mirror of
https://github.com/minetest/irrlicht.git
synced 2024-12-26 07:57:30 +01:00
8cd7e46506
Yeah, setValue is not enough and if getLast() works then this should work as well (when users are very careful...) git-svn-id: svn://svn.code.sf.net/p/irrlicht/code/trunk@6345 dfc29bdd-3216-0410-991c-e03cc46cb475
74 lines
2.5 KiB
C++
74 lines
2.5 KiB
C++
// Copyright (C) 2008-2012 Nikolaus Gebhardt
|
|
// This file is part of the "Irrlicht Engine".
|
|
// For conditions of distribution and use, see copyright notice in irrlicht.h
|
|
|
|
#ifndef IRR_I_VERTEX_BUFFER_H_INCLUDED
|
|
#define IRR_I_VERTEX_BUFFER_H_INCLUDED
|
|
|
|
#include "IReferenceCounted.h"
|
|
#include "irrArray.h"
|
|
#include "EHardwareBufferFlags.h"
|
|
#include "S3DVertex.h"
|
|
|
|
namespace irr
|
|
{
|
|
namespace scene
|
|
{
|
|
|
|
class IVertexBuffer : public virtual IReferenceCounted
|
|
{
|
|
public:
|
|
//! Pointer to first element of vertex data
|
|
virtual void* getData() =0;
|
|
|
|
//! Same as getData() and real type returned is not always video::S3DVertex* but depends on type
|
|
virtual video::S3DVertex* pointer() =0;
|
|
|
|
virtual video::E_VERTEX_TYPE getType() const =0;
|
|
virtual void setType(video::E_VERTEX_TYPE vertexType) =0;
|
|
|
|
//! Number of bytes per element
|
|
virtual u32 stride() const =0;
|
|
|
|
//! Number of elements
|
|
virtual u32 size() const =0;
|
|
|
|
//! Add vertex to end.
|
|
//* Note that depending on vertex type reference has to be one of the types derived from video::S3DVertex. */
|
|
virtual void push_back(const video::S3DVertex &element) =0;
|
|
|
|
//! Set value at index. Buffer must be already large enough that element exists.
|
|
/** Depending on vertex type reference has to be one of the types derived from video::S3DVertex */
|
|
virtual void setValue(u32 index, const video::S3DVertex &value) =0;
|
|
|
|
// Note that the reference can also be to one of the types derived from video::S3DVertex.
|
|
// This is especially important for the non const access version - you need to have the correct type and do some casting
|
|
// if you write vertices.
|
|
virtual video::S3DVertex& operator [](u32 index) = 0;
|
|
virtual video::S3DVertex& operator [](const u32 index) const =0;
|
|
virtual video::S3DVertex& getLast() =0;
|
|
|
|
virtual void set_used(u32 usedNow) =0;
|
|
virtual void reallocate(u32 new_size, bool canShrink=true) =0;
|
|
virtual u32 allocated_size() const =0;
|
|
|
|
//! get the current hardware mapping hint
|
|
virtual E_HARDWARE_MAPPING getHardwareMappingHint() const =0;
|
|
|
|
//! set the hardware mapping hint, for driver
|
|
virtual void setHardwareMappingHint( E_HARDWARE_MAPPING NewMappingHint ) =0;
|
|
|
|
//! flags the meshbuffer as changed, reloads hardware buffers
|
|
virtual void setDirty() =0;
|
|
|
|
//! Get the currently used ID for identification of changes.
|
|
/** This shouldn't be used for anything outside the VideoDriver. */
|
|
virtual u32 getChangedID() const = 0;
|
|
};
|
|
|
|
|
|
} // end namespace scene
|
|
} // end namespace irr
|
|
|
|
#endif
|