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2D3D:: gravity particles

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This commit is contained in:
Zeno Rogue 2019-05-15 10:51:46 +02:00
parent 6aeba2d906
commit 1769f65ddb
1 changed files with 13 additions and 6 deletions
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19
graph.cpp
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@ -240,9 +240,13 @@ void drawFlash(const transmatrix& V) {
#endif
}
ld cheilevel(ld v) {
return geom3::FLOOR + (geom3::HEAD - geom3::FLOOR) * v;
}
transmatrix chei(const transmatrix V, int a, int b) {
if(DIM == 2) return V;
return V * zpush(geom3::FLOOR + (geom3::HEAD - geom3::FLOOR) * (a+.5) / b);
return V * zpush(cheilevel((a+.5) / b));
}
void drawLove(const transmatrix& V, int hdir) {
@ -4119,22 +4123,24 @@ void draw_gravity_particles(cell *c, const transmatrix V) {
const color_t antigrav_color = 0xF04040FF;
const color_t levitate_color = 0x40F040FF;
ld lev = 2;
auto levf = [] (ld l) {
return DIM == 3 ? cheilevel(l) : 1 + (1-l) * 1;
};
if(spatial_graphics) {
if(spatial_graphics || (WDIM == 2 && GDIM == 3)) {
switch(gravity_state) {
case gsNormal:
for(int i=0; i<6; i++) {
transmatrix T = V * spin(i*degree*60) * xpush(crossf/3);
queueline(mmscale(T, 1 + (1-r0) * (lev-1)) * C0, mmscale(T, 1 + (1-r1) * (lev - 1)) * C0, grav_normal_color);
queueline(mmscale(T, levf(r0)) * C0, mmscale(T, levf(r1)) * C0, grav_normal_color);
}
break;
case gsAnti:
for(int i=0; i<6; i++) {
transmatrix T = V * spin(i*degree*60) * xpush(crossf/3);
queueline(mmscale(T, 1 + r0 * (lev-1)) * C0, mmscale(T, 1 + r1 * (lev-1)) * C0, antigrav_color);
queueline(mmscale(T, levf(r0)) * C0, mmscale(T, levf(r1)) * C0, antigrav_color);
}
break;
@ -4142,7 +4148,8 @@ void draw_gravity_particles(cell *c, const transmatrix V) {
for(int i=0; i<6; i++) {
transmatrix T0 = V * spin(i*degree*60 + tt/60. * degree) * xpush(crossf/3);
transmatrix T1 = V * spin(i*degree*60 + (tt/60. + 30) * degree) * xpush(crossf/3);
queueline(mmscale(T0, (lev+1)/2) * C0, mmscale(T1, (lev+1)/2) * C0, levitate_color);
ld lv = levf(DIM == 3 ? (i+0.5)/6 : 0.5);
queueline(mmscale(T0, lv) * C0, mmscale(T1, lv) * C0, levitate_color);
}
break;
}