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//========= Copyright Valve Corporation, All rights reserved. ============//
//
// Purpose: Implements an entity helper that extracts the bounds of a non-nodraw
// face from a solid sibling, saving them as keyvalues in the entity.
//
//=============================================================================//
#include "stdafx.h"
#include "Box3D.h"
#include "fgdlib/HelperInfo.h"
#include "MapQuadBounds.h"
#include "mathlib/MathLib.h"
#include "Render3D.h"
#include "material.h"
#include "materialsystem/imaterialsystem.h"
#include "materialsystem/imesh.h"
#include "mapsolid.h"
#include "mapentity.h"
// memdbgon must be the last include file in a .cpp file!!!
#include <tier0/memdbgon.h>
IMPLEMENT_MAPCLASS(CMapQuadBounds)
#define QUAD_ERR_NONE 0
#define QUAD_ERR_MULT_FACES 1
#define QUAD_ERR_NOT_QUAD 2
//-----------------------------------------------------------------------------
// Purpose: Factory function. Used for creating a CMapQuadBounds helper 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 helper.
// Output : Returns a pointer to the helper, NULL if an error occurs.
//-----------------------------------------------------------------------------
CMapClass *CMapQuadBounds::CreateQuadBounds(CHelperInfo *pHelperInfo, CMapEntity *pParent)
{
CMapQuadBounds* pQuadBounds = new CMapQuadBounds;
return(pQuadBounds);
}
//-----------------------------------------------------------------------------
// Purpose: Constructor.
//-----------------------------------------------------------------------------
CMapQuadBounds::CMapQuadBounds(void)
{
m_vLowerLeft.Init();
m_vUpperLeft.Init();
m_vLowerRight.Init();
m_vUpperRight.Init();
}
//-----------------------------------------------------------------------------
// Purpose: Destructor.
//-----------------------------------------------------------------------------
CMapQuadBounds::~CMapQuadBounds(void)
{
}
//------------------------------------------------------------------------------
// Purpose: Before saving, fill in my parent entity's keys with the bounds of
// a non-nodraw face from a sibling solid.
//------------------------------------------------------------------------------
void CMapQuadBounds::PresaveWorld(void)
{
CMapEntity *pMapEntity = dynamic_cast<CMapEntity*>(GetParent());
if (!pMapEntity)
{
return;
}
CMapSolid *pSolid = pMapEntity->GetChildOfType((CMapSolid*)NULL);
if (pSolid)
{
int nFaces = pSolid->GetFaceCount();
bool bFound = false;
for (int i = 0; i < nFaces; i++)
{
//
// Look for face with 4 points that isn't no draw
//
CMapFace *pFace = pSolid->GetFace(i);
char szCurrentTexture[MAX_PATH];
pFace->GetTextureName(szCurrentTexture);
int nPoints = pFace->GetPointCount();
// Ignore no draw surfaces
if (stricmp(szCurrentTexture, "tools/toolsnodraw"))
{
if (bFound)
{
m_nError = QUAD_ERR_MULT_FACES;
}
else if (nPoints != 4)
{
m_nError = QUAD_ERR_NOT_QUAD;
}
else
{
Vector vLowerLeft,vUpperLeft,vLowerRight,vUpperRight;
pFace->GetPoint(m_vLowerLeft, 0);
pFace->GetPoint(m_vLowerRight,1);
pFace->GetPoint(m_vUpperRight,2);
pFace->GetPoint(m_vUpperLeft, 3);
bFound = true;
m_nError = QUAD_ERR_NONE;
}
}
}
static char buf[64];
sprintf( buf, "%g %g %g", (double)m_vLowerLeft[0], (double)m_vLowerLeft[1], (double)m_vLowerLeft[2] );
pMapEntity->SetKeyValue( "lowerleft", buf );
sprintf( buf, "%g %g %g", (double)m_vUpperLeft[0], (double)m_vUpperLeft[1], (double)m_vUpperLeft[2] );
pMapEntity->SetKeyValue( "upperleft", buf );
sprintf( buf, "%g %g %g", (double)m_vLowerRight[0], (double)m_vLowerRight[1], (double)m_vLowerRight[2] );
pMapEntity->SetKeyValue( "lowerright", buf );
sprintf( buf, "%g %g %g", (double)m_vUpperRight[0], (double)m_vUpperRight[1], (double)m_vUpperRight[2] );
pMapEntity->SetKeyValue( "upperright", buf );
sprintf( buf, "%i", m_nError);
pMapEntity->SetKeyValue( "error", buf );
}
}
//-----------------------------------------------------------------------------
// Purpose: Returns an exact copy of this object.
//-----------------------------------------------------------------------------
CMapClass *CMapQuadBounds::Copy(bool bUpdateDependencies)
{
CMapQuadBounds *pCopy = new CMapQuadBounds;
if (pCopy != NULL)
{
pCopy->CopyFrom(this, bUpdateDependencies);
}
return(pCopy);
}
//-----------------------------------------------------------------------------
// Purpose: Makes this an exact duplicate of pObject.
// Input : pObject - Object to copy.
// Output : Returns this.
//-----------------------------------------------------------------------------
CMapClass *CMapQuadBounds::CopyFrom(CMapClass *pObject, bool bUpdateDependencies)
{
Assert(pObject->IsMapClass(MAPCLASS_TYPE(CMapQuadBounds)));
CMapQuadBounds *pFrom = (CMapQuadBounds *)pObject;
CMapClass::CopyFrom(pObject, bUpdateDependencies);
m_vLowerLeft = pFrom->m_vLowerLeft;
m_vUpperLeft = pFrom->m_vUpperLeft;
m_vLowerRight = pFrom->m_vLowerRight;
m_vUpperRight = pFrom->m_vUpperRight;
m_nError = pFrom->m_nError;
return(this);
}
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