forked from Mirrorlandia_minetest/irrlicht
373 lines
14 KiB
C++
373 lines
14 KiB
C++
// 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
|
|
|
|
#ifndef __C_SCENE_MANAGER_H_INCLUDED__
|
|
#define __C_SCENE_MANAGER_H_INCLUDED__
|
|
|
|
#include "ISceneManager.h"
|
|
#include "ISceneNode.h"
|
|
#include "ICursorControl.h"
|
|
#include "irrString.h"
|
|
#include "irrArray.h"
|
|
#include "IMeshLoader.h"
|
|
#include "CAttributes.h"
|
|
|
|
namespace irr
|
|
{
|
|
namespace io
|
|
{
|
|
class IFileSystem;
|
|
}
|
|
namespace scene
|
|
{
|
|
class IMeshCache;
|
|
|
|
/*!
|
|
The Scene Manager manages scene nodes, mesh resources, cameras and all the other stuff.
|
|
*/
|
|
class CSceneManager : public ISceneManager, public ISceneNode
|
|
{
|
|
public:
|
|
|
|
//! constructor
|
|
CSceneManager(video::IVideoDriver* driver, io::IFileSystem* fs,
|
|
gui::ICursorControl* cursorControl, IMeshCache* cache = 0,
|
|
gui::IGUIEnvironment *guiEnvironment = 0);
|
|
|
|
//! destructor
|
|
virtual ~CSceneManager();
|
|
|
|
//! gets an animateable mesh. loads it if needed. returned pointer must not be dropped.
|
|
virtual IAnimatedMesh* getMesh(const io::path& filename, const io::path& alternativeCacheName) _IRR_OVERRIDE_;
|
|
|
|
//! gets an animateable mesh. loads it if needed. returned pointer must not be dropped.
|
|
virtual IAnimatedMesh* getMesh(io::IReadFile* file) _IRR_OVERRIDE_;
|
|
|
|
//! Returns an interface to the mesh cache which is shared between all existing scene managers.
|
|
virtual IMeshCache* getMeshCache() _IRR_OVERRIDE_;
|
|
|
|
//! returns the video driver
|
|
virtual video::IVideoDriver* getVideoDriver() _IRR_OVERRIDE_;
|
|
|
|
//! return the gui environment
|
|
virtual gui::IGUIEnvironment* getGUIEnvironment() _IRR_OVERRIDE_;
|
|
|
|
//! return the filesystem
|
|
virtual io::IFileSystem* getFileSystem() _IRR_OVERRIDE_;
|
|
|
|
//! adds a scene node for rendering an animated mesh model
|
|
virtual IAnimatedMeshSceneNode* addAnimatedMeshSceneNode(IAnimatedMesh* mesh, ISceneNode* parent=0, s32 id=-1,
|
|
const core::vector3df& position = core::vector3df(0,0,0),
|
|
const core::vector3df& rotation = core::vector3df(0,0,0),
|
|
const core::vector3df& scale = core::vector3df(1.0f, 1.0f, 1.0f),
|
|
bool alsoAddIfMeshPointerZero=false) _IRR_OVERRIDE_;
|
|
|
|
//! adds a scene node for rendering a static mesh
|
|
//! the returned pointer must not be dropped.
|
|
virtual IMeshSceneNode* addMeshSceneNode(IMesh* mesh, ISceneNode* parent=0, s32 id=-1,
|
|
const core::vector3df& position = core::vector3df(0,0,0),
|
|
const core::vector3df& rotation = core::vector3df(0,0,0),
|
|
const core::vector3df& scale = core::vector3df(1.0f, 1.0f, 1.0f),
|
|
bool alsoAddIfMeshPointerZero=false) _IRR_OVERRIDE_;
|
|
|
|
//! renders the node.
|
|
virtual void render() _IRR_OVERRIDE_;
|
|
|
|
//! returns the axis aligned bounding box of this node
|
|
virtual const core::aabbox3d<f32>& getBoundingBox() const _IRR_OVERRIDE_;
|
|
|
|
//! registers a node for rendering it at a specific time.
|
|
virtual u32 registerNodeForRendering(ISceneNode* node, E_SCENE_NODE_RENDER_PASS pass = ESNRP_AUTOMATIC) _IRR_OVERRIDE_;
|
|
|
|
//! Clear all nodes which are currently registered for rendering
|
|
virtual void clearAllRegisteredNodesForRendering() _IRR_OVERRIDE_;
|
|
|
|
//! draws all scene nodes
|
|
virtual void drawAll() _IRR_OVERRIDE_;
|
|
|
|
//! Adds a camera scene node to the tree and sets it as active camera.
|
|
//! \param position: Position of the space relative to its parent where the camera will be placed.
|
|
//! \param lookat: Position where the camera will look at. Also known as target.
|
|
//! \param parent: Parent scene node of the camera. Can be null. If the parent moves,
|
|
//! the camera will move too.
|
|
//! \return Pointer to interface to camera
|
|
virtual ICameraSceneNode* addCameraSceneNode(ISceneNode* parent = 0,
|
|
const core::vector3df& position = core::vector3df(0,0,0),
|
|
const core::vector3df& lookat = core::vector3df(0,0,100),
|
|
s32 id=-1, bool makeActive=true) _IRR_OVERRIDE_;
|
|
|
|
//! Adds a billboard scene node to the scene. A billboard is like a 3d sprite: A 2d element,
|
|
//! which always looks to the camera. It is usually used for things like explosions, fire,
|
|
//! lensflares and things like that.
|
|
virtual IBillboardSceneNode* addBillboardSceneNode(ISceneNode* parent = 0,
|
|
const core::dimension2d<f32>& size = core::dimension2d<f32>(10.0f, 10.0f),
|
|
const core::vector3df& position = core::vector3df(0,0,0), s32 id=-1,
|
|
video::SColor shadeTop = 0xFFFFFFFF, video::SColor shadeBottom = 0xFFFFFFFF) _IRR_OVERRIDE_;
|
|
|
|
//! Adds a dummy transformation scene node to the scene graph.
|
|
virtual IDummyTransformationSceneNode* addDummyTransformationSceneNode(
|
|
ISceneNode* parent=0, s32 id=-1) _IRR_OVERRIDE_;
|
|
|
|
//! Adds an empty scene node.
|
|
virtual ISceneNode* addEmptySceneNode(ISceneNode* parent, s32 id=-1) _IRR_OVERRIDE_;
|
|
|
|
//! Returns the root scene node. This is the scene node which is parent
|
|
//! of all scene nodes. The root scene node is a special scene node which
|
|
//! only exists to manage all scene nodes. It is not rendered and cannot
|
|
//! be removed from the scene.
|
|
//! \return Pointer to the root scene node.
|
|
virtual ISceneNode* getRootSceneNode() _IRR_OVERRIDE_;
|
|
|
|
//! Returns the current active camera.
|
|
//! \return The active camera is returned. Note that this can be NULL, if there
|
|
//! was no camera created yet.
|
|
virtual ICameraSceneNode* getActiveCamera() const _IRR_OVERRIDE_;
|
|
|
|
//! Sets the active camera. The previous active camera will be deactivated.
|
|
//! \param camera: The new camera which should be active.
|
|
virtual void setActiveCamera(ICameraSceneNode* camera) _IRR_OVERRIDE_;
|
|
|
|
//! Adds an external mesh loader.
|
|
virtual void addExternalMeshLoader(IMeshLoader* externalLoader) _IRR_OVERRIDE_;
|
|
|
|
//! Returns the number of mesh loaders supported by Irrlicht at this time
|
|
virtual u32 getMeshLoaderCount() const _IRR_OVERRIDE_;
|
|
|
|
//! Retrieve the given mesh loader
|
|
virtual IMeshLoader* getMeshLoader(u32 index) const _IRR_OVERRIDE_;
|
|
|
|
//! Adds an external scene loader.
|
|
virtual void addExternalSceneLoader(ISceneLoader* externalLoader) _IRR_OVERRIDE_;
|
|
|
|
//! Returns the number of scene loaders supported by Irrlicht at this time
|
|
virtual u32 getSceneLoaderCount() const _IRR_OVERRIDE_;
|
|
|
|
//! Retrieve the given scene loader
|
|
virtual ISceneLoader* getSceneLoader(u32 index) const _IRR_OVERRIDE_;
|
|
|
|
//! Returns a pointer to the scene collision manager.
|
|
virtual ISceneCollisionManager* getSceneCollisionManager() _IRR_OVERRIDE_;
|
|
|
|
//! Returns a pointer to the mesh manipulator.
|
|
virtual IMeshManipulator* getMeshManipulator() _IRR_OVERRIDE_;
|
|
|
|
//! Adds a scene node to the deletion queue.
|
|
virtual void addToDeletionQueue(ISceneNode* node) _IRR_OVERRIDE_;
|
|
|
|
//! Returns the first scene node with the specified id.
|
|
virtual ISceneNode* getSceneNodeFromId(s32 id, ISceneNode* start=0) _IRR_OVERRIDE_;
|
|
|
|
//! Returns the first scene node with the specified name.
|
|
virtual ISceneNode* getSceneNodeFromName(const c8* name, ISceneNode* start=0) _IRR_OVERRIDE_;
|
|
|
|
//! Returns the first scene node with the specified type.
|
|
virtual ISceneNode* getSceneNodeFromType(scene::ESCENE_NODE_TYPE type, ISceneNode* start=0) _IRR_OVERRIDE_;
|
|
|
|
//! returns scene nodes by type.
|
|
virtual void getSceneNodesFromType(ESCENE_NODE_TYPE type, core::array<scene::ISceneNode*>& outNodes, ISceneNode* start=0) _IRR_OVERRIDE_;
|
|
|
|
//! Posts an input event to the environment. Usually you do not have to
|
|
//! use this method, it is used by the internal engine.
|
|
virtual bool postEventFromUser(const SEvent& event) _IRR_OVERRIDE_;
|
|
|
|
//! Clears the whole scene. All scene nodes are removed.
|
|
virtual void clear() _IRR_OVERRIDE_;
|
|
|
|
//! Removes all children of this scene node
|
|
virtual void removeAll() _IRR_OVERRIDE_;
|
|
|
|
//! Returns interface to the parameters set in this scene.
|
|
virtual io::IAttributes* getParameters() _IRR_OVERRIDE_;
|
|
|
|
//! Returns current render pass.
|
|
virtual E_SCENE_NODE_RENDER_PASS getSceneNodeRenderPass() const _IRR_OVERRIDE_;
|
|
|
|
//! Creates a new scene manager.
|
|
virtual ISceneManager* createNewSceneManager(bool cloneContent) _IRR_OVERRIDE_;
|
|
|
|
//! Returns type of the scene node
|
|
virtual ESCENE_NODE_TYPE getType() const _IRR_OVERRIDE_ { return ESNT_SCENE_MANAGER; }
|
|
|
|
//! Returns the default scene node factory which can create all built in scene nodes
|
|
virtual ISceneNodeFactory* getDefaultSceneNodeFactory() _IRR_OVERRIDE_;
|
|
|
|
//! Adds a scene node factory to the scene manager.
|
|
/** Use this to extend the scene manager with new scene node types which it should be
|
|
able to create automatically, for example when loading data from xml files. */
|
|
virtual void registerSceneNodeFactory(ISceneNodeFactory* factoryToAdd) _IRR_OVERRIDE_;
|
|
|
|
//! Returns amount of registered scene node factories.
|
|
virtual u32 getRegisteredSceneNodeFactoryCount() const _IRR_OVERRIDE_;
|
|
|
|
//! Returns a scene node factory by index
|
|
virtual ISceneNodeFactory* getSceneNodeFactory(u32 index) _IRR_OVERRIDE_;
|
|
|
|
//! Returns a typename from a scene node type or null if not found
|
|
virtual const c8* getSceneNodeTypeName(ESCENE_NODE_TYPE type) _IRR_OVERRIDE_;
|
|
|
|
//! Adds a scene node to the scene by name
|
|
virtual ISceneNode* addSceneNode(const char* sceneNodeTypeName, ISceneNode* parent=0) _IRR_OVERRIDE_;
|
|
|
|
//! Saves the current scene into a file.
|
|
virtual bool saveScene(const io::path& filename, ISceneUserDataSerializer* userDataSerializer=0, ISceneNode* node=0) _IRR_OVERRIDE_;
|
|
|
|
//! Saves the current scene into a file.
|
|
virtual bool saveScene(io::IWriteFile* file, ISceneUserDataSerializer* userDataSerializer=0, ISceneNode* node=0) _IRR_OVERRIDE_;
|
|
|
|
//! Loads a scene. Note that the current scene is not cleared before.
|
|
virtual bool loadScene(const io::path& filename, ISceneUserDataSerializer* userDataSerializer=0, ISceneNode* rootNode=0) _IRR_OVERRIDE_;
|
|
|
|
//! Loads a scene. Note that the current scene is not cleared before.
|
|
virtual bool loadScene(io::IReadFile* file, ISceneUserDataSerializer* userDataSerializer=0, ISceneNode* rootNode=0) _IRR_OVERRIDE_;
|
|
|
|
//! Writes attributes of the scene node.
|
|
virtual void serializeAttributes(io::IAttributes* out, io::SAttributeReadWriteOptions* options=0) const _IRR_OVERRIDE_;
|
|
|
|
//! Reads attributes of the scene node.
|
|
virtual void deserializeAttributes(io::IAttributes* in, io::SAttributeReadWriteOptions* options=0) _IRR_OVERRIDE_;
|
|
|
|
//! Returns a mesh writer implementation if available
|
|
virtual IMeshWriter* createMeshWriter(EMESH_WRITER_TYPE type) _IRR_OVERRIDE_;
|
|
|
|
//! Get a skinned mesh, which is not available as header-only code
|
|
virtual ISkinnedMesh* createSkinnedMesh() _IRR_OVERRIDE_;
|
|
|
|
//! Sets ambient color of the scene
|
|
virtual void setAmbientLight(const video::SColorf &ambientColor) _IRR_OVERRIDE_;
|
|
|
|
//! Returns ambient color of the scene
|
|
virtual const video::SColorf& getAmbientLight() const _IRR_OVERRIDE_;
|
|
|
|
//! Get current render time.
|
|
virtual E_SCENE_NODE_RENDER_PASS getCurrentRenderPass() const _IRR_OVERRIDE_ { return CurrentRenderPass; }
|
|
|
|
//! Set current render time.
|
|
virtual void setCurrentRenderPass(E_SCENE_NODE_RENDER_PASS nextPass) _IRR_OVERRIDE_ { CurrentRenderPass = nextPass; }
|
|
|
|
//! returns if node is culled
|
|
virtual bool isCulled(const ISceneNode* node) const _IRR_OVERRIDE_;
|
|
|
|
private:
|
|
|
|
// load and create a mesh which we know already isn't in the cache and put it in there
|
|
IAnimatedMesh* getUncachedMesh(io::IReadFile* file, const io::path& filename, const io::path& cachename);
|
|
|
|
//! clears the deletion list
|
|
void clearDeletionList();
|
|
|
|
struct DefaultNodeEntry
|
|
{
|
|
DefaultNodeEntry(ISceneNode* n) :
|
|
Node(n), TextureValue(0)
|
|
{
|
|
if (n->getMaterialCount())
|
|
TextureValue = (n->getMaterial(0).getTexture(0));
|
|
}
|
|
|
|
bool operator < (const DefaultNodeEntry& other) const
|
|
{
|
|
return (TextureValue < other.TextureValue);
|
|
}
|
|
|
|
ISceneNode* Node;
|
|
private:
|
|
void* TextureValue;
|
|
};
|
|
|
|
//! sort on distance (center) to camera
|
|
struct TransparentNodeEntry
|
|
{
|
|
TransparentNodeEntry(ISceneNode* n, const core::vector3df& camera)
|
|
: Node(n)
|
|
{
|
|
Distance = Node->getAbsoluteTransformation().getTranslation().getDistanceFromSQ(camera);
|
|
}
|
|
|
|
bool operator < (const TransparentNodeEntry& other) const
|
|
{
|
|
return Distance > other.Distance;
|
|
}
|
|
|
|
ISceneNode* Node;
|
|
private:
|
|
f64 Distance;
|
|
};
|
|
|
|
//! sort on distance (sphere) to camera
|
|
struct DistanceNodeEntry
|
|
{
|
|
DistanceNodeEntry(ISceneNode* n, const core::vector3df& cameraPos)
|
|
: Node(n)
|
|
{
|
|
setNodeAndDistanceFromPosition(n, cameraPos);
|
|
}
|
|
|
|
bool operator < (const DistanceNodeEntry& other) const
|
|
{
|
|
return Distance < other.Distance;
|
|
}
|
|
|
|
void setNodeAndDistanceFromPosition(ISceneNode* n, const core::vector3df & fromPosition)
|
|
{
|
|
Node = n;
|
|
Distance = Node->getAbsoluteTransformation().getTranslation().getDistanceFromSQ(fromPosition);
|
|
Distance -= Node->getBoundingBox().getExtent().getLengthSQ() * 0.5;
|
|
}
|
|
|
|
ISceneNode* Node;
|
|
private:
|
|
f64 Distance;
|
|
};
|
|
|
|
//! video driver
|
|
video::IVideoDriver* Driver;
|
|
|
|
//! file system
|
|
io::IFileSystem* FileSystem;
|
|
|
|
//! GUI Enviroment ( Debug Purpose )
|
|
gui::IGUIEnvironment* GUIEnvironment;
|
|
|
|
//! cursor control
|
|
gui::ICursorControl* CursorControl;
|
|
|
|
//! collision manager
|
|
ISceneCollisionManager* CollisionManager;
|
|
|
|
//! render pass lists
|
|
core::array<ISceneNode*> CameraList;
|
|
core::array<ISceneNode*> SkyBoxList;
|
|
core::array<DefaultNodeEntry> SolidNodeList;
|
|
core::array<TransparentNodeEntry> TransparentNodeList;
|
|
core::array<TransparentNodeEntry> TransparentEffectNodeList;
|
|
core::array<ISceneNode*> GuiNodeList;
|
|
|
|
core::array<IMeshLoader*> MeshLoaderList;
|
|
core::array<ISceneLoader*> SceneLoaderList;
|
|
core::array<ISceneNode*> DeletionList;
|
|
core::array<ISceneNodeFactory*> SceneNodeFactoryList;
|
|
|
|
//! current active camera
|
|
ICameraSceneNode* ActiveCamera;
|
|
core::vector3df camWorldPos; // Position of camera for transparent nodes.
|
|
|
|
video::SColor ShadowColor;
|
|
video::SColorf AmbientLight;
|
|
|
|
//! String parameters
|
|
// NOTE: Attributes are slow and should only be used for debug-info and not in release
|
|
io::CAttributes* Parameters;
|
|
|
|
//! Mesh cache
|
|
IMeshCache* MeshCache;
|
|
|
|
E_SCENE_NODE_RENDER_PASS CurrentRenderPass;
|
|
};
|
|
|
|
} // end namespace video
|
|
} // end namespace scene
|
|
|
|
#endif
|
|
|