void kb_scan(void)
{
static int d[4][4]={{13,9,5,1},{14,10,6,2},{15,11,7,3},{16,12,8,4}};
static int scan[4]={0x7f,0xbf,0xdf,0xef};
static int hmk[4]={240,240,240,240};
static int lmk[4]={1,2,4,8};
static int i=0,j=0,c=0,test=1,s=0;
for(j=0;j<4;j++)
{
set(200,255,0,240);
fpt(0,hmk[j],0,scan[j]);
for(i=0;i<4;i++)
{
set(200,255,0,240);
fgt(100,lmk[i],i,&test);
if(test==0)
{
c=0;
while(c==0)
{
set(200,255,0,240);
fgt(100,lmk[i],i,&test);
if(test>0)
{
s=d[j][i];
printf("j=%d,i=%d\n",j,i );
printf("%d\n",s);
c=1;
}
}
}
}
}
}
void SkyLine::draw(StelCore *core) const
{
if (!fader.getInterstate())
return;
StelProjectorP prj = core->getProjection(frameType, frameType!=StelCore::FrameAltAz ? StelCore::RefractionAuto : StelCore::RefractionOff);
// Get the bounding halfspace
const SphericalCap& viewPortSphericalCap = prj->getBoundingCap();
// Initialize a painter and set openGL state
StelPainter sPainter(prj);
sPainter.setColor(color[0], color[1], color[2], fader.getInterstate());
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); // Normal transparency mode
Vec4f textColor(color[0], color[1], color[2], 0);
textColor[3]=fader.getInterstate();
ViewportEdgeIntersectCallbackData userData(&sPainter);
sPainter.setFont(font);
userData.textColor = textColor;
userData.text = label;
/////////////////////////////////////////////////
// Draw the line
SphericalCap meridianSphericalCap(Vec3d(0,0,1), 0);
Vec3d fpt(1,0,0);
if (line_type==MERIDIAN)
{
meridianSphericalCap.n.set(0,1,0);
}
Vec3d p1, p2;
if (!SphericalCap::intersectionPoints(viewPortSphericalCap, meridianSphericalCap, p1, p2))
{
if ((viewPortSphericalCap.d<meridianSphericalCap.d && viewPortSphericalCap.contains(meridianSphericalCap.n))
|| (viewPortSphericalCap.d<-meridianSphericalCap.d && viewPortSphericalCap.contains(-meridianSphericalCap.n)))
{
// The meridian is fully included in the viewport, draw it in 3 sub-arcs to avoid length > 180.
const Mat4d& rotLon120 = Mat4d::rotation(meridianSphericalCap.n, 120.*M_PI/180.);
Vec3d rotFpt=fpt;
rotFpt.transfo4d(rotLon120);
Vec3d rotFpt2=rotFpt;
rotFpt2.transfo4d(rotLon120);
sPainter.drawGreatCircleArc(fpt, rotFpt, NULL, viewportEdgeIntersectCallback, &userData);
sPainter.drawGreatCircleArc(rotFpt, rotFpt2, NULL, viewportEdgeIntersectCallback, &userData);
sPainter.drawGreatCircleArc(rotFpt2, fpt, NULL, viewportEdgeIntersectCallback, &userData);
return;
}
else
return;
}
Vec3d middlePoint = p1+p2;
middlePoint.normalize();
if (!viewPortSphericalCap.contains(middlePoint))
middlePoint*=-1.;
// Draw the arc in 2 sub-arcs to avoid lengths > 180 deg
sPainter.drawGreatCircleArc(p1, middlePoint, NULL, viewportEdgeIntersectCallback, &userData);
sPainter.drawGreatCircleArc(p2, middlePoint, NULL, viewportEdgeIntersectCallback, &userData);
// // Johannes: use a big radius as a dirty workaround for the bug that the
// // ecliptic line is not drawn around the observer, but around the sun:
// const Vec3d vv(1000000,0,0);
}
void SkyLine::draw(StelCore *core) const
{
if (!fader.getInterstate())
return;
StelProjectorP prj = core->getProjection(frameType, frameType!=StelCore::FrameAltAz ? StelCore::RefractionAuto : StelCore::RefractionOff);
// Get the bounding halfspace
const SphericalCap& viewPortSphericalCap = prj->getBoundingCap();
// Initialize a painter and set openGL state
StelPainter sPainter(prj);
sPainter.setColor(color[0], color[1], color[2], fader.getInterstate());
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); // Normal transparency mode
#ifdef GL_LINE_SMOOTH
if (QOpenGLContext::currentContext()->format().renderableType()==QSurfaceFormat::OpenGL)
glEnable(GL_LINE_SMOOTH);
#endif
Vec4f textColor(color[0], color[1], color[2], 0);
textColor[3]=fader.getInterstate();
ViewportEdgeIntersectCallbackData userData(&sPainter);
sPainter.setFont(font);
userData.textColor = textColor;
userData.text = label;
/////////////////////////////////////////////////
// Draw the line
// Precession circles are Small Circles, all others are Great Circles.
if (line_type==PRECESSIONCIRCLE_N || line_type==PRECESSIONCIRCLE_S)
{
const double lat=(line_type==PRECESSIONCIRCLE_S ? -1.0 : 1.0) * (M_PI/2.0-getPrecessionAngleVondrakCurrentEpsilonA());
SphericalCap declinationCap(Vec3d(0,0,1), std::sin(lat));
const Vec3d rotCenter(0,0,declinationCap.d);
Vec3d p1, p2;
if (!SphericalCap::intersectionPoints(viewPortSphericalCap, declinationCap, p1, p2))
{
if ((viewPortSphericalCap.d<declinationCap.d && viewPortSphericalCap.contains(declinationCap.n))
|| (viewPortSphericalCap.d<-declinationCap.d && viewPortSphericalCap.contains(-declinationCap.n)))
{
// The line is fully included in the viewport, draw it in 3 sub-arcs to avoid length > 180.
Vec3d pt1;
Vec3d pt2;
Vec3d pt3;
const double lon1=0.0;
const double lon2=120.0*M_PI/180.0;
const double lon3=240.0*M_PI/180.0;
StelUtils::spheToRect(lon1, lat, pt1); pt1.normalize();
StelUtils::spheToRect(lon2, lat, pt2); pt2.normalize();
StelUtils::spheToRect(lon3, lat, pt3); pt3.normalize();
sPainter.drawSmallCircleArc(pt1, pt2, rotCenter, viewportEdgeIntersectCallback, &userData);
sPainter.drawSmallCircleArc(pt2, pt3, rotCenter, viewportEdgeIntersectCallback, &userData);
sPainter.drawSmallCircleArc(pt3, pt1, rotCenter, viewportEdgeIntersectCallback, &userData);
#ifdef GL_LINE_SMOOTH
if (QOpenGLContext::currentContext()->format().renderableType()==QSurfaceFormat::OpenGL)
glDisable(GL_LINE_SMOOTH);
#endif
glDisable(GL_BLEND);
return;
}
else
{
#ifdef GL_LINE_SMOOTH
if (QOpenGLContext::currentContext()->format().renderableType()==QSurfaceFormat::OpenGL)
glDisable(GL_LINE_SMOOTH);
#endif
glDisable(GL_BLEND);
return;
}
}
// Draw the arc in 2 sub-arcs to avoid lengths > 180 deg
Vec3d middlePoint = p1-rotCenter+p2-rotCenter;
middlePoint.normalize();
middlePoint*=(p1-rotCenter).length();
middlePoint+=rotCenter;
if (!viewPortSphericalCap.contains(middlePoint))
{
middlePoint-=rotCenter;
middlePoint*=-1.;
middlePoint+=rotCenter;
}
sPainter.drawSmallCircleArc(p1, middlePoint, rotCenter,viewportEdgeIntersectCallback, &userData);
sPainter.drawSmallCircleArc(p2, middlePoint, rotCenter, viewportEdgeIntersectCallback, &userData);
// OpenGL ES 2.0 doesn't have GL_LINE_SMOOTH
#ifdef GL_LINE_SMOOTH
if (QOpenGLContext::currentContext()->format().renderableType()==QSurfaceFormat::OpenGL)
glDisable(GL_LINE_SMOOTH);
#endif
glDisable(GL_BLEND);
return;
}
// All the other "lines" are Great Circles
SphericalCap meridianSphericalCap(Vec3d(0,0,1), 0);
Vec3d fpt(1,0,0);
if ((line_type==MERIDIAN) || (line_type==COLURE_1))
{
meridianSphericalCap.n.set(0,1,0);
}
if ((line_type==PRIME_VERTICAL) || (line_type==COLURE_2))
{
meridianSphericalCap.n.set(1,0,0);
fpt.set(0,0,1);
}
if (line_type==LONGITUDE)
{
Vec3d coord;
double lambda, beta;
StelUtils::rectToSphe(&lambda, &beta, core->getCurrentPlanet()->getHeliocentricEclipticPos());
StelUtils::spheToRect(lambda + M_PI/2., 0., coord);
meridianSphericalCap.n.set(coord[0],coord[1],coord[2]);
fpt.set(0,0,1);
}
Vec3d p1, p2;
if (!SphericalCap::intersectionPoints(viewPortSphericalCap, meridianSphericalCap, p1, p2))
{
if ((viewPortSphericalCap.d<meridianSphericalCap.d && viewPortSphericalCap.contains(meridianSphericalCap.n))
|| (viewPortSphericalCap.d<-meridianSphericalCap.d && viewPortSphericalCap.contains(-meridianSphericalCap.n)))
{
// The meridian is fully included in the viewport, draw it in 3 sub-arcs to avoid length > 180.
const Mat4d& rotLon120 = Mat4d::rotation(meridianSphericalCap.n, 120.*M_PI/180.);
Vec3d rotFpt=fpt;
rotFpt.transfo4d(rotLon120);
Vec3d rotFpt2=rotFpt;
rotFpt2.transfo4d(rotLon120);
sPainter.drawGreatCircleArc(fpt, rotFpt, NULL, viewportEdgeIntersectCallback, &userData);
sPainter.drawGreatCircleArc(rotFpt, rotFpt2, NULL, viewportEdgeIntersectCallback, &userData);
sPainter.drawGreatCircleArc(rotFpt2, fpt, NULL, viewportEdgeIntersectCallback, &userData);
return;
}
else
return;
}
Vec3d middlePoint = p1+p2;
middlePoint.normalize();
if (!viewPortSphericalCap.contains(middlePoint))
middlePoint*=-1.;
// Draw the arc in 2 sub-arcs to avoid lengths > 180 deg
sPainter.drawGreatCircleArc(p1, middlePoint, NULL, viewportEdgeIntersectCallback, &userData);
sPainter.drawGreatCircleArc(p2, middlePoint, NULL, viewportEdgeIntersectCallback, &userData);
// OpenGL ES 2.0 doesn't have GL_LINE_SMOOTH
#ifdef GL_LINE_SMOOTH
if (QOpenGLContext::currentContext()->format().renderableType()==QSurfaceFormat::OpenGL)
glDisable(GL_LINE_SMOOTH);
#endif
glDisable(GL_BLEND);
// // Johannes: use a big radius as a dirty workaround for the bug that the
// // ecliptic line is not drawn around the observer, but around the sun:
// const Vec3d vv(1000000,0,0);
}
