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Fixed a few other vertarray bounds checks

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This commit is contained in:
Mark Watkins 2011-08-02 14:51:49 +10:00
parent d3982eb9bb
commit 38a2b18d85
3 changed files with 20 additions and 6 deletions
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7
Graphs/gFlagsLine.cpp
View File

@ -142,7 +142,7 @@ void gFlagsLine::Plot(gGraphWindow & w,float scrx,float scry)
float top=floor(line_top)+2;
float bottom=top+floor(line_h)-3;
bool verts_exceeded=false;
qint64 X,Y;
for (QVector<Session *>::iterator s=m_day->begin();s!=m_day->end(); s++) {
if ((*s)->eventlist.find(m_code)==(*s)->eventlist.end()) continue;
@ -160,6 +160,7 @@ void gFlagsLine::Plot(gGraphWindow & w,float scrx,float scry)
vertarray[vertcnt++]=top;
vertarray[vertcnt++]=x1;
vertarray[vertcnt++]=bottom;
if (vertcnt>maxverts) { verts_exceeded=true; break; }
} else if (m_flt==FT_Span) {
x2=(Y-minx)*xmult+w.GetLeftMargin();
//w1=x2-x1;
@ -171,9 +172,13 @@ void gFlagsLine::Plot(gGraphWindow & w,float scrx,float scry)
quadarray[quadcnt++]=bottom;
quadarray[quadcnt++]=x2;
quadarray[quadcnt++]=top;
if (quadcnt>maxverts) { verts_exceeded=true; break; }
}
}
}
if (verts_exceeded) {
qWarning() << "maxverts exceeded in gFlagsLine::plot()";
}
glScissor(w.GetLeftMargin(),w.GetBottomMargin(),width,height);
glEnable(GL_SCISSOR_TEST);

15
Graphs/gLineOverlay.cpp
View File

@ -53,6 +53,8 @@ void gLineOverlayBar::Plot(gGraphWindow & w,float scrx,float scry)
double X;
double Y;
bool verts_exceeded=false;
QHash<ChannelID,QVector<EventList *> >::iterator cei;
for (QVector<Session *>::iterator s=m_day->begin();s!=m_day->end(); s++) {
cei=(*s)->eventlist.find(m_code);
@ -61,7 +63,6 @@ void gLineOverlayBar::Plot(gGraphWindow & w,float scrx,float scry)
EventList & el=*cei.value()[0];
// bool done=false;
for (int i=0;i<el.count();i++) {
X=el.time(i);
if (m_flt==FT_Span) {
@ -86,6 +87,7 @@ void gLineOverlayBar::Plot(gGraphWindow & w,float scrx,float scry)
quadarray[quadcnt++]=start_py+height;
quadarray[quadcnt++]=x2;
quadarray[quadcnt++]=start_py;
if (quadcnt>=maxverts) { verts_exceeded=true; break; }
} else if (m_flt==FT_Dot) {
//if (pref["AlwaysShowOverlayBars"].toBool()) {
@ -93,12 +95,15 @@ void gLineOverlayBar::Plot(gGraphWindow & w,float scrx,float scry)
// show the fat dots in the middle
pointarray[pointcnt++]=x1;
pointarray[pointcnt++]=w.y2p(20);
if (pointcnt>=maxverts) { verts_exceeded=true; break; }
} else {
// thin lines down the bottom
vertarray[vertcnt++]=x1;
vertarray[vertcnt++]=start_py+1;
vertarray[vertcnt++]=x1;
vertarray[vertcnt++]=start_py+1+12;
if (vertcnt>=maxverts) { verts_exceeded=true; break; }
}
} else if (m_flt==FT_Bar) {
int z=start_py+height;
@ -111,12 +116,14 @@ void gLineOverlayBar::Plot(gGraphWindow & w,float scrx,float scry)
vertarray[vertcnt++]=top;
vertarray[vertcnt++]=x1;
vertarray[vertcnt++]=bottom;
if (pointcnt>=maxverts) { verts_exceeded=true; break; }
} else {
vertarray[vertcnt++]=x1;
vertarray[vertcnt++]=z;
vertarray[vertcnt++]=x1;
vertarray[vertcnt++]=z-12;
}
if (vertcnt>=maxverts) { verts_exceeded=true; break; }
if (xx<(1800000)) {
GetTextExtent(m_label,x,y);
DrawText(w,m_label,x1-(x/2),scry-(start_py+height-30+y));
@ -125,8 +132,10 @@ void gLineOverlayBar::Plot(gGraphWindow & w,float scrx,float scry)
}
}
if ((vertcnt>=maxverts) || (quadcnt>=maxverts) || (pointcnt>=maxverts)) break;
if (verts_exceeded) break;
}
if (verts_exceeded) {
qWarning() << "exceeded maxverts in gLineOverlay::Plot()";
}
bool antialias=pref["UseAntiAliasing"].toBool();

4
Graphs/gXAxis.cpp
View File

@ -125,7 +125,7 @@ void gXAxis::Plot(gGraphWindow & w,float scrx,float scry)
vertarray[vertcnt++]=py;
vertarray[vertcnt++]=px;
vertarray[vertcnt++]=py-4;
if (vertcnt>maxverts) {
if (vertcnt>=maxverts) {
qWarning() << "gXAxis::Plot() maxverts exceeded trying to draw minor ticks";
return;
}
@ -173,7 +173,7 @@ void gXAxis::Plot(gGraphWindow & w,float scrx,float scry)
vertarray[vertcnt++]=py;
vertarray[vertcnt++]=px;
vertarray[vertcnt++]=py-6;
if (vertcnt>maxverts) {
if (vertcnt>=maxverts) {
qWarning() << "gXAxis::Plot() maxverts exceeded trying to draw Major ticks";
return;
}