828 lines
23 KiB
C++
828 lines
23 KiB
C++
/**
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* @file llnetmap.cpp
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* @author James Cook
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* @brief Display of surrounding regions, objects, and agents.
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*
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* $LicenseInfo:firstyear=2001&license=viewerlgpl$
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* Second Life Viewer Source Code
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* Copyright (C) 2010, Linden Research, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation;
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* version 2.1 of the License only.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
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* $/LicenseInfo$
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*/
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#include "llviewerprecompiledheaders.h"
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#include "llnetmap.h"
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// Library includes (should move below)
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#include "indra_constants.h"
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#include "llmath.h"
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#include "llfloaterreg.h"
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#include "llfocusmgr.h"
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#include "lllocalcliprect.h"
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#include "llrender.h"
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#include "llui.h"
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#include "lltooltip.h"
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#include "llglheaders.h"
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// Viewer includes
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#include "llagent.h"
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#include "llagentcamera.h"
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#include "llappviewer.h" // for gDisconnected
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#include "llcallingcard.h" // LLAvatarTracker
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#include "lltracker.h"
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#include "llsurface.h"
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#include "llviewercamera.h"
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#include "llviewercontrol.h"
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#include "llviewertexture.h"
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#include "llviewertexturelist.h"
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#include "llviewermenu.h"
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#include "llviewerobjectlist.h"
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#include "llviewerregion.h"
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#include "llviewerwindow.h"
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#include "llworld.h"
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#include "llworldmapview.h" // shared draw code
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static LLDefaultChildRegistry::Register<LLNetMap> r1("net_map");
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const F32 LLNetMap::MAP_SCALE_MIN = 32;
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const F32 LLNetMap::MAP_SCALE_MID = 1024;
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const F32 LLNetMap::MAP_SCALE_MAX = 4096;
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const F32 MAP_SCALE_INCREMENT = 16;
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const F32 MAP_SCALE_ZOOM_FACTOR = 1.04f; // Zoom in factor per click of scroll wheel (4%)
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const F32 MIN_DOT_RADIUS = 3.5f;
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const F32 DOT_SCALE = 0.75f;
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const F32 MIN_PICK_SCALE = 2.f;
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const S32 MOUSE_DRAG_SLOP = 2; // How far the mouse needs to move before we think it's a drag
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LLNetMap::LLNetMap (const Params & p)
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: LLUICtrl (p),
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mBackgroundColor (p.bg_color()),
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mScale( MAP_SCALE_MID ),
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mPixelsPerMeter( MAP_SCALE_MID / REGION_WIDTH_METERS ),
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mObjectMapTPM(0.f),
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mObjectMapPixels(0.f),
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mTargetPan(0.f, 0.f),
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mCurPan(0.f, 0.f),
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mStartPan(0.f, 0.f),
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mMouseDown(0, 0),
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mPanning(false),
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mUpdateNow(false),
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mObjectImageCenterGlobal( gAgentCamera.getCameraPositionGlobal() ),
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mObjectRawImagep(),
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mObjectImagep(),
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mClosestAgentToCursor(),
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mClosestAgentAtLastRightClick(),
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mToolTipMsg()
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{
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mDotRadius = llmax(DOT_SCALE * mPixelsPerMeter, MIN_DOT_RADIUS);
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}
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LLNetMap::~LLNetMap()
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{
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}
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void LLNetMap::setScale( F32 scale )
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{
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scale = llclamp(scale, MAP_SCALE_MIN, MAP_SCALE_MAX);
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mCurPan *= scale / mScale;
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mScale = scale;
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if (mObjectImagep.notNull())
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{
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F32 width = (F32)(getRect().getWidth());
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F32 height = (F32)(getRect().getHeight());
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F32 diameter = sqrt(width * width + height * height);
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F32 region_widths = diameter / mScale;
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F32 meters = region_widths * LLWorld::getInstance()->getRegionWidthInMeters();
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F32 num_pixels = (F32)mObjectImagep->getWidth();
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mObjectMapTPM = num_pixels / meters;
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mObjectMapPixels = diameter;
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}
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mPixelsPerMeter = mScale / REGION_WIDTH_METERS;
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mDotRadius = llmax(DOT_SCALE * mPixelsPerMeter, MIN_DOT_RADIUS);
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mUpdateNow = true;
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}
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///////////////////////////////////////////////////////////////////////////////////
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void LLNetMap::draw()
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{
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static LLFrameTimer map_timer;
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static LLUIColor map_avatar_color = LLUIColorTable::instance().getColor("MapAvatarColor", LLColor4::white);
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static LLUIColor map_avatar_friend_color = LLUIColorTable::instance().getColor("MapAvatarFriendColor", LLColor4::white);
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static LLUIColor map_track_color = LLUIColorTable::instance().getColor("MapTrackColor", LLColor4::white);
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static LLUIColor map_track_disabled_color = LLUIColorTable::instance().getColor("MapTrackDisabledColor", LLColor4::white);
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static LLUIColor map_frustum_color = LLUIColorTable::instance().getColor("MapFrustumColor", LLColor4::white);
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static LLUIColor map_frustum_rotating_color = LLUIColorTable::instance().getColor("MapFrustumRotatingColor", LLColor4::white);
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if (mObjectImagep.isNull())
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{
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createObjectImage();
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}
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static LLUICachedControl<bool> auto_center("MiniMapAutoCenter", true);
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if (auto_center)
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{
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mCurPan = lerp(mCurPan, mTargetPan, LLCriticalDamp::getInterpolant(0.1f));
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}
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// Prepare a scissor region
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F32 rotation = 0;
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gGL.pushMatrix();
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gGL.pushUIMatrix();
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LLVector3 offset = gGL.getUITranslation();
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LLVector3 scale = gGL.getUIScale();
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glLoadIdentity();
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gGL.loadUIIdentity();
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glScalef(scale.mV[0], scale.mV[1], scale.mV[2]);
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gGL.translatef(offset.mV[0], offset.mV[1], offset.mV[2]);
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{
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LLLocalClipRect clip(getLocalRect());
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{
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gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);
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glMatrixMode(GL_MODELVIEW);
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// Draw background rectangle
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LLColor4 background_color = mBackgroundColor.get();
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gGL.color4fv( background_color.mV );
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gl_rect_2d(0, getRect().getHeight(), getRect().getWidth(), 0);
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}
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// region 0,0 is in the middle
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S32 center_sw_left = getRect().getWidth() / 2 + llfloor(mCurPan.mV[VX]);
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S32 center_sw_bottom = getRect().getHeight() / 2 + llfloor(mCurPan.mV[VY]);
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gGL.pushMatrix();
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gGL.translatef( (F32) center_sw_left, (F32) center_sw_bottom, 0.f);
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static LLUICachedControl<bool> rotate_map("MiniMapRotate", true);
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if( rotate_map )
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{
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// rotate subsequent draws to agent rotation
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rotation = atan2( LLViewerCamera::getInstance()->getAtAxis().mV[VX], LLViewerCamera::getInstance()->getAtAxis().mV[VY] );
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glRotatef( rotation * RAD_TO_DEG, 0.f, 0.f, 1.f);
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}
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// figure out where agent is
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S32 region_width = llround(LLWorld::getInstance()->getRegionWidthInMeters());
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for (LLWorld::region_list_t::const_iterator iter = LLWorld::getInstance()->getRegionList().begin();
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iter != LLWorld::getInstance()->getRegionList().end(); ++iter)
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{
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LLViewerRegion* regionp = *iter;
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// Find x and y position relative to camera's center.
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LLVector3 origin_agent = regionp->getOriginAgent();
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LLVector3 rel_region_pos = origin_agent - gAgentCamera.getCameraPositionAgent();
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F32 relative_x = (rel_region_pos.mV[0] / region_width) * mScale;
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F32 relative_y = (rel_region_pos.mV[1] / region_width) * mScale;
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// background region rectangle
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F32 bottom = relative_y;
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F32 left = relative_x;
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F32 top = bottom + mScale ;
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F32 right = left + mScale ;
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if (regionp == gAgent.getRegion())
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{
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gGL.color4f(1.f, 1.f, 1.f, 1.f);
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}
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else
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{
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gGL.color4f(0.8f, 0.8f, 0.8f, 1.f);
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}
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if (!regionp->isAlive())
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{
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gGL.color4f(1.f, 0.5f, 0.5f, 1.f);
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}
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// Draw using texture.
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gGL.getTexUnit(0)->bind(regionp->getLand().getSTexture());
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gGL.begin(LLRender::QUADS);
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gGL.texCoord2f(0.f, 1.f);
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gGL.vertex2f(left, top);
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gGL.texCoord2f(0.f, 0.f);
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gGL.vertex2f(left, bottom);
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gGL.texCoord2f(1.f, 0.f);
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gGL.vertex2f(right, bottom);
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gGL.texCoord2f(1.f, 1.f);
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gGL.vertex2f(right, top);
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gGL.end();
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// Draw water
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gGL.setAlphaRejectSettings(LLRender::CF_GREATER, ABOVE_WATERLINE_ALPHA / 255.f);
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{
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if (regionp->getLand().getWaterTexture())
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{
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gGL.getTexUnit(0)->bind(regionp->getLand().getWaterTexture());
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gGL.begin(LLRender::QUADS);
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gGL.texCoord2f(0.f, 1.f);
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gGL.vertex2f(left, top);
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gGL.texCoord2f(0.f, 0.f);
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gGL.vertex2f(left, bottom);
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gGL.texCoord2f(1.f, 0.f);
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gGL.vertex2f(right, bottom);
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gGL.texCoord2f(1.f, 1.f);
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gGL.vertex2f(right, top);
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gGL.end();
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}
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}
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gGL.setAlphaRejectSettings(LLRender::CF_DEFAULT);
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}
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// Redraw object layer periodically
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if (mUpdateNow || (map_timer.getElapsedTimeF32() > 0.5f))
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{
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mUpdateNow = false;
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// Locate the centre of the object layer, accounting for panning
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LLVector3 new_center = globalPosToView(gAgentCamera.getCameraPositionGlobal());
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new_center.mV[VX] -= mCurPan.mV[VX];
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new_center.mV[VY] -= mCurPan.mV[VY];
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new_center.mV[VZ] = 0.f;
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mObjectImageCenterGlobal = viewPosToGlobal(new_center.mV[VX], new_center.mV[VY]);
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// Create the base texture.
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U8 *default_texture = mObjectRawImagep->getData();
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memset( default_texture, 0, mObjectImagep->getWidth() * mObjectImagep->getHeight() * mObjectImagep->getComponents() );
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// Draw objects
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gObjectList.renderObjectsForMap(*this);
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mObjectImagep->setSubImage(mObjectRawImagep, 0, 0, mObjectImagep->getWidth(), mObjectImagep->getHeight());
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map_timer.reset();
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}
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LLVector3 map_center_agent = gAgent.getPosAgentFromGlobal(mObjectImageCenterGlobal);
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map_center_agent -= gAgentCamera.getCameraPositionAgent();
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map_center_agent.mV[VX] *= mScale/region_width;
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map_center_agent.mV[VY] *= mScale/region_width;
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gGL.getTexUnit(0)->bind(mObjectImagep);
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F32 image_half_width = 0.5f*mObjectMapPixels;
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F32 image_half_height = 0.5f*mObjectMapPixels;
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gGL.begin(LLRender::QUADS);
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gGL.texCoord2f(0.f, 1.f);
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gGL.vertex2f(map_center_agent.mV[VX] - image_half_width, image_half_height + map_center_agent.mV[VY]);
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gGL.texCoord2f(0.f, 0.f);
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gGL.vertex2f(map_center_agent.mV[VX] - image_half_width, map_center_agent.mV[VY] - image_half_height);
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gGL.texCoord2f(1.f, 0.f);
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gGL.vertex2f(image_half_width + map_center_agent.mV[VX], map_center_agent.mV[VY] - image_half_height);
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gGL.texCoord2f(1.f, 1.f);
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gGL.vertex2f(image_half_width + map_center_agent.mV[VX], image_half_height + map_center_agent.mV[VY]);
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gGL.end();
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gGL.popMatrix();
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LLVector3d pos_global;
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LLVector3 pos_map;
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// Mouse pointer in local coordinates
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S32 local_mouse_x;
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S32 local_mouse_y;
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//localMouse(&local_mouse_x, &local_mouse_y);
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LLUI::getMousePositionLocal(this, &local_mouse_x, &local_mouse_y);
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mClosestAgentToCursor.setNull();
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F32 closest_dist = F32_MAX;
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F32 min_pick_dist = mDotRadius * MIN_PICK_SCALE;
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// Draw avatars
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for (LLWorld::region_list_t::const_iterator iter = LLWorld::getInstance()->getRegionList().begin();
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iter != LLWorld::getInstance()->getRegionList().end(); ++iter)
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{
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LLViewerRegion* regionp = *iter;
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const LLVector3d& origin_global = regionp->getOriginGlobal();
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S32 count = regionp->mMapAvatars.count();
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S32 i;
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LLVector3 pos_local;
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U32 compact_local;
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U8 bits;
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// TODO: it'd be very cool to draw these in sorted order from lowest Z to highest.
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// just be careful to sort the avatar IDs along with the positions. -MG
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for (i = 0; i < count; i++)
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{
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compact_local = regionp->mMapAvatars.get(i);
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bits = compact_local & 0xFF;
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pos_local.mV[VZ] = F32(bits) * 4.f;
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compact_local >>= 8;
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bits = compact_local & 0xFF;
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pos_local.mV[VY] = (F32)bits;
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compact_local >>= 8;
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bits = compact_local & 0xFF;
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pos_local.mV[VX] = (F32)bits;
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pos_global.setVec( pos_local );
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pos_global += origin_global;
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pos_map = globalPosToView(pos_global);
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BOOL show_as_friend = FALSE;
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if( i < regionp->mMapAvatarIDs.count())
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{
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show_as_friend = (LLAvatarTracker::instance().getBuddyInfo(regionp->mMapAvatarIDs.get(i)) != NULL);
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}
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LLWorldMapView::drawAvatar(
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pos_map.mV[VX], pos_map.mV[VY],
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show_as_friend ? map_avatar_friend_color : map_avatar_color,
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pos_map.mV[VZ], mDotRadius);
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F32 dist_to_cursor = dist_vec(LLVector2(pos_map.mV[VX], pos_map.mV[VY]), LLVector2(local_mouse_x,local_mouse_y));
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if(dist_to_cursor < min_pick_dist && dist_to_cursor < closest_dist)
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{
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closest_dist = dist_to_cursor;
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mClosestAgentToCursor = regionp->mMapAvatarIDs.get(i);
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}
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}
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}
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// Draw dot for autopilot target
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if (gAgent.getAutoPilot())
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{
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drawTracking( gAgent.getAutoPilotTargetGlobal(), map_track_color );
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}
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else
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{
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LLTracker::ETrackingStatus tracking_status = LLTracker::getTrackingStatus();
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if ( LLTracker::TRACKING_AVATAR == tracking_status )
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{
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drawTracking( LLAvatarTracker::instance().getGlobalPos(), map_track_color );
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}
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else if ( LLTracker::TRACKING_LANDMARK == tracking_status
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|| LLTracker::TRACKING_LOCATION == tracking_status )
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{
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drawTracking( LLTracker::getTrackedPositionGlobal(), map_track_color );
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}
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}
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// Draw dot for self avatar position
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pos_global = gAgent.getPositionGlobal();
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pos_map = globalPosToView(pos_global);
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S32 dot_width = llround(mDotRadius * 2.f);
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LLUIImagePtr you = LLWorldMapView::sAvatarYouLargeImage;
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if (you)
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{
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you->draw(llround(pos_map.mV[VX] - mDotRadius),
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llround(pos_map.mV[VY] - mDotRadius),
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dot_width,
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dot_width);
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}
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// Draw frustum
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F32 meters_to_pixels = mScale/ LLWorld::getInstance()->getRegionWidthInMeters();
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F32 horiz_fov = LLViewerCamera::getInstance()->getView() * LLViewerCamera::getInstance()->getAspect();
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F32 far_clip_meters = LLViewerCamera::getInstance()->getFar();
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F32 far_clip_pixels = far_clip_meters * meters_to_pixels;
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F32 half_width_meters = far_clip_meters * tan( horiz_fov / 2 );
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F32 half_width_pixels = half_width_meters * meters_to_pixels;
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F32 ctr_x = (F32)center_sw_left;
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F32 ctr_y = (F32)center_sw_bottom;
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gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);
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if( rotate_map )
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{
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gGL.color4fv((map_frustum_color()).mV);
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gGL.begin( LLRender::TRIANGLES );
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gGL.vertex2f( ctr_x, ctr_y );
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gGL.vertex2f( ctr_x - half_width_pixels, ctr_y + far_clip_pixels );
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gGL.vertex2f( ctr_x + half_width_pixels, ctr_y + far_clip_pixels );
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gGL.end();
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}
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else
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{
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gGL.color4fv((map_frustum_rotating_color()).mV);
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// If we don't rotate the map, we have to rotate the frustum.
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gGL.pushMatrix();
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gGL.translatef( ctr_x, ctr_y, 0 );
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glRotatef( atan2( LLViewerCamera::getInstance()->getAtAxis().mV[VX], LLViewerCamera::getInstance()->getAtAxis().mV[VY] ) * RAD_TO_DEG, 0.f, 0.f, -1.f);
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gGL.begin( LLRender::TRIANGLES );
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gGL.vertex2f( 0, 0 );
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gGL.vertex2f( -half_width_pixels, far_clip_pixels );
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gGL.vertex2f( half_width_pixels, far_clip_pixels );
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gGL.end();
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gGL.popMatrix();
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}
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}
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gGL.popMatrix();
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gGL.popUIMatrix();
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|
|
LLUICtrl::draw();
|
|
}
|
|
|
|
void LLNetMap::reshape(S32 width, S32 height, BOOL called_from_parent)
|
|
{
|
|
LLUICtrl::reshape(width, height, called_from_parent);
|
|
createObjectImage();
|
|
}
|
|
|
|
LLVector3 LLNetMap::globalPosToView( const LLVector3d& global_pos )
|
|
{
|
|
LLVector3d relative_pos_global = global_pos - gAgentCamera.getCameraPositionGlobal();
|
|
LLVector3 pos_local;
|
|
pos_local.setVec(relative_pos_global); // convert to floats from doubles
|
|
|
|
pos_local.mV[VX] *= mPixelsPerMeter;
|
|
pos_local.mV[VY] *= mPixelsPerMeter;
|
|
// leave Z component in meters
|
|
|
|
static LLUICachedControl<bool> rotate_map("MiniMapRotate", true);
|
|
if( rotate_map )
|
|
{
|
|
F32 radians = atan2( LLViewerCamera::getInstance()->getAtAxis().mV[VX], LLViewerCamera::getInstance()->getAtAxis().mV[VY] );
|
|
LLQuaternion rot(radians, LLVector3(0.f, 0.f, 1.f));
|
|
pos_local.rotVec( rot );
|
|
}
|
|
|
|
pos_local.mV[VX] += getRect().getWidth() / 2 + mCurPan.mV[VX];
|
|
pos_local.mV[VY] += getRect().getHeight() / 2 + mCurPan.mV[VY];
|
|
|
|
return pos_local;
|
|
}
|
|
|
|
void LLNetMap::drawTracking(const LLVector3d& pos_global, const LLColor4& color,
|
|
BOOL draw_arrow )
|
|
{
|
|
LLVector3 pos_local = globalPosToView( pos_global );
|
|
if( (pos_local.mV[VX] < 0) ||
|
|
(pos_local.mV[VY] < 0) ||
|
|
(pos_local.mV[VX] >= getRect().getWidth()) ||
|
|
(pos_local.mV[VY] >= getRect().getHeight()) )
|
|
{
|
|
if (draw_arrow)
|
|
{
|
|
S32 x = llround( pos_local.mV[VX] );
|
|
S32 y = llround( pos_local.mV[VY] );
|
|
LLWorldMapView::drawTrackingCircle( getRect(), x, y, color, 1, 10 );
|
|
LLWorldMapView::drawTrackingArrow( getRect(), x, y, color );
|
|
}
|
|
}
|
|
else
|
|
{
|
|
LLWorldMapView::drawTrackingDot(pos_local.mV[VX],
|
|
pos_local.mV[VY],
|
|
color,
|
|
pos_local.mV[VZ]);
|
|
}
|
|
}
|
|
|
|
LLVector3d LLNetMap::viewPosToGlobal( S32 x, S32 y )
|
|
{
|
|
x -= llround(getRect().getWidth() / 2 + mCurPan.mV[VX]);
|
|
y -= llround(getRect().getHeight() / 2 + mCurPan.mV[VY]);
|
|
|
|
LLVector3 pos_local( (F32)x, (F32)y, 0 );
|
|
|
|
F32 radians = - atan2( LLViewerCamera::getInstance()->getAtAxis().mV[VX], LLViewerCamera::getInstance()->getAtAxis().mV[VY] );
|
|
|
|
static LLUICachedControl<bool> rotate_map("MiniMapRotate", true);
|
|
if( rotate_map )
|
|
{
|
|
LLQuaternion rot(radians, LLVector3(0.f, 0.f, 1.f));
|
|
pos_local.rotVec( rot );
|
|
}
|
|
|
|
pos_local *= ( LLWorld::getInstance()->getRegionWidthInMeters() / mScale );
|
|
|
|
LLVector3d pos_global;
|
|
pos_global.setVec( pos_local );
|
|
pos_global += gAgentCamera.getCameraPositionGlobal();
|
|
|
|
return pos_global;
|
|
}
|
|
|
|
BOOL LLNetMap::handleScrollWheel(S32 x, S32 y, S32 clicks)
|
|
{
|
|
// note that clicks are reversed from what you'd think: i.e. > 0 means zoom out, < 0 means zoom in
|
|
F32 new_scale = mScale * pow(MAP_SCALE_ZOOM_FACTOR, -clicks);
|
|
F32 old_scale = mScale;
|
|
|
|
setScale(new_scale);
|
|
|
|
static LLUICachedControl<bool> auto_center("MiniMapAutoCenter", true);
|
|
if (!auto_center)
|
|
{
|
|
// Adjust pan to center the zoom on the mouse pointer
|
|
LLVector2 zoom_offset;
|
|
zoom_offset.mV[VX] = x - getRect().getWidth() / 2;
|
|
zoom_offset.mV[VY] = y - getRect().getHeight() / 2;
|
|
mCurPan -= zoom_offset * mScale / old_scale - zoom_offset;
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
BOOL LLNetMap::handleToolTip( S32 x, S32 y, MASK mask )
|
|
{
|
|
if (gDisconnected)
|
|
{
|
|
return FALSE;
|
|
}
|
|
|
|
// mToolTipMsg = "[AGENT][REGION](Double-click to open Map)"
|
|
|
|
LLStringUtil::format_map_t args;
|
|
std::string fullname;
|
|
if(mClosestAgentToCursor.notNull() && gCacheName->getFullName(mClosestAgentToCursor, fullname))
|
|
{
|
|
args["[AGENT]"] = fullname + "\n";
|
|
}
|
|
else
|
|
{
|
|
args["[AGENT]"] = "";
|
|
}
|
|
|
|
LLViewerRegion* region = LLWorld::getInstance()->getRegionFromPosGlobal( viewPosToGlobal( x, y ) );
|
|
if( region )
|
|
{
|
|
args["[REGION]"] = region->getName() + "\n";
|
|
}
|
|
else
|
|
{
|
|
args["[REGION]"] = "";
|
|
}
|
|
|
|
std::string msg = mToolTipMsg;
|
|
LLStringUtil::format(msg, args);
|
|
|
|
LLRect sticky_rect;
|
|
// set sticky_rect
|
|
if (region)
|
|
{
|
|
S32 SLOP = 4;
|
|
localPointToScreen(
|
|
x - SLOP, y - SLOP,
|
|
&(sticky_rect.mLeft), &(sticky_rect.mBottom) );
|
|
sticky_rect.mRight = sticky_rect.mLeft + 2 * SLOP;
|
|
sticky_rect.mTop = sticky_rect.mBottom + 2 * SLOP;
|
|
}
|
|
|
|
LLToolTipMgr::instance().show(LLToolTip::Params()
|
|
.message(msg)
|
|
.sticky_rect(sticky_rect));
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
void LLNetMap::renderScaledPointGlobal( const LLVector3d& pos, const LLColor4U &color, F32 radius_meters )
|
|
{
|
|
LLVector3 local_pos;
|
|
local_pos.setVec( pos - mObjectImageCenterGlobal );
|
|
|
|
S32 diameter_pixels = llround(2 * radius_meters * mObjectMapTPM);
|
|
renderPoint( local_pos, color, diameter_pixels );
|
|
}
|
|
|
|
|
|
void LLNetMap::renderPoint(const LLVector3 &pos_local, const LLColor4U &color,
|
|
S32 diameter, S32 relative_height)
|
|
{
|
|
if (diameter <= 0)
|
|
{
|
|
return;
|
|
}
|
|
|
|
const S32 image_width = (S32)mObjectImagep->getWidth();
|
|
const S32 image_height = (S32)mObjectImagep->getHeight();
|
|
|
|
S32 x_offset = llround(pos_local.mV[VX] * mObjectMapTPM + image_width / 2);
|
|
S32 y_offset = llround(pos_local.mV[VY] * mObjectMapTPM + image_height / 2);
|
|
|
|
if ((x_offset < 0) || (x_offset >= image_width))
|
|
{
|
|
return;
|
|
}
|
|
if ((y_offset < 0) || (y_offset >= image_height))
|
|
{
|
|
return;
|
|
}
|
|
|
|
U8 *datap = mObjectRawImagep->getData();
|
|
|
|
S32 neg_radius = diameter / 2;
|
|
S32 pos_radius = diameter - neg_radius;
|
|
S32 x, y;
|
|
|
|
if (relative_height > 0)
|
|
{
|
|
// ...point above agent
|
|
S32 px, py;
|
|
|
|
// vertical line
|
|
px = x_offset;
|
|
for (y = -neg_radius; y < pos_radius; y++)
|
|
{
|
|
py = y_offset + y;
|
|
if ((py < 0) || (py >= image_height))
|
|
{
|
|
continue;
|
|
}
|
|
S32 offset = px + py * image_width;
|
|
((U32*)datap)[offset] = color.mAll;
|
|
}
|
|
|
|
// top line
|
|
py = y_offset + pos_radius - 1;
|
|
for (x = -neg_radius; x < pos_radius; x++)
|
|
{
|
|
px = x_offset + x;
|
|
if ((px < 0) || (px >= image_width))
|
|
{
|
|
continue;
|
|
}
|
|
S32 offset = px + py * image_width;
|
|
((U32*)datap)[offset] = color.mAll;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
// ...point level with agent
|
|
for (x = -neg_radius; x < pos_radius; x++)
|
|
{
|
|
S32 p_x = x_offset + x;
|
|
if ((p_x < 0) || (p_x >= image_width))
|
|
{
|
|
continue;
|
|
}
|
|
|
|
for (y = -neg_radius; y < pos_radius; y++)
|
|
{
|
|
S32 p_y = y_offset + y;
|
|
if ((p_y < 0) || (p_y >= image_height))
|
|
{
|
|
continue;
|
|
}
|
|
S32 offset = p_x + p_y * image_width;
|
|
((U32*)datap)[offset] = color.mAll;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
void LLNetMap::createObjectImage()
|
|
{
|
|
// Find the size of the side of a square that surrounds the circle that surrounds getRect().
|
|
// ... which is, the diagonal of the rect.
|
|
F32 width = (F32)getRect().getWidth();
|
|
F32 height = (F32)getRect().getHeight();
|
|
S32 square_size = llround( sqrt(width*width + height*height) );
|
|
|
|
// Find the least power of two >= the minimum size.
|
|
const S32 MIN_SIZE = 64;
|
|
const S32 MAX_SIZE = 256;
|
|
S32 img_size = MIN_SIZE;
|
|
while( (img_size*2 < square_size ) && (img_size < MAX_SIZE) )
|
|
{
|
|
img_size <<= 1;
|
|
}
|
|
|
|
if( mObjectImagep.isNull() ||
|
|
(mObjectImagep->getWidth() != img_size) ||
|
|
(mObjectImagep->getHeight() != img_size) )
|
|
{
|
|
mObjectRawImagep = new LLImageRaw(img_size, img_size, 4);
|
|
U8* data = mObjectRawImagep->getData();
|
|
memset( data, 0, img_size * img_size * 4 );
|
|
mObjectImagep = LLViewerTextureManager::getLocalTexture( mObjectRawImagep.get(), FALSE);
|
|
}
|
|
setScale(mScale);
|
|
mUpdateNow = true;
|
|
}
|
|
|
|
BOOL LLNetMap::handleMouseDown( S32 x, S32 y, MASK mask )
|
|
{
|
|
if (!(mask & MASK_SHIFT)) return FALSE;
|
|
|
|
// Start panning
|
|
gFocusMgr.setMouseCapture(this);
|
|
|
|
mStartPan = mCurPan;
|
|
mMouseDown.mX = x;
|
|
mMouseDown.mY = y;
|
|
return TRUE;
|
|
}
|
|
|
|
BOOL LLNetMap::handleMouseUp( S32 x, S32 y, MASK mask )
|
|
{
|
|
if (hasMouseCapture())
|
|
{
|
|
if (mPanning)
|
|
{
|
|
// restore mouse cursor
|
|
S32 local_x, local_y;
|
|
local_x = mMouseDown.mX + llfloor(mCurPan.mV[VX] - mStartPan.mV[VX]);
|
|
local_y = mMouseDown.mY + llfloor(mCurPan.mV[VY] - mStartPan.mV[VY]);
|
|
LLRect clip_rect = getRect();
|
|
clip_rect.stretch(-8);
|
|
clip_rect.clipPointToRect(mMouseDown.mX, mMouseDown.mY, local_x, local_y);
|
|
LLUI::setMousePositionLocal(this, local_x, local_y);
|
|
|
|
// finish the pan
|
|
mPanning = false;
|
|
|
|
mMouseDown.set(0, 0);
|
|
|
|
// auto centre
|
|
mTargetPan.setZero();
|
|
}
|
|
gViewerWindow->showCursor();
|
|
gFocusMgr.setMouseCapture(NULL);
|
|
return TRUE;
|
|
}
|
|
return FALSE;
|
|
}
|
|
|
|
// static
|
|
bool LLNetMap::outsideSlop( S32 x, S32 y, S32 start_x, S32 start_y, S32 slop )
|
|
{
|
|
S32 dx = x - start_x;
|
|
S32 dy = y - start_y;
|
|
|
|
return (dx <= -slop || slop <= dx || dy <= -slop || slop <= dy);
|
|
}
|
|
|
|
BOOL LLNetMap::handleHover( S32 x, S32 y, MASK mask )
|
|
{
|
|
if (hasMouseCapture())
|
|
{
|
|
if (mPanning || outsideSlop(x, y, mMouseDown.mX, mMouseDown.mY, MOUSE_DRAG_SLOP))
|
|
{
|
|
if (!mPanning)
|
|
{
|
|
// just started panning, so hide cursor
|
|
mPanning = true;
|
|
gViewerWindow->hideCursor();
|
|
}
|
|
|
|
LLVector2 delta(static_cast<F32>(gViewerWindow->getCurrentMouseDX()),
|
|
static_cast<F32>(gViewerWindow->getCurrentMouseDY()));
|
|
|
|
// Set pan to value at start of drag + offset
|
|
mCurPan += delta;
|
|
mTargetPan = mCurPan;
|
|
|
|
gViewerWindow->moveCursorToCenter();
|
|
}
|
|
|
|
// Doesn't really matter, cursor should be hidden
|
|
gViewerWindow->setCursor( UI_CURSOR_TOOLPAN );
|
|
}
|
|
else
|
|
{
|
|
if (mask & MASK_SHIFT)
|
|
{
|
|
// If shift is held, change the cursor to hint that the map can be dragged
|
|
gViewerWindow->setCursor( UI_CURSOR_TOOLPAN );
|
|
}
|
|
else
|
|
{
|
|
gViewerWindow->setCursor( UI_CURSOR_CROSS );
|
|
}
|
|
}
|
|
|
|
return TRUE;
|
|
}
|