bool Renderer::NextFrame()
{
m_HRTimer->Start();
ProcessGeometry();
m_HRTimer->Stop();
m_elapsedSeconds = m_HRTimer->GetElapsedAsSeconds();
m_yDegrees += m_yDegreesIncre * m_elapsedSeconds;
return true;
}
static void ProcessCommonGeometry(OGRGeometry* poGeom, OGRGeometry *poClipSrc,
int iBurnField, double dfBurnValue,
const double dfIncreaseBurnValue,
const double dfMultiplyBurnValue,
std::vector<double> &adfX,
std::vector<double> &adfY,
std::vector<double> &adfZ)
{
if (NULL == poGeom)
return;
OGRwkbGeometryType eType = wkbFlatten(poGeom->getGeometryType());
switch (eType)
{
case wkbPoint:
return ProcessGeometry((OGRPoint *)poGeom, poClipSrc,
iBurnField, dfBurnValue, dfIncreaseBurnValue, dfMultiplyBurnValue, adfX, adfY, adfZ);
case wkbLinearRing:
case wkbLineString:
{
OGRLineString *poLS = (OGRLineString*)poGeom;
OGRPoint point;
for (int pointIndex = 0; pointIndex < poLS->getNumPoints(); pointIndex++)
{
poLS->getPoint(pointIndex, &point);
ProcessCommonGeometry((OGRGeometry*)&point, poClipSrc,
iBurnField, dfBurnValue, dfIncreaseBurnValue, dfMultiplyBurnValue, adfX, adfY, adfZ);
}
}
break;
case wkbPolygon:
{
int nRings(0);
OGRPolygon* poPoly = (OGRPolygon*)poGeom;
OGRLinearRing* poRing = poPoly->getExteriorRing();
ProcessCommonGeometry((OGRGeometry*)poRing, poClipSrc,
iBurnField, dfBurnValue, dfIncreaseBurnValue, dfMultiplyBurnValue, adfX, adfY, adfZ);
nRings = poPoly->getNumInteriorRings();
if (nRings > 0)
{
for (int ir = 0; ir < nRings; ++ir)
{
OGRLinearRing* poRing = poPoly->getInteriorRing(ir);
ProcessCommonGeometry((OGRGeometry*)poRing, poClipSrc,
iBurnField, dfBurnValue, dfIncreaseBurnValue, dfMultiplyBurnValue, adfX, adfY, adfZ);
}
}
}
break;
case wkbMultiPoint:
case wkbMultiPolygon:
case wkbMultiLineString:
case wkbGeometryCollection:
{
OGRGeometryCollection* pOGRGeometryCollection = (OGRGeometryCollection*)poGeom;
for (int i = 0; i < pOGRGeometryCollection->getNumGeometries(); ++i)
{
ProcessCommonGeometry(pOGRGeometryCollection->getGeometryRef(i), poClipSrc,
iBurnField, dfBurnValue, dfIncreaseBurnValue, dfMultiplyBurnValue, adfX, adfY, adfZ);
}
}
break;
case wkbUnknown:
case wkbNone:
default:
break;
}
}
