Avoid warning and make local variable lower-case.

git-svn-id: svn://svn.code.sf.net/p/irrlicht/code/trunk@6000 dfc29bdd-3216-0410-991c-e03cc46cb475
2019-12-12 16:32:41 +00:00
commit 8310a3fbad
1909 changed files with 607639 additions and 0 deletions
--- a/source/Irrlicht/CSphereSceneNode.cpp
+++ b/source/Irrlicht/CSphereSceneNode.cpp
@@ -0,0 +1,206 @@
+// Copyright (C) 2002-2012 Nikolaus Gebhardt
+// This file is part of the "Irrlicht Engine".
+// For conditions of distribution and use, see copyright notice in irrlicht.h
+
+#include "IrrCompileConfig.h"
+#ifdef _IRR_COMPILE_WITH_SPHERE_SCENENODE_
+#include "CSphereSceneNode.h"
+#include "IVideoDriver.h"
+#include "ISceneManager.h"
+#include "S3DVertex.h"
+#include "os.h"
+#ifdef _IRR_COMPILE_WITH_SHADOW_VOLUME_SCENENODE_
+#include "CShadowVolumeSceneNode.h"
+#else
+#include "IShadowVolumeSceneNode.h"
+#endif // _IRR_COMPILE_WITH_SHADOW_VOLUME_SCENENODE_
+
+namespace irr
+{
+namespace scene
+{
+
+//! constructor
+CSphereSceneNode::CSphereSceneNode(f32 radius, u32 polyCountX, u32 polyCountY, ISceneNode* parent, ISceneManager* mgr, s32 id,
+			const core::vector3df& position, const core::vector3df& rotation, const core::vector3df& scale)
+: IMeshSceneNode(parent, mgr, id, position, rotation, scale), Mesh(0), Shadow(0),
+	Radius(radius), PolyCountX(polyCountX), PolyCountY(polyCountY)
+{
+	#ifdef _DEBUG
+	setDebugName("CSphereSceneNode");
+	#endif
+
+	Mesh = SceneManager->getGeometryCreator()->createSphereMesh(radius, polyCountX, polyCountY);
+}
+
+
+
+//! destructor
+CSphereSceneNode::~CSphereSceneNode()
+{
+	if (Shadow)
+		Shadow->drop();
+	if (Mesh)
+		Mesh->drop();
+}
+
+
+//! renders the node.
+void CSphereSceneNode::render()
+{
+	video::IVideoDriver* driver = SceneManager->getVideoDriver();
+
+	if (Mesh && driver)
+	{
+		driver->setMaterial(Mesh->getMeshBuffer(0)->getMaterial());
+		driver->setTransform(video::ETS_WORLD, AbsoluteTransformation);
+		if (Shadow)
+			Shadow->updateShadowVolumes();
+
+		driver->drawMeshBuffer(Mesh->getMeshBuffer(0));
+		if ( DebugDataVisible & scene::EDS_BBOX )
+		{
+			video::SMaterial m;
+			m.Lighting = false;
+			driver->setMaterial(m);
+			driver->draw3DBox(Mesh->getMeshBuffer(0)->getBoundingBox(), video::SColor(255,255,255,255));
+		}
+	}
+}
+
+
+//! Removes a child from this scene node.
+//! Implemented here, to be able to remove the shadow properly, if there is one,
+//! or to remove attached child.
+bool CSphereSceneNode::removeChild(ISceneNode* child)
+{
+	if (child && Shadow == child)
+	{
+		Shadow->drop();
+		Shadow = 0;
+	}
+
+	return ISceneNode::removeChild(child);
+}
+
+
+//! Creates shadow volume scene node as child of this node
+//! and returns a pointer to it.
+IShadowVolumeSceneNode* CSphereSceneNode::addShadowVolumeSceneNode(
+		const IMesh* shadowMesh, s32 id, bool zfailmethod, f32 infinity)
+{
+#ifdef _IRR_COMPILE_WITH_SHADOW_VOLUME_SCENENODE_
+	if (!SceneManager->getVideoDriver()->queryFeature(video::EVDF_STENCIL_BUFFER))
+		return 0;
+
+	if (!shadowMesh)
+		shadowMesh = Mesh; // if null is given, use the mesh of node
+
+	if (Shadow)
+		Shadow->drop();
+
+	Shadow = new CShadowVolumeSceneNode(shadowMesh, this, SceneManager, id,  zfailmethod, infinity);
+	return Shadow;
+#else
+	return 0;
+#endif
+}
+
+
+//! returns the axis aligned bounding box of this node
+const core::aabbox3d<f32>& CSphereSceneNode::getBoundingBox() const
+{
+	return Mesh ? Mesh->getBoundingBox() : Box;
+}
+
+
+void CSphereSceneNode::OnRegisterSceneNode()
+{
+	if (IsVisible)
+		SceneManager->registerNodeForRendering(this);
+
+	ISceneNode::OnRegisterSceneNode();
+}
+
+
+//! returns the material based on the zero based index i.
+video::SMaterial& CSphereSceneNode::getMaterial(u32 i)
+{
+	if (i>0 || !Mesh)
+		return ISceneNode::getMaterial(i);
+	else
+		return Mesh->getMeshBuffer(i)->getMaterial();
+}
+
+
+//! returns amount of materials used by this scene node.
+u32 CSphereSceneNode::getMaterialCount() const
+{
+	return 1;
+}
+
+
+//! Writes attributes of the scene node.
+void CSphereSceneNode::serializeAttributes(io::IAttributes* out, io::SAttributeReadWriteOptions* options) const
+{
+	ISceneNode::serializeAttributes(out, options);
+
+	out->addFloat("Radius", Radius);
+	out->addInt("PolyCountX", PolyCountX);
+	out->addInt("PolyCountY", PolyCountY);
+}
+
+
+//! Reads attributes of the scene node.
+void CSphereSceneNode::deserializeAttributes(io::IAttributes* in, io::SAttributeReadWriteOptions* options)
+{
+	f32 oldRadius = Radius;
+	u32 oldPolyCountX = PolyCountX;
+	u32 oldPolyCountY = PolyCountY;
+
+	Radius = in->getAttributeAsFloat("Radius");
+	PolyCountX = in->getAttributeAsInt("PolyCountX");
+	PolyCountY = in->getAttributeAsInt("PolyCountY");
+	// legacy values read for compatibility with older versions
+	u32 polyCount = in->getAttributeAsInt("PolyCount");
+	if (PolyCountX ==0 && PolyCountY == 0)
+		PolyCountX = PolyCountY = polyCount;
+
+	Radius = core::max_(Radius, 0.0001f);
+
+	if ( !core::equals(Radius, oldRadius) || PolyCountX != oldPolyCountX || PolyCountY != oldPolyCountY)
+	{
+		if (Mesh)
+			Mesh->drop();
+		Mesh = SceneManager->getGeometryCreator()->createSphereMesh(Radius, PolyCountX, PolyCountY);
+	}
+
+	ISceneNode::deserializeAttributes(in, options);
+}
+
+//! Creates a clone of this scene node and its children.
+ISceneNode* CSphereSceneNode::clone(ISceneNode* newParent, ISceneManager* newManager)
+{
+	if (!newParent)
+		newParent = Parent;
+	if (!newManager)
+		newManager = SceneManager;
+
+	CSphereSceneNode* nb = new CSphereSceneNode(Radius, PolyCountX, PolyCountY, newParent,
+		newManager, ID, RelativeTranslation);
+
+	nb->cloneMembers(this, newManager);
+	nb->getMaterial(0) = Mesh->getMeshBuffer(0)->getMaterial();
+	nb->Shadow = Shadow;
+	if ( nb->Shadow )
+		nb->Shadow->grab();
+
+	if ( newParent )
+		nb->drop();
+	return nb;
+}
+
+} // end namespace scene
+} // end namespace irr
+
+#endif // _IRR_COMPILE_WITH_SPHERE_SCENENODE_