char dirname, hyperpoint h) {
h = NLP * h * .8;
queueline(sId*atscreenpos(cx+rad * h[0], cy - rad * h[2] * si + rad * h[1] * co, 0)*C0, sId*atscreenpos(cx+rad*h[0], cy - rad*h[2] * si, 0)*C0, 0xA0401040, -1);
displaychr(int(cx+rad * h[0]), int(cy - rad * h[2] * si + rad * h[1] * co), 0, 8 * mapfontscale / 100, dirname, 0xA04010);
};
compassdir('E', point3(+1, 0, 0));
compassdir('N', point3(0, +1, 0));
compassdir('W', point3(-1, 0, 0));
compassdir('S', point3(0, -1, 0));
compassdir('U', point3(0, 0,+1));
compassdir('D', point3(0, 0,-1));
}
ld f = cgi.scalefactor;
if(cgi.emb->is_euc_in_hyp()) f /= exp(vid.depth);
auto locate = [&] (hyperpoint h) {
if(sph)
return point3(cx + (rad-10) * h[0], cy + (rad-10) * h[2] * si + (rad-10) * h[1] * co, +h[1] * si > h[2] * co ? 8 : 16);
else if(hyp)
return point3(cx + rad * h[0], cy + rad * h[1], 1/(1+h[ldim]) * cgi.scalefactor * current_display->radius / (inHighQual ? 10 : 6));
else
return point3(cx + rad * h[0], cy + rad * h[1], rad * f / (vid.radarrange + f/4) * 0.8);
};
for(auto& r: cd->radarlines) {
hyperpoint h1 = locate(r.h1);
hyperpoint h2 = locate(r.h2);
h1 = tC0(atscreenpos(h1[0], h1[1], 1));
h2 = tC0(atscreenpos(h2[0], h2[1], 1));
queueline(sId*h1, sId*h2, r.line, -1);
}
quickqueue();
glflush();
for(auto& r: cd->radarpoints) {
if(d3) displaychr(int(cx + rad * r.h[0]), int(cy - rad * r.h[2] * si + rad * r.h[1] * co), 0, 8 * mapfontscale / 100, r.glyph, r.color);
else {
hyperpoint h = locate(r.h);
displaychr(int(h[0]), int(h[1]), 0, int(h[2]) * mapfontscale / divby / 100, r.glyph, r.color);
}
}
#endif
}
#if MAXMDIM < 4
EX void addradar(const shiftmatrix& V, char ch, color_t col, color_t outline) { }
void drawcell_in_radar();
void celldrawer::drawcell_in_radar() {}
void celldrawer::radar_grid() {}
#endif
}