irrlicht/include/IBoneSceneNode.h

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// 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
#pragma once
#include "ISceneNode.h"
namespace irr
{
namespace scene
{
//! Enumeration for different bone animation modes
enum E_BONE_ANIMATION_MODE
{
//! The bone is usually animated, unless it's parent is not animated
EBAM_AUTOMATIC = 0,
//! The bone is animated by the skin, if it's parent is not animated then animation will resume from this bone onward
EBAM_ANIMATED,
//! The bone is not animated by the skin
EBAM_UNANIMATED,
//! Not an animation mode, just here to count the available modes
EBAM_COUNT
};
enum E_BONE_SKINNING_SPACE
{
//! local skinning, standard
EBSS_LOCAL = 0,
//! global skinning
EBSS_GLOBAL,
EBSS_COUNT
};
//! Names for bone animation modes
const c8 *const BoneAnimationModeNames[] = {
"automatic",
"animated",
"unanimated",
0,
};
//! Interface for bones used for skeletal animation.
/** Used with ISkinnedMesh and IAnimatedMeshSceneNode. */
class IBoneSceneNode : public ISceneNode
{
public:
IBoneSceneNode(ISceneNode *parent, ISceneManager *mgr, s32 id = -1) :
ISceneNode(parent, mgr, id), positionHint(-1), scaleHint(-1), rotationHint(-1) {}
//! Get the index of the bone
virtual u32 getBoneIndex() const = 0;
//! Sets the animation mode of the bone.
/** \return True if successful. (Unused) */
virtual bool setAnimationMode(E_BONE_ANIMATION_MODE mode) = 0;
//! Gets the current animation mode of the bone
virtual E_BONE_ANIMATION_MODE getAnimationMode() const = 0;
//! Get the axis aligned bounding box of this node
const core::aabbox3d<f32> &getBoundingBox() const override = 0;
//! Returns the relative transformation of the scene node.
// virtual core::matrix4 getRelativeTransformation() const = 0;
//! The animation method.
void OnAnimate(u32 timeMs) override = 0;
//! The render method.
/** Does nothing as bones are not visible. */
void render() override {}
//! How the relative transformation of the bone is used
virtual void setSkinningSpace(E_BONE_SKINNING_SPACE space) = 0;
//! How the relative transformation of the bone is used
virtual E_BONE_SKINNING_SPACE getSkinningSpace() const = 0;
//! Updates the absolute position based on the relative and the parents position
virtual void updateAbsolutePositionOfAllChildren() = 0;
s32 positionHint;
s32 scaleHint;
s32 rotationHint;
};
} // end namespace scene
} // end namespace irr