本文整理汇总了C++中ManualObject::beginUpdate方法的典型用法代码示例。如果您正苦于以下问题：C++ ManualObject::beginUpdate方法的具体用法？C++ ManualObject::beginUpdate怎么用？C++ ManualObject::beginUpdate使用的例子？那么, 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ManualObject的用法示例。
在下文中一共展示了ManualObject::beginUpdate方法的2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: Update
///---------------------------------------------------------------------------------------------------------------
// Update HUD
///---------------------------------------------------------------------------------------------------------------
void CHud::Update(int carId, float time)
{
PROFILER.beginBlock("g.hud");
// update HUD elements for all cars that have a viewport (local or replay)
//-----------------------------------------------------------------------------------
int cnt = std::min(6/**/, (int)app->carModels.size()); // all cars
int cntC = std::min(4/**/, cnt - (app->isGhost2nd && !app->bRplPlay ? 1 : 0)); // all vis plr
int c;
// gui viewport - done once for all
if (carId == -1)
for (c = 0; c < cntC; ++c)
if (app->carModels[c]->eType == CarModel::CT_LOCAL)
{
// hud rpm,vel
float vel=0.f, rpm=0.f, clutch=1.f; int gear=1;
GetVals(c,&vel,&rpm,&clutch,&gear);
// update all mini pos tri
for (int i=0; i < cnt; ++i)
UpdRot(c, i, vel, rpm);
}
/// all minimap car pos-es rot
const static Real tc[4][2] = {{0,1}, {1,1}, {0,0}, {1,0}};
const float z = pSet->size_minipos; // tri size
if (carId == -1 && moPos)
{ moPos->beginUpdate(0);
const int plr = app->mSplitMgr->mNumViewports;
for (int v = 0; v < plr; ++v) // all viewports
{
const Hud& h = hud[v];
const float sc = pSet->size_minimap * app->mSplitMgr->mDims[v].avgsize;
const Vector3& pos = h.ndMap->getPosition();
for (c = 0; c < cntC; ++c) // all mini pos for one car
{
const SMiniPos& sp = h.vMiniPos[c];
const ColourValue& clr = app->carModels[c]->color;
for (int p=0; p < 4; ++p) // all 4 points
{
float x = pos.x + (sp.x + sp.px[p]*z)*sc;
float y = pos.y + (sp.y + sp.py[p]*z)*sc*asp;
moPos->position(x, y, 0);
moPos->textureCoord(tc[p][0], tc[p][1]);
moPos->colour(clr);
} } }
int ii = plr * cntC;
for (int i=0; i < ii; ++i)
{ int n = i*4;
moPos->quad(n,n+1,n+3,n+2);
}
moPos->end();
}
// track% local, updated always
for (c = 0; c < cntC; ++c)
{ CarModel* cm = app->carModels[c];
if (cm->eType == CarModel::CT_LOCAL ||
cm->eType == CarModel::CT_REPLAY)
cm->UpdTrackPercent();
}
if (carId == -1 || app->carModels.empty())
{
PROFILER.endBlock("g.hud");
return;
}
#ifdef DEBUG
assert(carId >= 0);
assert(carId < app->carModels.size());
#endif
CarModel* pCarM = app->carModels[carId];
CAR* pCar = pCarM ? pCarM->pCar : 0;
float vel=0.f, rpm=0.f, clutch=1.f; int gear=1;
GetVals(carId,&vel,&rpm,&clutch,&gear);
Hud& h = hud[carId];
/// multiplayer
// -----------------------------------------------------------------------------------
static float tm = 0.f; tm += time;
if (tm > 0.2f /**/&& app->mClient/**/) // not every frame, each 0.2s
// if (pSet->game.isNetw) ..
{
// sort winners
std::list<CarModel*> cms;
//.........这里部分代码省略.........
示例2:
//---------------------------------------------------------------------
void Grid3DPageStrategy::updateDebugDisplay(Page* p, SceneNode* sn)
{
uint8 dbglvl = mManager->getDebugDisplayLevel();
if (dbglvl)
{
// we could try to avoid updating the geometry every time here, but this
// wouldn't easily deal with paging parameter changes. There shouldn't
// be that many pages anyway, and this is debug after all, so update every time
int32 x, y, z;
Grid3DPageStrategyData* stratData = static_cast<Grid3DPageStrategyData*>(
p->getParentSection()->getStrategyData());
stratData->calculateCell(p->getID(), &x, &y, &z);
Grid3DPageStrategyData* data = static_cast<Grid3DPageStrategyData*>(p->getParentSection()->getStrategyData());
// Determine our centre point, we'll anchor here
Vector3 midPoint;
data->getMidPointGridSpace(x, y, z, midPoint);
sn->setPosition(midPoint);
//--- Get coordinates, relative to midPoint :
Vector3 corners[8];
Vector3 hSize = 0.500f * stratData->getCellSize();
for (int i = 0; i < 8; ++i)
{
corners[i].x = i&1 ? hSize.x : -hSize.x;
corners[i].z = i&2 ? hSize.y : -hSize.y;
corners[i].y = i&4 ? hSize.z : -hSize.z;
}
//--- Get a material
String matName = "Ogre/G3D/Debug";
MaterialPtr mat = MaterialManager::getSingleton().getByName(matName);
if (mat.isNull())
{
mat = MaterialManager::getSingleton().create(matName, ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME);
Pass* pass = mat->getTechnique(0)->getPass(0);
pass->setLightingEnabled(false);
pass->setVertexColourTracking(TVC_AMBIENT);
pass->setDepthWriteEnabled(false);
mat->load();
}
ManualObject* mo = 0;
bool update = sn->numAttachedObjects() > 0;
if( update )
{
mo = static_cast<ManualObject*>(sn->getAttachedObject(0));
mo->beginUpdate(0);
}
else
{
mo = p->getParentSection()->getSceneManager()->createManualObject();
mo->begin(matName, RenderOperation::OT_LINE_STRIP);
}
ColourValue vcol = ColourValue::Green;
mo->position(corners[0]); mo->colour(vcol); // First Square...
mo->position(corners[1]); mo->colour(vcol);
mo->position(corners[3]); mo->colour(vcol);
mo->position(corners[2]); mo->colour(vcol);
mo->position(corners[0]); mo->colour(vcol);
mo->position(corners[4]); mo->colour(vcol); // 0-4 link + second square and
mo->position(corners[5]); mo->colour(vcol);
mo->position(corners[7]); mo->colour(vcol);
mo->position(corners[6]); mo->colour(vcol);
mo->position(corners[4]); mo->colour(vcol);
mo->position(corners[5]); mo->colour(vcol); // 5-1 link
mo->position(corners[1]); mo->colour(vcol);
mo->position(corners[3]); mo->colour(vcol); // 3-7 link
mo->position(corners[7]); mo->colour(vcol);
mo->position(corners[6]); mo->colour(vcol); // 6-2 link
mo->position(corners[2]); mo->colour(vcol);
mo->end();
if(!update)
sn->attachObject(mo);
}
}