llworld.cpp
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- /**
- * @file llworld.cpp
- * @brief Initial test structure to organize viewer regions
- *
- * $LicenseInfo:firstyear=2001&license=viewergpl$
- *
- * Copyright (c) 2001-2010, Linden Research, Inc.
- *
- * Second Life Viewer Source Code
- * The source code in this file ("Source Code") is provided by Linden Lab
- * to you under the terms of the GNU General Public License, version 2.0
- * ("GPL"), unless you have obtained a separate licensing agreement
- * ("Other License"), formally executed by you and Linden Lab. Terms of
- * the GPL can be found in doc/GPL-license.txt in this distribution, or
- * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
- *
- * There are special exceptions to the terms and conditions of the GPL as
- * it is applied to this Source Code. View the full text of the exception
- * in the file doc/FLOSS-exception.txt in this software distribution, or
- * online at
- * http://secondlifegrid.net/programs/open_source/licensing/flossexception
- *
- * By copying, modifying or distributing this software, you acknowledge
- * that you have read and understood your obligations described above,
- * and agree to abide by those obligations.
- *
- * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
- * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
- * COMPLETENESS OR PERFORMANCE.
- * $/LicenseInfo$
- */
- #include "llviewerprecompiledheaders.h"
- #include "llworld.h"
- #include "llrender.h"
- #include "indra_constants.h"
- #include "llstl.h"
- #include "llagent.h"
- #include "llviewercontrol.h"
- #include "lldrawpool.h"
- #include "llglheaders.h"
- #include "llhttpnode.h"
- #include "llregionhandle.h"
- #include "llsurface.h"
- #include "llviewercamera.h"
- #include "llviewertexture.h"
- #include "llviewertexturelist.h"
- #include "llviewernetwork.h"
- #include "llviewerobjectlist.h"
- #include "llviewerparceloverlay.h"
- #include "llviewerregion.h"
- #include "llviewerstats.h"
- #include "llvlcomposition.h"
- #include "llvoavatar.h"
- #include "llvowater.h"
- #include "message.h"
- #include "pipeline.h"
- #include "llappviewer.h" // for do_disconnect()
- //
- // Globals
- //
- U32 gAgentPauseSerialNum = 0;
- //
- // Constants
- //
- const S32 MAX_NUMBER_OF_CLOUDS = 750;
- const S32 WORLD_PATCH_SIZE = 16;
- extern LLColor4U MAX_WATER_COLOR;
- const U32 LLWorld::mWidth = 256;
- // meters/point, therefore mWidth * mScale = meters per edge
- const F32 LLWorld::mScale = 1.f;
- const F32 LLWorld::mWidthInMeters = mWidth * mScale;
- //
- // Functions
- //
- // allocate the stack
- LLWorld::LLWorld() :
- mLandFarClip(DEFAULT_FAR_PLANE),
- mLastPacketsIn(0),
- mLastPacketsOut(0),
- mLastPacketsLost(0),
- mSpaceTimeUSec(0)
- {
- for (S32 i = 0; i < 8; i++)
- {
- mEdgeWaterObjects[i] = NULL;
- }
- if (gNoRender)
- {
- return;
- }
- LLPointer<LLImageRaw> raw = new LLImageRaw(1,1,4);
- U8 *default_texture = raw->getData();
- *(default_texture++) = MAX_WATER_COLOR.mV[0];
- *(default_texture++) = MAX_WATER_COLOR.mV[1];
- *(default_texture++) = MAX_WATER_COLOR.mV[2];
- *(default_texture++) = MAX_WATER_COLOR.mV[3];
-
- mDefaultWaterTexturep = LLViewerTextureManager::getLocalTexture(raw.get(), FALSE);
- gGL.getTexUnit(0)->bind(mDefaultWaterTexturep);
- mDefaultWaterTexturep->setAddressMode(LLTexUnit::TAM_CLAMP);
- }
- void LLWorld::destroyClass()
- {
- mHoleWaterObjects.clear();
- gObjectList.destroy();
- for(region_list_t::iterator region_it = mRegionList.begin(); region_it != mRegionList.end(); )
- {
- LLViewerRegion* region_to_delete = *region_it++;
- removeRegion(region_to_delete->getHost());
- }
- LLViewerPartSim::getInstance()->destroyClass();
- }
- LLViewerRegion* LLWorld::addRegion(const U64 ®ion_handle, const LLHost &host)
- {
- LLMemType mt(LLMemType::MTYPE_REGIONS);
-
- LLViewerRegion *regionp = getRegionFromHandle(region_handle);
- if (regionp)
- {
- LLHost old_host = regionp->getHost();
- // region already exists!
- if (host == old_host && regionp->isAlive())
- {
- // This is a duplicate for the same host and it's alive, don't bother.
- return regionp;
- }
- if (host != old_host)
- {
- llwarns << "LLWorld::addRegion exists, but old host " << old_host
- << " does not match new host " << host << llendl;
- }
- if (!regionp->isAlive())
- {
- llwarns << "LLWorld::addRegion exists, but isn't alive" << llendl;
- }
- // Kill the old host, and then we can continue on and add the new host. We have to kill even if the host
- // matches, because all the agent state for the new camera is completely different.
- removeRegion(old_host);
- }
- U32 iindex = 0;
- U32 jindex = 0;
- from_region_handle(region_handle, &iindex, &jindex);
- S32 x = (S32)(iindex/mWidth);
- S32 y = (S32)(jindex/mWidth);
- llinfos << "Adding new region (" << x << ":" << y << ")" << llendl;
- llinfos << "Host: " << host << llendl;
- LLVector3d origin_global;
- origin_global = from_region_handle(region_handle);
- regionp = new LLViewerRegion(region_handle,
- host,
- mWidth,
- WORLD_PATCH_SIZE,
- getRegionWidthInMeters() );
- if (!regionp)
- {
- llerrs << "Unable to create new region!" << llendl;
- }
- regionp->mCloudLayer.create(regionp);
- regionp->mCloudLayer.setWidth((F32)mWidth);
- regionp->mCloudLayer.setWindPointer(®ionp->mWind);
- mRegionList.push_back(regionp);
- mActiveRegionList.push_back(regionp);
- mCulledRegionList.push_back(regionp);
- // Find all the adjacent regions, and attach them.
- // Generate handles for all of the adjacent regions, and attach them in the correct way.
- // connect the edges
- F32 adj_x = 0.f;
- F32 adj_y = 0.f;
- F32 region_x = 0.f;
- F32 region_y = 0.f;
- U64 adj_handle = 0;
- F32 width = getRegionWidthInMeters();
- LLViewerRegion *neighborp;
- from_region_handle(region_handle, ®ion_x, ®ion_y);
- // Iterate through all directions, and connect neighbors if there.
- S32 dir;
- for (dir = 0; dir < 8; dir++)
- {
- adj_x = region_x + width * gDirAxes[dir][0];
- adj_y = region_y + width * gDirAxes[dir][1];
- to_region_handle(adj_x, adj_y, &adj_handle);
- neighborp = getRegionFromHandle(adj_handle);
- if (neighborp)
- {
- //llinfos << "Connecting " << region_x << ":" << region_y << " -> " << adj_x << ":" << adj_y << llendl;
- regionp->connectNeighbor(neighborp, dir);
- }
- }
- updateWaterObjects();
- return regionp;
- }
- void LLWorld::removeRegion(const LLHost &host)
- {
- F32 x, y;
- LLViewerRegion *regionp = getRegion(host);
- if (!regionp)
- {
- llwarns << "Trying to remove region that doesn't exist!" << llendl;
- return;
- }
-
- if (regionp == gAgent.getRegion())
- {
- for (region_list_t::iterator iter = mRegionList.begin();
- iter != mRegionList.end(); ++iter)
- {
- LLViewerRegion* reg = *iter;
- llwarns << "RegionDump: " << reg->getName()
- << " " << reg->getHost()
- << " " << reg->getOriginGlobal()
- << llendl;
- }
- llwarns << "Agent position global " << gAgent.getPositionGlobal()
- << " agent " << gAgent.getPositionAgent()
- << llendl;
- llwarns << "Regions visited " << gAgent.getRegionsVisited() << llendl;
- llwarns << "gFrameTimeSeconds " << gFrameTimeSeconds << llendl;
- llwarns << "Disabling region " << regionp->getName() << " that agent is in!" << llendl;
- LLAppViewer::instance()->forceDisconnect("You have been disconnected from the region you were in.");
- return;
- }
- from_region_handle(regionp->getHandle(), &x, &y);
- llinfos << "Removing region " << x << ":" << y << llendl;
- mRegionList.remove(regionp);
- mActiveRegionList.remove(regionp);
- mCulledRegionList.remove(regionp);
- mVisibleRegionList.remove(regionp);
-
- delete regionp;
- updateWaterObjects();
- }
- LLViewerRegion* LLWorld::getRegion(const LLHost &host)
- {
- for (region_list_t::iterator iter = mRegionList.begin();
- iter != mRegionList.end(); ++iter)
- {
- LLViewerRegion* regionp = *iter;
- if (regionp->getHost() == host)
- {
- return regionp;
- }
- }
- return NULL;
- }
- LLViewerRegion* LLWorld::getRegionFromPosAgent(const LLVector3 &pos)
- {
- return getRegionFromPosGlobal(gAgent.getPosGlobalFromAgent(pos));
- }
- LLViewerRegion* LLWorld::getRegionFromPosGlobal(const LLVector3d &pos)
- {
- for (region_list_t::iterator iter = mRegionList.begin();
- iter != mRegionList.end(); ++iter)
- {
- LLViewerRegion* regionp = *iter;
- if (regionp->pointInRegionGlobal(pos))
- {
- return regionp;
- }
- }
- return NULL;
- }
- LLVector3d LLWorld::clipToVisibleRegions(const LLVector3d &start_pos, const LLVector3d &end_pos)
- {
- if (positionRegionValidGlobal(end_pos))
- {
- return end_pos;
- }
- LLViewerRegion* regionp = getRegionFromPosGlobal(start_pos);
- if (!regionp)
- {
- return start_pos;
- }
- LLVector3d delta_pos = end_pos - start_pos;
- LLVector3d delta_pos_abs;
- delta_pos_abs.setVec(delta_pos);
- delta_pos_abs.abs();
- LLVector3 region_coord = regionp->getPosRegionFromGlobal(end_pos);
- F64 clip_factor = 1.0;
- F32 region_width = regionp->getWidth();
- if (region_coord.mV[VX] < 0.f)
- {
- if (region_coord.mV[VY] < region_coord.mV[VX])
- {
- // clip along y -
- clip_factor = -(region_coord.mV[VY] / delta_pos_abs.mdV[VY]);
- }
- else
- {
- // clip along x -
- clip_factor = -(region_coord.mV[VX] / delta_pos_abs.mdV[VX]);
- }
- }
- else if (region_coord.mV[VX] > region_width)
- {
- if (region_coord.mV[VY] > region_coord.mV[VX])
- {
- // clip along y +
- clip_factor = (region_coord.mV[VY] - region_width) / delta_pos_abs.mdV[VY];
- }
- else
- {
- //clip along x +
- clip_factor = (region_coord.mV[VX] - region_width) / delta_pos_abs.mdV[VX];
- }
- }
- else if (region_coord.mV[VY] < 0.f)
- {
- // clip along y -
- clip_factor = -(region_coord.mV[VY] / delta_pos_abs.mdV[VY]);
- }
- else if (region_coord.mV[VY] > region_width)
- {
- // clip along y +
- clip_factor = (region_coord.mV[VY] - region_width) / delta_pos_abs.mdV[VY];
- }
- // clamp to within region dimensions
- LLVector3d final_region_pos = LLVector3d(region_coord) - (delta_pos * clip_factor);
- final_region_pos.mdV[VX] = llclamp(final_region_pos.mdV[VX], 0.0,
- (F64)(region_width - F_ALMOST_ZERO));
- final_region_pos.mdV[VY] = llclamp(final_region_pos.mdV[VY], 0.0,
- (F64)(region_width - F_ALMOST_ZERO));
- final_region_pos.mdV[VZ] = llclamp(final_region_pos.mdV[VZ], 0.0,
- (F64)(LLWorld::getInstance()->getRegionMaxHeight() - F_ALMOST_ZERO));
- return regionp->getPosGlobalFromRegion(LLVector3(final_region_pos));
- }
- LLViewerRegion* LLWorld::getRegionFromHandle(const U64 &handle)
- {
- for (region_list_t::iterator iter = mRegionList.begin();
- iter != mRegionList.end(); ++iter)
- {
- LLViewerRegion* regionp = *iter;
- if (regionp->getHandle() == handle)
- {
- return regionp;
- }
- }
- return NULL;
- }
- void LLWorld::updateAgentOffset(const LLVector3d &offset_global)
- {
- #if 0
- for (region_list_t::iterator iter = mRegionList.begin();
- iter != mRegionList.end(); ++iter)
- {
- LLViewerRegion* regionp = *iter;
- regionp->setAgentOffset(offset_global);
- }
- #endif
- }
- BOOL LLWorld::positionRegionValidGlobal(const LLVector3d &pos_global)
- {
- for (region_list_t::iterator iter = mRegionList.begin();
- iter != mRegionList.end(); ++iter)
- {
- LLViewerRegion* regionp = *iter;
- if (regionp->pointInRegionGlobal(pos_global))
- {
- return TRUE;
- }
- }
- return FALSE;
- }
- // Allow objects to go up to their radius underground.
- F32 LLWorld::getMinAllowedZ(LLViewerObject* object)
- {
- F32 land_height = resolveLandHeightGlobal(object->getPositionGlobal());
- F32 radius = 0.5f * object->getScale().length();
- return land_height - radius;
- }
- LLViewerRegion* LLWorld::resolveRegionGlobal(LLVector3 &pos_region, const LLVector3d &pos_global)
- {
- LLViewerRegion *regionp = getRegionFromPosGlobal(pos_global);
- if (regionp)
- {
- pos_region = regionp->getPosRegionFromGlobal(pos_global);
- return regionp;
- }
- return NULL;
- }
- LLViewerRegion* LLWorld::resolveRegionAgent(LLVector3 &pos_region, const LLVector3 &pos_agent)
- {
- LLVector3d pos_global = gAgent.getPosGlobalFromAgent(pos_agent);
- LLViewerRegion *regionp = getRegionFromPosGlobal(pos_global);
- if (regionp)
- {
- pos_region = regionp->getPosRegionFromGlobal(pos_global);
- return regionp;
- }
- return NULL;
- }
- F32 LLWorld::resolveLandHeightAgent(const LLVector3 &pos_agent)
- {
- LLVector3d pos_global = gAgent.getPosGlobalFromAgent(pos_agent);
- return resolveLandHeightGlobal(pos_global);
- }
- F32 LLWorld::resolveLandHeightGlobal(const LLVector3d &pos_global)
- {
- LLViewerRegion *regionp = getRegionFromPosGlobal(pos_global);
- if (regionp)
- {
- return regionp->getLand().resolveHeightGlobal(pos_global);
- }
- return 0.0f;
- }
- // Takes a line defined by "point_a" and "point_b" and determines the closest (to point_a)
- // point where the the line intersects an object or the land surface. Stores the results
- // in "intersection" and "intersection_normal" and returns a scalar value that represents
- // the normalized distance along the line from "point_a" to "intersection".
- //
- // Currently assumes point_a and point_b only differ in z-direction,
- // but it may eventually become more general.
- F32 LLWorld::resolveStepHeightGlobal(const LLVOAvatar* avatarp, const LLVector3d &point_a, const LLVector3d &point_b,
- LLVector3d &intersection, LLVector3 &intersection_normal,
- LLViewerObject **viewerObjectPtr)
- {
- // initialize return value to null
- if (viewerObjectPtr)
- {
- *viewerObjectPtr = NULL;
- }
- LLViewerRegion *regionp = getRegionFromPosGlobal(point_a);
- if (!regionp)
- {
- // We're outside the world
- intersection = 0.5f * (point_a + point_b);
- intersection_normal.setVec(0.0f, 0.0f, 1.0f);
- return 0.5f;
- }
-
- // calculate the length of the segment
- F32 segment_length = (F32)((point_a - point_b).length());
- if (0.0f == segment_length)
- {
- intersection = point_a;
- intersection_normal.setVec(0.0f, 0.0f, 1.0f);
- return segment_length;
- }
- // get land height
- // Note: we assume that the line is parallel to z-axis here
- LLVector3d land_intersection = point_a;
- F32 normalized_land_distance;
- land_intersection.mdV[VZ] = regionp->getLand().resolveHeightGlobal(point_a);
- normalized_land_distance = (F32)(point_a.mdV[VZ] - land_intersection.mdV[VZ]) / segment_length;
- intersection = land_intersection;
- intersection_normal = resolveLandNormalGlobal(land_intersection);
- if (avatarp && !avatarp->mFootPlane.isExactlyClear())
- {
- LLVector3 foot_plane_normal(avatarp->mFootPlane.mV);
- LLVector3 start_pt = avatarp->getRegion()->getPosRegionFromGlobal(point_a);
- // added 0.05 meters to compensate for error in foot plane reported by Havok
- F32 norm_dist_from_plane = ((start_pt * foot_plane_normal) - avatarp->mFootPlane.mV[VW]) + 0.05f;
- norm_dist_from_plane = llclamp(norm_dist_from_plane / segment_length, 0.f, 1.f);
- if (norm_dist_from_plane < normalized_land_distance)
- {
- // collided with object before land
- normalized_land_distance = norm_dist_from_plane;
- intersection = point_a;
- intersection.mdV[VZ] -= norm_dist_from_plane * segment_length;
- intersection_normal = foot_plane_normal;
- }
- else
- {
- intersection = land_intersection;
- intersection_normal = resolveLandNormalGlobal(land_intersection);
- }
- }
- return normalized_land_distance;
- }
- LLSurfacePatch * LLWorld::resolveLandPatchGlobal(const LLVector3d &pos_global)
- {
- // returns a pointer to the patch at this location
- LLViewerRegion *regionp = getRegionFromPosGlobal(pos_global);
- if (!regionp)
- {
- return NULL;
- }
- return regionp->getLand().resolvePatchGlobal(pos_global);
- }
- LLVector3 LLWorld::resolveLandNormalGlobal(const LLVector3d &pos_global)
- {
- LLViewerRegion *regionp = getRegionFromPosGlobal(pos_global);
- if (!regionp)
- {
- return LLVector3::z_axis;
- }
- return regionp->getLand().resolveNormalGlobal(pos_global);
- }
- void LLWorld::updateVisibilities()
- {
- F32 cur_far_clip = LLViewerCamera::getInstance()->getFar();
- LLViewerCamera::getInstance()->setFar(mLandFarClip);
- F32 diagonal_squared = F_SQRT2 * F_SQRT2 * mWidth * mWidth;
- // Go through the culled list and check for visible regions
- for (region_list_t::iterator iter = mCulledRegionList.begin();
- iter != mCulledRegionList.end(); )
- {
- region_list_t::iterator curiter = iter++;
- LLViewerRegion* regionp = *curiter;
- F32 height = regionp->getLand().getMaxZ() - regionp->getLand().getMinZ();
- F32 radius = 0.5f*fsqrtf(height * height + diagonal_squared);
- if (!regionp->getLand().hasZData()
- || LLViewerCamera::getInstance()->sphereInFrustum(regionp->getCenterAgent(), radius))
- {
- mCulledRegionList.erase(curiter);
- mVisibleRegionList.push_back(regionp);
- }
- }
-
- // Update all of the visible regions
- for (region_list_t::iterator iter = mVisibleRegionList.begin();
- iter != mVisibleRegionList.end(); )
- {
- region_list_t::iterator curiter = iter++;
- LLViewerRegion* regionp = *curiter;
- if (!regionp->getLand().hasZData())
- {
- continue;
- }
- F32 height = regionp->getLand().getMaxZ() - regionp->getLand().getMinZ();
- F32 radius = 0.5f*fsqrtf(height * height + diagonal_squared);
- if (LLViewerCamera::getInstance()->sphereInFrustum(regionp->getCenterAgent(), radius))
- {
- regionp->calculateCameraDistance();
- if (!gNoRender)
- {
- regionp->getLand().updatePatchVisibilities(gAgent);
- }
- }
- else
- {
- mVisibleRegionList.erase(curiter);
- mCulledRegionList.push_back(regionp);
- }
- }
- // Sort visible regions
- mVisibleRegionList.sort(LLViewerRegion::CompareDistance());
-
- LLViewerCamera::getInstance()->setFar(cur_far_clip);
- }
- void LLWorld::updateRegions(F32 max_update_time)
- {
- LLMemType mt_ur(LLMemType::MTYPE_IDLE_UPDATE_REGIONS);
- LLTimer update_timer;
- BOOL did_one = FALSE;
-
- // Perform idle time updates for the regions (and associated surfaces)
- for (region_list_t::iterator iter = mRegionList.begin();
- iter != mRegionList.end(); ++iter)
- {
- LLViewerRegion* regionp = *iter;
- F32 max_time = max_update_time - update_timer.getElapsedTimeF32();
- if (did_one && max_time <= 0.f)
- break;
- max_time = llmin(max_time, max_update_time*.1f);
- did_one |= regionp->idleUpdate(max_update_time);
- }
- }
- void LLWorld::updateParticles()
- {
- LLViewerPartSim::getInstance()->updateSimulation();
- }
- void LLWorld::updateClouds(const F32 dt)
- {
- if (gSavedSettings.getBOOL("FreezeTime") ||
- !gSavedSettings.getBOOL("SkyUseClassicClouds"))
- {
- // don't move clouds in snapshot mode
- return;
- }
- if (mActiveRegionList.size())
- {
- // Update all the cloud puff positions, and timer based stuff
- // such as death decay
- for (region_list_t::iterator iter = mActiveRegionList.begin();
- iter != mActiveRegionList.end(); ++iter)
- {
- LLViewerRegion* regionp = *iter;
- regionp->mCloudLayer.updatePuffs(dt);
- }
- // Reshuffle who owns which puffs
- for (region_list_t::iterator iter = mActiveRegionList.begin();
- iter != mActiveRegionList.end(); ++iter)
- {
- LLViewerRegion* regionp = *iter;
- regionp->mCloudLayer.updatePuffOwnership();
- }
- // Add new puffs
- for (region_list_t::iterator iter = mActiveRegionList.begin();
- iter != mActiveRegionList.end(); ++iter)
- {
- LLViewerRegion* regionp = *iter;
- regionp->mCloudLayer.updatePuffCount();
- }
- }
- }
- LLCloudGroup* LLWorld::findCloudGroup(const LLCloudPuff &puff)
- {
- if (mActiveRegionList.size())
- {
- // Update all the cloud puff positions, and timer based stuff
- // such as death decay
- for (region_list_t::iterator iter = mActiveRegionList.begin();
- iter != mActiveRegionList.end(); ++iter)
- {
- LLViewerRegion* regionp = *iter;
- LLCloudGroup *groupp = regionp->mCloudLayer.findCloudGroup(puff);
- if (groupp)
- {
- return groupp;
- }
- }
- }
- return NULL;
- }
- void LLWorld::renderPropertyLines()
- {
- S32 region_count = 0;
- S32 vertex_count = 0;
- for (region_list_t::iterator iter = mVisibleRegionList.begin();
- iter != mVisibleRegionList.end(); ++iter)
- {
- LLViewerRegion* regionp = *iter;
- region_count++;
- vertex_count += regionp->renderPropertyLines();
- }
- }
- void LLWorld::updateNetStats()
- {
- F32 bits = 0.f;
- U32 packets = 0;
- for (region_list_t::iterator iter = mActiveRegionList.begin();
- iter != mActiveRegionList.end(); ++iter)
- {
- LLViewerRegion* regionp = *iter;
- regionp->updateNetStats();
- bits += regionp->mBitStat.getCurrent();
- packets += llfloor( regionp->mPacketsStat.getCurrent() );
- }
- S32 packets_in = gMessageSystem->mPacketsIn - mLastPacketsIn;
- S32 packets_out = gMessageSystem->mPacketsOut - mLastPacketsOut;
- S32 packets_lost = gMessageSystem->mDroppedPackets - mLastPacketsLost;
- S32 actual_in_bits = gMessageSystem->mPacketRing.getAndResetActualInBits();
- S32 actual_out_bits = gMessageSystem->mPacketRing.getAndResetActualOutBits();
- LLViewerStats::getInstance()->mActualInKBitStat.addValue(actual_in_bits/1024.f);
- LLViewerStats::getInstance()->mActualOutKBitStat.addValue(actual_out_bits/1024.f);
- LLViewerStats::getInstance()->mKBitStat.addValue(bits/1024.f);
- LLViewerStats::getInstance()->mPacketsInStat.addValue(packets_in);
- LLViewerStats::getInstance()->mPacketsOutStat.addValue(packets_out);
- LLViewerStats::getInstance()->mPacketsLostStat.addValue(gMessageSystem->mDroppedPackets);
- if (packets_in)
- {
- LLViewerStats::getInstance()->mPacketsLostPercentStat.addValue(100.f*((F32)packets_lost/(F32)packets_in));
- }
- else
- {
- LLViewerStats::getInstance()->mPacketsLostPercentStat.addValue(0.f);
- }
- mLastPacketsIn = gMessageSystem->mPacketsIn;
- mLastPacketsOut = gMessageSystem->mPacketsOut;
- mLastPacketsLost = gMessageSystem->mDroppedPackets;
- }
- void LLWorld::printPacketsLost()
- {
- llinfos << "Simulators:" << llendl;
- llinfos << "----------" << llendl;
- LLCircuitData *cdp = NULL;
- for (region_list_t::iterator iter = mActiveRegionList.begin();
- iter != mActiveRegionList.end(); ++iter)
- {
- LLViewerRegion* regionp = *iter;
- cdp = gMessageSystem->mCircuitInfo.findCircuit(regionp->getHost());
- if (cdp)
- {
- LLVector3d range = regionp->getCenterGlobal() - gAgent.getPositionGlobal();
-
- llinfos << regionp->getHost() << ", range: " << range.length()
- << " packets lost: " << cdp->getPacketsLost() << llendl;
- }
- }
- }
- void LLWorld::processCoarseUpdate(LLMessageSystem* msg, void** user_data)
- {
- LLViewerRegion* region = LLWorld::getInstance()->getRegion(msg->getSender());
- if( region )
- {
- region->updateCoarseLocations(msg);
- }
- }
- F32 LLWorld::getLandFarClip() const
- {
- return mLandFarClip;
- }
- void LLWorld::setLandFarClip(const F32 far_clip)
- {
- mLandFarClip = far_clip;
- }
- void LLWorld::updateWaterObjects()
- {
- if (!gAgent.getRegion())
- {
- return;
- }
- if (mRegionList.empty())
- {
- llwarns << "No regions!" << llendl;
- return;
- }
- // First, determine the min and max "box" of water objects
- S32 min_x = 0;
- S32 min_y = 0;
- S32 max_x = 0;
- S32 max_y = 0;
- U32 region_x, region_y;
- S32 rwidth = 256;
- // We only want to fill in water for stuff that's near us, say, within 256 or 512m
- S32 range = LLViewerCamera::getInstance()->getFar() > 256.f ? 512 : 256;
- LLViewerRegion* regionp = gAgent.getRegion();
- from_region_handle(regionp->getHandle(), ®ion_x, ®ion_y);
- min_x = (S32)region_x - range;
- min_y = (S32)region_y - range;
- max_x = (S32)region_x + range;
- max_y = (S32)region_y + range;
- F32 height = 0.f;
-
- for (region_list_t::iterator iter = mRegionList.begin();
- iter != mRegionList.end(); ++iter)
- {
- LLViewerRegion* regionp = *iter;
- LLVOWater* waterp = regionp->getLand().getWaterObj();
- height += regionp->getWaterHeight();
- if (waterp)
- {
- gObjectList.updateActive(waterp);
- }
- }
- for (std::list<LLVOWater*>::iterator iter = mHoleWaterObjects.begin();
- iter != mHoleWaterObjects.end(); ++ iter)
- {
- LLVOWater* waterp = *iter;
- gObjectList.killObject(waterp);
- }
- mHoleWaterObjects.clear();
- // Now, get a list of the holes
- S32 x, y;
- for (x = min_x; x <= max_x; x += rwidth)
- {
- for (y = min_y; y <= max_y; y += rwidth)
- {
- U64 region_handle = to_region_handle(x, y);
- if (!getRegionFromHandle(region_handle))
- {
- LLVOWater* waterp = (LLVOWater *)gObjectList.createObjectViewer(LLViewerObject::LL_VO_WATER, gAgent.getRegion());
- waterp->setUseTexture(FALSE);
- waterp->setPositionGlobal(LLVector3d(x + rwidth/2,
- y + rwidth/2,
- 256.f+DEFAULT_WATER_HEIGHT));
- waterp->setScale(LLVector3((F32)rwidth, (F32)rwidth, 512.f));
- gPipeline.createObject(waterp);
- mHoleWaterObjects.push_back(waterp);
- }
- }
- }
- // Update edge water objects
- S32 wx, wy;
- S32 center_x, center_y;
- wx = (max_x - min_x) + rwidth;
- wy = (max_y - min_y) + rwidth;
- center_x = min_x + (wx >> 1);
- center_y = min_y + (wy >> 1);
- S32 add_boundary[4] = {
- 512 - (max_x - region_x),
- 512 - (max_y - region_y),
- 512 - (region_x - min_x),
- 512 - (region_y - min_y) };
-
- S32 dir;
- for (dir = 0; dir < 8; dir++)
- {
- S32 dim[2] = { 0 };
- switch (gDirAxes[dir][0])
- {
- case -1: dim[0] = add_boundary[2]; break;
- case 0: dim[0] = wx; break;
- default: dim[0] = add_boundary[0]; break;
- }
- switch (gDirAxes[dir][1])
- {
- case -1: dim[1] = add_boundary[3]; break;
- case 0: dim[1] = wy; break;
- default: dim[1] = add_boundary[1]; break;
- }
- // Resize and reshape the water objects
- const S32 water_center_x = center_x + llround((wx + dim[0]) * 0.5f * gDirAxes[dir][0]);
- const S32 water_center_y = center_y + llround((wy + dim[1]) * 0.5f * gDirAxes[dir][1]);
-
- LLVOWater* waterp = mEdgeWaterObjects[dir];
- if (!waterp || waterp->isDead())
- {
- // The edge water objects can be dead because they're attached to the region that the
- // agent was in when they were originally created.
- mEdgeWaterObjects[dir] = (LLVOWater *)gObjectList.createObjectViewer(LLViewerObject::LL_VO_WATER,
- gAgent.getRegion());
- waterp = mEdgeWaterObjects[dir];
- waterp->setUseTexture(FALSE);
- waterp->setIsEdgePatch(TRUE);
- gPipeline.createObject(waterp);
- }
- waterp->setRegion(gAgent.getRegion());
- LLVector3d water_pos(water_center_x, water_center_y,
- DEFAULT_WATER_HEIGHT+256.f);
- LLVector3 water_scale((F32) dim[0], (F32) dim[1], 512.f);
- //stretch out to horizon
- water_scale.mV[0] += fabsf(2048.f * gDirAxes[dir][0]);
- water_scale.mV[1] += fabsf(2048.f * gDirAxes[dir][1]);
- water_pos.mdV[0] += 1024.f * gDirAxes[dir][0];
- water_pos.mdV[1] += 1024.f * gDirAxes[dir][1];
- waterp->setPositionGlobal(water_pos);
- waterp->setScale(water_scale);
- gObjectList.updateActive(waterp);
- }
- }
- void LLWorld::shiftRegions(const LLVector3& offset)
- {
- for (region_list_t::const_iterator i = getRegionList().begin(); i != getRegionList().end(); ++i)
- {
- LLViewerRegion* region = *i;
- region->updateRenderMatrix();
- }
- LLViewerPartSim::getInstance()->shift(offset);
- }
- LLViewerTexture* LLWorld::getDefaultWaterTexture()
- {
- return mDefaultWaterTexturep;
- }
- void LLWorld::setSpaceTimeUSec(const U64 space_time_usec)
- {
- mSpaceTimeUSec = space_time_usec;
- }
- U64 LLWorld::getSpaceTimeUSec() const
- {
- return mSpaceTimeUSec;
- }
- void LLWorld::requestCacheMisses()
- {
- for (region_list_t::iterator iter = mRegionList.begin();
- iter != mRegionList.end(); ++iter)
- {
- LLViewerRegion* regionp = *iter;
- regionp->requestCacheMisses();
- }
- }
- void LLWorld::getInfo(LLSD& info)
- {
- LLSD region_info;
- for (region_list_t::iterator iter = mRegionList.begin();
- iter != mRegionList.end(); ++iter)
- {
- LLViewerRegion* regionp = *iter;
- regionp->getInfo(region_info);
- info["World"].append(region_info);
- }
- }
- void LLWorld::disconnectRegions()
- {
- LLMessageSystem* msg = gMessageSystem;
- for (region_list_t::iterator iter = mRegionList.begin();
- iter != mRegionList.end(); ++iter)
- {
- LLViewerRegion* regionp = *iter;
- if (regionp == gAgent.getRegion())
- {
- // Skip the main agent
- continue;
- }
- llinfos << "Sending AgentQuitCopy to: " << regionp->getHost() << llendl;
- msg->newMessageFast(_PREHASH_AgentQuitCopy);
- msg->nextBlockFast(_PREHASH_AgentData);
- msg->addUUIDFast(_PREHASH_AgentID, gAgent.getID());
- msg->addUUIDFast(_PREHASH_SessionID, gAgent.getSessionID());
- msg->nextBlockFast(_PREHASH_FuseBlock);
- msg->addU32Fast(_PREHASH_ViewerCircuitCode, gMessageSystem->mOurCircuitCode);
- msg->sendMessage(regionp->getHost());
- }
- }
- void process_enable_simulator(LLMessageSystem *msg, void **user_data)
- {
- // enable the appropriate circuit for this simulator and
- // add its values into the gSimulator structure
- U64 handle;
- U32 ip_u32;
- U16 port;
- msg->getU64Fast(_PREHASH_SimulatorInfo, _PREHASH_Handle, handle);
- msg->getIPAddrFast(_PREHASH_SimulatorInfo, _PREHASH_IP, ip_u32);
- msg->getIPPortFast(_PREHASH_SimulatorInfo, _PREHASH_Port, port);
- // which simulator should we modify?
- LLHost sim(ip_u32, port);
- // Viewer trusts the simulator.
- msg->enableCircuit(sim, TRUE);
- LLWorld::getInstance()->addRegion(handle, sim);
- // give the simulator a message it can use to get ip and port
- llinfos << "simulator_enable() Enabling " << sim << " with code " << msg->getOurCircuitCode() << llendl;
- msg->newMessageFast(_PREHASH_UseCircuitCode);
- msg->nextBlockFast(_PREHASH_CircuitCode);
- msg->addU32Fast(_PREHASH_Code, msg->getOurCircuitCode());
- msg->addUUIDFast(_PREHASH_SessionID, gAgent.getSessionID());
- msg->addUUIDFast(_PREHASH_ID, gAgent.getID());
- msg->sendReliable(sim);
- }
- class LLEstablishAgentCommunication : public LLHTTPNode
- {
- LOG_CLASS(LLEstablishAgentCommunication);
- public:
- virtual void describe(Description& desc) const
- {
- desc.shortInfo("seed capability info for a region");
- desc.postAPI();
- desc.input(
- "{ seed-capability: ..., sim-ip: ..., sim-port }");
- desc.source(__FILE__, __LINE__);
- }
- virtual void post(ResponsePtr response, const LLSD& context, const LLSD& input) const
- {
- if (!input["body"].has("agent-id") ||
- !input["body"].has("sim-ip-and-port") ||
- !input["body"].has("seed-capability"))
- {
- llwarns << "invalid parameters" << llendl;
- return;
- }
- LLHost sim(input["body"]["sim-ip-and-port"].asString());
-
- LLViewerRegion* regionp = LLWorld::getInstance()->getRegion(sim);
- if (!regionp)
- {
- llwarns << "Got EstablishAgentCommunication for unknown region "
- << sim << llendl;
- return;
- }
- regionp->setSeedCapability(input["body"]["seed-capability"]);
- }
- };
- // disable the circuit to this simulator
- // Called in response to "DisableSimulator" message.
- void process_disable_simulator(LLMessageSystem *mesgsys, void **user_data)
- {
- LLHost host = mesgsys->getSender();
- //llinfos << "Disabling simulator with message from " << host << llendl;
- LLWorld::getInstance()->removeRegion(host);
- mesgsys->disableCircuit(host);
- }
- void process_region_handshake(LLMessageSystem* msg, void** user_data)
- {
- LLHost host = msg->getSender();
- LLViewerRegion* regionp = LLWorld::getInstance()->getRegion(host);
- if (!regionp)
- {
- llwarns << "Got region handshake for unknown region "
- << host << llendl;
- return;
- }
- regionp->unpackRegionHandshake();
- }
- void send_agent_pause()
- {
- // *NOTE:Mani Pausing the mainloop timeout. Otherwise a long modal event may cause
- // the thread monitor to timeout.
- LLAppViewer::instance()->pauseMainloopTimeout();
-
- // Note: used to check for LLWorld initialization before it became a singleton.
- // Rather than just remove this check I'm changing it to assure that the message
- // system has been initialized. -MG
- if (!gMessageSystem)
- {
- return;
- }
-
- gMessageSystem->newMessageFast(_PREHASH_AgentPause);
- gMessageSystem->nextBlockFast(_PREHASH_AgentData);
- gMessageSystem->addUUIDFast(_PREHASH_AgentID, gAgentID);
- gMessageSystem->addUUIDFast(_PREHASH_SessionID, gAgentSessionID);
- gAgentPauseSerialNum++;
- gMessageSystem->addU32Fast(_PREHASH_SerialNum, gAgentPauseSerialNum);
- for (LLWorld::region_list_t::const_iterator iter = LLWorld::getInstance()->getRegionList().begin();
- iter != LLWorld::getInstance()->getRegionList().end(); ++iter)
- {
- LLViewerRegion* regionp = *iter;
- gMessageSystem->sendReliable(regionp->getHost());
- }
- gObjectList.mWasPaused = TRUE;
- }
- void send_agent_resume()
- {
- // Note: used to check for LLWorld initialization before it became a singleton.
- // Rather than just remove this check I'm changing it to assure that the message
- // system has been initialized. -MG
- if (!gMessageSystem)
- {
- return;
- }
- gMessageSystem->newMessageFast(_PREHASH_AgentResume);
- gMessageSystem->nextBlockFast(_PREHASH_AgentData);
- gMessageSystem->addUUIDFast(_PREHASH_AgentID, gAgentID);
- gMessageSystem->addUUIDFast(_PREHASH_SessionID, gAgentSessionID);
- gAgentPauseSerialNum++;
- gMessageSystem->addU32Fast(_PREHASH_SerialNum, gAgentPauseSerialNum);
-
- for (LLWorld::region_list_t::const_iterator iter = LLWorld::getInstance()->getRegionList().begin();
- iter != LLWorld::getInstance()->getRegionList().end(); ++iter)
- {
- LLViewerRegion* regionp = *iter;
- gMessageSystem->sendReliable(regionp->getHost());
- }
- // Reset the FPS counter to avoid an invalid fps
- LLViewerStats::getInstance()->mFPSStat.start();
- LLAppViewer::instance()->resumeMainloopTimeout();
- }
- static LLVector3d unpackLocalToGlobalPosition(U32 compact_local, const LLVector3d& region_origin)
- {
- LLVector3d pos_global;
- LLVector3 pos_local;
- U8 bits;
- bits = compact_local & 0xFF;
- pos_local.mV[VZ] = F32(bits) * 4.f;
- compact_local >>= 8;
- bits = compact_local & 0xFF;
- pos_local.mV[VY] = (F32)bits;
- compact_local >>= 8;
- bits = compact_local & 0xFF;
- pos_local.mV[VX] = (F32)bits;
- pos_global.setVec( pos_local );
- pos_global += region_origin;
- return pos_global;
- }
- void LLWorld::getAvatars(std::vector<LLUUID>* avatar_ids, std::vector<LLVector3d>* positions, const LLVector3d& relative_to, F32 radius) const
- {
- if(avatar_ids != NULL)
- {
- avatar_ids->clear();
- }
- if(positions != NULL)
- {
- positions->clear();
- }
- for (LLWorld::region_list_t::const_iterator iter = LLWorld::getInstance()->getRegionList().begin();
- iter != LLWorld::getInstance()->getRegionList().end(); ++iter)
- {
- LLViewerRegion* regionp = *iter;
- const LLVector3d& origin_global = regionp->getOriginGlobal();
- S32 count = regionp->mMapAvatars.count();
- for (S32 i = 0; i < count; i++)
- {
- LLVector3d pos_global = unpackLocalToGlobalPosition(regionp->mMapAvatars.get(i), origin_global);
- if(dist_vec(pos_global, relative_to) <= radius)
- {
- if(positions != NULL)
- {
- positions->push_back(pos_global);
- }
- if(avatar_ids != NULL)
- {
- avatar_ids->push_back(regionp->mMapAvatarIDs.get(i));
- }
- }
- }
- }
- }
- LLHTTPRegistration<LLEstablishAgentCommunication>
- gHTTPRegistrationEstablishAgentCommunication(
- "/message/EstablishAgentCommunication");