C++ dataPtr函数代码示例

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本文整理汇总了C++中dataPtr函数的典型用法代码示例。如果您正苦于以下问题：C++ dataPtr函数的具体用法？C++ dataPtr怎么用？C++ dataPtr使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。

在下文中一共展示了dataPtr函数的10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，您的评价将有助于我们的系统推荐出更棒的C++代码示例。

示例1: rebuildBuffers

	void rebuildBuffers()
	{
		if (!mapData)
			return;

		groundVert.clear();
		aboveVert.clear();

		TileAtlasVX::readTiles(*this, *mapData, flags,
		                       mapViewp.x, mapViewp.y, mapViewp.w, mapViewp.h);

		groundQuads = groundVert.size() / 4;
		aboveQuads = aboveVert.size() / 4;
		size_t totalQuads = groundQuads + aboveQuads;

		VBO::bind(vbo);

		if (totalQuads > allocQuads)
		{
			VBO::allocEmpty(quadBytes(totalQuads), GL_DYNAMIC_DRAW);
			allocQuads = totalQuads;
		}

		VBO::uploadSubData(0, quadBytes(groundQuads), dataPtr(groundVert));
		VBO::uploadSubData(quadBytes(groundQuads), quadBytes(aboveQuads), dataPtr(aboveVert));

		VBO::unbind();

		shState->ensureQuadIBO(totalQuads);
	}

开发者ID:Daverball，项目名称:mkxp，代码行数:30，代码来源:tilemapvx.cpp

示例2: ACE_TRACE

PppConfOption* PppConfPacket::optionAt (const int optIdx) {
	ACE_TRACE("PppConfPacket::optionAt");
	
	int optNum = 0;
	
	if (codeVal() != Configure_Request &&
		codeVal() != Configure_Ack &&
		codeVal() != Configure_Nak)
			throw std::runtime_error("No options in this type of packet.");
	
	ACE_UINT8 optType, bufLen;
	ACE_UINT8* optPtr;
	int optPos = 0;
	
	do {
		optType = *(dataPtr() + optPos);
		bufLen = *(dataPtr() + optPos + 1) - 2;
		optPtr = dataPtr() + optPos + 2;
		optPos += bufLen + 2;
	} while ( optPos < dataLength() && optNum++ <= optIdx );
	
	if ( optNum != optIdx )
		throw std::runtime_error("Could not reach specified option index.");
		
	// TODO: use an auto_ptr here so there's no worry about deleting later
	return new PppConfOption(optType, bufLen, optPtr);
}

开发者ID:E-LLP，项目名称:channel-emulator，代码行数:27，代码来源:PppConfPacket.cpp

示例3: curSlice

bool VectorRecord::allValuesAreLoaded() const
	{
	if (!dataPtr() || !dataPtr()->pagedAndPageletTreeValueCount())
		return true;

	IntegerSequence curSlice(size(), offset(), stride());

	IntegerSequence restrictedSlice = curSlice.intersect(IntegerSequence(pagedAndPageletTreeValueCount()));

	if (restrictedSlice.size() == 0)
		return true;

	Nullable<long> slotIndex;
	Fora::Interpreter::ExecutionContext* context = Fora::Interpreter::ExecutionContext::currentExecutionContext();

	if (context)
		slotIndex = context->getCurrentBigvecSlotIndex();
	else
		slotIndex = 0;

	lassert(slotIndex);

	if (!dataPtr()->bigvecHandleForSlot(*slotIndex))
		return false;

	bool tr = dataPtr()->
		bigvecHandleForSlot(*slotIndex)->allValuesAreLoadedBetween(
			restrictedSlice.smallestValue(),
			restrictedSlice.largestValue() + 1
			);

	return tr;
	}

开发者ID:Sandy4321，项目名称:ufora，代码行数:33，代码来源:VectorRecord.cpp

示例4: cleanup

void QDeclarativeVMEVariant::setValue(QObject *v)
{
    if (type != QMetaType::QObjectStar) {
        cleanup();
        type = QMetaType::QObjectStar;
        new (dataPtr()) QDeclarativeGuard<QObject>();
    }
    *(QDeclarativeGuard<QObject>*)(dataPtr()) = v;
}

开发者ID:fluxer，项目名称:katie，代码行数:9，代码来源:qdeclarativevmemetaobject.cpp

示例5: cleanup

void QQmlVMEVariant::setValue(QObject *v, QQmlVMEMetaObject *target, int index)
{
    if (type != QMetaType::QObjectStar) {
        cleanup();
        type = QMetaType::QObjectStar;
        new (dataPtr()) QQmlVMEVariantQObjectPtr(false);
    }
    reinterpret_cast<QQmlVMEVariantQObjectPtr*>(dataPtr())->setGuardedValue(v, target, index);
}

开发者ID:Drakey83，项目名称:steamlink-sdk，代码行数:9，代码来源:qqmlvmemetaobject.cpp

示例6: dataPtr

bool VectorRecord::entirelyCoveredByJOV(const JudgmentOnValue& inJOV) const
	{
	if (!dataPtr())
		return true;

	VectorHandle* handle = dataPtr();

	lassert(allValuesAreLoaded());

	int64_t curIndex = 0;

	while (curIndex < size())
		{
		TypedFora::Abi::ForaValueArraySlice slice = sliceForOffset(curIndex);

		lassert_dump(
			slice.array(),
			"We should have guaranteed that this value was loaded by calling 'allValuesAreLoaded'"
			);

		if (slice.mapping().stride() == 1)
			{
			bool allAreCovered = true;

			auto visitor = [&](const PackedForaValues& vals) {
				if (!allAreCovered || !inJOV.covers(vals.elementJOV()))
					allAreCovered = false;
				};

			slice.array()->visitValuesSequentially(
				visitor,
				slice.mapping().range().offset(),
				slice.mapping().range().endValue()
				);

			if (!allAreCovered)
				return false;
			}
		else
			{
			while (curIndex < slice.mapping().highIndex())
				{
				if (!inJOV.covers(slice.jovFor(curIndex)))
					return false;
				curIndex++;
				}
			}

		curIndex = slice.mapping().highIndex();
		}

	return true;
	}

开发者ID:Sandy4321，项目名称:ufora，代码行数:53，代码来源:VectorRecord.cpp

示例7: BL_ASSERT

void
BaseFab<Real>::performCopy (const BaseFab<Real>& src,
                            const Box&           srcbox,
                            int                  srccomp,
                            const Box&           destbox,
                            int                  destcomp,
                            int                  numcomp)
{
    BL_ASSERT(destbox.ok());
    BL_ASSERT(src.box().contains(srcbox));
    BL_ASSERT(box().contains(destbox));
    BL_ASSERT(destbox.sameSize(srcbox));
    BL_ASSERT(srccomp >= 0 && srccomp+numcomp <= src.nComp());
    BL_ASSERT(destcomp >= 0 && destcomp+numcomp <= nComp());

    if (destbox == domain && srcbox == src.box())
    {
        Real*       data_dst = dataPtr(destcomp);
        const Real* data_src = src.dataPtr(srccomp);

        for (long i = 0, N = numcomp*numpts; i < N; i++)
        {
            *data_dst++ = *data_src++;
        }
    }
    else
    {
        const int* destboxlo  = destbox.loVect();
        const int* destboxhi  = destbox.hiVect();
        const int* _th_plo    = loVect();
        const int* _th_phi    = hiVect();
        const int* _x_lo      = srcbox.loVect();
        const int* _x_plo     = src.loVect();
        const int* _x_phi     = src.hiVect();
        Real*       _th_p     = dataPtr(destcomp);
        const Real* _x_p      = src.dataPtr(srccomp);

        FORT_FASTCOPY(_th_p,
                      ARLIM(_th_plo),
                      ARLIM(_th_phi),
                      D_DECL(destboxlo[0],destboxlo[1],destboxlo[2]),
                      D_DECL(destboxhi[0],destboxhi[1],destboxhi[2]),
                      _x_p,
                      ARLIM(_x_plo),
                      ARLIM(_x_phi),
                      D_DECL(_x_lo[0],_x_lo[1],_x_lo[2]),
                      &numcomp);
    }
}

开发者ID:memmett，项目名称:BoxLib，代码行数:49，代码来源:BaseFab.cpp

示例8: setValue

double QDeclarativeVMEVariant::asDouble() 
{
    if (type != QMetaType::Double)
        setValue(double(0));

    return *(double *)(dataPtr());
}

开发者ID:fluxer，项目名称:katie，代码行数:7，代码来源:qdeclarativevmemetaobject.cpp

示例9: TagBox

TagBox*
TagBox::coarsen (const IntVect& ratio)
{
    TagBox* crse = new TagBox(BoxLib::coarsen(domain,ratio));

    const Box& cbox = crse->box();

    Box b1(BoxLib::refine(cbox,ratio));

    const int* flo      = domain.loVect();
    const int* fhi      = domain.hiVect();
    IntVect    d_length = domain.size();
    const int* flen     = d_length.getVect();
    const int* clo      = cbox.loVect();
    IntVect    cbox_len = cbox.size();
    const int* clen     = cbox_len.getVect();
    const int* lo       = b1.loVect();
    int        longlen  = b1.longside();

    TagType* fdat = dataPtr();
    TagType* cdat = crse->dataPtr();

    Array<TagType> t(longlen,TagBox::CLEAR);

    int klo = 0, khi = 0, jlo = 0, jhi = 0, ilo, ihi;
    D_TERM(ilo=flo[0]; ihi=fhi[0]; ,

开发者ID:suhasjains，项目名称:BoxLib，代码行数:26，代码来源:TagBox.cpp

示例10: loVect

BaseFab<Real>&
BaseFab<Real>::saxpy (Real a, const BaseFab<Real>& src,
                      const Box&        srcbox,
                      const Box&        destbox,
                      int               srccomp,
                      int               destcomp,
                      int               numcomp)
{
    const int* destboxlo  = destbox.loVect();
    const int* destboxhi  = destbox.hiVect();
    const int* _th_plo    = loVect();
    const int* _th_phi    = hiVect();
    const int* _x_lo      = srcbox.loVect();
    const int* _x_plo     = src.loVect();
    const int* _x_phi     = src.hiVect();
    Real*       _th_p     = dataPtr(destcomp);
    const Real* _x_p      = src.dataPtr(srccomp);

    FORT_FASTSAXPY(_th_p,
                   ARLIM(_th_plo),
                   ARLIM(_th_phi),
                   D_DECL(destboxlo[0],destboxlo[1],destboxlo[2]),
                   D_DECL(destboxhi[0],destboxhi[1],destboxhi[2]),
                   &a,
                   _x_p,
                   ARLIM(_x_plo),
                   ARLIM(_x_phi),
                   D_DECL(_x_lo[0],_x_lo[1],_x_lo[2]),
                   &numcomp);

    return *this;
}

开发者ID:memmett，项目名称:BoxLib，代码行数:32，代码来源:BaseFab.cpp

注：本文中的dataPtr函数示例由纯净天空整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。