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C++ LLVector3::set方法代码示例

本文整理汇总了C++中LLVector3::set方法的典型用法代码示例。如果您正苦于以下问题：C++ LLVector3::set方法的具体用法？C++ LLVector3::set怎么用？C++ LLVector3::set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LLVector3的用法示例。


在下文中一共展示了LLVector3::set方法的6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: updateSpatialExtents

void LLVOTree::updateSpatialExtents(LLVector3& newMin, LLVector3& newMax)
{
	F32 radius = getScale().length()*0.05f;
	LLVector3 center = getRenderPosition();

	F32 sz = mBillboardScale*mBillboardRatio*radius*0.5f; 
	LLVector3 size(sz,sz,sz);

	center += LLVector3(0, 0, size.mV[2]) * getRotation();
	
	newMin.set(center-size);
	newMax.set(center+size);
	mDrawable->setPositionGroup(center);
}
开发者ID:HazimGazov，项目名称:Sausages，代码行数:14，代码来源:llvotree.cpp

示例2: updateDistance

void LLDrawable::updateDistance(LLCamera& camera, bool force_update)
{
	if (LLViewerCamera::sCurCameraID != LLViewerCamera::CAMERA_WORLD)
	{
		llwarns << "Attempted to update distance for non-world camera." << llendl;
		return;
	}

	//switch LOD with the spatial group to avoid artifacts
	//LLSpatialGroup* sg = getSpatialGroup();

	LLVector3 pos;

	//if (!sg || sg->changeLOD())
	{
		LLVOVolume* volume = getVOVolume();
		if (volume)
		{
			if (getSpatialGroup())
			{
				pos.set(getPositionGroup().getF32ptr());
			}
			else
			{
				pos = getPositionAgent();
			}
			
			if (isState(LLDrawable::HAS_ALPHA))
			{
				for (S32 i = 0; i < getNumFaces(); i++)
				{
					LLFace* facep = getFace(i);
					if (force_update || facep->getPoolType() == LLDrawPool::POOL_ALPHA)
					{
						LLVector4a box;
						box.setSub(facep->mExtents[1], facep->mExtents[0]);
						box.mul(0.25f);
						LLVector3 v = (facep->mCenterLocal-camera.getOrigin());
						const LLVector3& at = camera.getAtAxis();
						for (U32 j = 0; j < 3; j++)
						{
							v.mV[j] -= box[j] * at.mV[j];
						}
						facep->mDistance = v * camera.getAtAxis();
					}
				}
			}	
		}
		else
		{
			pos = LLVector3(getPositionGroup().getF32ptr());
		}

		pos -= camera.getOrigin();	
		mDistanceWRTCamera = llround(pos.magVec(), 0.01f);
		mVObjp->updateLOD();
	}
}
开发者ID:DarkSpyro003，项目名称:DarkSpyros_Viewer，代码行数:58，代码来源:lldrawable.cpp

示例3: updateGeometry

BOOL LLVOTree::updateGeometry(LLDrawable *drawable)
{
	LLFastTimer ftm(LLFastTimer::FTM_UPDATE_TREE);

	if (mReferenceBuffer.isNull() || mDrawable->getFace(0)->mVertexBuffer.isNull())
	{
		const F32 SRR3 = 0.577350269f; // sqrt(1/3)
		const F32 SRR2 = 0.707106781f; // sqrt(1/2)
		U32 i, j;

		U32 slices = MAX_SLICES;

		S32 max_indices = LEAF_INDICES;
		S32 max_vertices = LEAF_VERTICES;
		S32 lod;

		LLFace *face = drawable->getFace(0);

		face->mCenterAgent = getPositionAgent();
		face->mCenterLocal = face->mCenterAgent;

		for (lod = 0; lod < 4; lod++)
		{
			slices = sLODSlices[lod];
			sLODVertexOffset[lod] = max_vertices;
			sLODVertexCount[lod] = slices*slices;
			sLODIndexOffset[lod] = max_indices;
			sLODIndexCount[lod] = (slices-1)*(slices-1)*6;
			max_indices += sLODIndexCount[lod];
			max_vertices += sLODVertexCount[lod];
		}

		mReferenceBuffer = new LLVertexBuffer(LLDrawPoolTree::VERTEX_DATA_MASK, gSavedSettings.getBOOL("RenderAnimateTrees") ? GL_STATIC_DRAW_ARB : 0);
		mReferenceBuffer->allocateBuffer(max_vertices, max_indices, TRUE);

		LLStrider<LLVector3> vertices;
		LLStrider<LLVector3> normals;
		LLStrider<LLVector2> tex_coords;
		LLStrider<U16> indicesp;

		mReferenceBuffer->getVertexStrider(vertices);
		mReferenceBuffer->getNormalStrider(normals);
		mReferenceBuffer->getTexCoord0Strider(tex_coords);
		mReferenceBuffer->getIndexStrider(indicesp);
				
		S32 vertex_count = 0;
		S32 index_count = 0;
		
		// First leaf
		*(normals++) =		LLVector3(-SRR2, -SRR2, 0.f);
		*(tex_coords++) =	LLVector2(LEAF_LEFT, LEAF_BOTTOM);
		*(vertices++) =		LLVector3(-0.5f*LEAF_WIDTH, 0.f, 0.f);
		vertex_count++;

		*(normals++) =		LLVector3(SRR3, -SRR3, SRR3);
		*(tex_coords++) =	LLVector2(LEAF_RIGHT, LEAF_TOP);
		*(vertices++) =		LLVector3(0.5f*LEAF_WIDTH, 0.f, 1.f);
		vertex_count++;

		*(normals++) =		LLVector3(-SRR3, -SRR3, SRR3);
		*(tex_coords++) =	LLVector2(LEAF_LEFT, LEAF_TOP);
		*(vertices++) =		LLVector3(-0.5f*LEAF_WIDTH, 0.f, 1.f);
		vertex_count++;

		*(normals++) =		LLVector3(SRR2, -SRR2, 0.f);
		*(tex_coords++) =	LLVector2(LEAF_RIGHT, LEAF_BOTTOM);
		*(vertices++) =		LLVector3(0.5f*LEAF_WIDTH, 0.f, 0.f);
		vertex_count++;


		*(indicesp++) = 0;
		index_count++;
		*(indicesp++) = 1;
		index_count++;
		*(indicesp++) = 2;
		index_count++;

		*(indicesp++) = 0;
		index_count++;
		*(indicesp++) = 3;
		index_count++;
		*(indicesp++) = 1;
		index_count++;

		// Same leaf, inverse winding/normals
		*(normals++) =		LLVector3(-SRR2, SRR2, 0.f);
		*(tex_coords++) =	LLVector2(LEAF_LEFT, LEAF_BOTTOM);
		*(vertices++) =		LLVector3(-0.5f*LEAF_WIDTH, 0.f, 0.f);
		vertex_count++;

		*(normals++) =		LLVector3(SRR3, SRR3, SRR3);
		*(tex_coords++) =	LLVector2(LEAF_RIGHT, LEAF_TOP);
		*(vertices++) =		LLVector3(0.5f*LEAF_WIDTH, 0.f, 1.f);
		vertex_count++;

		*(normals++) =		LLVector3(-SRR3, SRR3, SRR3);
		*(tex_coords++) =	LLVector2(LEAF_LEFT, LEAF_TOP);
		*(vertices++) =		LLVector3(-0.5f*LEAF_WIDTH, 0.f, 1.f);
		vertex_count++;

//.........这里部分代码省略.........
开发者ID:HazimGazov，项目名称:Sausages，代码行数:101，代码来源:llvotree.cpp

示例4: if

//-----------------------------------------------------------------------------
// solve()
//-----------------------------------------------------------------------------
void LLJointSolverRP3::solve()
{
//	llinfos << llendl;
//	llinfos << "LLJointSolverRP3::solve()" << llendl;

	//-------------------------------------------------------------------------
	// setup joints in their base rotations
	//-------------------------------------------------------------------------
	mJointA->setRotation( mJointABaseRotation );
	mJointB->setRotation( mJointBBaseRotation );

	//-------------------------------------------------------------------------
	// get joint positions in world space
	//-------------------------------------------------------------------------
	LLVector3 aPos = mJointA->getWorldPosition();
	LLVector3 bPos = mJointB->getWorldPosition();
	LLVector3 cPos = mJointC->getWorldPosition();
	LLVector3 gPos = mJointGoal->getWorldPosition();

//	llinfos << "bPosLocal = " << mJointB->getPosition() << llendl;
//	llinfos << "cPosLocal = " << mJointC->getPosition() << llendl;
//	llinfos << "bRotLocal = " << mJointB->getRotation() << llendl;
//	llinfos << "cRotLocal = " << mJointC->getRotation() << llendl;

//	llinfos << "aPos : " << aPos << llendl;
//	llinfos << "bPos : " << bPos << llendl;
//	llinfos << "cPos : " << cPos << llendl;
//	llinfos << "gPos : " << gPos << llendl;

	//-------------------------------------------------------------------------
	// get the poleVector in world space
	//-------------------------------------------------------------------------
	LLVector3 poleVec = mPoleVector;
	if ( mJointA->getParent() )
	{
		LLVector4a pole_veca;
		pole_veca.load3(mPoleVector.mV);
		mJointA->getParent()->getWorldMatrix().rotate(pole_veca,pole_veca);
		poleVec.set(pole_veca.getF32ptr());
	}

	//-------------------------------------------------------------------------
	// compute the following:
	// vector from A to B
	// vector from B to C
	// vector from A to C
	// vector from A to G (goal)
	//-------------------------------------------------------------------------
	LLVector3 abVec = bPos - aPos;
	LLVector3 bcVec = cPos - bPos;
	LLVector3 acVec = cPos - aPos;
	LLVector3 agVec = gPos - aPos;

//	llinfos << "abVec : " << abVec << llendl;
//	llinfos << "bcVec : " << bcVec << llendl;
//	llinfos << "acVec : " << acVec << llendl;
//	llinfos << "agVec : " << agVec << llendl;

	//-------------------------------------------------------------------------
	// compute needed lengths of those vectors
	//-------------------------------------------------------------------------
	F32 abLen = abVec.magVec();
	F32 bcLen = bcVec.magVec();
	F32 agLen = agVec.magVec();

//	llinfos << "abLen : " << abLen << llendl;
//	llinfos << "bcLen : " << bcLen << llendl;
//	llinfos << "agLen : " << agLen << llendl;

	//-------------------------------------------------------------------------
	// compute component vector of (A->B) orthogonal to (A->C)
	//-------------------------------------------------------------------------
	LLVector3 abacCompOrthoVec = abVec - acVec * ((abVec * acVec)/(acVec * acVec));

//	llinfos << "abacCompOrthoVec : " << abacCompOrthoVec << llendl;

	//-------------------------------------------------------------------------
	// compute the normal of the original ABC plane (and store for later)
	//-------------------------------------------------------------------------
	LLVector3 abcNorm;
	if (!mbUseBAxis)
	{
		if( are_parallel(abVec, bcVec, 0.001f) )
		{
			// the current solution is maxed out, so we use the axis that is
			// orthogonal to both poleVec and A->B
			if ( are_parallel(poleVec, abVec, 0.001f) )
			{
				// ACK! the problem is singular
				if ( are_parallel(poleVec, agVec, 0.001f) )
				{
					// the solutions is also singular
					return;
				}
				else
				{
					abcNorm = poleVec % agVec;
//.........这里部分代码省略.........
开发者ID:1234-，项目名称:SingularityViewer，代码行数:101，代码来源:lljointsolverrp3.cpp

示例5: setLocalPos

// <FS:Ansariel> Extended TP history
void LLTeleportHistoryFlatItem::setLocalPos(const LLVector3& local_pos)
{
	mLocalPos.set(local_pos);
}
开发者ID:CaseyraeStarfinder，项目名称:Firestorm-Viewer，代码行数:5，代码来源:llpanelteleporthistory.cpp

示例6: getGeometryVolume

BOOL LLFace::getGeometryVolume(const LLVolume& volume,
							   const S32 &f,
								const LLMatrix4& mat_vert_in, const LLMatrix3& mat_norm_in,
								const U16 &index_offset,
								bool force_rebuild)
{
	llassert(verify());
	const LLVolumeFace &vf = volume.getVolumeFace(f);
	S32 num_vertices = (S32)vf.mNumVertices;
	S32 num_indices = (S32) vf.mNumIndices;
	
	if (mVertexBuffer.notNull())
	{
		if (num_indices + (S32) mIndicesIndex > mVertexBuffer->getNumIndices())
		{
			llwarns	<< "Index buffer overflow!" << llendl;
			llwarns << "Indices Count: " << mIndicesCount
					<< " VF Num Indices: " << num_indices
					<< " Indices Index: " << mIndicesIndex
					<< " VB Num Indices: " << mVertexBuffer->getNumIndices() << llendl;
			llwarns	<< "Last Indices Count: " << mLastIndicesCount
					<< " Last Indices Index: " << mLastIndicesIndex
					<< " Face Index: " << f
					<< " Pool Type: " << mPoolType << llendl;
			return FALSE;
		}

		if (num_vertices + mGeomIndex > mVertexBuffer->getNumVerts())
		{
			llwarns << "Vertex buffer overflow!" << llendl;
			return FALSE;
		}
	}

	LLStrider<LLVector3> vertices;
	LLStrider<LLVector2> tex_coords;
	LLStrider<LLVector2> tex_coords2;
	LLStrider<LLVector3> normals;
	LLStrider<LLColor4U> colors;
	LLStrider<LLVector3> binormals;
	LLStrider<U16> indicesp;
#if MESH_ENABLED
	LLStrider<LLVector4> weights;
#endif //MESH_ENABLED

	BOOL full_rebuild = force_rebuild || mDrawablep->isState(LLDrawable::REBUILD_VOLUME);
	
	BOOL global_volume = mDrawablep->getVOVolume()->isVolumeGlobal();
	LLVector3 scale;
	if (global_volume)
	{
		scale.setVec(1,1,1);
	}
	else
	{
		scale = mVObjp->getScale();
	}
	
	bool rebuild_pos = full_rebuild || mDrawablep->isState(LLDrawable::REBUILD_POSITION);
	bool rebuild_color = full_rebuild || mDrawablep->isState(LLDrawable::REBUILD_COLOR);
	bool rebuild_tcoord = full_rebuild || mDrawablep->isState(LLDrawable::REBUILD_TCOORD);
	bool rebuild_normal = rebuild_pos && mVertexBuffer->hasDataType(LLVertexBuffer::TYPE_NORMAL);
	bool rebuild_binormal = rebuild_pos && mVertexBuffer->hasDataType(LLVertexBuffer::TYPE_BINORMAL);
#if MESH_ENABLED
	bool rebuild_weights = rebuild_pos && mVertexBuffer->hasDataType(LLVertexBuffer::TYPE_WEIGHT4);
#endif //MESH_ENABLED

	const LLTextureEntry *tep = mVObjp->getTE(f);
	if (!tep) rebuild_color = FALSE;	// can't get color when tep is NULL
	U8  bump_code = tep ? tep->getBumpmap() : 0;


	
	BOOL is_static = mDrawablep->isStatic();
	BOOL is_global = is_static;

	LLVector3 center_sum(0.f, 0.f, 0.f);
	
	if (is_global)
	{
		setState(GLOBAL);
	}
	else
	{
		clearState(GLOBAL);
	}

	LLColor4U color = (tep ? LLColor4U(tep->getColor()) : LLColor4U::white);

	if (rebuild_color)	// FALSE if tep == NULL
	{
		if (tep)
		{
			GLfloat alpha[4] =
			{
				0.00f,
				0.25f,
				0.5f,
				0.75f
			};
//.........这里部分代码省略.........
开发者ID:MattoDestiny，项目名称:Zero-One，代码行数:101，代码来源:llface.cpp


注：本文中的LLVector3::set方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台，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。