本文整理汇总了C++中ViewportPtr::getPixelLeft方法的典型用法代码示例。如果您正苦于以下问题：C++ ViewportPtr::getPixelLeft方法的具体用法？C++ ViewportPtr::getPixelLeft怎么用？C++ ViewportPtr::getPixelLeft使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类ViewportPtr的用法示例。
在下文中一共展示了ViewportPtr::getPixelLeft方法的3个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: composeViewport
void BinarySwapComposer::composeViewport(ViewportPtr port)
{
// setup viewport
GLint
pl=port->getPixelLeft(),
pr=port->getPixelRight(),
pb=port->getPixelBottom(),
pt=port->getPixelTop();
GLint pw=pr-pl+1,ph=pt-pb+1;
bool full = port->isFullWindow();
glViewport(pl, pb, pw, ph);
glScissor(pl, pb, pw, ph);
if(! full)
glEnable(GL_SCISSOR_TEST);
GLboolean depth = glIsEnabled(GL_DEPTH_TEST);
GLboolean blend = glIsEnabled(GL_BLEND);
glDisable(GL_DEPTH_TEST);
glPushMatrix();
glLoadIdentity();
glMatrixMode(GL_PROJECTION);
glPushMatrix();
glLoadIdentity();
glOrtho(0, port->getPixelWidth(),
0, port->getPixelHeight(),-1,1);
// printf("max %x,%x\n",_intDepthMax,_shortDepthMax);
if(getAlpha())
{
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
}
_tilesX = port->getPixelWidth() / getTileSize() + 1;
_tilesY = port->getPixelHeight() / getTileSize() + 1;
_tileBufferSize = getTileSize()*getTileSize()*8+sizeof(TileBuffer);
_readTile.resize(_tileBufferSize);
_statistics.bytesIn = 0;
_statistics.bytesOut = 0;
if(isClient())
{
if(getShort())
{
UInt16 colorDummy;
UInt32 depthDummy;
recvFromServers(depthDummy,colorDummy,
GL_RGB,
GL_UNSIGNED_SHORT_5_6_5,
port);
}
else
{
if(getAlpha())
{
UInt32 colorDummy;
UInt32 depthDummy;
recvFromServers(depthDummy,colorDummy,
GL_RGBA,
GL_UNSIGNED_BYTE,
port);
}
else
{
RGBValue colorDummy;
UInt32 depthDummy;
recvFromServers(depthDummy,colorDummy,
GL_RGB,
GL_UNSIGNED_BYTE,
port);
}
}
if(getStatistics())
{
UInt32 maxIn = _statistics.bytesIn;
UInt32 maxOut = _statistics.bytesOut;
UInt32 maxIO = maxIn + maxOut;
UInt32 sumOut = _statistics.bytesOut;
UInt32 missing = _usableServers;
double composeTime = 1e32;
Connection *server;
Statistics statistics;
for(UInt32 i=0 ; i<_usableServers ;++i)
{
server = clusterWindow()->getNetwork()->getConnection(i);
server->selectChannel();
server->get(&statistics,sizeof(Statistics));
sumOut += statistics.bytesOut;
if(statistics.composeTime < composeTime)
composeTime = statistics.composeTime;
if(statistics.bytesOut > maxOut)
maxOut = statistics.bytesOut;
if(statistics.bytesIn > maxIn)
maxIn = statistics.bytesIn;
if(statistics.bytesIn + statistics.bytesOut > maxIO)
maxIO = statistics.bytesIn + statistics.bytesOut;
//.........这里部分代码省略.........
示例2: serverRender
void MultiDisplayWindow::serverRender(WindowPtr serverWindow,
UInt32 id,
DrawActionBase *action )
{
TileCameraDecoratorPtr deco;
ViewportPtr serverPort;
ViewportPtr clientPort;
StereoBufferViewportPtr clientStereoPort;
UInt32 sv,cv;
Int32 l,r,t,b;
Int32 cleft,cright,ctop,cbottom;
// sync, otherwise viewports will be out of date
if(!getHServers())
{
setHServers(getServers().size());
}
if(!getVServers())
{
setVServers(1);
}
UInt32 row =id/getHServers();
UInt32 column=id%getHServers();
// calculate width and height from local width and height
UInt32 width = serverWindow->getWidth() ;
UInt32 height = serverWindow->getHeight();
if(getWidth()==0)
{
setWidth( width*getHServers() );
}
if(getHeight()==0)
{
setHeight( height*getVServers() );
}
Int32 left = column * width - column * getXOverlap();
Int32 bottom = row * height - row * getYOverlap();
Int32 right = left + width - 1;
Int32 top = bottom + height - 1;
Real64 scaleCWidth =
((width - getXOverlap()) * (getHServers() - 1) + width) /
(float)getWidth();
Real64 scaleCHeight =
((height - getYOverlap())* (getVServers() - 1) + height)/
(float)getHeight();
bool isVirtualPort = false;
// duplicate viewports
for(cv = 0, sv = 0; cv < getPort().size(); ++cv)
{
clientPort = getPort()[cv];
#if 0
isVirtualPort = clientPort->getType().isDerivedFrom(FBOViewport::getClassType());
if(isVirtualPort)
{
// TODO -- seems wrong to render this on all servers, though rendering
// then transmitting the texture doesn't seem like a good idea either.
if(serverWindow->getPort().size() <= sv)
{
serverPort = ViewportPtr::dcast(clientPort->shallowCopy());
beginEditCP(serverWindow);
serverWindow->addPort(serverPort);
endEditCP(serverWindow);
}
else
{
serverPort = serverWindow->getPort()[sv];
if(serverWindow->getPort()[sv]->getType() !=
clientPort->getType())
{
// there is a viewport with the wrong type
subRefCP(serverWindow->getPort()[sv]);
serverPort = ViewportPtr::dcast(clientPort->shallowCopy());
beginEditCP(serverWindow);
{
serverWindow->getPort()[sv] = serverPort;
}
endEditCP(serverWindow);
}
}
// update changed viewport fields
updateViewport(serverPort,clientPort);
}
else
#endif
{
clientStereoPort =
dynamic_cast<StereoBufferViewportPtr>(clientPort);
cleft = (Int32)(clientPort->getPixelLeft() * scaleCWidth) ;
cbottom = (Int32)(clientPort->getPixelBottom() * scaleCHeight) ;
cright = (Int32)((clientPort->getPixelRight()+1) * scaleCWidth) -1;
ctop = (Int32)((clientPort->getPixelTop()+1) * scaleCHeight)-1;
//.........这里部分代码省略.........
示例3: composeViewport
void ParallelComposer::composeViewport(ViewportPtr port)
{
#ifdef OSG_WITH_PARALLEL
// setup viewport
GLint
pl=port->getPixelLeft(),
pr=port->getPixelRight(),
pb=port->getPixelBottom(),
pt=port->getPixelTop();
if(_wWidth != pr-pl+1 || _wHeight != pt-pb+1)
{
_wWidth = pr-pl+1;
_wHeight= pt-pb+1;
_createContext = true;
}
bool full = port->isFullWindow();
glViewport(pl, pb, _wWidth, _wHeight);
glScissor(pl, pb, _wWidth, _wHeight);
if(! full)
glEnable(GL_SCISSOR_TEST);
GLboolean depth = glIsEnabled(GL_DEPTH_TEST);
GLboolean blend = glIsEnabled(GL_BLEND);
glDisable(GL_DEPTH_TEST);
glPushMatrix();
glLoadIdentity();
glMatrixMode(GL_PROJECTION);
glPushMatrix();
glLoadIdentity();
glOrtho(0, port->getPixelWidth(),
0, port->getPixelHeight(),-1,1);
if(_createContext)
{
createCtx(port);
_createContext = false;
}
if(getAlpha())
{
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
}
if(isClient())
{
UInt32 id = beginFrame();
renderRead();
endFrame(id);
drawFrame();
}
else
{
if(clusterId() < _usableServers)
{
UInt32 id = beginFrame();
renderRead();
endFrame(id);
//drawFrame();
}
}
glPopMatrix();
glMatrixMode(GL_MODELVIEW);
glPopMatrix();
glEnable(GL_DEPTH_TEST);
// reset state
if(depth && !glIsEnabled(GL_DEPTH_TEST))
glEnable(GL_DEPTH_TEST);
if(!blend && glIsEnabled(GL_BLEND))
glDisable(GL_BLEND);
#endif
}