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| author | Mirrorbot <mirrorbot@cogarr.net> | 2025-12-27 17:53:06 -0600 |
|---|---|---|
| committer | Mirrorbot <mirrorbot@cogarr.net> | 2025-12-27 17:53:06 -0600 |
| commit | 71e94ee161447b84c0eaabf6567f8fa62262cd3e (patch) | |
| tree | 391064cc6173a6fe75069af2fdc1978af12f623e /include/CVertexBuffer.h | |
| download | irrlicht-master.tar.gz irrlicht-master.tar.bz2 irrlicht-master.zip | |
Diffstat (limited to 'include/CVertexBuffer.h')
| -rw-r--r-- | include/CVertexBuffer.h | 210 |
1 files changed, 210 insertions, 0 deletions
diff --git a/include/CVertexBuffer.h b/include/CVertexBuffer.h new file mode 100644 index 0000000..c721419 --- /dev/null +++ b/include/CVertexBuffer.h @@ -0,0 +1,210 @@ +// 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 __C_VERTEX_BUFFER_H_INCLUDED__
+#define __C_VERTEX_BUFFER_H_INCLUDED__
+
+#include "IVertexBuffer.h"
+
+
+namespace irr
+{
+namespace scene
+{
+
+ class CVertexBuffer : public IVertexBuffer
+ {
+ class IVertexList
+ {
+ public:
+ virtual ~IVertexList(){};
+
+ virtual u32 stride() const =0;
+
+ virtual u32 size() const =0;
+
+ virtual void push_back (const video::S3DVertex &element) =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) =0;
+ virtual u32 allocated_size() const =0;
+ virtual video::S3DVertex* pointer() =0;
+ virtual video::E_VERTEX_TYPE getType() const =0;
+ };
+
+ template <class T>
+ class CSpecificVertexList : public IVertexList
+ {
+ public:
+ core::array<T> Vertices;
+
+ virtual u32 stride() const {return sizeof(T);}
+
+ virtual u32 size() const {return Vertices.size();}
+
+ virtual void push_back (const video::S3DVertex &element)
+ {Vertices.push_back((T&)element);}
+
+ virtual video::S3DVertex& operator [](const u32 index) const
+ {return (video::S3DVertex&)Vertices[index];}
+
+ virtual video::S3DVertex& getLast()
+ {return (video::S3DVertex&)Vertices.getLast();}
+
+ virtual void set_used(u32 usedNow)
+ {Vertices.set_used(usedNow);}
+
+ virtual void reallocate(u32 new_size)
+ {Vertices.reallocate(new_size);}
+
+ virtual u32 allocated_size() const
+ {
+ return Vertices.allocated_size();
+ }
+
+ virtual video::S3DVertex* pointer() {return Vertices.pointer();}
+
+ virtual video::E_VERTEX_TYPE getType() const {return T().getType();}
+ };
+
+ public:
+ IVertexList *Vertices;
+
+ CVertexBuffer(video::E_VERTEX_TYPE vertexType) : Vertices(0),
+ MappingHint(EHM_NEVER), ChangedID(1)
+ {
+ setType(vertexType);
+ }
+
+ CVertexBuffer(const IVertexBuffer &VertexBufferCopy) :
+ Vertices(0), MappingHint(EHM_NEVER),
+ ChangedID(1)
+ {
+ setType(VertexBufferCopy.getType());
+ reallocate(VertexBufferCopy.size());
+
+ for (u32 n=0;n<VertexBufferCopy.size();++n)
+ push_back(VertexBufferCopy[n]);
+ }
+
+ virtual ~CVertexBuffer()
+ {
+ delete Vertices;
+ }
+
+
+ virtual void setType(video::E_VERTEX_TYPE vertexType)
+ {
+ IVertexList *NewVertices=0;
+
+ switch (vertexType)
+ {
+ case video::EVT_STANDARD:
+ {
+ NewVertices=new CSpecificVertexList<video::S3DVertex>;
+ break;
+ }
+ case video::EVT_2TCOORDS:
+ {
+ NewVertices=new CSpecificVertexList<video::S3DVertex2TCoords>;
+ break;
+ }
+ case video::EVT_TANGENTS:
+ {
+ NewVertices=new CSpecificVertexList<video::S3DVertexTangents>;
+ break;
+ }
+ }
+ if (Vertices)
+ {
+ NewVertices->reallocate( Vertices->size() );
+
+ for(u32 n=0;n<Vertices->size();++n)
+ NewVertices->push_back((*Vertices)[n]);
+
+ delete Vertices;
+ }
+
+ Vertices=NewVertices;
+ }
+
+ virtual void* getData() {return Vertices->pointer();}
+
+ virtual video::E_VERTEX_TYPE getType() const {return Vertices->getType();}
+
+ virtual u32 stride() const {return Vertices->stride();}
+
+ virtual u32 size() const
+ {
+ return Vertices->size();
+ }
+
+ virtual void push_back (const video::S3DVertex &element)
+ {
+ Vertices->push_back(element);
+ }
+
+ virtual video::S3DVertex& operator [](const u32 index) const
+ {
+ return (*Vertices)[index];
+ }
+
+ virtual video::S3DVertex& getLast()
+ {
+ return Vertices->getLast();
+ }
+
+ virtual void set_used(u32 usedNow)
+ {
+ Vertices->set_used(usedNow);
+ }
+
+ virtual void reallocate(u32 new_size)
+ {
+ Vertices->reallocate(new_size);
+ }
+
+ virtual u32 allocated_size() const
+ {
+ return Vertices->allocated_size();
+ }
+
+ virtual video::S3DVertex* pointer()
+ {
+ return Vertices->pointer();
+ }
+
+ //! get the current hardware mapping hint
+ virtual E_HARDWARE_MAPPING getHardwareMappingHint() const
+ {
+ return MappingHint;
+ }
+
+ //! set the hardware mapping hint, for driver
+ virtual void setHardwareMappingHint( E_HARDWARE_MAPPING NewMappingHint )
+ {
+ MappingHint=NewMappingHint;
+ }
+
+ //! flags the mesh as changed, reloads hardware buffers
+ virtual void setDirty()
+ {
+ ++ChangedID;
+ }
+
+ //! Get the currently used ID for identification of changes.
+ /** This shouldn't be used for anything outside the VideoDriver. */
+ virtual u32 getChangedID() const {return ChangedID;}
+
+ E_HARDWARE_MAPPING MappingHint;
+ u32 ChangedID;
+ };
+
+
+} // end namespace scene
+} // end namespace irr
+
+#endif
+
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