#include "StdAfx.h"
#include "../PRTerrainLib/StdAfx.h"

#include "../eterLib/ResourceManager.h"
#include "../eterlib/StateManager.h"
#include "../EterPack/EterPackManager.h"

#include "AreaTerrain.h"
#include "MapOutdoor.h"

CDynamicPool<CTerrain>		CTerrain::ms_kPool;

void CTerrain::DestroySystem()
{
	ms_kPool.Destroy();
}

CTerrain* CTerrain::New()
{
	return ms_kPool.Alloc();
}

void CTerrain::Delete(CTerrain* pkTerrain)
{
	pkTerrain->Clear();
	ms_kPool.Free(pkTerrain);
}

CTerrain::CTerrain()
{
	memset(&m_lpAlphaTexture, 0, sizeof(m_lpAlphaTexture));
	memset(&m_lpMarkedTexture, 0, sizeof(m_lpMarkedTexture));
	Initialize();
}

CTerrain::~CTerrain()
{
	DeallocateMarkedSplats();
	RAW_DeallocateSplats();
	Clear();
}

void CTerrain::SetMapOutDoor(CMapOutdoor * pOwnerOutdoorMap)
{
	m_pOwnerOutdoorMap=pOwnerOutdoorMap;
}

void CTerrain::Clear()
{
	DeallocateMarkedSplats();
	CTerrainImpl::Clear();
  	Initialize();
}

bool CTerrain::Initialize()
{
	SetReady(false);
	m_strName = "";
	m_wX = m_wY = 0xFFFF;
	m_bReady = false;
	m_bMarked = false;

	for (BYTE byY = 0; byY < PATCH_YCOUNT; ++byY)
		for (BYTE byX = 0; byX < PATCH_XCOUNT; ++byX)
			m_TerrainPatchList[byY * PATCH_XCOUNT + byX].Clear();
	
	return true;
}

void CTerrain::LoadMiniMapTexture(const char * c_pchMiniMapFileName)
{
	DWORD dwStart = ELTimer_GetMSec();
	CGraphicImage * pImage = (CGraphicImage *) CResourceManager::Instance().GetResourcePointer(c_pchMiniMapFileName);
	m_MiniMapGraphicImageInstance.SetImagePointer(pImage);
	
	if (!m_MiniMapGraphicImageInstance.GetTexturePointer()->IsEmpty())
	{
		m_lpMiniMapTexture = m_MiniMapGraphicImageInstance.GetTexturePointer()->GetD3DTexture();
		Tracef("CTerrain::LoadMiniMapTexture %d ms\n", ELTimer_GetMSec() - dwStart);
	}
	else
	{
		Tracef(" CTerrain::LoadMiniMapTexture - MiniMapTexture Error");
		m_lpMiniMapTexture = NULL;
	}
}

void CTerrain::LoadShadowTexture(const char * ShadowFileName)
{
	DWORD dwStart = ELTimer_GetMSec();
	CGraphicImage * pImage = (CGraphicImage *) CResourceManager::Instance().GetResourcePointer(ShadowFileName);
	m_ShadowGraphicImageInstance.SetImagePointer(pImage);

	if (!m_ShadowGraphicImageInstance.GetTexturePointer()->IsEmpty())
		m_lpShadowTexture = m_ShadowGraphicImageInstance.GetTexturePointer()->GetD3DTexture();
	else
	{
		TraceError(" CTerrain::LoadShadowTexture - ShadowTexture is Empty");
		m_lpShadowTexture = NULL;
	}
	Tracef("CTerrain::LoadShadowTexture %d ms\n", ELTimer_GetMSec() - dwStart);
}

bool CTerrain::LoadShadowMap(const char * c_pszFileName)
{
	DWORD dwStart = ELTimer_GetMSec();
	Tracef("LoadShadowMap %s ", c_pszFileName);

	CMappedFile file;
	LPCVOID c_pvData;

	if (!CEterPackManager::Instance().Get(file, c_pszFileName, &c_pvData))
	{
		TraceError(" CTerrain::LoadShadowMap - %s OPEN ERROR", c_pszFileName);
		return false;
	}

	DWORD dwShadowMapSize = sizeof(WORD) * 256 * 256;

	if (file.Size() != dwShadowMapSize)
	{
		TraceError(" CTerrain::LoadShadowMap - %s SIZE ERROR", c_pszFileName);
		return false;
	}

	memcpy(m_awShadowMap, c_pvData, dwShadowMapSize);

	Tracef("%d ms\n", ELTimer_GetMSec() - dwStart);
	return true;
}

//////////////////////////////////////////////////////////////////////////
// Seamless¿ë »õ·Î¿î ÇÔ¼öµé...
//////////////////////////////////////////////////////////////////////////

void CTerrain::CopySettingFromGlobalSetting()
{
	m_lViewRadius	= m_pOwnerOutdoorMap->GetViewRadius();
	m_fHeightScale	= m_pOwnerOutdoorMap->GetHeightScale();
}

WORD CTerrain::WE_GetHeightMapValue(short sX, short sY)
{
	if (sX>=-1 && sY>=-1 && sX<HEIGHTMAP_RAW_XSIZE-1 && sY<HEIGHTMAP_RAW_YSIZE-1)
		return GetHeightMapValue(sX,sY);

	BYTE byTerrainNum;
	if ( !m_pOwnerOutdoorMap->GetTerrainNumFromCoord(m_wX, m_wY, &byTerrainNum) )
	{
		Tracef("CTerrain::WE_GetHeightMapValue : Can't Get TerrainNum from Coord %d, %d", m_wX, m_wY);
		byTerrainNum = 4;
	}
	
	short sTerrainCouuntX, sTerrainCouuntY;
	m_pOwnerOutdoorMap->GetTerrainCount(&sTerrainCouuntX, &sTerrainCouuntY);

	CTerrain * pTerrain = NULL;

	if (sY < -1)
	{
		if (m_wY <= 0)
		{
			if ( sX < -1)
			{
				if (m_wX <= 0)
					return GetHeightMapValue(-1, -1);
				else
				{
					if (!m_pOwnerOutdoorMap->GetTerrainPointer(byTerrainNum - 1, &pTerrain))
						return GetHeightMapValue(-1, -1);
					else
						return pTerrain->GetHeightMapValue(sX + XSIZE, -1);
				}
			}
			else if (sX >= HEIGHTMAP_RAW_XSIZE - 1)
			{
				if (m_wX >= sTerrainCouuntX - 1)
					return GetHeightMapValue(HEIGHTMAP_RAW_XSIZE - 1, -1);
				else
				{
					if (!m_pOwnerOutdoorMap->GetTerrainPointer(byTerrainNum + 1, &pTerrain))
						return GetHeightMapValue(HEIGHTMAP_RAW_XSIZE - 1, -1);
					else
						return pTerrain->GetHeightMapValue(sX - XSIZE, -1);
				}
			}
			else
				return GetHeightMapValue(sX, -1);
		}
		else
		{
			if (sX < -1)
			{
				if (m_wX <= 0)
				{
					if (!m_pOwnerOutdoorMap->GetTerrainPointer(byTerrainNum - 3, &pTerrain))
						return GetHeightMapValue(-1, -1);
					else
						return pTerrain->GetHeightMapValue(-1, sY + YSIZE);
				}
				else
				{
					if (!m_pOwnerOutdoorMap->GetTerrainPointer(byTerrainNum - 4, &pTerrain))
						return GetHeightMapValue(-1, -1);
					else
						return pTerrain->GetHeightMapValue(sX + XSIZE, sY + YSIZE);
				}
			}
			else if (sX >= HEIGHTMAP_RAW_XSIZE - 1)
			{
				if (m_wX >= sTerrainCouuntX)
				{
					if (!m_pOwnerOutdoorMap->GetTerrainPointer(byTerrainNum - 3, &pTerrain))
						return GetHeightMapValue(HEIGHTMAP_RAW_XSIZE - 1, -1);
					else
						return pTerrain->GetHeightMapValue(HEIGHTMAP_RAW_XSIZE - 1, sY + YSIZE);
				}
				else
				{
					if (!m_pOwnerOutdoorMap->GetTerrainPointer(byTerrainNum - 2, &pTerrain))
						return GetHeightMapValue(HEIGHTMAP_RAW_XSIZE - 1, -1);
					else
						return pTerrain->GetHeightMapValue(sX - XSIZE, sY + YSIZE);
				}
			}
			else
			{
				if (!m_pOwnerOutdoorMap->GetTerrainPointer(byTerrainNum - 3, &pTerrain))
					return GetHeightMapValue(sX, -1);
				else
					return pTerrain->GetHeightMapValue(sX, sY + YSIZE);
			}
		}
	}
	else if (sY >= HEIGHTMAP_RAW_YSIZE - 1)
	{
		if (m_wY >= sTerrainCouuntY - 1)
		{
			if (sX < -1)
			{
				if (m_wX <= 0)
					return GetHeightMapValue(-1, HEIGHTMAP_RAW_XSIZE - 1);
				else
				{
					if (!m_pOwnerOutdoorMap->GetTerrainPointer(byTerrainNum - 1, &pTerrain))
						return GetHeightMapValue(-1, HEIGHTMAP_RAW_XSIZE - 1);
					else
						return pTerrain->GetHeightMapValue(sX + XSIZE, HEIGHTMAP_RAW_YSIZE - 1);
				}
			}
			else if (sX >= HEIGHTMAP_RAW_XSIZE - 1)
			{
				if (m_wX >= sTerrainCouuntX - 1)
					return GetHeightMapValue(HEIGHTMAP_RAW_XSIZE - 1, HEIGHTMAP_RAW_YSIZE - 1);
				else
				{
					if (!m_pOwnerOutdoorMap->GetTerrainPointer(byTerrainNum + 1, &pTerrain))
						return GetHeightMapValue(HEIGHTMAP_RAW_XSIZE - 1, HEIGHTMAP_RAW_YSIZE - 1);
					else
						return pTerrain->GetHeightMapValue(sX - XSIZE, HEIGHTMAP_RAW_YSIZE - 1);
				}
			}
			else
				return GetHeightMapValue(sX, HEIGHTMAP_RAW_YSIZE - 1);
		}
		else
		{
			if (sX < -1)
			{
				if (m_wX <= 0)
				{
					if (!m_pOwnerOutdoorMap->GetTerrainPointer(byTerrainNum + 3, &pTerrain))
						return GetHeightMapValue(-1, HEIGHTMAP_RAW_YSIZE - 1);
					else
						return pTerrain->GetHeightMapValue(-1, sY - YSIZE);
				}
				else
				{
					if (!m_pOwnerOutdoorMap->GetTerrainPointer(byTerrainNum + 2, &pTerrain))
						return GetHeightMapValue(-1, HEIGHTMAP_RAW_XSIZE - 1);
					else
						return pTerrain->GetHeightMapValue(sX + XSIZE, sY - YSIZE);
				}
			}
			else if (sX >= HEIGHTMAP_RAW_XSIZE - 1)
			{
				if (m_wX >= sTerrainCouuntX - 1)
				{
					if (!m_pOwnerOutdoorMap->GetTerrainPointer(byTerrainNum + 3, &pTerrain))
						return GetHeightMapValue(HEIGHTMAP_RAW_XSIZE - 1, HEIGHTMAP_RAW_YSIZE - 1);
					else
						return pTerrain->GetHeightMapValue(HEIGHTMAP_RAW_XSIZE - 1, sY - YSIZE);
				}
				else
				{
					if (!m_pOwnerOutdoorMap->GetTerrainPointer(byTerrainNum + 4, &pTerrain))
						return GetHeightMapValue(HEIGHTMAP_RAW_XSIZE - 1, HEIGHTMAP_RAW_YSIZE - 1);
					else
						return pTerrain->GetHeightMapValue(sX - XSIZE, sY - YSIZE);
				}
			}
			else
			{
				if (!m_pOwnerOutdoorMap->GetTerrainPointer(byTerrainNum + 3, &pTerrain))
					return GetHeightMapValue(sX, HEIGHTMAP_RAW_YSIZE - 1);
				else
					return pTerrain->GetHeightMapValue(sX, sY - YSIZE);
			}
		}
	}
	else
	{
		if (sX < -1)
		{
			if (m_wX <= 0)
				return GetHeightMapValue(-1, sY);
			else
			{
				if (!m_pOwnerOutdoorMap->GetTerrainPointer(byTerrainNum - 1, &pTerrain))
					return GetHeightMapValue(-1, sY);
				else
					return pTerrain->GetHeightMapValue(sX + XSIZE, sY);
			}
		}
		else if (sX >= HEIGHTMAP_RAW_XSIZE - 1)
		{
			if (m_wX >= sTerrainCouuntX - 1)
				return GetHeightMapValue(HEIGHTMAP_RAW_XSIZE - 1, sY);
			else
			{
				if (!m_pOwnerOutdoorMap->GetTerrainPointer(byTerrainNum + 1, &pTerrain))
					return GetHeightMapValue(HEIGHTMAP_RAW_XSIZE - 1, sY);
				else
					return pTerrain->GetHeightMapValue(sX - XSIZE, sY);
			}
		}
		else
			return GetHeightMapValue(sX, sY);
	}
}

bool CTerrain::GetNormal(int ix, int iy, D3DXVECTOR3 * pv3Normal)
{
	long lMapWidth = XSIZE * CELLSCALE;
	long lMapHeight = YSIZE * CELLSCALE;
	while (ix < 0)
		ix += lMapWidth;
	
	while (iy < 0)
		iy += lMapHeight;
	
	while (ix > lMapWidth)
		ix -= lMapWidth;
	
	while (iy > lMapHeight)
		iy -= lMapHeight;

	ix /= CELLSCALE;
	iy /= CELLSCALE;

	D3DXVECTOR3 v3Noraml;
	char * n = (char*) &m_acNormalMap[(iy * NORMALMAP_XSIZE + ix)*3];
	pv3Normal->x = -((float)*n++) * 0.007874016f;
	pv3Normal->y = ((float)*n++) * 0.007874016f;
	pv3Normal->z = ((float)*n++) * 0.007874016f;

	return true;
}
// Returns the height of the terrain at the given world coordinate
float CTerrain::GetHeight(int x, int y)
{
	//if (0 == CELLSCALE)
		//return 0.0f;

	x -= m_wX * XSIZE * CELLSCALE;
	y -= m_wY * YSIZE * CELLSCALE;

	if (x < 0 || y < 0 || x > XSIZE * CELLSCALE || y > XSIZE * CELLSCALE)
		return 0.0f;

	long	xdist;				/* x mod size of tile */
	long	ydist;				/* y mod size of tile */
	float	xslope, yslope;		/* slopes of heights between vertices */
	
	float	h1, h2, h3;
	long	x2, y2;
	float	ooscale;

	/* Find out the distance relative to the top left vertex of a tile */
	xdist = x % CELLSCALE;
	ydist = y % CELLSCALE;
	
	/* Convert into pixel coordinates */
	ooscale = 1.0f / ((float)CELLSCALE);
	x /= CELLSCALE;
	y /= CELLSCALE;

	x2 = x; y2 = y;
	/* Get the height and color of the pixel at the top left corner */
	h1 = (float) GetHeightMapValue(x2, y2) * m_fHeightScale;
	
	/* Get the height and color of the pixel at the bottom right corner */
	x2 = x + 1;
	y2 = y + 1;

	h2 = (float) GetHeightMapValue(x2, y2) * m_fHeightScale;
	
	/* Left triangle */
	if (xdist <= ydist)
    {
		x2 = x;
		y2 = y + 1;

		h3 = (float) GetHeightMapValue(x2, y2) * m_fHeightScale;

		/* Get the height of the pixel at the bottom left corner */
		xslope = (h2 - h3) * ooscale;
		yslope = (h3 - h1) * ooscale;

		return (h1 + (xdist * xslope + ydist * yslope));
    }
	
	/* Right triangle */
	x2 = x + 1;
	y2 = y;

	h3 = (float) GetHeightMapValue(x2, y2) * m_fHeightScale;

	/* Get the height of the pixel at the top right corner */
	xslope = (h3 - h1) * ooscale;
	yslope = (h2 - h3) * ooscale;
	
	return (h1 + (xdist * xslope + ydist * yslope));
}

//////////////////////////////////////////////////////////////////////////
// HeightMapCoord -> TileMapCoord

void CTerrain::CalculateNormal(long x, long y)
{
	D3DXVECTOR3 normal;

	normal.x = -m_fHeightScale * ((float)GetHeightMapValue((x-1),y)-(float)GetHeightMapValue((x+1),y));
	normal.y = -m_fHeightScale * ((float)GetHeightMapValue(x,(y-1))-(float)GetHeightMapValue(x,(y+1)));

	normal.z = 2.0f * CELLSCALE;
	normal *= 127.0f / D3DXVec3Length(&normal);

	int ix, iy, iz;
	PR_FLOAT_TO_INT(normal.x, ix);
	PR_FLOAT_TO_INT(normal.y, iy);
	PR_FLOAT_TO_INT(normal.z, iz);
	
	char * n = (char*) &m_acNormalMap[(y * NORMALMAP_XSIZE + x)*3];
	
	*n++ = (char) ix;
	*n++ = (char) iy;
	*n++ = (char) iz;
}

bool CTerrain::RAW_LoadTileMap(const char * c_pszFileName, bool bBGLoading)
{
	CTerrainImpl::RAW_LoadTileMap(c_pszFileName);
	DWORD dwStart = ELTimer_GetMSec();
	RAW_AllocateSplats(bBGLoading);
	Tracef("CTerrain::RAW_AllocateSplats %d\n", ELTimer_GetMSec() - dwStart);
	return true;
}

bool CTerrain::LoadHeightMap(const char * c_pszFileName)
{
	CTerrainImpl::LoadHeightMap(c_pszFileName);
	DWORD dwStart = ELTimer_GetMSec();
	for (WORD y = 0; y < NORMALMAP_YSIZE; ++y)
		for (WORD x = 0; x < NORMALMAP_XSIZE; ++x)
			CalculateNormal(x, y);
		
	Tracef("LoadHeightMap::CalculateNormal %d ms\n", ELTimer_GetMSec() - dwStart);
	return true;
}

bool CTerrain::LoadAttrMap(const char *c_pszFileName)
{
	return CTerrainImpl::LoadAttrMap(c_pszFileName);
}

bool CTerrain::isAttrOn(WORD wCoordX, WORD wCoordY, BYTE byAttrFlag)
{
	if (wCoordX >= ATTRMAP_XSIZE || wCoordY >= ATTRMAP_YSIZE)
	{
		Tracef("CTerrain::isAttrOn Coordiante Error! Return false... Input Coord - X : %d, Y : %d ( Limit X : %d, Y : %d)", wCoordX, wCoordY, ATTRMAP_XSIZE, ATTRMAP_YSIZE);
		return false;
	}
	
	BYTE byMapAttr = m_abyAttrMap[wCoordY * ATTRMAP_XSIZE + wCoordX];

	if ( byAttrFlag < 16 )
		return (byMapAttr & byAttrFlag) ? true : false;
	else
	{
		if ( byAttrFlag/16 == byMapAttr/16)
			return true;
		else
			return false;
	}
}

BYTE CTerrain::GetAttr(WORD wCoordX, WORD wCoordY)
{
	if (wCoordX >= ATTRMAP_XSIZE || wCoordY >= ATTRMAP_YSIZE)
	{
		Tracef("CTerrain::GetAttr Coordiante Error! Return 0... Input Coord - X : %d, Y : %d ( Limit X : %d, Y : %d)", wCoordX, wCoordY, ATTRMAP_XSIZE, ATTRMAP_YSIZE);
		return 0;
	}
	
	return m_abyAttrMap[wCoordY * ATTRMAP_XSIZE + wCoordX];
}

void CTerrain::GetWaterHeight(BYTE byWaterNum, long * plWaterHeight)
{
	if (byWaterNum > m_byNumWater)
	{
		Tracef("CTerrain::GetWaterHeight WaterNum %d(Total Num %d) ERROR!", byWaterNum, m_byNumWater);
		return;
	}
	*plWaterHeight = m_lWaterHeight[byWaterNum];
}

bool CTerrain::GetWaterHeight(WORD wCoordX, WORD wCoordY, long * plWaterHeight)
{
	BYTE byWaterNum = *(m_abyWaterMap + (wCoordY * WATERMAP_XSIZE) + wCoordX);
	if (byWaterNum > m_byNumWater)
	{
		Tracef("CTerrain::GetWaterHeight (X %d, Y %d) ERROR!", wCoordX, wCoordY, m_byNumWater);
		return false;
	}
	*plWaterHeight = m_lWaterHeight[byWaterNum] / 2;

	return true;
}

void CTerrain::RAW_DeallocateSplats(bool bBGLoading)
{
	for (DWORD i = 1; i < GetTextureSet()->GetTextureCount(); ++i)
	{
		TTerainSplat & rSplat = m_TerrainSplatPatch.Splats[i];

		if (m_lpAlphaTexture[i])
		{
			ULONG ulRef;
			do
			{
				ulRef = m_lpAlphaTexture[i]->Release();
			} while(ulRef > 0);
		}

		rSplat.pd3dTexture = m_lpAlphaTexture[i] = NULL;
 	}

	memset(&m_TerrainSplatPatch, 0, sizeof(m_TerrainSplatPatch));
}

void CTerrain::RAW_AllocateSplats(bool bBGLoading)
{
	RAW_DeallocateSplats(bBGLoading);
	DWORD dwTexCount = GetTextureSet()->GetTextureCount();
	
	m_TerrainSplatPatch.m_bNeedsUpdate = true;

	for (DWORD t = 0; t < dwTexCount; ++t)
		m_TerrainSplatPatch.Splats[t].NeedsUpdate = 1;
	
	RAW_CountTiles();

// 	if ( WAIT_OBJECT_0 == LockDataWrite() )
		RAW_GenerateSplat(bBGLoading);
// 	UnlockDataWrite();
	
	m_TerrainSplatPatch.m_bNeedsUpdate = false;					
}

void CTerrain::RAW_CountTiles()
{
	for (long y = 0; y < TILEMAP_RAW_YSIZE; ++y)
	{
		long lPatchIndexY = min(max((y-1)/PATCH_TILE_YSIZE,0), PATCH_YCOUNT - 1);
		for (long x = 0; x < TILEMAP_RAW_XSIZE; ++x)
		{
			long lPatchIndexX = min(max((x-1)/(PATCH_TILE_XSIZE), 0), PATCH_XCOUNT - 1);
			BYTE tilenum = m_abyTileMap[y * TILEMAP_RAW_XSIZE + x];

			++m_TerrainSplatPatch.PatchTileCount[lPatchIndexY * PATCH_XCOUNT + lPatchIndexX][tilenum];

			if ( 0 == y % PATCH_TILE_YSIZE && 0 != y && (TILEMAP_RAW_YSIZE - 2) != y)
			{
				++m_TerrainSplatPatch.PatchTileCount[min(PATCH_YCOUNT - 1, lPatchIndexY + 1) * PATCH_XCOUNT + lPatchIndexX][tilenum];
				if ( 0 == x % PATCH_TILE_XSIZE && 0 != x && (TILEMAP_RAW_XSIZE - 2) != x)
				{
					++m_TerrainSplatPatch.PatchTileCount[lPatchIndexY * PATCH_XCOUNT + min(PATCH_XCOUNT - 1, lPatchIndexX + 1)][tilenum];
					++m_TerrainSplatPatch.PatchTileCount[min(PATCH_YCOUNT - 1, lPatchIndexY + 1) * PATCH_XCOUNT + min(PATCH_XCOUNT - 1, lPatchIndexX + 1)][tilenum];
				}
				else if ( 1 == x % PATCH_TILE_XSIZE && (TILEMAP_RAW_XSIZE -1) != x && 1 != x)
				{
					++m_TerrainSplatPatch.PatchTileCount[lPatchIndexY * PATCH_XCOUNT + max(0, lPatchIndexX - 1)][tilenum];
					++m_TerrainSplatPatch.PatchTileCount[min(PATCH_YCOUNT - 1, lPatchIndexY + 1) * PATCH_XCOUNT + max(0, lPatchIndexX - 1)][tilenum];
				}
			}
			else if ( 1 == y % PATCH_TILE_YSIZE && (TILEMAP_RAW_YSIZE -1) != y && 1 != y)
			{
				++m_TerrainSplatPatch.PatchTileCount[max(0, lPatchIndexY - 1) * PATCH_XCOUNT + lPatchIndexX][tilenum];
				if ( 0 == x % PATCH_TILE_XSIZE && 0 != x && (TILEMAP_RAW_XSIZE - 2) != x)
				{
					++m_TerrainSplatPatch.PatchTileCount[lPatchIndexY * PATCH_XCOUNT + min(PATCH_XCOUNT - 1, lPatchIndexX + 1)][tilenum];
					++m_TerrainSplatPatch.PatchTileCount[max(0, lPatchIndexY - 1) * PATCH_XCOUNT + min(PATCH_XCOUNT - 1, lPatchIndexX + 1)][tilenum];
				}
				else if ( 1 == x % PATCH_TILE_XSIZE && (TILEMAP_RAW_XSIZE -1) != x && 1 != x)
				{
					++m_TerrainSplatPatch.PatchTileCount[lPatchIndexY * PATCH_XCOUNT + max(0, lPatchIndexX - 1)][tilenum];
					++m_TerrainSplatPatch.PatchTileCount[max(0, lPatchIndexY - 1) * PATCH_XCOUNT + max(0, lPatchIndexX - 1)][tilenum];
				}
			}
			else
			{
				if ( 0 == x % PATCH_TILE_XSIZE && 0 != x && (TILEMAP_RAW_XSIZE - 2) != x)
					++m_TerrainSplatPatch.PatchTileCount[lPatchIndexY * PATCH_XCOUNT + min(PATCH_XCOUNT - 1, lPatchIndexX + 1)][tilenum];
				else if ( 1 == x % PATCH_TILE_XSIZE && (TILEMAP_RAW_XSIZE -1) != x && 1 != x)
					++m_TerrainSplatPatch.PatchTileCount[lPatchIndexY * PATCH_XCOUNT + max(0, lPatchIndexX - 1)][tilenum];
			}

			++m_TerrainSplatPatch.TileCount[tilenum];
		}
	}
}

void CTerrain::RAW_GenerateSplat(bool bBGLoading)
{
	if (!m_TerrainSplatPatch.m_bNeedsUpdate)
		return;

	m_TerrainSplatPatch.m_bNeedsUpdate = false;

	BYTE abyAlphaMap[SPLATALPHA_RAW_XSIZE * SPLATALPHA_RAW_YSIZE];
	BYTE * aptr;
	
	for (DWORD i = 1; i < GetTextureSet()->GetTextureCount(); ++i)
	{
		TTerainSplat & rSplat = m_TerrainSplatPatch.Splats[i];
		
		if (rSplat.NeedsUpdate)
		{
			if (m_TerrainSplatPatch.TileCount[i] > 0)
			{
				if (rSplat.Active)   // We already have an alpha map which needs to be updated
				{
					if (m_lpAlphaTexture[i])
					{
						ULONG ulRef;
						do
						{
							ulRef = m_lpAlphaTexture[i]->Release();
							if (ulRef > 0)
								TraceError(" CTerrain::RAW_GenerateSplat - TileCount > 0 : Alpha Texture Release(%d) ERROR", ulRef);
						} while(ulRef > 0);
					}

					rSplat.pd3dTexture = m_lpAlphaTexture[i] = NULL;
 				}

				rSplat.Active = 1;
				rSplat.NeedsUpdate = 0;

				aptr = abyAlphaMap;

				for (long y = 0; y < SPLATALPHA_RAW_YSIZE; ++y)
				{
					for (long x = 0; x < SPLATALPHA_RAW_XSIZE; ++x)
					{
						long lTileMapOffset = y * TILEMAP_RAW_XSIZE + x;
						 
						BYTE byTileNum = m_abyTileMap[lTileMapOffset];
						if (byTileNum == i)
 							*aptr = 0xFF;
						else if (byTileNum > i)
						{
							BYTE byTileTL, byTileTR, byTileBL, byTileBR, byTileT, byTileB, byTileL, byTileR;

							if ( x > 0 && y > 0 )
								byTileTL = m_abyTileMap[lTileMapOffset - TILEMAP_RAW_YSIZE - 1];
							else
								byTileTL = 0;
							if ( x < (SPLATALPHA_RAW_XSIZE - 1) && y > 0 )
								byTileTR = m_abyTileMap[lTileMapOffset - TILEMAP_RAW_YSIZE + 1];
							else
								byTileTR = 0;
							if ( x > 0 && y < (SPLATALPHA_RAW_YSIZE - 1) )
								byTileBL = m_abyTileMap[lTileMapOffset + TILEMAP_RAW_YSIZE - 1];
							else
								byTileBL = 0;
							if ( x < (SPLATALPHA_RAW_XSIZE - 1) && y < (SPLATALPHA_RAW_YSIZE - 1) )
								byTileBR = m_abyTileMap[lTileMapOffset + TILEMAP_RAW_YSIZE + 1];
							else
								byTileBR = 0;
							if ( y > 0 )
								byTileT = m_abyTileMap[lTileMapOffset - TILEMAP_RAW_YSIZE];
							else
								byTileT = 0;
							if ( y < (SPLATALPHA_RAW_YSIZE - 1) )
								byTileB = m_abyTileMap[lTileMapOffset + TILEMAP_RAW_YSIZE];
							else
								byTileB = 0;
							if ( x > 0 )
								byTileL = m_abyTileMap[lTileMapOffset - 1];
							else
								byTileL = 0;
							if ( x < (SPLATALPHA_RAW_XSIZE - 1) )
								byTileR = m_abyTileMap[lTileMapOffset + 1];
							else
								byTileR = 0;
							
							if (byTileTL == i || byTileTR == i || byTileBL == i || byTileBR == i ||
								byTileT == i || byTileB == i || byTileL == i || byTileR == i)
 								*aptr = 0xFF;
							else
 								*aptr = 0x00;
						}
						else
 							*aptr = 0x00;

 						++aptr;
					}
				}


				rSplat.pd3dTexture = AddTexture32(i, abyAlphaMap, SPLATALPHA_RAW_XSIZE, SPLATALPHA_RAW_YSIZE);
			}
			else
			{
				if (rSplat.Active)
				{
					if (m_lpAlphaTexture[i])
					{
						ULONG ulRef;
						do
						{
							ulRef = m_lpAlphaTexture[i]->Release();
							if (ulRef > 0)
								TraceError(" CTerrain::RAW_GenerateSplat - TileDount 0 : Alpha Texture Release(%d) ERROR", ulRef);
						} while(ulRef > 0);
					}
					
					rSplat.pd3dTexture = m_lpAlphaTexture[i] = NULL;
 				}
				rSplat.NeedsUpdate = 0;
				rSplat.Active = 0;
			}
		}
	}
}

LPDIRECT3DTEXTURE8 CTerrain::AddTexture32(BYTE byImageNum, BYTE * pbyImage, long lTextureWidth, long lTextureHeight)
{
	assert(NULL==m_lpAlphaTexture[byImageNum]);

	if (m_lpAlphaTexture[byImageNum])
		m_lpAlphaTexture[byImageNum]->Release();

	m_lpAlphaTexture[byImageNum]=NULL;

	HRESULT hr;
	D3DFORMAT format;

	if(ms_bSupportDXT)
		format = D3DFMT_A8R8G8B8;
	else
		format = D3DFMT_A4R4G4B4;


	bool bResizedAndSuccess = false;

	IDirect3DTexture8* pkTex=NULL;

	UINT uiNewWidth = 256;
	UINT uiNewHeight = 256;
	hr = ms_lpd3dDevice->CreateTexture(
		uiNewWidth, uiNewHeight, 5, 0, 
		format, D3DPOOL_MANAGED, &pkTex);
	if (FAILED(hr))
	{
		TraceError("CTerrain::AddTexture32 - CreateTexture Error");
		return NULL;
	}
	

	BYTE abResizeImage[256*256];
	{
		BYTE* pbDstPixel=abResizeImage;
		BYTE* pbSrcPixel;
		BYTE* abCurLine=pbyImage;
		for (UINT y=0; y<256; ++y, abCurLine+=258)
		{
			for (UINT x=0; x<256; ++x)
			{
				pbSrcPixel=abCurLine+x;
				*pbDstPixel++=
				(((	pbSrcPixel[0]+pbSrcPixel[1]+pbSrcPixel[2]+
					pbSrcPixel[258]+pbSrcPixel[260]+
					pbSrcPixel[258*2]+pbSrcPixel[258*2+1]+pbSrcPixel[258*2+2])
				>>3)+pbSrcPixel[259])>>1;
			}
		}

		D3DLOCKED_RECT  d3dlr;
		hr = pkTex->LockRect(0, &d3dlr, 0, 0);
		if (FAILED(hr))
		{
			pkTex->Release();
			return NULL;
		}
		
		if(ms_bSupportDXT)
			PutImage32(abResizeImage, (BYTE*) d3dlr.pBits, 256, d3dlr.Pitch, 256, 256, bResizedAndSuccess);
		else
			PutImage16(abResizeImage, (BYTE*) d3dlr.pBits, 256, d3dlr.Pitch, 256, 256, bResizedAndSuccess);

		pkTex->UnlockRect(0);
	}

	BYTE abResizeImage2[128*128];

	BYTE* pbSrcBuffer=abResizeImage;
	BYTE* pbDstBuffer=abResizeImage2;

	UINT uSrcSize=256;
	
	for (UINT uMipMapLevel=1; uMipMapLevel!=pkTex->GetLevelCount(); ++uMipMapLevel)
	{
		UINT uDstSize=uSrcSize>>1;

		BYTE* pbDstPixel=pbDstBuffer;
		BYTE* pbSrcPixel;
		BYTE* abCurLine=pbSrcBuffer;
		for (UINT y=0; y!=uSrcSize; y+=2, abCurLine+=uSrcSize*2)
		{
			for (UINT x=0; x!=uSrcSize; x+=2)
			{
				pbSrcPixel=abCurLine+x;
				*pbDstPixel++=(pbSrcPixel[0]+pbSrcPixel[1]+pbSrcPixel[uSrcSize+0]+pbSrcPixel[uSrcSize+1])>>2;
			}
		}

		D3DLOCKED_RECT  d3dlr;
	
		hr = pkTex->LockRect(uMipMapLevel, &d3dlr, 0, 0);
		if (FAILED(hr))
			continue;

		if(ms_bSupportDXT)
			PutImage32(pbDstBuffer, (BYTE*) d3dlr.pBits, uDstSize, d3dlr.Pitch, uDstSize, uDstSize, bResizedAndSuccess);
		else
			PutImage16(pbDstBuffer, (BYTE*) d3dlr.pBits, uDstSize, d3dlr.Pitch, uDstSize, uDstSize, bResizedAndSuccess);

		hr = pkTex->UnlockRect(uMipMapLevel);
		
		std::swap(pbSrcBuffer, pbDstBuffer);
		uSrcSize=uDstSize;
	}

	m_lpAlphaTexture[byImageNum]=pkTex;

	return pkTex;
}

void CTerrain::PutImage32(BYTE *src, BYTE *dst, long src_pitch, long dst_pitch, long texturewidth, long textureheight, bool bResize)
{
	for (int y = 0; y < textureheight; ++y)
    {
		for (int x = 0; x < texturewidth; ++x)
		{
			DWORD packed_pixel = src[x] << 24;
			*((DWORD*)(dst+x*4)) = packed_pixel;

		}

		dst += dst_pitch;
		src += src_pitch;
    }
}

void CTerrain::PutImage16(BYTE *src, BYTE *dst, long src_pitch, long dst_pitch, long texturewidth, long textureheight, bool bResize)
{
	for (int y = 0; y < textureheight; ++y)
    {
		for (int x = 0; x < texturewidth; ++x)
		{
			WORD packed_pixel = src[x] << 8;
			//& ¿¬»ê ÇѹøÀÌ ¾Æ±õ´Ù
			//WORD packed_pixel = (src[x]&0xF0) << 8;
			*((WORD*)(dst+x*2)) = packed_pixel;
		}

		dst += dst_pitch;
		src += src_pitch;
    }
}

void CTerrain::SetCoordinate(WORD wCoordX, WORD wCoordY)
{
	m_wX = wCoordX;
	m_wY = wCoordY;
}

void CTerrain::CalculateTerrainPatch()
{
	for (BYTE byPatchNumY = 0; byPatchNumY < PATCH_YCOUNT; ++byPatchNumY)
		for (BYTE byPatchNumX = 0; byPatchNumX < PATCH_XCOUNT; ++byPatchNumX)
			_CalculateTerrainPatch(byPatchNumX, byPatchNumY);
}

CTerrainPatch * CTerrain::GetTerrainPatchPtr(BYTE byPatchNumX, BYTE byPatchNumY)
{
	if (byPatchNumX < 0 || byPatchNumX >= PATCH_XCOUNT || byPatchNumY < 0 || byPatchNumY >= PATCH_YCOUNT)
		return NULL;

	return &m_TerrainPatchList[byPatchNumY * PATCH_XCOUNT + byPatchNumX];
}



void CTerrain::_CalculateTerrainPatch(BYTE byPatchNumX, BYTE byPatchNumY)
{
	if (!m_awRawHeightMap || !m_acNormalMap || !m_abyWaterMap)
		return;

	DWORD dwPatchNum = byPatchNumY * PATCH_XCOUNT + byPatchNumX;

	CTerrainPatch& rkTerrainPatch=m_TerrainPatchList[dwPatchNum];
	if (!rkTerrainPatch.NeedUpdate())
		return;

	const float fOpaqueWaterDepth = m_pOwnerOutdoorMap->GetOpaqueWaterDepth();
	const float fOOOpaqueWaterDepth = 1.0f/fOpaqueWaterDepth;
	const float fTransparentWaterDepth = 0.8f * fOpaqueWaterDepth;

	rkTerrainPatch.Clear();	

	HardwareTransformPatch_SSourceVertex akSrcTerrainVertex[CTerrainPatch::TERRAIN_VERTEX_COUNT];
	SWaterVertex akSrcWaterVertex[PATCH_XSIZE * PATCH_YSIZE * 6];
		
	DWORD dwNormalWidth = CTerrainImpl::NORMALMAP_XSIZE * 3;
	DWORD dwStartX = byPatchNumX * PATCH_XSIZE;
	DWORD dwStartY = byPatchNumY * PATCH_YSIZE;
	
	WORD * wOrigRawHeightPtr = m_awRawHeightMap + ((dwStartY+1) * HEIGHTMAP_RAW_XSIZE) + dwStartX+1;
	char * chOrigNormalPtr = m_acNormalMap + (dwStartY * dwNormalWidth) + dwStartX * 3;
	BYTE * byOrigWaterPtr = m_abyWaterMap + (dwStartY * WATERMAP_XSIZE) + dwStartX;
	
	float fX, fY, fOrigX, fOrigY;
	fOrigX = fX = (float)(m_wX * XSIZE * CELLSCALE) + (float)(dwStartX * CELLSCALE);
	fOrigY = fY = (float)(m_wY * YSIZE * CELLSCALE) + (float)(dwStartY * CELLSCALE);

	rkTerrainPatch.SetMinX(fX);
	rkTerrainPatch.SetMaxX(fX + (float)(PATCH_XSIZE*CELLSCALE));
	rkTerrainPatch.SetMinY(fY);
	rkTerrainPatch.SetMaxY(fY + (float)(PATCH_YSIZE*CELLSCALE));
	
	float fMinZ =  999999.0f;
	float fMaxZ = -999999.0f;
	WORD wNumPlainType = 0;
	WORD wNumHillType = 0;
	WORD wNumCliffType = 0;

	bool bWaterExist=false;
	
	SWaterVertex*	lpWaterVertex=akSrcWaterVertex;
	UINT uWaterVertexCount=0;
	
	HardwareTransformPatch_SSourceVertex*	lpTerrainVertex=akSrcTerrainVertex;	
	UINT uTerrainVertexCount=0;

	D3DXVECTOR3 kNormal;
	D3DXVECTOR3 kPosition;
	for (DWORD dwY = dwStartY; dwY <= dwStartY + PATCH_YSIZE; ++dwY)
    {
		WORD * pwRawHeight	= wOrigRawHeightPtr;
		char * pchNormal	= chOrigNormalPtr;
		BYTE * pbyWater		= byOrigWaterPtr;
		fX = fOrigX;
		
		for (DWORD dwX = dwStartX; dwX <= dwStartX + PATCH_XSIZE; ++dwX)
		{
			WORD hgt = (*pwRawHeight++);
			
			kNormal.x = -(*pchNormal++) * 0.0078740f;
			kNormal.y = (*pchNormal++) * 0.0078740f;
			kNormal.z = (*pchNormal++) * 0.0078740f;

			kPosition.x = +fX;
			kPosition.y = -fY;
			kPosition.z = (float)(hgt) * m_fHeightScale;
			lpTerrainVertex->kPosition = kPosition;
			lpTerrainVertex->kNormal = kNormal;

			if (0.5f > kNormal.z)				// ¼öÆòÀ¸·Î ºÎÅÍ 30µµ ÀÌÇÏ °¢À¸·Î  ±â¿ï¾îÁ® ÀÖ´Ù. Cliff typeÀ¸·Î Á¤ÀÇ
				++wNumCliffType;
			else if (0.8660254f > kNormal.z)	// ¼öÆòÀ¸·Î ºÎÅÍ 60µµ ÀÌÇÏ °¢À¸·Î  ±â¿ï¾îÁ® ÀÖ´Ù. Hill typeÀ¸·Î Á¤ÀÇ
				++wNumHillType;
			else										// ±× ÀÌ»óÀº plain ŸÀÔ
				++wNumPlainType;
			
			if (kPosition.z > fMaxZ)
				fMaxZ = kPosition.z;
			if (kPosition.z < fMinZ)
				fMinZ = kPosition.z;
			
			if (0 <= dwX && 0 <= dwY && XSIZE > dwX && YSIZE > dwY && 
				(dwStartX + PATCH_XSIZE) != dwX && (dwStartY + PATCH_YSIZE) != dwY)
			{
				BYTE byNumWater = (*pbyWater++);

				if (byNumWater != 0xFF)
				{
					long lWaterHeight = m_lWaterHeight[byNumWater];
					if (-1 != lWaterHeight)
					{
						float fWaterTerrainHeightDifference0 = (float)(lWaterHeight - (long)hgt);
						if (fWaterTerrainHeightDifference0 >= fTransparentWaterDepth)
							fWaterTerrainHeightDifference0 = fTransparentWaterDepth;
						if (fWaterTerrainHeightDifference0 <= 0.0f)
							fWaterTerrainHeightDifference0 = 0.0f;

						float fWaterTerrainHeightDifference1 = (float)(lWaterHeight - (long)(*(pwRawHeight + CTerrainImpl::HEIGHTMAP_RAW_XSIZE - 1)));
						if (fWaterTerrainHeightDifference1 >= fTransparentWaterDepth)
							fWaterTerrainHeightDifference1 = fTransparentWaterDepth;
						if (fWaterTerrainHeightDifference1 <= 0.0f)
							fWaterTerrainHeightDifference1 = 0.0f;

						float fWaterTerrainHeightDifference2 = (float)(lWaterHeight - (long)(*(pwRawHeight)));
						if (fWaterTerrainHeightDifference2 >= fTransparentWaterDepth)
							fWaterTerrainHeightDifference2 = fTransparentWaterDepth;
						if (fWaterTerrainHeightDifference2 <= 0.0f)
							fWaterTerrainHeightDifference2 = 0.0f;

						float fWaterTerrainHeightDifference3 = (float)(lWaterHeight - (long)(*(pwRawHeight + CTerrainImpl::HEIGHTMAP_RAW_XSIZE)));
						if (fWaterTerrainHeightDifference3 >= fTransparentWaterDepth)
							fWaterTerrainHeightDifference3 = fTransparentWaterDepth;
						if (fWaterTerrainHeightDifference3 <= 0.0f)
							fWaterTerrainHeightDifference3 = 0.0f;

						DWORD dwAlpha0;
						DWORD dwAlpha1;
						DWORD dwAlpha2;
						DWORD dwAlpha3;

						PR_FLOAT_TO_INT(fWaterTerrainHeightDifference0 * fOOOpaqueWaterDepth * 255.0f, dwAlpha0);
						PR_FLOAT_TO_INT(fWaterTerrainHeightDifference1 * fOOOpaqueWaterDepth * 255.0f, dwAlpha1);
						PR_FLOAT_TO_INT(fWaterTerrainHeightDifference2 * fOOOpaqueWaterDepth * 255.0f, dwAlpha2);
						PR_FLOAT_TO_INT(fWaterTerrainHeightDifference3 * fOOOpaqueWaterDepth * 255.0f, dwAlpha3);

						DWORD dwAlphaKey=(dwAlpha0<<24)|(dwAlpha1<<16)|(dwAlpha2<<8)|dwAlpha3;
						if (dwAlphaKey!=0)
						{							
							assert(lpWaterVertex<akSrcWaterVertex+PATCH_XSIZE * PATCH_YSIZE * 6);
							lpWaterVertex->x = fX;
							lpWaterVertex->y = -fY;
							lpWaterVertex->z = (float)lWaterHeight * m_fHeightScale;
							lpWaterVertex->dwDiffuse = ((dwAlpha0 << 24) & 0xFF000000) | 0x000000FF;// 0x000F939B
							lpWaterVertex++;
							
							lpWaterVertex->x = fX;
							lpWaterVertex->y = -fY - float(CELLSCALE);
							lpWaterVertex->z = (float)lWaterHeight * m_fHeightScale;
							lpWaterVertex->dwDiffuse = ((dwAlpha1 << 24) & 0xFF000000) | 0x00FFFFFF;
							lpWaterVertex++;

							lpWaterVertex->x = fX + float(CELLSCALE);
							lpWaterVertex->y = -fY;
							lpWaterVertex->z = (float)lWaterHeight * m_fHeightScale;
							lpWaterVertex->dwDiffuse = ((dwAlpha2 << 24) & 0xFF000000) | 0x00FFFFFF;
							lpWaterVertex++;

							lpWaterVertex->x = fX + float(CELLSCALE);
							lpWaterVertex->y = -fY;
							lpWaterVertex->z = (float)lWaterHeight * m_fHeightScale;
							lpWaterVertex->dwDiffuse = ((dwAlpha2 << 24) & 0xFF000000) | 0x00FFFFFF;
							lpWaterVertex++;

							lpWaterVertex->x = fX;
							lpWaterVertex->y = -fY - float(CELLSCALE);
							lpWaterVertex->z = (float)lWaterHeight * m_fHeightScale;
							lpWaterVertex->dwDiffuse = ((dwAlpha1 << 24) & 0xFF000000) | 0x00FFFFFF;
							lpWaterVertex++;

							lpWaterVertex->x = fX + float(CELLSCALE);
							lpWaterVertex->y = -fY - float(CELLSCALE);
							lpWaterVertex->z = (float)lWaterHeight * m_fHeightScale;
							lpWaterVertex->dwDiffuse = ((dwAlpha3 << 24) & 0xFF0000FF) | 0x00FFFFFF;
							lpWaterVertex++;
							
							uWaterVertexCount+=6;
							bWaterExist = true;
						}
					}
					
				}
			}
			
			++lpTerrainVertex;
			++uTerrainVertexCount;
			fX += float(CELLSCALE);
		}
		
		wOrigRawHeightPtr += CTerrainImpl::HEIGHTMAP_RAW_XSIZE;
		chOrigNormalPtr += dwNormalWidth;
		byOrigWaterPtr  += CTerrainImpl::XSIZE;
		fY += float(CELLSCALE);
    }
	
	if (wNumPlainType <= max(wNumHillType, wNumCliffType))
	{
		if (wNumCliffType <= wNumHillType)
			rkTerrainPatch.SetType(CTerrainPatch::PATCH_TYPE_HILL);
		else
			rkTerrainPatch.SetType(CTerrainPatch::PATCH_TYPE_CLIFF);
	}

	rkTerrainPatch.SetWaterExist(bWaterExist);
	
	rkTerrainPatch.SetMinZ(fMinZ);
	rkTerrainPatch.SetMaxZ(fMaxZ);

	assert((PATCH_XSIZE+1)*(PATCH_YSIZE+1)==uTerrainVertexCount);
	rkTerrainPatch.BuildTerrainVertexBuffer(akSrcTerrainVertex);
	
	if (bWaterExist)
		rkTerrainPatch.BuildWaterVertexBuffer(akSrcWaterVertex, uWaterVertexCount);

	rkTerrainPatch.NeedUpdate(false);
}

void CTerrain::AllocateMarkedSplats(BYTE * pbyAlphaMap)
{
	TTerainSplat & rAttrSplat = m_MarkedSplatPatch.Splats[0];
	HRESULT hr;

	if (m_lpMarkedTexture)
	{
		ULONG ulRef;
		do
		{
			ulRef = m_lpMarkedTexture->Release();
		} while(ulRef > 0);
	}

	do
	{
		hr = ms_lpd3dDevice->CreateTexture(ATTRMAP_XSIZE, ATTRMAP_YSIZE, 1, 0, D3DFMT_A8R8G8B8, D3DPOOL_MANAGED, &m_lpMarkedTexture);
	} while(FAILED(hr));

	D3DLOCKED_RECT d3dlr;
	do
	{
		hr = m_lpMarkedTexture->LockRect(0, &d3dlr, 0, 0);
	} while(FAILED(hr));

	PutImage32(pbyAlphaMap, (BYTE*) d3dlr.pBits, ATTRMAP_XSIZE, d3dlr.Pitch, ATTRMAP_XSIZE, ATTRMAP_YSIZE);

	do
	{
		hr = m_lpMarkedTexture->UnlockRect(0);
	} while(FAILED(hr));

	rAttrSplat.pd3dTexture = m_lpMarkedTexture;
	m_bMarked = true;
}

void CTerrain::DeallocateMarkedSplats()
{
	TTerainSplat & rSplat = m_MarkedSplatPatch.Splats[0];
	if (m_lpMarkedTexture)
	{
		ULONG ulRef;
		do
		{
			ulRef = m_lpMarkedTexture->Release();
		} while(ulRef > 0);
	}

	rSplat.pd3dTexture = NULL;
	m_lpMarkedTexture = NULL;
	m_bMarked = FALSE;

	memset(&m_MarkedSplatPatch, 0, sizeof(m_MarkedSplatPatch));
}