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engines/hpl1/engine/graphics/Skeleton.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/graphics/Skeleton.h"
+
+#include "hpl1/engine/graphics/Bone.h"
+#include "hpl1/engine/system/MemoryManager.h"
+#include "hpl1/engine/system/low_level_system.h"
+
+namespace hpl {
+
+//////////////////////////////////////////////////////////////////////////
+// CONSTRUCTORS
+//////////////////////////////////////////////////////////////////////////
+
+//-----------------------------------------------------------------------
+
+cSkeleton::cSkeleton() {
+	mpRootBone = hplNew(cBone, ("__root_bone", this));
+	mpRootBone->SetTransform(cMatrixf::Identity);
+}
+
+//-----------------------------------------------------------------------
+
+cSkeleton::~cSkeleton() {
+	// All bones are deleted in this call.
+	// No need to delete the bones in the containers.
+	hplDelete(mpRootBone);
+}
+
+//-----------------------------------------------------------------------
+
+//////////////////////////////////////////////////////////////////////////
+// PUBLIC METHODS
+//////////////////////////////////////////////////////////////////////////
+
+//-----------------------------------------------------------------------
+
+void cSkeleton::AddBone(cBone *apBone) {
+	mvBones.push_back(apBone);
+
+	m_mapBonesIdxByName.insert(tBoneIdxNameMap::value_type(apBone->GetName(), (int)mvBones.size() - 1));
+}
+
+void cSkeleton::RemoveBone(cBone *apBone) {
+	tBoneVecIt vecIt = mvBones.begin();
+	for (; vecIt != mvBones.end(); ++vecIt) {
+		if (*vecIt == apBone) {
+			mvBones.erase(vecIt);
+			break;
+		}
+	}
+
+	// Rebuild the map
+	m_mapBonesIdxByName.clear();
+
+	for (int i = 0; i < (int)mvBones.size(); i++) {
+		m_mapBonesIdxByName.insert(tBoneIdxNameMap::value_type(
+			mvBones[i]->GetName(), i));
+	}
+}
+
+//-----------------------------------------------------------------------
+
+cBone *cSkeleton::GetRootBone() {
+	return mpRootBone;
+}
+
+//-----------------------------------------------------------------------
+
+cBone *cSkeleton::GetBoneByIndex(int alIndex) {
+	return mvBones[alIndex];
+}
+
+cBone *cSkeleton::GetBoneByName(const tString &asName) {
+	int alIdx = GetBoneIndexByName(asName);
+	if (alIdx < 0)
+		return NULL;
+
+	return mvBones[alIdx];
+}
+
+int cSkeleton::GetBoneIndexByName(const tString &asName) {
+	tBoneIdxNameMapIt it = m_mapBonesIdxByName.find(asName);
+	if (it == m_mapBonesIdxByName.end())
+		return -1;
+
+	return it->second;
+}
+int cSkeleton::GetBoneNum() {
+	return (int)mvBones.size();
+}
+
+//-----------------------------------------------------------------------
+
+//////////////////////////////////////////////////////////////////////////
+// PRIVATE METHODS
+//////////////////////////////////////////////////////////////////////////
+
+//-----------------------------------------------------------------------
+
+//-----------------------------------------------------------------------
+} // namespace hpl