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75 lines
2.3 KiB
C++
75 lines
2.3 KiB
C++
// Copyright (C) 2008-2012 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 "IReferenceCounted.h"
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#include "EHardwareBufferFlags.h"
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#include "S3DVertex.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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class IVertexBuffer : public virtual IReferenceCounted
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{
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public:
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//! Get type of vertex data which is stored in this meshbuffer.
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/** \return Vertex type of this buffer. */
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virtual video::E_VERTEX_TYPE getType() const = 0;
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//! Get access to vertex data. The data is an array of vertices.
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/** Which vertex type is used can be determined by getVertexType().
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\return Pointer to array of vertices. */
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virtual const void *getData() const = 0;
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//! Get access to vertex data. The data is an array of vertices.
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/** Which vertex type is used can be determined by getVertexType().
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\return Pointer to array of vertices. */
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virtual void *getData() = 0;
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//! Get amount of vertices in meshbuffer.
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/** \return Number of vertices in this buffer. */
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virtual u32 getCount() const = 0;
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//! returns position of vertex i
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virtual const core::vector3df &getPosition(u32 i) const = 0;
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//! returns position of vertex i
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virtual core::vector3df &getPosition(u32 i) = 0;
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//! returns normal of vertex i
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virtual const core::vector3df &getNormal(u32 i) const = 0;
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//! returns normal of vertex i
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virtual core::vector3df &getNormal(u32 i) = 0;
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//! returns texture coord of vertex i
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virtual const core::vector2df &getTCoords(u32 i) const = 0;
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//! returns texture coord of vertex i
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virtual core::vector2df &getTCoords(u32 i) = 0;
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//! get the current hardware mapping hint
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virtual E_HARDWARE_MAPPING getHardwareMappingHint() const = 0;
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//! set the hardware mapping hint, for driver
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virtual void setHardwareMappingHint(E_HARDWARE_MAPPING newMappingHint) = 0;
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//! flags the meshbuffer as changed, reloads hardware buffers
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virtual void setDirty() = 0;
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//! Get the currently used ID for identification of changes.
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/** This shouldn't be used for anything outside the VideoDriver. */
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virtual u32 getChangedID() const = 0;
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//! Used by the VideoDriver to remember the buffer link.
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virtual void setHWBuffer(void *ptr) const = 0;
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virtual void *getHWBuffer() const = 0;
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};
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} // end namespace scene
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} // end namespace irr
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