minetest/irr/src/CMeshSceneNode.h
2024-03-26 21:39:02 +01:00

86 lines
2.6 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
#pragma once
#include "IMeshSceneNode.h"
#include "IMesh.h"
namespace irr
{
namespace scene
{
class CMeshSceneNode : public IMeshSceneNode
{
public:
//! constructor
CMeshSceneNode(IMesh *mesh, ISceneNode *parent, ISceneManager *mgr, s32 id,
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));
//! destructor
virtual ~CMeshSceneNode();
//! frame
void OnRegisterSceneNode() override;
//! renders the node.
void render() override;
//! returns the axis aligned bounding box of this node
const core::aabbox3d<f32> &getBoundingBox() const override;
//! returns the material based on the zero based index i. To get the amount
//! of materials used by this scene node, use getMaterialCount().
//! This function is needed for inserting the node into the scene hierarchy on a
//! optimal position for minimizing renderstate changes, but can also be used
//! to directly modify the material of a scene node.
video::SMaterial &getMaterial(u32 i) override;
//! returns amount of materials used by this scene node.
u32 getMaterialCount() const override;
//! Returns type of the scene node
ESCENE_NODE_TYPE getType() const override { return ESNT_MESH; }
//! Sets a new mesh
void setMesh(IMesh *mesh) override;
//! Returns the current mesh
IMesh *getMesh(void) override { return Mesh; }
//! Sets if the scene node should not copy the materials of the mesh but use them in a read only style.
/* In this way it is possible to change the materials a mesh causing all mesh scene nodes
referencing this mesh to change too. */
void setReadOnlyMaterials(bool readonly) override;
//! Returns if the scene node should not copy the materials of the mesh but use them in a read only style
bool isReadOnlyMaterials() const override;
//! Creates a clone of this scene node and its children.
ISceneNode *clone(ISceneNode *newParent = 0, ISceneManager *newManager = 0) override;
//! 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 removeChild(ISceneNode *child) override;
protected:
void copyMaterials();
core::array<video::SMaterial> Materials;
core::aabbox3d<f32> Box;
video::SMaterial ReadOnlyMaterial;
IMesh *Mesh;
s32 PassCount;
bool ReadOnlyMaterials;
};
} // end namespace scene
} // end namespace irr