Set up scene graph objects required for managing light sources

--HG-- extra : convert_revision : svn%3A7752d6cf-9f14-4ad2-affc-04f1e67b81a5/trunk%4033
2012-04-12 00:43:53 +00:00
parent 2ea2924764
commit 4215bf8b22
39 changed files with 4253 additions and 195 deletions
--- a/KREngine/KREngine/Classes/KRNode.cpp
+++ b/KREngine/KREngine/Classes/KRNode.cpp
@@ -0,0 +1,77 @@
+//
+//  KRNode.cpp
+//  KREngine
+//
+//  Created by Kearwood Gilbert on 12-04-11.
+//  Copyright (c) 2012 Kearwood Software. All rights reserved.
+//
+
+#include <iostream>
+
+#import "KRNode.h"
+
+
+KRNode::KRNode(std::string name)
+{
+    m_name = name;
+    m_localScale = KRVector3(1.0f, 1.0f, 1.0f);
+    m_localRotation = KRVector3(0.0f, 0.0f, 0.0f);
+    m_localTranslation = KRVector3(0.0f, 0.0f, 0.0f);
+}
+
+KRNode::~KRNode() {
+    for(std::vector<KRNode *>::iterator itr=m_childNodes.begin(); itr < m_childNodes.end(); ++itr) {
+        delete *itr;
+    }
+    m_childNodes.clear();
+}
+
+void KRNode::addChild(KRNode *child) {
+    m_childNodes.push_back(child);
+}
+
+tinyxml2::XMLElement *KRNode::saveXML(tinyxml2::XMLNode *parent) {
+    tinyxml2::XMLDocument *doc = parent->GetDocument();
+    tinyxml2::XMLElement *e = doc->NewElement(getElementName().c_str());
+    tinyxml2::XMLNode *n = parent->InsertEndChild(e);
+    e->SetAttribute("name", m_name.c_str());
+    e->SetAttribute("translate_x", m_localTranslation.x);
+    e->SetAttribute("translate_y", m_localTranslation.y);
+    e->SetAttribute("translate_z", m_localTranslation.z);
+    e->SetAttribute("scale_x", m_localScale.x);
+    e->SetAttribute("scale_y", m_localScale.y);
+    e->SetAttribute("scale_z", m_localScale.z);
+    e->SetAttribute("rotate_x", m_localRotation.x);
+    e->SetAttribute("rotate_y", m_localRotation.y);
+    e->SetAttribute("rotate_z", m_localRotation.z);
+    for(std::vector<KRNode *>::iterator itr=m_childNodes.begin(); itr < m_childNodes.end(); ++itr) {
+        KRNode *child = (*itr);
+        child->saveXML(n);
+    }
+    return e;
+}
+
+void KRNode::setLocalTranslation(const KRVector3 &v) {
+    m_localTranslation = v;
+}
+void KRNode::setLocalScale(const KRVector3 &v) {
+    m_localScale = v;
+}
+void KRNode::setLocalRotation(const KRVector3 &v) {
+    m_localRotation = v;
+}
+
+const KRVector3 &KRNode::getLocalTranslation() {
+    return m_localTranslation;
+}
+const KRVector3 &KRNode::getLocalScale() {
+    return m_localScale;
+}
+const KRVector3 &KRNode::getLocalRotation() {
+    return m_localRotation;
+}
+
+std::string KRNode::getElementName() {
+    return "node";
+}
+