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source-engine/hammer/ToolMorph.cpp

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2020-04-22 16:56:21 +00:00
//========= Copyright Valve Corporation, All rights reserved. ============//
//
// Purpose:
//
//=============================================================================//
#include "stdafx.h"
#include "GlobalFunctions.h"
#include "History.h"
#include "materialsystem/imaterialsystem.h"
#include "materialsystem/imesh.h"
#include "MainFrm.h"
#include "MapDefs.h"
#include "MapDoc.h"
#include "MapSolid.h"
#include "MapView2D.h"
#include "MapView3D.h"
#include "Material.h"
#include "ObjectProperties.h"
#include "ToolManager.h"
#include "ToolMorph.h"
#include "Options.h"
#include "Render2D.h"
#include "StatusBarIDs.h"
#include "hammer.h"
#include "mathlib/vmatrix.h"
#include "vgui/Cursor.h"
#include "Selection.h"
// memdbgon must be the last include file in a .cpp file!!!
#include <tier0/memdbgon.h>
//-----------------------------------------------------------------------------
// Purpose: Callback function to add objects to the morph selection.
// Input : pSolid - Solid to add.
// pMorph - Morph tool.
// Output : Returns TRUE to continue enumerating.
//-----------------------------------------------------------------------------
static BOOL AddToMorph(CMapSolid *pSolid, Morph3D *pMorph)
{
pMorph->SelectObject(pSolid, scSelect);
return TRUE;
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
Morph3D::Morph3D(void)
{
m_SelectedType = shtNothing;
m_HandleMode = hmBoth;
m_bBoxSelecting = false;
m_bScaling = false;
m_pOrigPosList = NULL;
m_vLastMouseMovement.Init();
m_bHit = false;
m_bUpdateOrg = false;
m_bLButtonDownControlState = false;
SetDrawColors(Options.colors.clrToolHandle, Options.colors.clrToolMorph);
memset(&m_DragHandle, 0, sizeof(m_DragHandle));
m_bMorphing = false;
m_bMovingSelected = false;
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
Morph3D::~Morph3D(void)
{
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void Morph3D::OnActivate()
{
if (IsActiveTool())
{
//
// Already active - change modes and redraw views.
//
ToggleMode();
}
else
{
//
// Put all selected objects into morph
//
const CMapObjectList *pSelection = m_pDocument->GetSelection()->GetList();
for (int i = 0; i < pSelection->Count(); i++)
{
CMapClass *pobj = pSelection->Element(i);
if (pobj->IsMapClass(MAPCLASS_TYPE(CMapSolid)))
{
SelectObject((CMapSolid *)pobj, scSelect);
}
pobj->EnumChildren((ENUMMAPCHILDRENPROC)AddToMorph, (DWORD)this, MAPCLASS_TYPE(CMapSolid));
}
m_pDocument->SelectObject(NULL, scClear|scSaveChanges );
}
}
//-----------------------------------------------------------------------------
// Purpose: Can we deactivate this tool.
//-----------------------------------------------------------------------------
bool Morph3D::CanDeactivate( void )
{
return CanDeselectList();
}
//-----------------------------------------------------------------------------
// Purpose: Called when the tool is deactivated.
// Input : eNewTool - The ID of the tool that is being activated.
//-----------------------------------------------------------------------------
void Morph3D::OnDeactivate()
{
if (IsScaling())
{
OnScaleCmd();
}
if ( !IsEmpty() )
{
CUtlVector <CMapClass *>List;
GetMorphingObjects(List);
// Empty morph tool (Save contents).
SetEmpty();
//
// Select the solids that we were morphing.
//
int nObjectCount = List.Count();
for (int i = 0; i < nObjectCount; i++)
{
CMapClass *pSolid = List.Element(i);
CMapClass *pSelect = pSolid->PrepareSelection(m_pDocument->GetSelection()->GetMode());
if (pSelect)
{
m_pDocument->SelectObject(pSelect, scSelect);
}
}
m_pDocument->UpdateAllViews( MAPVIEW_UPDATE_TOOL );
}
}
//-----------------------------------------------------------------------------
// Purpose: Returns true if the given solid is being morphed, false if not.
// Input : pSolid - The solid.
// pStrucSolidRvl - The corresponding structured solid.
//-----------------------------------------------------------------------------
BOOL Morph3D::IsMorphing(CMapSolid *pSolid, CSSolid **pStrucSolidRvl)
{
FOR_EACH_OBJ( m_StrucSolids, pos )
{
CSSolid *pSSolid = m_StrucSolids.Element(pos);
if(pSSolid->m_pMapSolid == pSolid)
{
if(pStrucSolidRvl)
pStrucSolidRvl[0] = pSSolid;
return TRUE;
}
}
return FALSE;
}
//-----------------------------------------------------------------------------
// Purpose: Returns the bounding box of the objects being morphed.
// Input : bReset -
//-----------------------------------------------------------------------------
void Morph3D::GetMorphBounds(Vector &mins, Vector &maxs, bool bReset)
{
mins = m_MorphBounds.bmins;
maxs = m_MorphBounds.bmaxs;
if (bReset)
{
m_MorphBounds.ResetBounds();
}
}
//-----------------------------------------------------------------------------
// Purpose: Can we deslect the list? All current SSolid with displacements
// are valid.
//-----------------------------------------------------------------------------
bool Morph3D::CanDeselectList( void )
{
FOR_EACH_OBJ( m_StrucSolids, pos )
{
CSSolid *pSSolid = m_StrucSolids.Element( pos );
if ( pSSolid )
{
if ( !pSSolid->IsValidWithDisps() )
{
// Ask
if( AfxMessageBox( "Invalid solid, destroy displacement(s)?", MB_YESNO ) == IDYES )
{
// Destroy the displacement data.
pSSolid->DestroyDisps();
}
else
{
return false;
}
}
}
}
return true;
}
//-----------------------------------------------------------------------------
// Purpose: Selects a solid for vertex manipulation. An SSolid class is created
// and the CMapSolid is attached to it. The map solid is removed from
// the views, since it will be represented by the structured solid
// until vertex manipulation is finished.
// Input : pSolid - Map solid to select.
// cmd - scClear, scToggle, scUnselect
//-----------------------------------------------------------------------------
void Morph3D::SelectObject(CMapSolid *pSolid, UINT cmd)
{
// construct temporary list to pass to document functions:
CMapObjectList List;
List.AddToTail( pSolid );
if( cmd & scClear )
SetEmpty();
CSSolid *pStrucSolid;
if ( IsMorphing( pSolid, &pStrucSolid ) )
{
if ( cmd & scToggle || cmd & scUnselect )
{
// stop morphing solid
Vector mins,maxs;
pSolid->GetRender2DBox(mins, maxs);
m_MorphBounds.UpdateBounds(mins, maxs);
pStrucSolid->Convert(FALSE);
pSolid->GetRender2DBox(mins, maxs);
m_MorphBounds.UpdateBounds(mins, maxs);
pStrucSolid->Detach();
m_pDocument->SetModifiedFlag();
// want to draw in 2d views again
pSolid->SetVisible2D(true);
// remove from linked list
m_StrucSolids.FindAndRemove(pStrucSolid);
// make sure none of its handles are selected
for(int i = m_SelectedHandles.Count()-1; i >=0; i--)
{
if(m_SelectedHandles[i].pStrucSolid == pStrucSolid)
{
m_SelectedHandles.Remove(i);
}
}
delete pStrucSolid;
pSolid->SetSelectionState(SELECT_NONE);
}
return;
}
pStrucSolid = new CSSolid;
// convert to structured solid
pStrucSolid->Attach(pSolid);
pStrucSolid->Convert();
pStrucSolid->ShowHandles(m_HandleMode & hmVertex, m_HandleMode & hmEdge);
// don't draw this solid in the 2D views anymore
pSolid->SetVisible2D(false);
pSolid->SetSelectionState(SELECT_MORPH);
// add to list of structured solids
m_StrucSolids.AddToTail(pStrucSolid);
}
int Morph3D::HitTest(CMapView *pView, const Vector2D &ptClient, bool bTestHandles )
{
if (m_bBoxSelecting)
{
return Box3D::HitTest( pView, ptClient, bTestHandles);
}
return FALSE;
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
bool CompareMorphHandles(const MORPHHANDLE &mh1, const MORPHHANDLE &mh2)
{
return ((mh1.pMapSolid == mh2.pMapSolid) &&
(mh1.pStrucSolid == mh2.pStrucSolid) &&
(mh1.ssh == mh2.ssh));
}
//-----------------------------------------------------------------------------
// Purpose: Returns whether or not the given morph handle is selected.
//-----------------------------------------------------------------------------
bool Morph3D::IsSelected(MORPHHANDLE &mh)
{
for (int i = 0; i < m_SelectedHandles.Count(); i++)
{
if (CompareMorphHandles(m_SelectedHandles[i], mh))
{
return true;
}
}
return false;
}
//-----------------------------------------------------------------------------
// Purpose: Hit tests against all the handles. Sets the mouse cursor if we are
// over a handle.
// Input : pt -
// pInfo -
// Output : Returns TRUE if the mouse cursor is over a handle, FALSE if not.
//-----------------------------------------------------------------------------
bool Morph3D::MorphHitTest(CMapView *pView, const Vector2D &vPoint, MORPHHANDLE *pInfo)
{
SSHANDLE hnd = 0;
bool bIs2D = pView->IsOrthographic();
if ( pInfo )
{
memset(pInfo, 0, sizeof(MORPHHANDLE));
}
// check scaling position first
if ( bIs2D && m_bScaling && pInfo)
{
if ( HitRect( pView, vPoint, m_ScaleOrg, 8 ) )
{
pInfo->ssh = SSH_SCALEORIGIN;
return true;
}
}
FOR_EACH_OBJ( m_StrucSolids, pos )
{
CSSolid *pStrucSolid = m_StrucSolids.Element(pos);
// do a hit test on all handles:
if (m_HandleMode & hmVertex)
{
for(int i = 0; i < pStrucSolid->m_nVertices; i++)
{
CSSVertex &v = pStrucSolid->m_Vertices[i];
if( HitRect( pView, vPoint, v.pos, HANDLE_RADIUS ) )
{
hnd = v.id;
break;
}
}
}
if (!hnd && (m_HandleMode & hmEdge))
{
for (int i = 0; i < pStrucSolid->m_nEdges; i++)
{
CSSEdge &e = pStrucSolid->m_Edges[i];
if( HitRect( pView, vPoint, e.ptCenter, HANDLE_RADIUS ) )
{
hnd = e.id;
break;
}
}
}
if (hnd)
{
if ( bIs2D )
{
SSHANDLEINFO hi;
pStrucSolid->GetHandleInfo(&hi, hnd);
// see if there is a 2d match that is already selected - if
// there is, select that instead
SSHANDLE hMatch = Get2DMatches( dynamic_cast<CMapView2D*>(pView), pStrucSolid, hi);
if(hMatch)
hnd = hMatch;
}
if(pInfo)
{
pInfo->pMapSolid = pStrucSolid->m_pMapSolid;
pInfo->pStrucSolid = pStrucSolid;
pInfo->ssh = hnd;
}
break;
}
}
return hnd != 0;
}
void Morph3D::GetHandlePos(MORPHHANDLE *pInfo, Vector& pt)
{
SSHANDLEINFO hi;
pInfo->pStrucSolid->GetHandleInfo(&hi, pInfo->ssh);
pt = hi.pos;
}
//-----------------------------------------------------------------------------
// Purpose: Fills out a list of handles in the given solid that are at the same
// position as the given handle in the current 2D view.
// Input : pStrucSolid -
// hi -
// hAddSimilarList -
// pnAddSimilar -
// Output : Returns a selected handle at the same position as the given handle,
// if one exists, otherwise returns 0.
//-----------------------------------------------------------------------------
SSHANDLE Morph3D::Get2DMatches( CMapView2D *pView, CSSolid *pStrucSolid, SSHANDLEINFO &hi, CUtlVector<SSHANDLE>*pSimilarList)
{
SSHANDLE hNewMoveHandle = 0;
int axHorz = pView->axHorz;
int axVert = pView->axVert;
if(hi.Type == shtVertex)
{
for(int i = 0; i < pStrucSolid->m_nVertices; i++)
{
CSSVertex & v = pStrucSolid->m_Vertices[i];
// YWB Fixme, scale olerance to zoom amount?
if( (fabs(hi.pos[axHorz] - v.pos[axHorz]) < 0.5) &&
(fabs(hi.pos[axVert] - v.pos[axVert]) < 0.5) )
{
if(v.m_bSelected)
{
hNewMoveHandle = v.id;
}
// add it to the array to select
if( pSimilarList )
pSimilarList->AddToTail(v.id);
}
}
}
else if(hi.Type == shtEdge)
{
for(int i = 0; i < pStrucSolid->m_nEdges; i++)
{
CSSEdge& e = pStrucSolid->m_Edges[i];
if( (fabs(hi.pos[axHorz] - e.ptCenter[axHorz]) < 0.5) &&
(fabs(hi.pos[axVert] - e.ptCenter[axVert]) < 0.5) )
{
if(e.m_bSelected)
{
hNewMoveHandle = e.id;
}
// add it to the array to select
if( pSimilarList )
pSimilarList->AddToTail(e.id);
}
}
}
return hNewMoveHandle;
}
//-----------------------------------------------------------------------------
// Purpose: Selects all the handles that are of the same type and at the same
// position in the current 2D projection as the given handle.
// Input : pInfo -
// cmd -
// Output : Returns the number of handles that were selected by this call.
//-----------------------------------------------------------------------------
void Morph3D::SelectHandle2D( CMapView2D *pView, MORPHHANDLE *pInfo, UINT cmd)
{
SSHANDLEINFO hi;
if ( !pInfo )
return;
if( pInfo->ssh == SSH_SCALEORIGIN )
return;
if (!pInfo->pStrucSolid->GetHandleInfo(&hi, pInfo->ssh))
{
// Can't find the handle info, bail.
DeselectHandle(pInfo);
return;
}
//
// Check to see if there is a same type handle at the same
// 2d coordinates.
//
CUtlVector<SSHANDLE> addSimilarList;
Get2DMatches( pView, pInfo->pStrucSolid, hi, &addSimilarList );
for (int i = 0; i < addSimilarList.Count(); i++)
{
MORPHHANDLE mh;
mh.ssh = addSimilarList[i];
mh.pStrucSolid = pInfo->pStrucSolid;
mh.pMapSolid = pInfo->pStrucSolid->m_pMapSolid;
SelectHandle(&mh, cmd);
if (i == 0)
{
cmd &= ~scClear;
}
}
m_pDocument->UpdateAllViews( MAPVIEW_UPDATE_TOOL );
return;
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : pInfo -
//-----------------------------------------------------------------------------
void Morph3D::DeselectHandle(MORPHHANDLE *pInfo)
{
for (int i = 0; i <m_SelectedHandles.Count(); i++)
{
if (!memcmp(&m_SelectedHandles[i], pInfo, sizeof(*pInfo)))
{
m_SelectedHandles.Remove(i);
break;
}
}
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : pInfo -
// cmd -
//-----------------------------------------------------------------------------
void Morph3D::SelectHandle(MORPHHANDLE *pInfo, UINT cmd)
{
m_pDocument->UpdateAllViews( MAPVIEW_UPDATE_TOOL );
if( pInfo && pInfo->ssh == SSH_SCALEORIGIN )
return;
if(cmd & scSelectAll)
{
MORPHHANDLE mh;
FOR_EACH_OBJ( m_StrucSolids, pos )
{
CSSolid *pStrucSolid = m_StrucSolids.Element(pos);
for(int i = 0; i < pStrucSolid->m_nVertices; i++)
{
CSSVertex& v = pStrucSolid->m_Vertices[i];
mh.ssh = v.id;
mh.pStrucSolid = pStrucSolid;
mh.pMapSolid = pStrucSolid->m_pMapSolid;
SelectHandle(&mh, scSelect);
}
}
return;
}
if(cmd & scClear)
{
// clear handles first
while( m_SelectedHandles.Count()>0)
{
SelectHandle(&m_SelectedHandles[0], scUnselect);
}
}
if(cmd == scClear)
{
if(m_bScaling)
OnScaleCmd(TRUE); // update scaling
return; // nothing else to do here
}
SSHANDLEINFO hi;
if (!pInfo->pStrucSolid->GetHandleInfo(&hi, pInfo->ssh))
{
// Can't find the handle info, bail.
DeselectHandle(pInfo);
return;
}
if(hi.Type != m_SelectedType)
SelectHandle(NULL, scClear); // clear selection first
m_SelectedType = hi.Type;
bool bAlreadySelected = (hi.p2DHandle->m_bSelected == TRUE);
bool bChanged = false;
// toggle selection:
if(cmd & scToggle)
{
cmd &= ~scToggle;
cmd |= bAlreadySelected ? scUnselect : scSelect;
}
if(cmd & scSelect && !(hi.p2DHandle->m_bSelected))
{
hi.p2DHandle->m_bSelected = TRUE;
bChanged = true;
}
else if(cmd & scUnselect && hi.p2DHandle->m_bSelected)
{
hi.p2DHandle->m_bSelected = FALSE;
bChanged = true;
}
if(!bChanged)
return;
if(hi.p2DHandle->m_bSelected)
{
m_SelectedHandles.AddToTail(*pInfo);
}
else
{
DeselectHandle(pInfo);
}
if(m_bScaling)
OnScaleCmd(TRUE);
}
void Morph3D::MoveSelectedHandles(const Vector &Delta)
{
FOR_EACH_OBJ( m_StrucSolids, pos )
{
CSSolid *pStrucSolid = m_StrucSolids.Element(pos);
pStrucSolid->MoveSelectedHandles(Delta);
}
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : pRender -
//-----------------------------------------------------------------------------
void Morph3D::RenderTool2D(CRender2D *pRender)
{
pRender->SetHandleStyle( HANDLE_RADIUS, CRender::HANDLE_SQUARE );
for (int nPass = 0; nPass < 2; nPass++)
{
FOR_EACH_OBJ( m_StrucSolids, pos )
{
CSSolid *pStrucSolid = m_StrucSolids.Element(pos);
//
// Draw the edges.
//
for (int i = 0; i < pStrucSolid->m_nEdges; i++)
{
CSSEdge *pEdge = & pStrucSolid->m_Edges[i];
if (((pEdge->m_bSelected) && (nPass == 0)) ||
((!pEdge->m_bSelected) && (nPass == 1)))
{
continue;
}
pRender->SetDrawColor( 255, 0, 0 );
SSHANDLEINFO hi1;
SSHANDLEINFO hi2;
pStrucSolid->GetHandleInfo(&hi1, pEdge->hvStart);
pStrucSolid->GetHandleInfo(&hi2, pEdge->hvEnd);
pRender->DrawLine(hi1.pos, hi2.pos);
if (!(m_HandleMode & hmEdge))
{
// Don't draw edge handles.
continue;
}
// Draw the edge center handle.
if (pEdge->m_bSelected)
{
pRender->SetHandleColor( GetRValue(Options.colors.clrSelection), GetGValue(Options.colors.clrSelection), GetBValue(Options.colors.clrSelection) );
}
else
{
pRender->SetHandleColor( 255,255,0 ) ;
}
pRender->DrawHandle( pEdge->ptCenter );
}
if (!(m_HandleMode & hmVertex))
{
// Don't draw vertex handles.
continue;
}
//
// Draw vertex handles.
bool bClientSpace = pRender->BeginClientSpace();
for (int i = 0; i < pStrucSolid->m_nVertices; i++)
{
CSSVertex &v = pStrucSolid->m_Vertices[i];
if (((v.m_bSelected) && (nPass == 0)) ||
((!v.m_bSelected) && (nPass == 1)))
{
continue;
}
if (v.m_bSelected)
{
pRender->SetHandleColor( GetRValue(Options.colors.clrSelection), GetGValue(Options.colors.clrSelection), GetBValue(Options.colors.clrSelection) );
}
else
{
pRender->SetHandleColor( GetRValue(Options.colors.clrToolHandle), GetGValue(Options.colors.clrToolHandle), GetBValue(Options.colors.clrToolHandle));
}
pRender->DrawHandle( v.pos );
}
if ( bClientSpace )
pRender->EndClientSpace();
}
}
//
// Draw scaling point.
//
if (m_bScaling && m_SelectedHandles.Count() )
{
pRender->SetHandleStyle( 8, CRender::HANDLE_CIRCLE );
pRender->SetHandleColor( GetRValue(Options.colors.clrToolHandle), GetGValue(Options.colors.clrToolHandle), GetBValue(Options.colors.clrToolHandle) );
pRender->DrawHandle( m_ScaleOrg );
}
if ( m_bBoxSelecting )
{
Box3D::RenderTool2D(pRender);
}
}
//-----------------------------------------------------------------------------
// Purpose: Finishes the morph, committing changes made to the selected objects.
//-----------------------------------------------------------------------------
void Morph3D::SetEmpty()
{
GetHistory()->MarkUndoPosition(NULL, "Morphing");
while(m_StrucSolids.Count()>0)
{
// keep getting the head position because SelectObject (below)
// removes the object from the list.
CSSolid *pStrucSolid = m_StrucSolids[0];
//
// Save this solid. BUT, before doing so, set it as visible in the 2D views.
// Otherwise, it will vanish if the user does an "Undo Morphing".
//
pStrucSolid->m_pMapSolid->SetVisible2D(true);
GetHistory()->Keep(pStrucSolid->m_pMapSolid);
pStrucSolid->m_pMapSolid->SetVisible2D(false);
// calling SelectObject with scUnselect SAVES the contents
// of the morph.
SelectObject(pStrucSolid->m_pMapSolid, scUnselect);
}
}
// 3d translation --
void Morph3D::StartTranslation( CMapView *pView, const Vector2D &vPoint, MORPHHANDLE *pInfo )
{
if(m_bScaling)
{
// back to 1
m_bScaling = false; // don't want it to update here
m_ScaleDlg.m_cScale.SetWindowText("1.0");
m_bScaling = true;
}
if(pInfo->ssh == SSH_SCALEORIGIN)
m_OrigHandlePos = m_ScaleOrg;
else
GetHandlePos(pInfo, m_OrigHandlePos);
Vector vOrigin, vecHorz, vecVert, vecThird;
pView->GetBestTransformPlane( vecHorz, vecVert, vecThird );
SetTransformationPlane( m_OrigHandlePos, vecHorz, vecVert, vecThird );
// align translation plane to world origin
ProjectOnTranslationPlane( vec3_origin, vOrigin, 0 );
// set transformation plane
SetTransformationPlane(vOrigin, vecHorz, vecVert, vecThird );
Tool3D::StartTranslation( pView, vPoint, false );
m_DragHandle = *pInfo;
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : pt -
// uFlags -
// & -
// Output : Returns TRUE on success, FALSE on failure.
//-----------------------------------------------------------------------------
bool Morph3D::UpdateTranslation(const Vector &vUpdate, UINT uFlags)
{
if (m_bBoxSelecting)
{
return Box3D::UpdateTranslation(vUpdate, uFlags);
}
if ( !Tool3D::UpdateTranslation( vUpdate, uFlags) )
return false;
bool bSnap = uFlags & constrainSnap;
if (m_DragHandle.ssh == SSH_SCALEORIGIN)
{
m_ScaleOrg = m_OrigHandlePos + vUpdate;
if (bSnap)
{
m_pDocument->Snap( m_ScaleOrg, uFlags );
}
m_bUpdateOrg = false;
return true;
}
//
// Get the current handle position.
//
Vector vCurPos;
GetHandlePos(&m_DragHandle, vCurPos);
// We don't want to snap edge handles to the grid, because they don't
// necessarily belong on the grid in the first place.
if ( uFlags!=0 )
{
ProjectOnTranslationPlane( m_OrigHandlePos+m_vTranslation, m_vTranslation, uFlags );
m_vTranslation -= m_OrigHandlePos;
}
Vector vDelta = (m_OrigHandlePos+m_vTranslation)-vCurPos;
//
// Create delta and determine if it is large enough to warrant an update.
//
if ( vDelta.Length() < 0.5 )
{
return false; // no need to update.
}
MoveSelectedHandles( vDelta );
return true;
}
bool Morph3D::StartBoxSelection(CMapView *pView, const Vector2D &vPoint, const Vector& vStart)
{
m_bBoxSelecting = true;
SetDrawColors(RGB(255, 255, 255), RGB(50, 255, 255));
Box3D::StartNew( pView, vPoint, vStart, Vector(0,0,0) );
return true;
}
void Morph3D::SelectInBox()
{
if(!m_bBoxSelecting)
return;
// select all vertices within the box, and finish box
// selection.
EndBoxSelection(); // may as well do it here
// expand box along 0-depth axes
int countzero = 0;
for(int i = 0; i < 3; i++)
{
if(bmaxs[i] - bmins[i] == 0)
{
bmaxs[i] = COORD_NOTINIT;
bmins[i] = -COORD_NOTINIT;
countzero++;
}
}
if(countzero > 1)
return;
FOR_EACH_OBJ( m_StrucSolids, pos )
{
CSSolid *pStrucSolid = m_StrucSolids.Element(pos);
for(int i = 0; i < pStrucSolid->m_nVertices; i++)
{
CSSVertex& v = pStrucSolid->m_Vertices[i];
int i2;
for(i2 = 0; i2 < 3; i2++)
{
if(v.pos[i2] < bmins[i2] || v.pos[i2] > bmaxs[i2])
break;
}
if(i2 == 3)
{
// completed loop - intersects - select handle
MORPHHANDLE mh;
mh.ssh = v.id;
mh.pStrucSolid = pStrucSolid;
mh.pMapSolid = pStrucSolid->m_pMapSolid;
SelectHandle(&mh, scSelect);
}
}
}
}
void Morph3D::EndBoxSelection()
{
m_bBoxSelecting = false;
m_pDocument->UpdateAllViews( MAPVIEW_UPDATE_TOOL );
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : bSave -
//-----------------------------------------------------------------------------
void Morph3D::FinishTranslation(bool bSave)
{
if (m_bBoxSelecting)
{
Box3D::FinishTranslation(bSave);
return;
}
else if (bSave && m_DragHandle.ssh != SSH_SCALEORIGIN)
{
// figure out all the affected solids
CUtlVector<CSSolid*> Affected;
FOR_EACH_OBJ( m_StrucSolids, pos )
{
CSSolid *pStrucSolid = m_StrucSolids.Element(pos);
if(Affected.Find(pStrucSolid) == -1)
Affected.AddToTail(pStrucSolid);
}
int iConfirm = -1;
FOR_EACH_OBJ( Affected, pos )
{
CSSolid *pStrucSolid = Affected.Element(pos);
if(pStrucSolid->CanMergeVertices() && iConfirm != 0)
{
if(iConfirm == -1)
{
// ask
if(AfxMessageBox("Merge vertices?", MB_YESNO) == IDYES)
iConfirm = 1;
else
iConfirm = 0;
}
if(iConfirm == 1)
{
int nDeleted;
SSHANDLE *pDeleted = pStrucSolid->MergeSameVertices(nDeleted);
// ensure deleted handles are not marked
for(int i = 0; i < nDeleted; i++)
{
MORPHHANDLE mh;
mh.ssh = pDeleted[i];
mh.pStrucSolid = pStrucSolid;
mh.pMapSolid = pStrucSolid->m_pMapSolid;
SelectHandle(&mh, scUnselect);
}
}
}
// pStrucSolid->CheckFaces();
}
}
Tool3D::FinishTranslation(bSave);
if(!bSave)
{
// move back to original positions
Vector curpos;
GetHandlePos(&m_DragHandle, curpos);
MoveSelectedHandles(m_OrigHandlePos - curpos);
}
else if(m_bScaling)
{
OnScaleCmd(TRUE);
}
}
bool Morph3D::SplitFace()
{
if(!CanSplitFace())
return false;
if(m_SelectedHandles[0].pStrucSolid->SplitFace(m_SelectedHandles[0].ssh,
m_SelectedHandles[1].ssh))
{
// unselect those invalid edges
if(m_SelectedType == shtVertex)
{
// proper deselection
SelectHandle(NULL, scClear);
}
else // selection is invalid; set count to 0
m_SelectedHandles.RemoveAll();
m_pDocument->UpdateAllViews( MAPVIEW_UPDATE_OBJECTS );
return false;
}
return true;
}
bool Morph3D::CanSplitFace()
{
// along two edges.
if(m_SelectedHandles.Count() != 2 || (m_SelectedType != shtEdge &&
m_SelectedType != shtVertex))
return false;
// make sure same solid.
if(m_SelectedHandles[0].pStrucSolid != m_SelectedHandles[1].pStrucSolid)
return false;
return true;
}
void Morph3D::ToggleMode()
{
if(m_HandleMode == hmBoth)
m_HandleMode = hmVertex;
else if(m_HandleMode == hmVertex)
m_HandleMode = hmEdge;
else
m_HandleMode = hmBoth;
// run through selected solids and tell them the new mode
FOR_EACH_OBJ( m_StrucSolids, pos )
{
CSSolid *pStrucSolid = m_StrucSolids.Element(pos);
pStrucSolid->ShowHandles(m_HandleMode & hmVertex, m_HandleMode & hmEdge);
}
m_pDocument->UpdateAllViews( MAPVIEW_UPDATE_TOOL );
}
//-----------------------------------------------------------------------------
// Purpose: Returns the center of the morph selection.
// Input : pt - Point at the center of the selection or selected handles.
//-----------------------------------------------------------------------------
void Morph3D::GetSelectedCenter(Vector& pt)
{
BoundBox box;
//
// If we have selected handles, our bounds center is the center of those handles.
//
if (m_SelectedHandles.Count() > 0)
{
SSHANDLEINFO hi;
for (int i = 0; i < m_SelectedHandles.Count(); i++)
{
MORPHHANDLE *mh = &m_SelectedHandles[i];
mh->pStrucSolid->GetHandleInfo(&hi, mh->ssh);
box.UpdateBounds(hi.pos);
}
}
//
// If no handles are selected, our bounds center is the center of all selected solids.
//
else
{
FOR_EACH_OBJ( m_StrucSolids, pos )
{
CSSolid *pStrucSolid = m_StrucSolids.Element(pos);
for (int nVertex = 0; nVertex < pStrucSolid->m_nVertices; nVertex++)
{
CSSVertex &v = pStrucSolid->m_Vertices[nVertex];
box.UpdateBounds(v.pos);
}
}
}
box.GetBoundsCenter(pt);
}
//-----------------------------------------------------------------------------
// Purpose: Fills out a list of the objects selected for morphing.
//-----------------------------------------------------------------------------
void Morph3D::GetMorphingObjects(CUtlVector<CMapClass *> &List)
{
FOR_EACH_OBJ( m_StrucSolids, pos )
{
CSSolid *pStrucSolid = m_StrucSolids.Element(pos);
List.AddToTail(pStrucSolid->m_pMapSolid);
}
}
void Morph3D::OnScaleCmd(BOOL bReInit)
{
if(m_pOrigPosList)
{
delete[] m_pOrigPosList;
m_pOrigPosList = NULL;
}
if(m_bScaling && !bReInit)
{
m_ScaleDlg.ShowWindow(SW_HIDE);
m_ScaleDlg.DestroyWindow();
m_bScaling = false;
return;
}
// start scaling
if(!bReInit)
{
m_ScaleDlg.Create(IDD_SCALEVERTICES);
CPoint pt;
GetCursorPos(&pt);
m_bUpdateOrg = true;
m_ScaleDlg.SetWindowPos(NULL, pt.x, pt.y, 0, 0, SWP_NOZORDER | SWP_NOSIZE | SWP_SHOWWINDOW);
}
else
{
m_bScaling = false; // don't want an update
m_ScaleDlg.m_cScale.SetWindowText("1.0");
m_bScaling = true;
}
if(m_SelectedHandles.Count()==0)
{
m_bScaling = true;
return;
}
m_pOrigPosList = new Vector[m_SelectedHandles.Count()];
BoundBox box;
// save original positions of vertices
for(int i = 0; i < m_SelectedHandles.Count(); i++)
{
MORPHHANDLE &hnd = m_SelectedHandles[i];
SSHANDLEINFO hi;
hnd.pStrucSolid->GetHandleInfo(&hi, hnd.ssh);
if(hi.Type != shtVertex)
continue;
m_pOrigPosList[i] = hi.pos;
box.UpdateBounds(hi.pos);
}
// center is default origin
if(m_bUpdateOrg)
box.GetBoundsCenter(m_ScaleOrg);
m_pDocument->UpdateAllViews( MAPVIEW_UPDATE_TOOL );
m_bScaling = true;
}
void Morph3D::UpdateScale()
{
// update scale with data in dialog box
if(!m_bScaling)
return;
float fScale = m_ScaleDlg.m_fScale;
// match up selected vertices to original position in m_pOrigPosList.
int iMoved = 0;
for(int i = 0; i < m_SelectedHandles.Count(); i++)
{
MORPHHANDLE &hnd = m_SelectedHandles[i];
SSHANDLEINFO hi;
hnd.pStrucSolid->GetHandleInfo(&hi, hnd.ssh);
if(hi.Type != shtVertex)
continue;
// ** scale **
Vector& pOrigPos = m_pOrigPosList[iMoved++];
Vector newpos;
for(int d = 0; d < 3; d++)
{
float delta = pOrigPos[d] - m_ScaleOrg[d];
// YWB rounding
newpos[d] = /*V_rint*/(m_ScaleOrg[d] + (delta * fScale));
}
hnd.pStrucSolid->SetVertexPosition(hi.iIndex, newpos[0],
newpos[1], newpos[2]);
// find edge that references this vertex
int nEdges;
CSSEdge **pEdges = hnd.pStrucSolid->FindAffectedEdges(&hnd.ssh, 1,
nEdges);
for(int e = 0; e < nEdges; e++)
{
hnd.pStrucSolid->CalcEdgeCenter(pEdges[e]);
}
}
m_pDocument->UpdateAllViews( MAPVIEW_UPDATE_TOOL );
}
//-----------------------------------------------------------------------------
// Purpose: Renders an object that is currently selected for morphing. The
// object is rendered in three passes:
//
// 1. Flat shaded grey with transparency.
// 2. Wireframe in white.
// 3. Edges and/or vertices are rendered as boxes.
//
// Input : pSolid - The structured solid to render.
//-----------------------------------------------------------------------------
void Morph3D::RenderSolid3D(CRender3D *pRender, CSSolid *pSolid)
{
VMatrix ViewMatrix;
Vector ViewPos;
bool bClientSpace = false;
CMatRenderContextPtr pRenderContext( MaterialSystemInterface() );
for (int nPass = 1; nPass <= 3; nPass++)
{
if (nPass == 1)
{
pRender->PushRenderMode( RENDER_MODE_SELECTION_OVERLAY );
}
else if (nPass == 2)
{
pRender->PushRenderMode( RENDER_MODE_WIREFRAME );
}
else
{
pRender->PushRenderMode( RENDER_MODE_FLAT_NOZ );
pRender->SetHandleStyle( HANDLE_RADIUS, CRender::HANDLE_SQUARE );
bClientSpace = pRender->BeginClientSpace();
pRender->GetCamera()->GetViewMatrix( ViewMatrix );
}
IMesh* pMesh = pRenderContext->GetDynamicMesh();
CMeshBuilder meshBuilder;
int nFaceCount = pSolid->GetFaceCount();
for (int nFace = 0; nFace < nFaceCount; nFace++)
{
CSSFace *pFace = pSolid->GetFace(nFace);
int nEdgeCount = pFace->GetEdgeCount();
unsigned char color[4];
if (nPass == 1)
{
meshBuilder.Begin( pMesh, MATERIAL_POLYGON, nEdgeCount );
color[0] = color[1] = color[2] = color[3] = 128;
}
else if (nPass == 2)
{
meshBuilder.Begin( pMesh, MATERIAL_LINE_LOOP, nEdgeCount );
color[0] = color[1] = color[2] = color[3] = 255;
}
for (int nEdge = 0; nEdge < nEdgeCount; nEdge++)
{
//
// Calc next edge so we can see which is the next clockwise point.
//
int nEdgeNext = nEdge + 1;
if (nEdgeNext == nEdgeCount)
{
nEdgeNext = 0;
}
SSHANDLE hEdge = pFace->GetEdgeHandle(nEdge);
CSSEdge *pEdgeCur = (CSSEdge *)pSolid->GetHandleData(hEdge);
SSHANDLE hEdgeNext = pFace->GetEdgeHandle(nEdgeNext);
CSSEdge *pEdgeNext = (CSSEdge *)pSolid->GetHandleData(hEdgeNext);
if (!pEdgeCur || !pEdgeNext)
{
return;
}
if ((nPass == 1) || (nPass == 2))
{
SSHANDLE hVertex = pSolid->GetConnectionVertex(pEdgeCur, pEdgeNext);
if (!hVertex)
{
return;
}
CSSVertex *pVertex = (CSSVertex *)pSolid->GetHandleData(hVertex);
if (!pVertex)
{
return;
}
Vector Vertex;
pVertex->GetPosition(Vertex);
meshBuilder.Position3f(Vertex[0], Vertex[1], Vertex[2]);
meshBuilder.Color4ubv( color );
meshBuilder.AdvanceVertex();
}
else
{
if (pSolid->ShowEdges())
{
//
// Project the edge midpoint into screen space.
//
Vector CenterPoint;
pEdgeCur->GetCenterPoint(CenterPoint);
ViewMatrix.V3Mul( CenterPoint, ViewPos );
if (ViewPos[2] < 0)
{
Vector2D ClientPos;
pRender->TransformPoint(ClientPos, CenterPoint);
pEdgeCur->m_bVisible = TRUE;
pEdgeCur->m_r.left = ClientPos.x - HANDLE_RADIUS;
pEdgeCur->m_r.top = ClientPos.y - HANDLE_RADIUS;
pEdgeCur->m_r.right = ClientPos.x + HANDLE_RADIUS + 1;
pEdgeCur->m_r.bottom = ClientPos.y + HANDLE_RADIUS + 1;
if (pEdgeCur->m_bSelected)
{
color[0] = 220; color[1] = color[2] = 0; color[3] = 255;
}
else
{
color[0] = color[1] = 255; color[2] = 0; color[3] = 255;
}
//
// Render the edge handle as a box.
//
pRender->SetHandleColor( color[0], color[1], color[2] );
pRender->DrawHandle( CenterPoint );
}
else
{
pEdgeCur->m_bVisible = FALSE;
}
}
if (pSolid->ShowVertices())
{
SSHANDLE hVertex = pSolid->GetConnectionVertex(pEdgeCur, pEdgeNext);
CSSVertex *pVertex = (CSSVertex *)pSolid->GetHandleData(hVertex);
//
// Project the vertex into screen space.
//
Vector vPoint;
pVertex->GetPosition(vPoint);
ViewMatrix.V3Mul( vPoint, ViewPos );
if (ViewPos[2] < 0)
{
Vector2D ClientPos;
pRender->TransformPoint(ClientPos, vPoint);
pVertex->m_bVisible = TRUE;
pVertex->m_r.left = ClientPos.x - HANDLE_RADIUS;
pVertex->m_r.top = ClientPos.y - HANDLE_RADIUS;
pVertex->m_r.right = ClientPos.x + HANDLE_RADIUS + 1;
pVertex->m_r.bottom = ClientPos.y + HANDLE_RADIUS + 1;
if (pVertex->m_bSelected)
{
color[0] = 220; color[1] = color[2] = 0; color[3] = 255;
}
else
{
color[0] = color[1] = color[2] = 255; color[3] = 255;
}
//
// Render the vertex as a box.
//
pRender->SetHandleColor( color[0], color[1], color[2] );
pRender->DrawHandle( vPoint );
}
else
{
pVertex->m_bVisible = FALSE;
}
}
}
}
if ((nPass == 1) || (nPass == 2))
{
meshBuilder.End();
pMesh->Draw();
}
}
if ( bClientSpace )
{
pRender->EndClientSpace();
bClientSpace = false;
}
pRender->PopRenderMode();
}
}
//-----------------------------------------------------------------------------
// Purpose: Renders a our selection bounds while we are drag-selecting.
// Input : pRender - Rendering interface.
//-----------------------------------------------------------------------------
void Morph3D::RenderTool3D(CRender3D *pRender)
{
if (m_bBoxSelecting)
{
Box3D::RenderTool3D(pRender);
}
for( int pos=0; pos < m_StrucSolids.Count(); pos++ )
{
RenderSolid3D(pRender, m_StrucSolids[pos] );
}
}
//-----------------------------------------------------------------------------
// Purpose: Handles key down events in the 2D view.
// Input : Per CWnd::OnKeyDown.
// Output : Returns true if the message was handled, false if not.
//-----------------------------------------------------------------------------
bool Morph3D::OnKeyDown2D(CMapView2D *pView, UINT nChar, UINT nRepCnt, UINT nFlags)
{
bool bSnap = m_pDocument->IsSnapEnabled() && !(GetKeyState(VK_CONTROL) & 0x8000);
if (nChar == VK_UP || nChar == VK_DOWN || nChar == VK_LEFT || nChar == VK_RIGHT)
{
if ( NudgeHandles( pView, nChar, bSnap ) )
return true;
}
switch (nChar)
{
case VK_RETURN:
{
if ( IsBoxSelecting() )
{
SelectInBox();
}
break;
}
case VK_ESCAPE:
{
OnEscape();
return true;
}
}
return false;
}
//-----------------------------------------------------------------------------
// Purpose: Handles character events in the 2D view.
// Input : Per CWnd::OnChar.
// Output : Returns true on success, false on failure.
//-----------------------------------------------------------------------------
bool Morph3D::OnChar2D(CMapView2D *pView, UINT nChar, UINT nRepCnt, UINT nFlags)
{
return false;
}
//-----------------------------------------------------------------------------
// Purpose: Handles left mouse button down events in the 2D view.
// Input : Per CWnd::OnLButtonDown.
// Output : Returns true if the message was handled, false if not.
//-----------------------------------------------------------------------------
bool Morph3D::OnLMouseDown2D(CMapView2D *pView, UINT nFlags, const Vector2D &vPoint)
{
Tool3D::OnLMouseDown2D(pView, nFlags, vPoint);
m_bLButtonDownControlState = (nFlags & MK_CONTROL) != 0;
m_vLastMouseMovement = vPoint;
m_DragHandle.ssh = 0;
MORPHHANDLE mh;
if ( IsBoxSelecting() )
{
if ( HitTest( pView, vPoint, true ) )
{
Box3D::StartTranslation( pView, vPoint, m_LastHitTestHandle );
}
}
else if (MorphHitTest( pView, vPoint, &mh))
{
//
// If they clicked on a valid handle, remember which one. We may need it in
// left button up or mouse move messages.
//
m_DragHandle = mh;
if (!m_bLButtonDownControlState)
{
//
// If they are not holding down control and they clicked on an unselected
// handle, select the handle they clicked on straightaway.
//
if (!IsSelected(m_DragHandle))
{
// Clear the selected handles and select this handle.
UINT cmd = scClear | scSelect;
SelectHandle2D( pView, &m_DragHandle, cmd);
}
}
}
else
{
// Try to put another solid into morph mode.
SelectAt(pView, nFlags, vPoint);
}
return true;
}
//-----------------------------------------------------------------------------
// Purpose: Handles left mouse button up events in the 2D view.
// Input : Per CWnd::OnLButtonUp.
// Output : Returns true if the message was handled, false if not.
//-----------------------------------------------------------------------------
bool Morph3D::OnLMouseUp2D(CMapView2D *pView, UINT nFlags, const Vector2D &vPoint)
{
Tool3D::OnLMouseUp2D(pView, nFlags, vPoint);
if (!IsTranslating())
{
if (m_DragHandle.ssh != 0)
{
//
// They clicked on a handle and released the left button without moving the mouse.
// Change the selection state of the handle that was clicked on.
//
UINT cmd = scClear | scSelect;
if (m_bLButtonDownControlState)
{
// Control-click: toggle.
cmd = scToggle;
}
SelectHandle2D( pView, &m_DragHandle, cmd);
}
}
else
{
//
// Dragging out a selection box or dragging the selected vertices.
//
FinishTranslation(true);
if (IsBoxSelecting() && Options.view2d.bAutoSelect)
{
SelectInBox();
}
}
m_pDocument->UpdateStatusbar();
return true;
}
unsigned int Morph3D::GetConstraints(unsigned int nFlags)
{
unsigned int uConstraints = Tool3D::GetConstraints(nFlags);
if ( !IsBoxSelecting() )
{
if ( nFlags & MK_CONTROL )
uConstraints |= constrainOnlyVert;
if ( nFlags & MK_SHIFT )
uConstraints |= constrainOnlyHorz;
}
return uConstraints;
}
//-----------------------------------------------------------------------------
// Purpose: Handles mouse move events in the 2D view.
// Input : Per CWnd::OnMouseMove.
// Output : Returns true if the message was handled, false if not.
//-----------------------------------------------------------------------------
bool Morph3D::OnMouseMove2D(CMapView2D *pView, UINT nFlags, const Vector2D &vPoint)
{
vgui::HCursor hCursor = vgui::dc_none;
unsigned int uConstraints = GetConstraints( nFlags );
Tool3D::OnMouseMove2D(pView, nFlags, vPoint);
// Convert to world coords.
Vector vecWorld;
pView->ClientToWorld(vecWorld, vPoint);
//
// Update status bar position display.
//
char szBuf[128];
m_pDocument->Snap(vecWorld,uConstraints);
sprintf(szBuf, " @%.0f, %.0f ", vecWorld[pView->axHorz], vecWorld[pView->axVert] );
SetStatusText(SBI_COORDS, szBuf);
if ( m_bMouseDown[MOUSE_LEFT] )
{
if ( IsTranslating() )
{
// If they are dragging a selection box or one or more handles, update
// the drag based on the cursor position.
Tool3D::UpdateTranslation( pView, vPoint, uConstraints );
}
else if ( m_bMouseDragged[MOUSE_LEFT] && m_DragHandle.ssh != 0 )
{
//
// If they are not already dragging a handle and they clicked on a valid handle,
// see if they have moved the mouse far enough to begin dragging the handle.
//
if (m_bLButtonDownControlState && !IsSelected(m_DragHandle))
{
//
// If they control-clicked on an unselected handle and then dragged the mouse,
// select the handle that they clicked on now.
//
SelectHandle2D( pView, &m_DragHandle, scSelect);
}
StartTranslation( pView, m_vMouseStart[MOUSE_LEFT], &m_DragHandle );
}
else if ( m_bMouseDragged[MOUSE_LEFT] && !IsBoxSelecting() )
{
//
// Left dragging, didn't click on a handle, and we aren't yet dragging a
// selection box. Start dragging the selection box.
//
if (!(nFlags & MK_CONTROL))
{
SelectHandle(NULL, scClear);
}
Vector ptOrg;
pView->ClientToWorld(ptOrg, m_vMouseStart[MOUSE_LEFT] );
// set best third axis value
ptOrg[pView->axThird] = COORD_NOTINIT;
m_pDocument->GetBestVisiblePoint(ptOrg);
StartBoxSelection( pView, m_vMouseStart[MOUSE_LEFT], ptOrg);
}
}
else if (!IsEmpty())
{
//
// Left button is not down, just see what's under the cursor
// position to update the cursor.
//
hCursor = vgui::dc_arrow;
//
// Check to see if the mouse is over a vertex handle.
//
if (!IsBoxSelecting() && MorphHitTest( pView, vPoint, NULL))
{
hCursor = vgui::dc_crosshair;
}
//
// Check to see if the mouse is over a box handle.
//
else if ( HitTest(pView, vPoint, true) )
{
hCursor = UpdateCursor( pView, m_LastHitTestHandle, m_TranslateMode );
}
}
else
{
hCursor = vgui::dc_arrow;
}
if ( hCursor != vgui::dc_none )
pView->SetCursor( hCursor );
return true;
}
//-----------------------------------------------------------------------------
// Purpose: Handles left mouse button down events in the 3D view.
// Input : Per CWnd::OnLButtonDown.
// Output : Returns true if the message was handled, false if not.
//-----------------------------------------------------------------------------
bool Morph3D::OnLMouseDown3D(CMapView3D *pView, UINT nFlags, const Vector2D &vPoint)
{
m_bHit = false;
Tool3D::OnLMouseDown3D(pView, nFlags, vPoint);
//
// Select morph handles?
//
MORPHHANDLE mh;
if ( MorphHitTest(pView, vPoint, &mh) )
{
m_bHit = true;
m_DragHandle = mh;
m_bMorphing = true;
m_vLastMouseMovement = vPoint;
m_bMovingSelected = false; // not moving them yet - might just select this
StartTranslation( pView, vPoint, &m_DragHandle );
SetCursor(AfxGetApp()->LoadStandardCursor(IDC_CROSS));
}
else
{
SelectAt( pView, nFlags, vPoint );
}
return true;
}
bool Morph3D::SelectAt( CMapView *pView, UINT nFlags, const Vector2D &vPoint )
{
CMapClass *pMorphObject = NULL;
bool bUpdateView = false;
m_pDocument->GetSelection()->ClearHitList();
CMapObjectList SelectList;
// Find out how many (and what) map objects are under the point clicked on.
HitInfo_t Objects[MAX_PICK_HITS];
int nHits = pView->ObjectsAt( vPoint, Objects, sizeof(Objects) / sizeof(Objects[0]));
// We now have an array of pointers to CMapAtoms. Any that can be upcast to CMapClass
// we add to a list of hits.
for (int i = 0; i < nHits; i++)
{
CMapClass *pMapClass = dynamic_cast <CMapClass *>(Objects[i].pObject);
if (pMapClass != NULL)
{
SelectList.AddToTail(pMapClass);
}
}
//
// Actual selection occurs here.
//
if (!SelectList.Count())
{
//
// Clicked on nothing - clear selection.
//
pView->GetMapDoc()->SelectFace(NULL, 0, scClear);
pView->GetMapDoc()->SelectObject(NULL, scClear );
return false;
}
bool bFirst = true;
SelectMode_t eSelectMode = m_pDocument->GetSelection()->GetMode();
// Can we de-select objects?
if ( !CanDeselectList() )
return true;
FOR_EACH_OBJ( SelectList, pos )
{
CMapClass *pObject = SelectList.Element(pos);
// get hit object type and add it to the hit list
CMapClass *pHitObject = pObject->PrepareSelection( eSelectMode );
if (pHitObject)
{
m_pDocument->GetSelection()->AddHit( pHitObject );
if (bFirst)
{
if (pObject->IsMapClass(MAPCLASS_TYPE(CMapSolid)))
{
CMapSolid *pSolid = (CMapSolid *)pObject;
UINT cmd = scClear | scSelect;
if (nFlags & MK_CONTROL)
{
cmd = scToggle;
}
SelectObject(pSolid, cmd);
pMorphObject = pSolid;
bUpdateView = true;
break;
}
}
bFirst = false;
}
}
// do we want to deselect all morphs?
if (!pMorphObject && !IsEmpty())
{
SetEmpty();
bUpdateView = true;
}
if (bUpdateView)
{
GetMainWnd()->pObjectProperties->MarkDataDirty();
m_pDocument->UpdateAllViews( MAPVIEW_UPDATE_SELECTION );
}
return true;
}
//-----------------------------------------------------------------------------
// Purpose: Handles left mouse button up events in the 3D view.
// Input : Per CWnd::OnLButtonUp.
// Output : Returns true if the message was handled, false if not.
//-----------------------------------------------------------------------------
bool Morph3D::OnLMouseUp3D(CMapView3D *pView, UINT nFlags, const Vector2D &vPoint)
{
Tool3D::OnLMouseUp3D(pView, nFlags, vPoint);
if (m_bHit)
{
m_bHit = false;
UINT cmd = scClear | scSelect;
if (nFlags & MK_CONTROL)
{
cmd = scToggle;
}
SelectHandle(&m_DragHandle, cmd);
}
if (m_bMorphing)
{
FinishTranslation( true );
m_bMorphing = false;
}
ReleaseCapture();
return true;
}
//-----------------------------------------------------------------------------
// Purpose: Snap the selected handles to the grid
// Input :
//-----------------------------------------------------------------------------
void Morph3D::SnapSelectedToGrid( int nGridSpacing )
{
CUtlVector<MORPHHANDLE> vecHandles;
if ( GetSelectedHandleCount() != 0 )
{
// Remember selected verts
vecHandles.AddVectorToTail( m_SelectedHandles );
}
else
{
// None selected. Do nothing
return;
}
FOR_EACH_VEC( vecHandles, i )
{
// Set as sole-selection
SelectHandle( &vecHandles[i], scSelect | scClear );
// Get current position
Vector vCurPos;
SSHANDLEINFO hi;
vecHandles[i].pStrucSolid->GetHandleInfo(&hi, vecHandles[i].ssh);
vCurPos = hi.pos;
// Get snapped position
Vector vSnappedPos( V_rint(vCurPos[0] / nGridSpacing) * nGridSpacing,
V_rint(vCurPos[1] / nGridSpacing) * nGridSpacing,
V_rint(vCurPos[2] / nGridSpacing) * nGridSpacing );
// Get delta to move original position into snapped position
Vector vDelta = vSnappedPos - vCurPos;
// Move!
MoveSelectedHandles( vDelta );
}
// Re-select all the handles
SelectHandle( NULL, scClear );
FOR_EACH_VEC( vecHandles, i )
{
SelectHandle( &vecHandles[i], scSelect );
}
FinishTranslation( true );
m_pDocument->SetModifiedFlag();
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : axes -
// nChar -
// bSnap -
//-----------------------------------------------------------------------------
bool Morph3D::NudgeHandles(CMapView *pView, UINT nChar, bool bSnap)
{
if ( GetSelectedHandleCount() < 1 || !Options.view2d.bNudge )
return false;
Vector vecDelta, vHorz, vVert, vThrd;
pView->GetBestTransformPlane( vHorz, vVert, vThrd );
m_pDocument->GetNudgeVector( vHorz, vVert, nChar, bSnap, vecDelta);
if ( bSnap && (GetSelectedHandleCount() == 1) && (GetSelectedType() == shtVertex))
{
// we have one vertex selected, so make sure
// it's going to snap to grid.
Vector pos; GetSelectedCenter(pos);
SetTransformationPlane( pos, vHorz, vVert, vThrd );
// calculate new delta
ProjectOnTranslationPlane( pos + vecDelta, vecDelta, constrainSnap );
vecDelta -= pos;
}
MoveSelectedHandles(vecDelta);
FinishTranslation( true ); // force checking for merges
m_pDocument->SetModifiedFlag();
return true;
}
//-----------------------------------------------------------------------------
// Purpose: Handles the key down event in the 3D view.
// Input : Per CWnd::OnKeyDown.
// Output : Returns true if the message was handled, false if not.
//-----------------------------------------------------------------------------
bool Morph3D::OnKeyDown3D(CMapView3D *pView, UINT nChar, UINT nRepCnt, UINT nFlags)
{
bool bSnap = m_pDocument->IsSnapEnabled() && !(GetAsyncKeyState(VK_CONTROL) & 0x8000);
switch (nChar)
{
case VK_ESCAPE:
{
OnEscape();
return true;
}
case VK_UP :
case VK_DOWN :
case VK_LEFT :
case VK_RIGHT :
{
if ( NudgeHandles( pView, nChar, bSnap ) )
return true;
}
}
return false;
}
//-----------------------------------------------------------------------------
// Purpose: Handles the escape key in the 2D or 3D views.
//-----------------------------------------------------------------------------
void Morph3D::OnEscape(void)
{
//
// If we're box selecting with the morph tool, stop.
//
if ( IsBoxSelecting() )
{
EndBoxSelection();
}
//
// If we have handle(s) selected, deselect them.
//
else if (!IsEmpty() && (GetSelectedHandleCount() != 0))
{
SelectHandle(NULL, scClear);
}
//
// Stop using the morph tool.
//
else
{
ToolManager()->SetTool(TOOL_POINTER);
}
}
//-----------------------------------------------------------------------------
// Purpose: Handles the move move event in the 3D view.
// Input : Per CWnd::OnMouseMove.
// Output : Returns true if the message was handled, false if not.
//-----------------------------------------------------------------------------
bool Morph3D::OnMouseMove3D(CMapView3D *pView, UINT nFlags, const Vector2D &vPoint)
{
Tool3D::OnMouseMove3D(pView, nFlags, vPoint);
if (m_bMorphing)
{
//
// Check distance moved since left button down and don't start
// moving unless it's greater than the threshold.
//
if (!m_bMovingSelected)
{
Vector2D sizeMoved = vPoint - m_vLastMouseMovement;
if ((abs(sizeMoved.x) > 3) || (abs(sizeMoved.y) > 3))
{
m_bMovingSelected = true;
if (m_bHit)
{
m_bHit = false;
SSHANDLEINFO hi;
m_DragHandle.pStrucSolid->GetHandleInfo(&hi, m_DragHandle.ssh);
unsigned uSelFlags = scSelect;
if (!(nFlags & MK_CONTROL) && !hi.p2DHandle->m_bSelected)
{
uSelFlags |= scClear;
}
SelectHandle(&m_DragHandle, uSelFlags);
}
}
else
{
return true;
}
}
unsigned int uConstraints = GetConstraints( nFlags );
Tool3D::UpdateTranslation( pView, vPoint, uConstraints );
m_vLastMouseMovement = vPoint;
}
else if ( MorphHitTest(pView, vPoint, NULL ))
{
SetCursor(AfxGetApp()->LoadStandardCursor(IDC_CROSS));
}
else
{
SetCursor(AfxGetApp()->LoadStandardCursor(IDC_ARROW));
}
return true;
}
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