C++ LLSpatialGroup::getSpatialPartition方法代码示例

void LLDrawPoolAlpha::renderAlphaHighlight(U32 mask)
{
	for (LLCullResult::sg_iterator i = gPipeline.beginAlphaGroups(); i != gPipeline.endAlphaGroups(); ++i)
	{
		LLSpatialGroup* group = *i;
		if (group->getSpatialPartition()->mRenderByGroup &&
			!group->isDead())
		{
			LLSpatialGroup::drawmap_elem_t& draw_info = group->mDrawMap[LLRenderPass::PASS_ALPHA];	

			for (LLSpatialGroup::drawmap_elem_t::iterator k = draw_info.begin(); k != draw_info.end(); ++k)	
			{
				LLDrawInfo& params = **k;
				
				if (params.mParticle)
				{
					continue;
				}

				LLRenderPass::applyModelMatrix(params);
				if (params.mGroup)
				{
					params.mGroup->rebuildMesh();
				}
				params.mVertexBuffer->setBuffer(mask);
				params.mVertexBuffer->drawRange(params.mDrawMode, params.mStart, params.mEnd, params.mCount, params.mOffset);
				gPipeline.addTrianglesDrawn(params.mCount, params.mDrawMode);
			}
		}
	}
}

LLSpatialBridge::~LLSpatialBridge()
{	
	if(mEntry)
	{
	LLSpatialGroup* group = getSpatialGroup();
	if (group)
	{
		group->getSpatialPartition()->remove(this, group);
	}
	}

	//delete octree here so listeners will still be able to access bridge specific state
	destroyTree();
}

void LLDrawPoolAlpha::renderAlpha(U32 mask, S32 pass)
{
	BOOL initialized_lighting = FALSE;
	BOOL light_enabled = TRUE;
	
	BOOL use_shaders = gPipeline.canUseVertexShaders();
		
	for (LLCullResult::sg_iterator i = gPipeline.beginAlphaGroups(); i != gPipeline.endAlphaGroups(); ++i)
	{
		LLSpatialGroup* group = *i;
		llassert(group);
		llassert(group->getSpatialPartition());

		if (group->getSpatialPartition()->mRenderByGroup &&
		    !group->isDead())
		{
			bool is_particle_or_hud_particle = group->getSpatialPartition()->mPartitionType == LLViewerRegion::PARTITION_PARTICLE
													  || group->getSpatialPartition()->mPartitionType == LLViewerRegion::PARTITION_HUD_PARTICLE;


			// <FS:LO> Dont suspend partical processing while particles are hidden, just skip over drawing them
			if(!(gPipeline.sRenderParticles) && (
												 group->getSpatialPartition()->mPartitionType == LLViewerRegion::PARTITION_PARTICLE ||
												 group->getSpatialPartition()->mPartitionType == LLViewerRegion::PARTITION_HUD_PARTICLE))
			{
				continue;
			}
			// </FS:LO>


			bool draw_glow_for_this_partition = mVertexShaderLevel > 0; // no shaders = no glow.

			
			LL_RECORD_BLOCK_TIME(FTM_RENDER_ALPHA_GROUP_LOOP);

			bool disable_cull = is_particle_or_hud_particle;
			LLGLDisable cull(disable_cull ? GL_CULL_FACE : 0);

			LLSpatialGroup::drawmap_elem_t& draw_info = group->mDrawMap[LLRenderPass::PASS_ALPHA];

			for (LLSpatialGroup::drawmap_elem_t::iterator k = draw_info.begin(); k != draw_info.end(); ++k)	
			{
				LLDrawInfo& params = **k;

				if ((params.mVertexBuffer->getTypeMask() & mask) != mask)
				{ //FIXME!
					LL_WARNS() << "Missing required components, skipping render batch." << LL_ENDL;
					continue;
				}

				// Fix for bug - NORSPEC-271
				// If the face is more than 90% transparent, then don't update the Depth buffer for Dof
				// We don't want the nearly invisible objects to cause of DoF effects
				if(pass == 1 && !LLPipeline::sImpostorRender)
				{
					LLFace*	face = params.mFace;
					if(face)
					{
						const LLTextureEntry* tep = face->getTextureEntry();
						if(tep)
						{
							if(tep->getColor().mV[3] < 0.1f)
								continue;
						}
					}
				}

				LLRenderPass::applyModelMatrix(params);

				LLMaterial* mat = NULL;

				if (deferred_render)
				{
					mat = params.mMaterial;
				}
				
				if (params.mFullbright)
				{
					// Turn off lighting if it hasn't already been so.
					if (light_enabled || !initialized_lighting)
					{
						initialized_lighting = TRUE;
						if (use_shaders) 
						{
							target_shader = fullbright_shader;
						}
						else
						{
							gPipeline.enableLightsFullbright(LLColor4(1,1,1,1));
						}
						light_enabled = FALSE;
					}
				}
				// Turn on lighting if it isn't already.
				else if (!light_enabled || !initialized_lighting)
				{
					initialized_lighting = TRUE;
					if (use_shaders) 
					{
						target_shader = simple_shader;
//.........这里部分代码省略.........