Initial commit

engines/hpl1/engine/resources/ParticleManager.cpp

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+/* ScummVM - Graphic Adventure Engine
+ *
+ * ScummVM is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+/*
+ * Copyright (C) 2006-2010 - Frictional Games
+ *
+ * This file is part of HPL1 Engine.
+ */
+
+#include "hpl1/engine/resources/ParticleManager.h"
+
+#include "hpl1/engine/graphics/Graphics.h"
+#include "hpl1/engine/graphics/ParticleSystem3D.h"
+#include "hpl1/engine/resources/FileSearcher.h"
+#include "hpl1/engine/resources/Resources.h"
+#include "hpl1/engine/system/low_level_system.h"
+
+namespace hpl {
+
+//////////////////////////////////////////////////////////////////////////
+// CONSTRUCTORS
+//////////////////////////////////////////////////////////////////////////
+
+//-----------------------------------------------------------------------
+
+cParticleManager::cParticleManager(cGraphics *apGraphics, cResources *apResources)
+	: iResourceManager(apResources->GetFileSearcher(), apResources->GetLowLevel(),
+					   apResources->GetLowLevelSystem()) {
+	mpGraphics = apGraphics;
+	mpResources = apResources;
+}
+
+cParticleManager::~cParticleManager() {
+	tResourceHandleMapIt it = m_mapHandleResources.begin();
+	for (; it != m_mapHandleResources.end(); ++it) {
+		iResourceBase *pResource = it->second;
+		while (pResource->HasUsers())
+			pResource->DecUserCount();
+	}
+
+	DestroyUnused(0);
+
+	Log(" Done with particles\n");
+}
+
+//-----------------------------------------------------------------------
+
+//////////////////////////////////////////////////////////////////////////
+// PUBLIC METHODS
+//////////////////////////////////////////////////////////////////////////
+
+//-----------------------------------------------------------------------
+
+iResourceBase *cParticleManager::Create(const tString &asName) {
+	return NULL;
+}
+
+//-----------------------------------------------------------------------
+
+iParticleSystem2D *cParticleManager::CreatePS2D(const tString &asName, cVector3f avSize) {
+	/*tParticleSystemDataMapIt it = m_mapData.find(asName);
+	if(it == m_mapData.end()) return NULL;
+
+	iParticleSystemData *pData = it->second;
+
+	//Is name needed?..nahh
+	iParticleSystem* pPart = pData->Create("",avSize);
+	pPart->SetDataName(asName);
+	pPart->SetDataSize(avSize);
+
+	if(pPart->GetType() == eParticleSystemType_2D)
+		return static_cast<iParticleSystem2D*>(pPart);
+	else
+	{
+		hplDelete(pPart);
+		return NULL;
+	}*/
+
+	return NULL;
+}
+
+//-----------------------------------------------------------------------
+
+cParticleSystem3D *cParticleManager::CreatePS3D(const tString &asName, const tString &asType,
+												cVector3f avSize, const cMatrixf &a_mtxTransform) {
+	cParticleSystemData3D *pData = NULL;
+
+	tString sTypeName = cString::SetFileExt(cString::ToLowerCase(asType), "");
+
+	// tParticleSystemData3DMapIt it = m_mapData3D.find(sTypeName);
+	// if(it == m_mapData3D.end())
+	pData = static_cast<cParticleSystemData3D *>(GetByName(sTypeName));
+	if (pData == NULL) {
+		tString sFile = cString::SetFileExt(asType, "ps");
+
+		tString sPath = mpFileSearcher->GetFilePath(sFile);
+
+		if (sPath == "") {
+			Error("Couldn't find particle system file '%s'\n", sFile.c_str());
+			return NULL;
+		}
+
+		cParticleSystemData3D *pPSData = hplNew(cParticleSystemData3D, (sTypeName,
+																		mpResources, mpGraphics));
+
+		if (pPSData->LoadFromFile(sPath) == false) {
+			Error("Can't load data from particle system file '%s'\n", sTypeName.c_str());
+			hplDelete(pPSData);
+			return NULL;
+		}
+
+		AddData3D(pPSData);
+
+		pData = pPSData;
+	}
+
+	pData->IncUserCount();
+	cParticleSystem3D *pPS = pData->Create(asName, avSize, a_mtxTransform);
+	pPS->SetDataName(asType);
+	pPS->SetDataSize(avSize);
+	pPS->SetParticleManager(this);
+
+	return pPS;
+}
+
+//-----------------------------------------------------------------------
+
+void cParticleManager::AddData3D(cParticleSystemData3D *apData) {
+	AddResource(apData);
+	// m.insert(tParticleSystemData3DMap::value_type(cString::ToLowerCase(apData->GetName()),
+	//														apData));
+}
+
+//-----------------------------------------------------------------------
+
+void cParticleManager::Preload(const tString &asFile) {
+	tString sTypeName = cString::SetFileExt(cString::ToLowerCase(asFile), "");
+
+	// tParticleSystemData3DMapIt it = m_mapData3D.find(sTypeName);
+	// if(it == m_mapData3D.end())
+	cParticleSystemData3D *pData = static_cast<cParticleSystemData3D *>(GetByName(sTypeName));
+	if (pData == NULL) {
+		tString sFile = cString::SetFileExt(asFile, "ps");
+		tString sPath = mpFileSearcher->GetFilePath(sFile);
+		if (sPath == "") {
+			Error("Couldn't find particle system file '%s'\n", sFile.c_str());
+			return;
+		}
+
+		cParticleSystemData3D *pPSData = hplNew(cParticleSystemData3D, (sTypeName,
+																		mpResources, mpGraphics));
+
+		if (pPSData->LoadFromFile(sPath) == false) {
+			Error("Can't load data from particle system file '%s'\n", sTypeName.c_str());
+			hplDelete(pPSData);
+			return;
+		}
+
+		AddData3D(pPSData);
+	}
+}
+
+//-----------------------------------------------------------------------
+
+void cParticleManager::Unload(iResourceBase *apResource) {
+}
+//-----------------------------------------------------------------------
+
+void cParticleManager::Destroy(iResourceBase *apResource) {
+	if (apResource->HasUsers()) {
+		apResource->DecUserCount();
+	}
+}
+
+//-----------------------------------------------------------------------
+
+//////////////////////////////////////////////////////////////////////////
+// PRIVATE METHODS
+//////////////////////////////////////////////////////////////////////////
+
+//-----------------------------------------------------------------------
+
+//-----------------------------------------------------------------------
+} // namespace hpl