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57 lines
1.9 KiB
C++
57 lines
1.9 KiB
C++
// Copyright (C) 2002-2012 Nikolaus Gebhardt
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// This file is part of the "Irrlicht Engine".
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// For conditions of distribution and use, see copyright notice in irrlicht.h
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#pragma once
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#include "IMesh.h"
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namespace irr
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{
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namespace scene
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{
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//! Interface for an animated mesh.
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/** There are already simple implementations of this interface available so
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you don't have to implement this interface on your own if you need to:
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You might want to use irr::scene::SAnimatedMesh, irr::scene::SMesh,
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irr::scene::SMeshBuffer etc. */
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class IAnimatedMesh : public IMesh
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{
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public:
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//! Gets the maximum frame number, 0 if the mesh is static.
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virtual f32 getMaxFrameNumber() const = 0;
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//! Gets the animation speed of the animated mesh.
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/** \return The number of frames per second to play the
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animation with by default. If the amount is 0,
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it is a static, non animated mesh. */
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virtual f32 getAnimationSpeed() const = 0;
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//! Sets the animation speed of the animated mesh.
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/** \param fps Number of frames per second to play the
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animation with by default. If the amount is 0,
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it is not animated. The actual speed is set in the
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scene node the mesh is instantiated in.*/
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virtual void setAnimationSpeed(f32 fps) = 0;
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//! Returns the IMesh interface for a frame.
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/** \param frame: Frame number, >= 0, <= getMaxFrameNumber()
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Linear interpolation is used if this is between two frames.
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\return Returns the animated mesh for the given frame */
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virtual IMesh *getMesh(f32 frame) = 0;
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//! Returns the type of the animated mesh.
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/** In most cases it is not necessary to use this method.
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This is useful for making a safe downcast. For example,
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if getMeshType() returns EAMT_MD2 it's safe to cast the
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IAnimatedMesh to IAnimatedMeshMD2.
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\returns Type of the mesh. */
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E_ANIMATED_MESH_TYPE getMeshType() const override
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{
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return EAMT_UNKNOWN;
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}
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};
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} // end namespace scene
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} // end namespace irr
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