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force_sphere_outline, fixed sphere outline in SVG

This commit is contained in:
Zeno Rogue 2018-02-26 13:17:06 +01:00
parent 9a1093fc6c
commit 97aa318f79
3 changed files with 30 additions and 15 deletions
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16
graph.cpp
View File

@ -5413,6 +5413,8 @@ int ringcolor = darkena(0xFF, 0, 0xFF);
function<void()> wrap_drawfullmap = drawfullmap;
bool force_sphere_outline = false;
void drawfullmap() {
DEBB(DF_GRAPH, (debugfile,"draw full map\n"));
@ -5421,20 +5423,24 @@ void drawfullmap() {
if(!stereo::active() && !euclid && (pmodel == mdDisk || pmodel == mdBall || (sphere && mdEqui()))) {
double rad = vid.radius;
bool isbnd = true;
if(sphere) {
if(mdEqui())
;
else if(!vid.grid && !elliptic)
else if(!vid.grid && !elliptic && !force_sphere_outline)
rad = 0;
else if(vid.alpha <= 0)
;
else if(vid.alpha <= 1 && (vid.grid || elliptic)) // mark the equator
rad = rad * 1 / vid.alpha;
else if(vid.grid) // mark the edge
rad = rad * 1 / vid.alpha, isbnd = false;
else if(vid.grid || force_sphere_outline) // mark the edge
rad /= sqrt(vid.alpha*vid.alpha - 1);
}
if(!haveaura()) queuecircle(vid.xcenter, vid.ycenter, rad, ringcolor,
vid.usingGL ? PPR_CIRCLE : PPR_OUTCIRCLE);
if(rad && !haveaura()) {
queuecircle(vid.xcenter, vid.ycenter, rad, ringcolor,
vid.usingGL ? PPR_CIRCLE : PPR_OUTCIRCLE);
if(isbnd) lastptd().u.cir.boundary = true;
}
if(pmodel == mdBall) ballgeometry();
}

1
hyper.h
View File

@ -2063,6 +2063,7 @@ struct qchr {
struct qcir {
int x, y, size;
bool boundary;
};
enum eKind { pkPoly, pkLine, pkString, pkCircle, pkShape, pkResetModel, pkSpecial };

28
polygons.cpp
View File

@ -806,10 +806,24 @@ void drawqueue() {
}
#endif
#ifdef STLSORT
#define GET_PTD(i) polytodraw& ptd (ptds[i]);
#else
#define GET_PTD(i) polytodraw& ptd (*ptds2[i]);
#endif
spherespecial = 0;
spherephase = 0;
// on the sphere, parts on the back are drawn first
if(sphere && pmodel == 0) {
// in SVG, draw boundary circle first
if(svg::in) for(int i=0; i<siz; i++) {
GET_PTD(i);
if(ptd.kind == pkCircle && ptd.u.cir.boundary)
drawqueueitem(ptd);
}
spherespecial = sphereflipped() ? 1 : -1;
#ifndef STLSORT
for(int p: {PPR_REDWALLs, PPR_REDWALLs2, PPR_REDWALLs3, PPR_WALL3s,
@ -817,11 +831,7 @@ void drawqueue() {
reverse(&ptds2[qp0[p]], &ptds2[qp[p]]);
#endif
for(int i=siz-1; i>=0; i--) {
#ifdef STLSORT
polytodraw& ptd (ptds[i]);
#else
polytodraw& ptd (*ptds2[i]);
#endif
GET_PTD(i);
if(ptd.kind == pkPoly || ptd.kind == pkLine) {
unsigned c = ptd.col;
int alpha = ptd.col & 255;
@ -841,11 +851,8 @@ void drawqueue() {
spherephase = 1;
}
for(int i=0; i<siz; i++) {
#ifdef STLSORT
polytodraw& ptd (ptds[i]);
#else
polytodraw& ptd (*ptds2[i]);
#endif
GET_PTD(i);
if(spherespecial && svg::in && ptd.kind == pkCircle && ptd.u.cir.boundary) continue;
drawqueueitem(ptd);
}
@ -2406,6 +2413,7 @@ void queuecircle(int x, int y, int size, int color, int prio = PPR_CIRCLE) {
ptd.u.cir.x = x;
ptd.u.cir.y = y;
ptd.u.cir.size = size;
ptd.u.cir.boundary = false;
ptd.col = color;
ptd.prio = prio << PSHIFT;
}