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ModelDialog.cpp
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ModelDialog.cpp
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/****************************************************************************************/
/* ModelDialog.cpp */
/* */
/* Author: Jim Mischel, Jeff Lomax */
/* Description: Manipulate models in the editor */
/* */
/* The contents of this file are subject to the Genesis3D Public License */
/* Version 1.01 (the "License"); you may not use this file except in */
/* compliance with the License. You may obtain a copy of the License at */
/* http://www.genesis3d.com */
/* */
/* Software distributed under the License is distributed on an "AS IS" */
/* basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See */
/* the License for the specific language governing rights and limitations */
/* under the License. */
/* */
/* The Original Code is Genesis3D, released March 25, 1999. */
/*Genesis3D Version 1.1 released November 15, 1999 */
/* Copyright (C) 1999 WildTangent, Inc. All Rights Reserved */
/* */
/****************************************************************************************/
#include "stdafx.h"
#include "FusionTabControls.h"
#include "ModelDialog.h"
#include "KeyEditDlg.h"
#include "Resource.h"
#include <assert.h>
#include "ram.h"
#include "util.h"
#include "FUSIONDoc.h"
#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif
enum
{
KEY_TYPE_INVALID,
KEY_TYPE_EVENT,
KEY_TYPE_KEYFRAME
};
struct EventEditType
{
geFloat Time;
char EventString[_MAX_PATH];
char AddOrEdit;
};
/////////////////////////////////////////////////////////////////////////////
// CEventKeyEdit dialog
class CEventKeyEdit : public CDialog
{
// Construction
public:
CEventKeyEdit(CWnd* pParent, EventEditType *pInfo); // standard constructor
// Dialog Data
//{{AFX_DATA(CEventKeyEdit)
enum { IDD = IDD_EVENTEDIT };
CEdit m_EventTime;
CEdit m_EventString;
//}}AFX_DATA
// Overrides
// ClassWizard generated virtual function overrides
//{{AFX_VIRTUAL(CEventKeyEdit)
protected:
virtual void DoDataExchange(CDataExchange* pDX); // DDX/DDV support
//}}AFX_VIRTUAL
// Implementation
protected:
EventEditType *pEditInfo;
// Generated message map functions
//{{AFX_MSG(CEventKeyEdit)
virtual BOOL OnInitDialog();
virtual void OnOK();
//}}AFX_MSG
DECLARE_MESSAGE_MAP()
};
/////////////////////////////////////////////////////////////////////////////
// CEventKeyEdit dialog
CEventKeyEdit::CEventKeyEdit(CWnd* pParent, EventEditType *pInfo)
: CDialog(CEventKeyEdit::IDD, pParent), pEditInfo(pInfo)
{
//{{AFX_DATA_INIT(CEventKeyEdit)
// NOTE: the ClassWizard will add member initialization here
//}}AFX_DATA_INIT
}
void CEventKeyEdit::DoDataExchange(CDataExchange* pDX)
{
CDialog::DoDataExchange(pDX);
//{{AFX_DATA_MAP(CEventKeyEdit)
DDX_Control(pDX, IDC_EVENTTIME, m_EventTime);
DDX_Control(pDX, IDC_EVENTSTRING, m_EventString);
//}}AFX_DATA_MAP
}
BEGIN_MESSAGE_MAP(CEventKeyEdit, CDialog)
//{{AFX_MSG_MAP(CEventKeyEdit)
//}}AFX_MSG_MAP
END_MESSAGE_MAP()
/////////////////////////////////////////////////////////////////////////////
// CEventKeyEdit message handlers
BOOL CEventKeyEdit::OnInitDialog()
{
assert (pEditInfo != NULL);
CDialog::OnInitDialog();
switch (pEditInfo->AddOrEdit)
{
case 'A' :
SetWindowText ("Add event");
m_EventTime.SetWindowText ("");
m_EventString.SetWindowText ("");
break;
case 'E' :
char StringTime[20];
SetWindowText ("Edit event");
sprintf (StringTime, "%.2f", pEditInfo->Time);
m_EventTime.SetWindowText (StringTime);
m_EventString.SetWindowText (pEditInfo->EventString);
break;
default :
assert (0); // better not happen...
}
return TRUE; // return TRUE unless you set the focus to a control
// EXCEPTION: OCX Property Pages should return FALSE
}
void CEventKeyEdit::OnOK()
{
CString EditTime;
CString EditText;
geFloat Time;
m_EventTime.GetWindowText (EditTime);
if (Util_IsValidFloat (EditTime, &Time))
{
m_EventString.GetWindowText (EditText);
if ((EditText.GetLength () == 0) ||
(EditText.GetLength () >= sizeof (pEditInfo->EventString)))
{
m_EventString.SetFocus ();
m_EventString.SetSel (0, -1, FALSE);
}
else
{
pEditInfo->Time = Time;
strcpy (pEditInfo->EventString, EditText);
CDialog::OnOK();
}
}
else
{
m_EventTime.SetFocus ();
m_EventTime.SetSel (0, -1, FALSE);
}
}
/////////////////////////////////////////////////////////////////////////////
// CModelDialog dialog
CModelDialog::CModelDialog
(
CWnd* pParent
) : CDialog(CModelDialog::IDD, pParent),
pDoc(NULL), pModelInfo(NULL), Animating(GE_FALSE),
SettingOrigin(GE_FALSE), EntityIndex (-1)
{
//{{AFX_DATA_INIT(CModelDialog)
// NOTE: the ClassWizard will add member initialization here
//}}AFX_DATA_INIT
m_pParentCtrl = (CFusionTabControls *)pParent;
geXForm3d_SetIdentity (&XfmDelta);
}
CModelDialog::~CModelDialog
(
void
)
{
}
void CModelDialog::DoDataExchange(CDataExchange* pDX)
{
CDialog::DoDataExchange(pDX);
//{{AFX_DATA_MAP(CModelDialog)
DDX_Control(pDX, IDC_SETMODELORIGIN, m_SetModelOrigin);
DDX_Control(pDX, IDC_CLONEMODEL, m_CloneModel);
DDX_Control(pDX, IDC_LOCKORIGIN, m_cbLockOrigin);
DDX_Control(pDX, IDI_STOP, m_Stop);
DDX_Control(pDX, IDI_RRSTART, m_rrStart);
DDX_Control(pDX, IDI_RRFRAME, m_rrFrame);
DDX_Control(pDX, IDI_PLAY, m_Play);
DDX_Control(pDX, IDI_FFFRAME, m_ffFrame);
DDX_Control(pDX, IDI_FFEND, m_ffEnd);
DDX_Control(pDX, IDC_SELECT, m_Select);
DDX_Control(pDX, IDC_REMOVEBRUSHES, m_RemoveBrushes);
DDX_Control(pDX, IDC_EDITMODEL, m_EditModel);
DDX_Control(pDX, IDC_EDITKEY, m_EditKey);
DDX_Control(pDX, IDC_EDITEVENT, m_EditEvent);
DDX_Control(pDX, IDC_DESELECT, m_Deselect);
DDX_Control(pDX, IDC_DELETEMODEL, m_DeleteModel);
DDX_Control(pDX, IDC_DELETEKEY, m_DeleteKey);
DDX_Control(pDX, IDC_DELETEEVENT, m_DeleteEvent);
DDX_Control(pDX, IDC_ADDMODEL, m_AddModel);
DDX_Control(pDX, IDC_ADDEVENT, m_AddEvent);
DDX_Control(pDX, IDC_ADDBRUSHES, m_AddBrushes);
DDX_Control(pDX, IDC_LOCKED, m_cbLocked);
DDX_Control(pDX, IDC_ANIMATE, m_AnimateButton);
DDX_Control(pDX, IDC_KEYSLIST, m_KeysList);
DDX_Control(pDX, IDC_MODELCOMBO, m_ModelCombo);
//}}AFX_DATA_MAP
}
BEGIN_MESSAGE_MAP(CModelDialog, CDialog)
//{{AFX_MSG_MAP(CModelDialog)
ON_BN_CLICKED(IDC_ADDMODEL, OnAddmodel)
ON_BN_CLICKED(IDC_DELETEMODEL, OnDeletemodel)
ON_BN_CLICKED(IDC_ADDBRUSHES, OnAddbrushes)
ON_BN_CLICKED(IDC_REMOVEBRUSHES, OnRemovebrushes)
ON_BN_CLICKED(IDC_SELECT, OnSelectBrushes)
ON_BN_CLICKED(IDC_DESELECT, OnDeselectBrushes)
ON_CBN_SELENDOK(IDC_MODELCOMBO, OnSelendokModelcombo)
ON_BN_CLICKED(IDC_ANIMATE, OnAnimate)
ON_BN_CLICKED(IDC_DELETEKEY, OnDeletekey)
ON_LBN_SELCHANGE(IDC_KEYSLIST, OnSelchangeKeyslist)
ON_BN_CLICKED(IDC_LOCKED, OnLocked)
ON_BN_CLICKED(IDC_CLONEMODEL, OnClonemodel)
ON_BN_CLICKED(IDC_SETMODELORIGIN, OnSetmodelorigin)
ON_BN_CLICKED(IDC_LOCKORIGIN, OnLockorigin)
ON_BN_CLICKED(IDC_ADDEVENT, OnAddevent)
ON_BN_CLICKED(IDC_DELETEEVENT, OnDeleteevent)
ON_BN_CLICKED(IDC_EDITEVENT, OnEditevent)
ON_BN_CLICKED(IDC_EDITKEY, OnEditkey)
ON_BN_CLICKED(IDC_EDITMODEL, OnEditmodel)
//}}AFX_MSG_MAP
END_MESSAGE_MAP()
/////////////////////////////////////////////////////////////////////////////
// CModelDialog message handlers
static const char ModelPrompt[] =
"One or more of the selected brushes is already owned by a model.\r"
"If you continue, those brushes will be removed from their current models\r"
"and placed in this model.\r\r"
"Do you want to continue?";
int CModelDialog::GetUniqueModelName
(
CString const &Caption,
CString &ModelName
)
{
int rslt;
BOOL NameExists;
CKeyEditDlg Dlg (this, Caption, &ModelName);
do
{
// Get the model name.
// It has to be unique.
rslt = Dlg.DoModal ();
NameExists = TRUE;
if (rslt == IDOK)
{
if (ModelName == "")
{
rslt = AfxMessageBox( IDS_NOBLANKMODEL, MB_OKCANCEL ) ;
}
else if (ModelList_FindByName (pModelInfo->Models, ModelName) != NULL)
{
CString s;
s.Format( IDS_MODELEXISTS, ModelName);
rslt = MessageBox (s, NULL, MB_OKCANCEL);
}
else
{
NameExists = FALSE;
}
}
} while ((rslt == IDOK) && (NameExists));
return rslt;
}
void CModelDialog::OnAddmodel()
{
CString ModelName;
int rslt;
if (SelBrushList_GetSize (pDoc->pSelBrushes) == 0)
{
MessageBox ("No brushes selected.", "Add Model", MB_ICONEXCLAMATION | MB_OK);
return;
}
// See if any of the selected brushes already belong to a model
if (SelectedBrushesInOtherModels (0))
{
if (MessageBox (ModelPrompt, "Add Model", MB_ICONEXCLAMATION | MB_YESNO | MB_DEFBUTTON2) != IDYES)
{
return;
}
}
ModelName = "";
rslt = GetUniqueModelName ("Enter model name", ModelName);
if (rslt == IDOK)
{
// add the new model to the list.
// This will set the model id fields in the model's brushes
if (ModelList_Add (pModelInfo->Models, ModelName, pDoc->pSelBrushes))
{
Model *m;
// get current model and update its object-to-world transform
m = ModelList_FindByName (pModelInfo->Models, ModelName);
assert (m != NULL);
pModelInfo->CurrentModel = Model_GetId (m);
UpdateModelsList ();
geXForm3d_SetIdentity (&XfmDelta);
// we add the first key (identity)
// (and don't allow it to be edited/deleted)
AddTheKey (m, 0.0f, &XfmDelta);
// rebuild trees when brushes added to model.
pDoc->RebuildTrees ();
}
PrivateUpdate ();
}
}
void CModelDialog::OnDeletemodel()
// delete the current model.
// This sets the model brushes' model id to 0.
{
if (pModelInfo->CurrentModel != 0)
{
ModelList_Remove (pModelInfo->Models, pModelInfo->CurrentModel, Level_GetBrushes (pDoc->pLevel));
PrivateUpdate ();
pDoc->RebuildTrees ();
}
}
geBoolean CModelDialog::SelectedBrushesInOtherModels
(
int ModelId
)
{
int iBrush;
int NumSelBrushes;
// First check to see if any of the selected brushes belong to some other model.
// If they do, then prompt the user.
NumSelBrushes = SelBrushList_GetSize (pDoc->pSelBrushes);
for (iBrush = 0; iBrush < NumSelBrushes; iBrush++)
{
Brush *pBrush;
int BrushModelId;
pBrush = SelBrushList_GetBrush (pDoc->pSelBrushes, iBrush);
BrushModelId = Brush_GetModelId (pBrush);
if ((BrushModelId != 0) && (BrushModelId != ModelId))
{
return GE_TRUE;
}
}
return GE_FALSE;
}
void CModelDialog::OnAddbrushes()
// Add selected brushes to this model
{
Model *pModel;
int ModelId;
BOOL AddBrushes;
pModel = GetCurrentModel ();
if (pModel == NULL)
{
MessageBox ("No brushes selected.", "Add model brushes", MB_OK);
return;
}
AddBrushes = TRUE;
ModelId = Model_GetId (pModel);
if (SelectedBrushesInOtherModels (ModelId))
{
// prompt user
int rslt;
rslt = MessageBox (ModelPrompt, "Add model brushes", MB_ICONQUESTION | MB_YESNO | MB_DEFBUTTON2);
if (rslt != IDYES)
{
AddBrushes = FALSE;
}
}
if (AddBrushes)
{
Model_AddBrushes (pModel, pDoc->pSelBrushes);
// make sure that all model brushes are selected if this is a locked model...
Brush *pBrush = SelBrushList_GetBrush (pDoc->pSelBrushes, 0);
pDoc->DoBrushSelection (pBrush, brushSelAlways);
// Have to rebuild the trees when brushes are added to a model.
pDoc->RebuildTrees ();
pDoc->UpdateAllViews (UAV_ALL3DVIEWS, NULL);
}
}
void CModelDialog::OnRemovebrushes()
// remove selected brushes from this model
{
Model *pModel;
pModel = GetCurrentModel ();
if (pModel != NULL)
{
Model_RemoveBrushes (pModel, pDoc->pSelBrushes);
pDoc->RebuildTrees ();
}
}
void CModelDialog::OnSelectBrushes()
// Select all of the brushes that are in the current model
// This will deselect any other current selection??
{
Model *pModel;
pModel = GetCurrentModel ();
if (pModel != NULL)
{
int ModelId;
ModelId = Model_GetId (pModel);
pDoc->DoGeneralSelect ();
pDoc->ResetAllSelections ();
pDoc->SelectModelBrushes (TRUE, ModelId);
pDoc->mCurrentTool=ID_TOOLS_BRUSH_MOVEROTATEBRUSH;
pDoc->ConfigureCurrentTool();
pDoc->UpdateAllViews (UAV_ALL3DVIEWS, NULL);
}
}
void CModelDialog::OnDeselectBrushes()
// Deselect all brushes that belong to the current model.
{
Model *pModel;
pModel = GetCurrentModel ();
if (pModel != NULL)
{
int CurrentModelId;
CurrentModelId = Model_GetId (pModel);
pDoc->SelectModelBrushes (FALSE, CurrentModelId);
pDoc->UpdateAllViews( UAV_ALL3DVIEWS, NULL );
}
}
void CModelDialog::PostNcDestroy()
{
CDialog::PostNcDestroy();
/*
Modeless dialog boxes delete themselves.
(quiver, spasm, twitch)
*/
// delete this;
}
void CModelDialog::Update
(
CFusionDoc *aDoc,
ModelInfo_Type *aModelInfo
)
{
// if (pDoc != aDoc)
{
pDoc = aDoc;
pModelInfo = aModelInfo;
PrivateUpdate ();
}
}
void CModelDialog::PrivateUpdate
(
void
)
{
if (pDoc == NULL)
{
EnableControls (FALSE, NULL);
}
else
{
Model *pModel;
pModel = GetCurrentModel ();
UpdateModelsList ();
UpdateKeysList (pModel);
}
}
void CModelDialog::UpdateModelsList
(
void
)
// updates the list of models in the combo box
// Puts the model's name in the text field, and the model id
// in SetItemData.
{
ModelIterator mi;
int Index;
Model *pModel;
m_ModelCombo.ResetContent ();
// add no-selection item.
// This one can't be deleted and should always be first!
Index = m_ModelCombo.AddString ("<none>");
if (Index != CB_ERR)
{
m_ModelCombo.SetItemData (Index, 0);
m_ModelCombo.SetCurSel (Index);
}
pModel = ModelList_GetFirst (pModelInfo->Models, &mi);
while (pModel != NULL)
{
int ModelId;
char const * ModelName;
ModelName = Model_GetName (pModel);
ModelId = Model_GetId (pModel);
Index = m_ModelCombo.AddString (ModelName);
m_ModelCombo.SetItemData (Index, ModelId);
if (ModelId == pModelInfo->CurrentModel)
{
m_ModelCombo.SetCurSel (Index);
}
pModel = ModelList_GetNext (pModelInfo->Models, &mi);
}
}
void CModelDialog::SetListboxKeySelection
(
geFloat KeyTime
)
// Set listbox current position to first key that's >= passed key time.
{
int KeyNo;
for (KeyNo = 0; (KeyNo < m_KeysList.GetCount ()); ++KeyNo)
{
CString lbText;
m_KeysList.GetText (KeyNo, lbText);
// only interested in keys right now...
if (lbText[0] == 'K')
{
geFloat Time;
LONG lbData;
lbData = m_KeysList.GetItemData (KeyNo);
Time = *((geFloat *)&lbData);
if (Time >= KeyTime)
{
break;
}
}
}
if (KeyNo >= m_KeysList.GetCount ())
{
KeyNo = m_KeysList.GetCount () - 1;
}
m_KeysList.SetCurSel (KeyNo);
}
struct KeyEventEntry
{
geFloat Time;
char *pString;
};
static int __cdecl KeyEventCompare
(
void const *pvKey1,
void const *pvKey2
)
{
KeyEventEntry const *pKey1 = (KeyEventEntry const *)pvKey1;
KeyEventEntry const *pKey2 = (KeyEventEntry const *)pvKey2;
if (pKey1->Time < pKey2->Time) return -1;
if (pKey1->Time > pKey2->Time) return 1;
return 0;
}
void CModelDialog::UpdateKeysList
(
Model *pModel
)
// Displays the current model's key frames and events in the list box.
{
gePath *pPath;
geMotion *pMotion;
KeyEventEntry *pKeyEventsList;
int KeyEventCount;
m_KeysList.ResetContent ();
if (pModel == NULL)
{
EnableControls (FALSE, NULL);
m_AddModel.EnableWindow (TRUE);
m_ModelCombo.EnableWindow (TRUE);
return;
}
if (!Animating)
{
EnableControls (TRUE, pModel);
}
// set state of Locked check...
m_cbLocked.SetCheck (Model_IsLocked (pModel) ? 1 : 0);
m_cbLockOrigin.SetCheck (Model_IsRotationLocked (pModel) ? 1 : 0);
m_cbLockOrigin.EnableWindow (Model_GetNumKeys (pModel) > 1);
#pragma message ("Clean this up and move path/motion twiddling to Model.c")
pPath = Model_GetPath (pModel);
pMotion = Model_GetMotion (pModel);
assert (pPath != NULL); // can't happen
assert (pMotion != NULL); // really!
pKeyEventsList = NULL;
// count number of keyframes and events and allocate
// array of KeyEventEntry structures...
{
int EventCount;
geFloat StartTime, EndTime;
geFloat EventTime;
char const *EventString;
int KeyframeCount;
KeyframeCount = gePath_GetKeyframeCount (pPath, GE_PATH_ROTATION_CHANNEL);
EventCount = 0;
/*
geMotion_GetEventExtents will crash if there are no events.
Which means that it's a useless function.
So we'll set the event extents to -10000..10000. This limits our
events range to +/- 10,000 seconds, or about 2 hours and 45 minutes.
*/
StartTime = -10000.0f;
EndTime = 10000.0f;
// if (geMotion_GetEventExtents (pMotion, &StartTime, &EndTime) != GE_FALSE)
{
EndTime += 1.0f;
geMotion_SetupEventIterator (pMotion, StartTime, EndTime);
while (geMotion_GetNextEvent (pMotion, &EventTime, &EventString) != GE_FALSE)
{
++EventCount;
}
}
KeyEventCount = EventCount + KeyframeCount;
// allocate the events buffer
if (KeyEventCount > 0)
{
pKeyEventsList = (KeyEventEntry *)geRam_Allocate(sizeof (KeyEventEntry) * KeyEventCount);
}
// fill the buffer
if (pKeyEventsList != NULL)
{
int ListItemNo;
KeyEventEntry *pEntry;
int i;
ListItemNo = 0;
// first the keyframes
for (i = 0; i < KeyframeCount; ++i)
{
geFloat Time;
geXForm3d Xfm;
char Text[100];
// Xfm isn't used here, just time for display
gePath_GetKeyframe (pPath, i, GE_PATH_ROTATION_CHANNEL, &Time, &Xfm);
sprintf (Text, "K %.2f", (geFloat)Time);
pEntry = &pKeyEventsList[ListItemNo];
pEntry->Time = Time;
pEntry->pString = Util_Strdup (Text);
++ListItemNo;
}
// and then the events
if (EventCount > 0)
{
geMotion_SetupEventIterator (pMotion, StartTime, EndTime);
while (geMotion_GetNextEvent (pMotion, &EventTime, &EventString) != GE_FALSE)
{
int len;
char Text[20];
sprintf (Text, "E %.2f ()", (geFloat)EventTime);
if (EventString == NULL)
{
EventString = "";
}
len = strlen (Text) + strlen (EventString) + 1;
pEntry = &pKeyEventsList[ListItemNo];
pEntry->Time = EventTime;
pEntry->pString = (char *)geRam_Allocate(len);
if (pEntry->pString != NULL)
{
sprintf (pEntry->pString, "E %.2f (%s)", (geFloat)EventTime, EventString);
}
++ListItemNo;
}
}
assert (ListItemNo == KeyEventCount);
// sort the list by time...
qsort (pKeyEventsList, KeyEventCount, sizeof (KeyEventEntry), KeyEventCompare);
// fill up the listbox
for (i = 0; i < KeyEventCount; ++i)
{
int Index;
pEntry = &pKeyEventsList[i];
Index = m_KeysList.AddString (pEntry->pString);
if (Index != LB_ERR)
{
// Yes, that's an ugly cast. I want to pass the value as though it
// is a LONG, but I don't want to do any conversion...
m_KeysList.SetItemData (Index, *((LONG*)&(pEntry->Time)));
}
}
// and, finally, destroy the list
for (i = 0; i < KeyEventCount; ++i)
{
pEntry = &pKeyEventsList[i];
if (pEntry->pString != NULL)
{
geRam_Free (pEntry->pString);
pEntry->pString = NULL;
}
}
geRam_Free (pKeyEventsList);
}
}
SetListboxKeySelection (Model_GetCurrentKeyTime (pModel));
}
void CModelDialog::OnSelendokModelcombo()
{
if (pDoc != NULL)
{
int Index;
Index = m_ModelCombo.GetCurSel ();
if (Index == CB_ERR)
{
pModelInfo->CurrentModel = 0;
}
else
{
pModelInfo->CurrentModel = m_ModelCombo.GetItemData (Index);
}
}
UpdateKeysList (GetCurrentModel ());
}
void CModelDialog::OnOK()
{
// it's a modeless dialog. Don't allow OK.
}
void CModelDialog::OnCancel()
{
if (Animating)
{
// can't close if we're animating...
::MessageBeep (MB_ICONEXCLAMATION);
return;
}
}
Model *CModelDialog::GetCurrentModel
(
void
)
{
int CurSel;
int CurrentModelId;
CurSel = m_ModelCombo.GetCurSel ();
if (CurSel == CB_ERR)
{
// no valid model selected
return NULL;
}
CurrentModelId = m_ModelCombo.GetItemData (CurSel);
if (CurrentModelId == 0)
{
// 0 is not a valid model number
return NULL;
}
// make sure model number is valid...
assert (CurrentModelId > 0);
return ModelList_FindById (pModelInfo->Models, CurrentModelId);
}
void CModelDialog::AddTheKey
(
Model *pModel,
geFloat Time,
geXForm3d const *pXfm
)
// input pXfm must be model-relative!
{
Model_AddKeyframe (pModel, Time, pXfm);
UpdateKeysList (pModel);
}
void CModelDialog::AddKey()
{
/*
User requested to add a key.
o Prompt the user for the motion time.
o Compute the transformation matrix using the model's reference transform.
o Add the key to the model's motion.
o Update list box and focus new item.
*/
geFloat Time;
Model *pModel;
CString const Prompt = "Enter key time";
CString Value;
CFloatKeyEditDlg *pDlg;
int SaveNumKeys;
geBoolean GotKeyTime;
geXForm3d XfmCurrent;
pModel = GetCurrentModel ();
// shouldn't be able to get here w/o a selected model!
assert (pModel != NULL);
SaveNumKeys = Model_GetNumKeys (pModel); // need to know this...
assert (SaveNumKeys > 0); // I think this is required...
// get the current key.
// We have to do this here because the key might be deleted before we're
// ready to muck with the current transform.
Model_GetKeyframe (pModel, Model_GetCurrentKeyTime (pModel), &XfmCurrent);
GotKeyTime = GE_FALSE;
do
{
int rslt;
geXForm3d XfmTemp;
// prompt user for time
pDlg = new CFloatKeyEditDlg (this, Prompt, &Value);
rslt = pDlg->DoModal ();
delete pDlg;
if (rslt != IDOK)
{
// user cancelled
ReverseDeltas (pModel);
// and update the views...
pDoc->UpdateAllViews( UAV_ALL3DVIEWS, NULL );
return;
}
sscanf (Value, "%f", &Time);
if (Time <= 0.0f)
{
rslt = MessageBox ("Key time must be greater than 0.", "Add key", MB_ICONINFORMATION | MB_OKCANCEL);
if (rslt == IDCANCEL)
{
ReverseDeltas (pModel);
pDoc->UpdateAllViews (UAV_ALL3DVIEWS, NULL);
return;
}
}
else if (Model_GetKeyframe (pModel, Time, &XfmTemp))
// if a key already exists at this time, then we need to prompt user.
{
CString msg;
msg.Format ("A key with time %s already exists.\rDo you want to replace it?", Value);
rslt = MessageBox (msg, "Add key", MB_ICONQUESTION | MB_YESNOCANCEL);
switch (rslt)
{
case IDCANCEL :
{
ReverseDeltas (pModel);
pDoc->UpdateAllViews (UAV_ALL3DVIEWS, NULL);
return;
}
case IDNO :
break;
case IDYES :
GotKeyTime = GE_TRUE;
Model_DeleteKeyframe (pModel, Time);
break;
}
}
else
{
GotKeyTime = GE_TRUE;
}
} while (!GotKeyTime);
{
// apply deltas (world-relative in XfmDelta)
// to current object-relative transform.
geVec3d VecXlate;
// back out the translations
VecXlate = XfmCurrent.Translation;
geXForm3d_Translate (&XfmCurrent, -VecXlate.X, -VecXlate.Y, -VecXlate.Z);
// do the rotation
geXForm3d_Multiply (&XfmDelta, &XfmCurrent, &XfmCurrent);
// and re-apply the translations
geXForm3d_Translate (&XfmCurrent, VecXlate.X, VecXlate.Y, VecXlate.Z);