source-engine/hammer/MapAxisHandle.cpp
FluorescentCIAAfricanAmerican 3bf9df6b27 1
2020-04-22 12:56:21 -04:00

452 lines
13 KiB
C++

//========= Copyright Valve Corporation, All rights reserved. ============//
//
// Purpose: A helper that represents the axis of rotation for a rotating entity.
// When selected, it exposes handles for the endpoints of the axis.
//
// It writes the axis as a keyvalue of the form:
//
// "x0 y0 z0, x1 y1 z1"
//
//=============================================================================//
#include "stdafx.h"
#include "Box3D.h"
#include "GlobalFunctions.h"
#include "fgdlib/HelperInfo.h"
#include "materialsystem/imaterialsystem.h"
#include "materialsystem/imesh.h"
#include "MainFrm.h" // For refreshing the object properties dialog
#include "MapDoc.h"
#include "MapAxisHandle.h"
#include "MapPointHandle.h"
#include "MapView2D.h"
#include "Material.h"
#include "Options.h"
#include "Render2D.h"
#include "Render3D.h"
#include "ToolManager.h"
#include "ToolAxisHandle.h"
// memdbgon must be the last include file in a .cpp file!!!
#include <tier0/memdbgon.h>
IMPLEMENT_MAPCLASS(CMapAxisHandle);
//-----------------------------------------------------------------------------
// Purpose: Factory function. Used for creating a CMapAxisHandle from a set
// of string parameters from the FGD file.
// Input : pInfo - Pointer to helper info class which gives us information
// about how to create the class.
// Output : Returns a pointer to the class, NULL if an error occurs.
//-----------------------------------------------------------------------------
CMapClass *CMapAxisHandle::Create(CHelperInfo *pHelperInfo, CMapEntity *pParent)
{
static char *pszDefaultKeyName = "axis";
const char *pszKey = pHelperInfo->GetParameter(0);
if (pszKey == NULL)
{
pszKey = pszDefaultKeyName;
}
CMapAxisHandle *pBox = new CMapAxisHandle(pszKey);
pBox->SetRenderColor(255, 255, 255);
return(pBox);
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : pfMins -
// pfMaxs -
//-----------------------------------------------------------------------------
CMapAxisHandle::CMapAxisHandle(void)
{
Initialize();
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : pfMins -
// pfMaxs -
//-----------------------------------------------------------------------------
CMapAxisHandle::CMapAxisHandle(const char *pszKey)
{
Initialize();
strcpy(m_szKeyName, pszKey);
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void CMapAxisHandle::Initialize(void)
{
m_szKeyName[0] = '\0';
r = 255;
g = 255;
b = 255;
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
CMapAxisHandle::~CMapAxisHandle(void)
{
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : bFullUpdate -
//-----------------------------------------------------------------------------
void CMapAxisHandle::CalcBounds(BOOL bFullUpdate)
{
CMapClass::CalcBounds(bFullUpdate);
//
// We don't affect our parent's 2D render bounds.
//
m_Render2DBox.ResetBounds();
//
// Calculate 3D culling box.
//
m_CullBox.ResetBounds();
for (int i = 0; i < 2; i++)
{
m_Point[i].CalcBounds(bFullUpdate);
Vector vecMins;
Vector vecMaxs;
m_Point[i].GetCullBox(vecMins, vecMaxs);
m_CullBox.UpdateBounds(vecMins, vecMaxs);
}
m_BoundingBox = m_CullBox;
}
//-----------------------------------------------------------------------------
// Purpose:
// Output : CMapClass
//-----------------------------------------------------------------------------
CMapClass *CMapAxisHandle::Copy(bool bUpdateDependencies)
{
CMapAxisHandle *pCopy = new CMapAxisHandle;
if (pCopy != NULL)
{
pCopy->CopyFrom(this, bUpdateDependencies);
}
return(pCopy);
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : pObject -
// Output : CMapClass
//-----------------------------------------------------------------------------
CMapClass *CMapAxisHandle::CopyFrom(CMapClass *pObject, bool bUpdateDependencies)
{
Assert(pObject->IsMapClass(MAPCLASS_TYPE(CMapAxisHandle)));
CMapAxisHandle *pFrom = (CMapAxisHandle *)pObject;
CMapClass::CopyFrom(pObject, bUpdateDependencies);
m_Point[0].CopyFrom(&pFrom->m_Point[0], bUpdateDependencies);
m_Point[1].CopyFrom(&pFrom->m_Point[1], bUpdateDependencies);
strcpy(m_szKeyName, pFrom->m_szKeyName);
return(this);
}
//-----------------------------------------------------------------------------
// Purpose: Gets the tool object for a given context data from HitTest2D.
//-----------------------------------------------------------------------------
CBaseTool *CMapAxisHandle::GetToolObject(int nHitData, bool bAttachObject)
{
// FIXME: ideally, we could use CToolPointHandle here, because all it does is move
// points around, but that would require some way for the CMapAxisHandle to know
// when the CMapPointHandle's position changes. This way the CToolAxisHandle can
// handle the notification. In general, we need a better system for building complex
// objects from simple ones and handling changes to the simple objects in the complex one.
//
// If we DID use a CToolPointHandle, we'd need to reconcile the status bar updates that
// are done in OnMouseMove2D, because points and axes cause different status bar text
// to be displayed as they are dragged around.
CToolAxisHandle *pTool = (CToolAxisHandle *)ToolManager()->GetToolForID(TOOL_AXIS_HANDLE);
if ( bAttachObject )
{
pTool->Attach(this, nHitData);
}
return pTool;
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : pView -
// point -
// nData -
// Output : Returns true on success, false on failure.
//-----------------------------------------------------------------------------
bool CMapAxisHandle::HitTest2D(CMapView2D *pView, const Vector2D &point, HitInfo_t &HitData)
{
if ( IsVisible() )
{
for (int i = 0; i < 2; i++)
{
if ( m_Point[i].HitTest2D(pView, point, HitData) )
{
HitData.pObject = this;
HitData.uData = i;
HitData.nDepth = 0; // map helpers have no real depth
return true;
}
}
}
return false;
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : pRender -
//-----------------------------------------------------------------------------
void CMapAxisHandle::Render2D(CRender2D *pRender)
{
SelectionState_t eState = GetSelectionState();
if (eState == SELECT_NONE)
return;
m_Point[0].Render2D(pRender);
m_Point[1].Render2D(pRender);
if (eState == SELECT_MODIFY)
{
pRender->PushRenderMode( RENDER_MODE_DOTTED );
pRender->SetDrawColor( GetRValue(Options.colors.clrSelection), GetGValue(Options.colors.clrSelection), GetBValue(Options.colors.clrSelection) );
}
else
{
pRender->PushRenderMode( RENDER_MODE_FLAT );
pRender->SetDrawColor( GetRValue(Options.colors.clrToolHandle), GetGValue(Options.colors.clrToolHandle), GetBValue(Options.colors.clrToolHandle) );
}
Vector vecOrigin1;
Vector vecOrigin2;
m_Point[0].GetOrigin(vecOrigin1);
m_Point[1].GetOrigin(vecOrigin2);
pRender->DrawLine(vecOrigin1, vecOrigin2);
pRender->PopRenderMode();
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : pRender -
//-----------------------------------------------------------------------------
void CMapAxisHandle::Render3D(CRender3D *pRender)
{
if (GetSelectionState() != SELECT_NONE)
{
for (int i = 0; i < 2; i++)
{
m_Point[i].Render3D(pRender);
}
Vector vec1;
Vector vec2;
m_Point[0].GetOrigin(vec1);
m_Point[1].GetOrigin(vec2);
pRender->SetDrawColor( 255, 255, 255 );
pRender->DrawLine(vec1, vec2);
}
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
int CMapAxisHandle::SerializeRMF(std::fstream &File, BOOL bRMF)
{
return(0);
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
int CMapAxisHandle::SerializeMAP(std::fstream &File, BOOL bRMF)
{
return(0);
}
//-----------------------------------------------------------------------------
// Purpose: Overridden to chain down to our endpoints, which are not children.
//-----------------------------------------------------------------------------
void CMapAxisHandle::SetOrigin(Vector &vecOrigin)
{
BaseClass::SetOrigin(vecOrigin);
m_Point[0].SetOrigin(vecOrigin);
m_Point[1].SetOrigin(vecOrigin);
}
//-----------------------------------------------------------------------------
// Purpose: Overridden to chain down to our endpoints, which are not children.
//-----------------------------------------------------------------------------
SelectionState_t CMapAxisHandle::SetSelectionState(SelectionState_t eSelectionState)
{
SelectionState_t eState = BaseClass::SetSelectionState(eSelectionState);
m_Point[0].SetSelectionState(eSelectionState);
m_Point[1].SetSelectionState(eSelectionState);
return eState;
}
//-----------------------------------------------------------------------------
// Purpose: Special version of set SelectionState to set the state in only one
// endpoint handle for dragging that handle.
//-----------------------------------------------------------------------------
SelectionState_t CMapAxisHandle::SetSelectionState(SelectionState_t eSelectionState, int nHandle)
{
SelectionState_t eState = BaseClass::SetSelectionState(eSelectionState);
m_Point[nHandle].SetSelectionState(eSelectionState);
return eState;
}
//-----------------------------------------------------------------------------
// Purpose: Overridden because origin helpers don't take the color of their
// parent entity.
// Input : red, green, blue -
//-----------------------------------------------------------------------------
void CMapAxisHandle::SetRenderColor(unsigned char red, unsigned char green, unsigned char blue)
{
}
//-----------------------------------------------------------------------------
// Purpose: Overridden because origin helpers don't take the color of their
// parent entity.
// Input : red, green, blue -
//-----------------------------------------------------------------------------
void CMapAxisHandle::SetRenderColor(color32 rgbColor)
{
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : szKey -
// szValue -
//-----------------------------------------------------------------------------
void CMapAxisHandle::OnParentKeyChanged(const char *szKey, const char *szValue)
{
if (!stricmp(szKey, m_szKeyName))
{
Vector vecOrigin1;
Vector vecOrigin2;
sscanf(szValue, "%f %f %f, %f %f %f", &vecOrigin1.x, &vecOrigin1.y, &vecOrigin1.z, &vecOrigin2.x, &vecOrigin2.y, &vecOrigin2.z);
m_Point[0].SetOrigin(vecOrigin1);
m_Point[1].SetOrigin(vecOrigin2);
CalcBounds();
}
}
//-----------------------------------------------------------------------------
// Purpose: Called by the axis tool to update the position of the endpoint.
//-----------------------------------------------------------------------------
void CMapAxisHandle::UpdateEndPoint(Vector &vecPos, int nPointIndex)
{
m_Point[nPointIndex].m_Origin = vecPos;
CalcBounds();
UpdateParentKey();
}
//-----------------------------------------------------------------------------
// Purpose: Overridden to transform our endpoints.
//-----------------------------------------------------------------------------
void CMapAxisHandle::DoTransform(const VMatrix &matrix)
{
BaseClass::DoTransform(matrix);
m_Point[0].Transform(matrix);
m_Point[1].Transform(matrix);
UpdateParentKey();
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void CMapAxisHandle::UpdateParentKey(void)
{
if (m_szKeyName[0])
{
CMapEntity *pEntity = dynamic_cast <CMapEntity *> (m_pParent);
if (pEntity != NULL)
{
Vector vecOrigin1;
Vector vecOrigin2;
m_Point[0].GetOrigin(vecOrigin1);
m_Point[1].GetOrigin(vecOrigin2);
CalcBounds();
char szValue[KEYVALUE_MAX_VALUE_LENGTH];
sprintf(szValue, "%g %g %g, %g %g %g", (double)vecOrigin1.x, (double)vecOrigin1.y, (double)vecOrigin1.z, (double)vecOrigin2.x, (double)vecOrigin2.y, (double)vecOrigin2.z);
pEntity->NotifyChildKeyChanged(this, m_szKeyName, szValue);
}
}
}
//-----------------------------------------------------------------------------
// Purpose: Sets the keyvalue in our parent when we are added to the world.
// Input : pWorld -
//-----------------------------------------------------------------------------
void CMapAxisHandle::OnAddToWorld(CMapWorld *pWorld)
{
BaseClass::OnAddToWorld(pWorld);
UpdateParentKey();
}
//-----------------------------------------------------------------------------
// Purpose: Sets the keyvalue in our parent after the map is loaded.
// Input : pWorld -
//-----------------------------------------------------------------------------
void CMapAxisHandle::PostloadWorld(CMapWorld *pWorld)
{
BaseClass::PostloadWorld(pWorld);
UpdateParentKey();
}