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khanat-opennel-code/code/nel/src/3d/vertex_buffer.cpp

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// NeL - MMORPG Framework <http://dev.ryzom.com/projects/nel/>
// Copyright (C) 2010 Winch Gate Property Limited
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as
// published by the Free Software Foundation, either version 3 of the
// License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
#include "std3d.h"
#include "nel/3d/vertex_buffer.h"
#include "nel/misc/vector.h"
#include "nel/misc/fast_mem.h"
#include "nel/3d/driver.h"
using namespace NLMISC;
namespace NL3D
{
// --------------------------------------------------
const uint CVertexBuffer::SizeType[NumType]=
{
1*sizeof(double),
1*sizeof(float),
1*sizeof(short),
2*sizeof(double),
2*sizeof(float),
2*sizeof(short),
3*sizeof(double),
3*sizeof(float),
3*sizeof(short),
4*sizeof(double),
4*sizeof(float),
4*sizeof(short),
4*sizeof(char),
};
const uint CVertexBuffer::NumComponentsType[NumType] =
{
1,
1,
1,
2,
2,
2,
3,
3,
3,
4,
4,
4,
4
};
// --------------------------------------------------
const CVertexBuffer::TType CVertexBuffer::DefaultValueType[NumValue]=
{
Float3, // Position
Float3, // Normal
Float2, // TexCoord0
Float2, // TexCoord1
Float2, // TexCoord2
Float2, // TexCoord3
Float2, // TexCoord4
Float2, // TexCoord5
Float2, // TexCoord6
Float2, // TexCoord7
UChar4, // Primary color
UChar4, // Secondary color
Float4, // 4 Weights
UChar4, // PaletteSkin
Float1, // Fog
Float1, // Empty
};
// --------------------------------------------------
void CVertexBuffer::construct()
{
/* ***********************************************
* WARNING: This Class/Method must be thread-safe (ctor/dtor/serial): no static access for instance
* It can be loaded/called through CAsyncFileManager for instance
* ***********************************************/
_Flags = 0;
_Capacity = 0;
_NbVerts = 0;
_InternalFlags = 0;
_VertexSize = 0;
_VertexColorFormat = TRGBA;
_LockCounter = 0;
_LockedBuffer = NULL;
_PreferredMemory = RAMPreferred;
_Location = NotResident;
_ResidentSize = 0;
_KeepLocalMemory = false;
// Default routing
uint i;
for (i=0; i<MaxStage; i++)
_UVRouting[i] = i;
}
// --------------------------------------------------
CVertexBuffer::CVertexBuffer()
{
construct();
}
CVertexBuffer::CVertexBuffer(const char *name)
{
construct();
_Name = name;
}
// --------------------------------------------------
CVertexBuffer::CVertexBuffer(const CVertexBuffer &vb) : CRefCount()
{
/* ***********************************************
* WARNING: This Class/Method must be thread-safe (ctor/dtor/serial): no static access for instance
* It can be loaded/called through CAsyncFileManager for instance
* ***********************************************/
_Flags = 0;
_Capacity = 0;
_NbVerts = 0;
_VertexSize = 0;
_LockCounter = 0;
_LockedBuffer = NULL;
_PreferredMemory = RAMPreferred;
_Location = NotResident;
_ResidentSize = 0;
_KeepLocalMemory = false;
operator=(vb);
// Default routing
uint i;
for (i=0; i<MaxStage; i++)
_UVRouting[i] = i;
}
// --------------------------------------------------
CVertexBuffer::~CVertexBuffer()
{
/* ***********************************************
* WARNING: This Class/Method must be thread-safe (ctor/dtor/serial): no static access for instance
* It can be loaded/called through CAsyncFileManager for instance
* ***********************************************/
if (DrvInfos)
DrvInfos->VertexBufferPtr = NULL; // Tell the driver info to not restaure memory when it will die
// Must kill the drv mirror of this VB.
DrvInfos.kill();
}
// --------------------------------------------------
CVertexBuffer &CVertexBuffer::operator=(const CVertexBuffer &vb)
{
nlassertex (!isLocked(), ("The vertex buffer is locked."));
nlassertex (!vb.isLocked(), ("Source buffer is locked."));
// Single value
_VertexSize = vb._VertexSize;
_Flags = vb._Flags;
_InternalFlags = vb._InternalFlags;
_NbVerts = vb._NbVerts;
_Capacity = vb._Capacity;
_NonResidentVertices = vb._NonResidentVertices;
_VertexColorFormat = vb._VertexColorFormat;
_PreferredMemory = vb._PreferredMemory;
_KeepLocalMemory = vb._KeepLocalMemory;
uint i;
_LockCounter = 0;
_LockedBuffer = NULL;
// Arraies
for (uint value=0; value<NumValue; value++)
{
_Offset[value]= vb._Offset[value];
_Type[value]= vb._Type[value];
}
// Copy the routing
for (i=0; i<MaxStage; i++)
_UVRouting[i] = vb._UVRouting[i];
// Set touch flags
_InternalFlags |= TouchedAll;
_Location = NotResident;
_ResidentSize = 0;
return *this;
}
// --------------------------------------------------
void CVertexBuffer::copyVertices(CVertexBuffer &dest) const
{
nlassert(_PreferredMemory != RAMVolatile);
nlassert(_PreferredMemory != AGPVolatile);
// copy setup
dest = *this;
CVertexBufferReadWrite srcDatas;
const_cast<CVertexBuffer *>(this)->lock(srcDatas);
nlassert(dest.getLocation() == NotResident);
CVertexBufferReadWrite destDatas;
dest.lock(destDatas); // will be in vram
NLMISC::CFastMem::memcpy (destDatas.getVertexCoordPointer(), srcDatas.getVertexCoordPointer(), getVertexSize() * getNumVertices());
}
// --------------------------------------------------
bool CVertexBuffer::setVertexFormat(uint32 flags)
{
nlassertex (!isLocked(), ("The vertex buffer is locked."));
uint i;
// Clear extended values
clearValueEx ();
// Position ?
if (flags & PositionFlag)
{
// Add a standard position value
addValueEx (Position, Float3);
}
// Normal ?
if (flags & NormalFlag)
{
// Add a standard normal value
addValueEx (Normal, Float3);
}
// For each uv values
for(i=0 ; i<MaxStage ; i++)
{
// UV ?
if (flags & (TexCoord0Flag<<i))
{
// Add a standard uv value
addValueEx ((TValue)(TexCoord0+i), Float2);
}
}
// Fog ?
if (flags & FogFlag)
{
// Add a standard primary color value
addValueEx (Fog, Float1);
}
// Primary color ?
if (flags & PrimaryColorFlag)
{
// Add a standard primary color value
addValueEx (PrimaryColor, UChar4);
}
// Secondary color ?
if (flags & SecondaryColorFlag)
{
// Add a standard primary color value
addValueEx (SecondaryColor, UChar4);
}
// Weight ?
if (flags & WeightFlag)
{
// Add a standard primary color value
addValueEx (Weight, Float4);
}
// Palette skin ?
if ((flags & PaletteSkinFlag)==CVertexBuffer::PaletteSkinFlag)
{
// Add a standard primary color value
addValueEx (PaletteSkin, UChar4);
}
// Compute the vertex buffer
initEx ();
// Force non resident
restaureNonResidentMemory();
return (true);
}
// --------------------------------------------------
CVertexBuffer::TValue CVertexBuffer::getValueIdByNumberEx (uint valueNumber)
{
// See NV_vertex_program spec, or driver_opengl_vertex.cpp:: GLVertexAttribIndex.
static TValue lut[16]= {
Position,
Weight,
Normal,
PrimaryColor,
SecondaryColor,
Fog,
PaletteSkin,
Empty,
TexCoord0,
TexCoord1,
TexCoord2,
TexCoord3,
TexCoord4,
TexCoord5,
TexCoord6,
TexCoord7,
};
return lut[valueNumber];
}
// --------------------------------------------------
void CVertexBuffer::clearValueEx ()
{
nlassertex (!isLocked(), ("The vertex buffer is locked."));
// Reset format flags
_Flags=0;
}
// --------------------------------------------------
void CVertexBuffer::dumpFormat() const
{
for(uint k = 0; k < NumValue; ++k)
{
if (_Flags & (1 << k))
{
std::string result = "Component :";
switch(k)
{
case Position: result += "Position"; break;
case Normal: result += "Normal"; break;
case TexCoord0: result += "TexCoord0"; break;
case TexCoord1: result += "TexCoord1"; break;
case TexCoord2: result += "TexCoord2"; break;
case TexCoord3: result += "TexCoord3"; break;
case TexCoord4: result += "TexCoord4"; break;
case TexCoord5: result += "TexCoord5"; break;
case TexCoord6: result += "TexCoord6"; break;
case TexCoord7: result += "TexCoord7"; break;
case PrimaryColor: result += "PrimaryColor"; break;
case SecondaryColor:result += "SecondaryColor"; break;
case Weight: result += "Weight"; break;
case PaletteSkin: result += "PaletteSkin"; break;
case Fog: result += "Fog"; break;
case Empty: result += "Empty"; break;
case NumValue: result += "NumValue"; break;
default:
result += "???";
break;
}
result += "; type :";
switch(_Type[k])
{
case Double1: result +="Double1"; break;
case Float1: result +="Float1"; break;
case Short1: result +="Short1"; break;
case Double2: result +="Double2"; break;
case Float2: result +="Float2"; break;
case Short2: result +="Short2"; break;
case Double3: result +="Double3"; break;
case Float3: result +="Float3"; break;
case Short3: result +="Short3"; break;
case Double4: result +="Double4"; break;
case Float4: result +="Float4"; break;
case Short4: result +="Short4"; break;
case UChar4: result +="UChar4"; break;
default:
result += "???";
break;
}
nlinfo(result.c_str());
}
}
}
// --------------------------------------------------
void CVertexBuffer::addValueEx (TValue valueId, TType type)
{
nlassertex (!isLocked(), ("The vertex buffer is locked."));
// Reset format flags
_Flags |= 1<<valueId;
// Set the type
_Type[valueId]=(uint8)type;
uint numComp = NumComponentsType[type];
// unfortunately, some vertex program implementations don't allow any type for any value
switch (valueId)
{
case Position: nlassert(numComp >= 2); break;
case Normal: nlassert(numComp == 3); break;
case PrimaryColor: nlassert(numComp == 4); break;
case SecondaryColor: nlassert(numComp == 4); break;
case Weight: nlassert(numComp == 4); break;
case PaletteSkin: nlassert(numComp == 4); break;
case Fog: nlassert(numComp == 4); break;
default: break;
}
}
// --------------------------------------------------
bool CVertexBuffer::hasValueEx(TValue valueId) const
{
return (_Flags & (1 << valueId)) != 0;
}
// --------------------------------------------------
void CVertexBuffer::initEx ()
{
nlassert (!isLocked());
// Calc vertex size and set value's offset
_VertexSize=0;
for (uint value=0; value<NumValue; value++)
{
// Value used ?
if (_Flags&(1<<value))
{
// Set offset
_Offset[value]=_VertexSize;
// New size
_VertexSize+=SizeType[_Type[value]];
}
}
// Reset number of vertices
_NbVerts=0;
// Compute new capacity
if (_VertexSize)
_Capacity = (uint32)_NonResidentVertices.size()/_VertexSize;
else
_Capacity = 0;
// Force non resident
restaureNonResidentMemory();
}
// --------------------------------------------------
void CVertexBuffer::reserve(uint32 n)
{
nlassert (!isLocked());
if (_Capacity != n)
{
_Capacity= n;
_NbVerts=std::min (_NbVerts,_Capacity);
// Force non resident
restaureNonResidentMemory();
}
}
// --------------------------------------------------
void CVertexBuffer::setNumVertices(uint32 n)
{
if(_Capacity<n)
{
reserve(n);
}
if(_NbVerts != n)
{
_InternalFlags |= TouchedNumVertices;
_NbVerts=n;
}
}
// --------------------------------------------------
void CVertexBuffer::deleteAllVertices()
{
if (_Capacity)
{
nlassert (!isLocked());
// free memory.
contReset(_NonResidentVertices);
_Capacity= 0;
if(_NbVerts!=0)
{
_NbVerts=0;
_InternalFlags |= TouchedNumVertices;
}
// Force non resident
restaureNonResidentMemory();
// Delete driver info
nlassert (DrvInfos == NULL);
}
}
// --------------------------------------------------
uint16 CVertexBuffer::remapV2Flags (uint32 oldFlags, uint& weightCount)
{
// Old flags
const uint32 OLD_IDRV_VF_XYZ = 0x00000001;
const uint32 OLD_IDRV_VF_W0 = 0x00000002;
const uint32 OLD_IDRV_VF_W1 = 0x00000004;
const uint32 OLD_IDRV_VF_W2 = 0x00000008;
const uint32 OLD_IDRV_VF_W3 = 0x00000010;
const uint32 OLD_IDRV_VF_NORMAL = 0x00000020;
const uint32 OLD_IDRV_VF_COLOR = 0x00000040;
const uint32 OLD_IDRV_VF_SPECULAR = 0x00000080;
const uint32 OLD_IDRV_VF_UV0 = 0x00000100;
const uint32 OLD_IDRV_VF_UV1 = 0x00000200;
const uint32 OLD_IDRV_VF_UV2 = 0x00000400;
const uint32 OLD_IDRV_VF_UV3 = 0x00000800;
const uint32 OLD_IDRV_VF_UV4 = 0x00001000;
const uint32 OLD_IDRV_VF_UV5 = 0x00002000;
const uint32 OLD_IDRV_VF_UV6 = 0x00004000;
const uint32 OLD_IDRV_VF_UV7 = 0x00008000;
const uint32 OLD_IDRV_VF_PALETTE_SKIN = 0x00010000 | OLD_IDRV_VF_W0 | OLD_IDRV_VF_W1 | OLD_IDRV_VF_W2 | OLD_IDRV_VF_W3;
// Old Flags
uint16 newFlags=0;
// Number of weight values
weightCount=0;
// Remap the flags
if (oldFlags&OLD_IDRV_VF_XYZ)
newFlags|=PositionFlag;
if (oldFlags&OLD_IDRV_VF_NORMAL)
newFlags|=NormalFlag;
if (oldFlags&OLD_IDRV_VF_COLOR)
newFlags|=PrimaryColorFlag;
if (oldFlags&OLD_IDRV_VF_SPECULAR)
newFlags|=SecondaryColorFlag;
if (oldFlags&OLD_IDRV_VF_UV0)
newFlags|=TexCoord0Flag;
if (oldFlags&OLD_IDRV_VF_UV1)
newFlags|=TexCoord1Flag;
if (oldFlags&OLD_IDRV_VF_UV2)
newFlags|=TexCoord2Flag;
if (oldFlags&OLD_IDRV_VF_UV3)
newFlags|=TexCoord3Flag;
if (oldFlags&OLD_IDRV_VF_UV4)
newFlags|=TexCoord4Flag;
if (oldFlags&OLD_IDRV_VF_UV5)
newFlags|=TexCoord5Flag;
if (oldFlags&OLD_IDRV_VF_UV6)
newFlags|=TexCoord6Flag;
if (oldFlags&OLD_IDRV_VF_UV7)
newFlags|=TexCoord7Flag;
if (oldFlags&OLD_IDRV_VF_W0)
{
weightCount=1;
newFlags|=WeightFlag;
}
if (oldFlags&OLD_IDRV_VF_W1)
{
weightCount=2;
newFlags|=WeightFlag;
}
if (oldFlags&OLD_IDRV_VF_W2)
{
weightCount=3;
newFlags|=WeightFlag;
}
if (oldFlags&OLD_IDRV_VF_W3)
{
weightCount=4;
newFlags|=WeightFlag;
}
if (oldFlags&(OLD_IDRV_VF_PALETTE_SKIN))
newFlags|=PaletteSkinFlag;
// Return the new flags
return newFlags;
}
// --------------------------------------------------
void CVertexBuffer::serialOldV1Minus(NLMISC::IStream &f, sint ver)
{
/* ***********************************************
* WARNING: This Class/Method must be thread-safe (ctor/dtor/serial): no static access for instance
* It can be loaded/called through CAsyncFileManager for instance
* ***********************************************/
/*
Version 1:
- PaletteSkin version.
Version 0:
- base verison.
*/
// old Flags
uint32 oldFlags;
// Serial VBuffers format/size.
//=============================
f.serial(oldFlags);
// Remap the flags
uint weightCount;
uint16 newFlags=remapV2Flags (oldFlags, weightCount);
// Must be reading
nlassert (f.isReading());
// Set default value type
uint i;
for (i=0; i<NumValue; i++)
_Type[i]=DefaultValueType[i];
uint32 nbVert; // Read only
f.serial(nbVert);
reserve(0);
setVertexFormat(newFlags);
setNumVertices(nbVert);
// All other infos (but _NonResidentVertices) are computed by setVertexFormat() and setNumVertices().
// Weight count ?
switch (weightCount)
{
case 1:
_Type[Weight]=Float1;
break;
case 2:
_Type[Weight]=Float2;
break;
case 3:
_Type[Weight]=Float3;
break;
case 4:
_Type[Weight]=Float4;
break;
}
// Serial VBuffers components.
//============================
for(sint id=0;id<(sint)_NbVerts;id++)
{
uint8 *pointer = &(*_NonResidentVertices.begin());
uint stridedId = id * _VertexSize;
// XYZ.
if(_Flags & PositionFlag)
{
CVector &vert= *(CVector*)(pointer + stridedId + _Offset[Position]);
f.serial(vert);
}
// Normal
if(_Flags & NormalFlag)
{
CVector &norm= *(CVector*)(pointer + stridedId + _Offset[Normal]);
f.serial(norm);
}
// Uvs.
for(i=0;i<MaxStage;i++)
{
if(_Flags & (TexCoord0Flag<<i))
{
CUV &uv= *(CUV*)(pointer + stridedId + _Offset[TexCoord0+i]);
f.serial(uv);
}
}
// Color.
if(_Flags & PrimaryColorFlag)
{
CRGBA &col= *(CRGBA*)(pointer + stridedId + _Offset[PrimaryColor]);
f.serial(col);
}
// Specular.
if(_Flags & SecondaryColorFlag)
{
CRGBA &col= *(CRGBA*)(pointer + stridedId + _Offset[SecondaryColor]);
f.serial(col);
}
// Weights
for(i=0;i<weightCount;i++)
{
// Weight channel available ?
float &w= *(float*)(pointer + stridedId + _Offset[Weight] + i*sizeof(float));
f.serial(w);
}
// CPaletteSkin (version 1+ only).
if((ver>=1) && ((_Flags & PaletteSkinFlag) == CVertexBuffer::PaletteSkinFlag) )
{
CPaletteSkin &ps= *(CPaletteSkin*)(pointer + stridedId + _Offset[PaletteSkin]);
f.serial(ps);
}
}
// Set touch flags
_InternalFlags = 0;
if(f.isReading())
{
// Force non resident
restaureNonResidentMemory();
}
}
// --------------------------------------------------
void CVertexBuffer::serial(NLMISC::IStream &f)
{
/* ***********************************************
* WARNING: This Class/Method must be thread-safe (ctor/dtor/serial): no static access for instance
* It can be loaded/called through CAsyncFileManager for instance
* ***********************************************/
/*
Version 2:
- cut to use serialHeader() serialSubset().
Version 1:
- PaletteSkin version.
Version 0:
- base verison.
*/
nlassert (!isLocked());
sint ver= f.serialVersion(2);
if (ver<2)
{
// old serial method
serialOldV1Minus(f, ver);
}
else
{
// read write the header of the VBuffer.
serialHeader(f);
// read write the entire subset.
serialSubset(f, 0, _NbVerts);
}
}
// --------------------------------------------------
void CVertexBuffer::serialHeader(NLMISC::IStream &f)
{
/* ***********************************************
* WARNING: This Class/Method must be thread-safe (ctor/dtor/serial): no static access for instance
* It can be loaded/called through CAsyncFileManager for instance
* ***********************************************/
/*
Version 3:
- Preferred memory.
Version 2:
- Vertex color format management.
Version 1:
- Extended vertex format management.
Version 0:
- base verison of the header serialisation.
*/
sint ver= f.serialVersion(3); // Hulud
// Serial VBuffers format/size.
//=============================
// Flags
uint16 flags=_Flags;
if (ver<1)
{
// Must be reading
nlassert (f.isReading());
// Serial old flags
uint32 oldFlags;
f.serial(oldFlags);
// Remap flags
uint weightCount;
flags=remapV2Flags (oldFlags, weightCount);
// Set default value type
for (uint i=0; i<NumValue; i++)
_Type[i]=DefaultValueType[i];
// weight count ?
switch (weightCount)
{
case 1:
_Type[Weight]=Float1;
break;
case 2:
_Type[Weight]=Float2;
break;
case 3:
_Type[Weight]=Float3;
break;
case 4:
_Type[Weight]=Float4;
break;
}
}
else
{
// Serial new vertex flags
f.serial(flags);
// Serial type of values
for (uint i=0; i<NumValue; i++)
{
if (!(flags & (1 << i)))
{
_Type[i] = DefaultValueType[i];
}
f.serial (_Type[i]);
}
}
// Serial nb vertices
uint32 nbVerts=_NbVerts;
f.serial(nbVerts);
if(f.isReading())
{
reserve(0);
// Init vertex format setup
clearValueEx ();
// Init vertex format
for (uint i=0; i<NumValue; i++)
{
// Setup this value ?
if (flags&(1<<i))
{
// Add a value
addValueEx ((TValue)i, (TType)_Type[i]);
}
}
// Build final vertex format
initEx ();
// Set num of vertices
setNumVertices(nbVerts);
}
// All other infos (but _NonResidentVertices) are computed by initEx() and setNumVertices().
if (ver>=2)
f.serial (_VertexColorFormat);
if (ver>=3)
{
f.serialEnum(_PreferredMemory);
f.serial(_Name);
}
else
{
// Init preferred memory
if(f.isReading())
{
_PreferredMemory = RAMPreferred;
_Name = "";
}
}
}
// --------------------------------------------------
uint CVertexBuffer:: getNumTexCoordUsed() const
{
for (sint k = (MaxStage - 1); k >= 0; --k)
{
if (_Flags & (TexCoord0Flag << k)) return (uint) (k + 1);
}
return 0;
}
// --------------------------------------------------
uint8 CVertexBuffer::getNumWeight () const
{
// Num weight
switch (_Type[Weight])
{
case Float1:
return 1;
case Float2:
return 2;
case Float3:
return 3;
case Float4:
return 4;
}
// No weight
return 0;
}
// --------------------------------------------------
void CVertexBuffer::serialSubset(NLMISC::IStream &f, uint vertexStart, uint vertexEnd)
{
/* ***********************************************
* WARNING: This Class/Method must be thread-safe (ctor/dtor/serial): no static access for instance
* It can be loaded/called through CAsyncFileManager for instance
* ***********************************************/
/*
Version 2:
- UVRouting
Version 1:
- weight is 4 float in standard format.
Version 0:
- base verison of a vbuffer subset serialisation.
*/
sint ver = f.serialVersion(2);
// Serial VBuffers components.
//============================
nlassert(vertexStart<_NbVerts || _NbVerts==0);
nlassert(vertexEnd<=_NbVerts);
for(uint id=vertexStart; id<vertexEnd; id++)
{
// For each value
for (uint value=0; value<NumValue; value++)
{
// Value used ?
if (_Flags&(1<<value))
{
// Get the pointer on it
void *ptr=(void*)((&(*_NonResidentVertices.begin()))+id*_VertexSize+getValueOffEx ((TValue)value));
f.serialBuffer ((uint8*)ptr, SizeType[_Type[value]]);
}
}
}
// Serial the UV Routing table
//============================
if (ver>=2)
{
f.serialBuffer (_UVRouting, sizeof(uint8)*MaxStage);
}
else
{
// Reset the table
uint i;
for (i=0; i<MaxStage; i++)
_UVRouting[i] = i;
}
// Set touch flags
if(f.isReading())
{
// Force non resident
restaureNonResidentMemory();
}
}
// --------------------------------------------------
bool CVertexBuffer::setVertexColorFormat (TVertexColorType format)
{
// If resident, quit
if (isResident())
return false;
nlassert (!isLocked());
// Format is not good ?
if ((TVertexColorType)_VertexColorFormat != format)
{
// Diffuse or specualr component ?
if (_Flags & (PrimaryColorFlag|SecondaryColorFlag))
{
uint i;
uint32 *ptr0 = (_Flags&PrimaryColorFlag)?(uint32*)&(_NonResidentVertices[_Offset[PrimaryColor]]):NULL;
uint32 *ptr1 = (_Flags&SecondaryColorFlag)?(uint32*)&(_NonResidentVertices[_Offset[SecondaryColor]]):NULL;
for (i=0; i<_NbVerts; i++)
{
if (ptr0)
{
const register uint32 value = *ptr0;
#ifdef NL_LITTLE_ENDIAN
*ptr0 = (value&0xff00ff00)|((value&0xff)<<16)|((value&0xff0000)>>16);
#else // NL_LITTLE_ENDIAN
*ptr0 = (value&0x00ff00ff)|((value&0xff00)<<16)|((value&0xff000000)>>16);
#endif // NL_LITTLE_ENDIAN
ptr0 = (uint32*)(((uint8*)ptr0)+_VertexSize);
}
if (ptr1)
{
const register uint32 value = *ptr1;
#ifdef NL_LITTLE_ENDIAN
*ptr1 = (value&0xff00ff00)|((value&0xff)<<16)|((value&0xff0000)>>16);
#else // NL_LITTLE_ENDIAN
*ptr1 = (value&0x00ff00ff)|((value&0xff00)<<16)|((value&0xff000000)>>16);
#endif // NL_LITTLE_ENDIAN
ptr1 = (uint32*)(((uint8*)ptr1)+_VertexSize);
}
}
}
_VertexColorFormat = (uint8)format;
// Force non resident
restaureNonResidentMemory();
}
return true;
}
// --------------------------------------------------
void CVertexBuffer::setPreferredMemory (TPreferredMemory preferredMemory, bool keepLocalMemory)
{
if ((_PreferredMemory != preferredMemory) || (_KeepLocalMemory != keepLocalMemory))
{
_PreferredMemory = preferredMemory;
_KeepLocalMemory = keepLocalMemory;
// Force non resident
restaureNonResidentMemory();
}
}
// --------------------------------------------------
void CVertexBuffer::setLocation (TLocation newLocation)
{
// Upload ?
if (newLocation != NotResident)
{
// The driver must have setuped the driver info
nlassert (DrvInfos);
// Current size of the buffer
const uint size = ((_PreferredMemory==RAMVolatile)||(_PreferredMemory==AGPVolatile))?_NbVerts*_VertexSize:_Capacity*_VertexSize;
// The buffer must not be resident
if (_Location != NotResident)
setLocation (NotResident);
// Copy the buffer containt
uint8 *dest = DrvInfos->lock (0, size, false);
nlassert (size<=_NonResidentVertices.size()); // Internal buffer must have the good size
memcpy (dest, &(_NonResidentVertices[0]), size);
DrvInfos->unlock(0, 0);
// Reset the non resident container if not a static preferred memory and not put in RAM
if ((_PreferredMemory != StaticPreferred) && (_Location != RAMResident) && !_KeepLocalMemory)
contReset(_NonResidentVertices);
// Clear touched flags
resetTouchFlags ();
_Location = newLocation;
_ResidentSize = size;
}
else
{
// Current size of the buffer
const uint size = _Capacity*_VertexSize;
// Resize the non resident buffer
_NonResidentVertices.resize (size);
// If resident in RAM, backup the data in non resident memory
if ((_Location == RAMResident) && (_PreferredMemory != RAMVolatile) && (_PreferredMemory != AGPVolatile) && !_KeepLocalMemory)
{
// The driver must have setuped the driver info
nlassert (DrvInfos);
// Copy the old buffer data
const uint8 *src = DrvInfos->lock (0, _ResidentSize, true);
if (!_NonResidentVertices.empty())
memcpy (&(_NonResidentVertices[0]), src, std::min (size, (uint)_ResidentSize));
DrvInfos->unlock(0, 0);
}
_Location = NotResident;
_ResidentSize = 0;
// Touch the buffer
_InternalFlags |= TouchedAll;
}
}
// --------------------------------------------------
void CVertexBuffer::restaureNonResidentMemory()
{
setLocation (NotResident);
if (DrvInfos)
DrvInfos->VertexBufferPtr = NULL; // Tell the driver info to not restaure memory when it will die
// Must kill the drv mirror of this VB.
DrvInfos.kill();
}
// --------------------------------------------------
void CVertexBuffer::fillBuffer ()
{
if (DrvInfos && _KeepLocalMemory)
{
// Copy the local memory in local memory
const uint size = _NbVerts*_VertexSize;
nlassert (size<=_NonResidentVertices.size());
uint8 *dest = DrvInfos->lock (0, size, false);
NLMISC::CFastMem::memcpy (dest, &(_NonResidentVertices[0]), size);
DrvInfos->unlock(0, size);
}
}
// --------------------------------------------------
// CPaletteSkin serial (no version chek).
void CPaletteSkin::serial(NLMISC::IStream &f)
{
f.serial(MatrixId[0], MatrixId[1], MatrixId[2], MatrixId[3]);
}
// --------------------------------------------------
IVBDrvInfos::~IVBDrvInfos()
{
_Driver->removeVBDrvInfoPtr(_DriverIterator);
}
// --------------------------------------------------
// CVertexBufferReadWrite
// --------------------------------------------------
NLMISC::CVector* CVertexBufferReadWrite::getVertexCoordPointer(uint idx)
{
nlassert (_Parent->checkLockedBuffer());
uint8* ptr;
ptr=_Parent->_LockedBuffer;
ptr+=(idx*_Parent->_VertexSize);
return((NLMISC::CVector*)ptr);
}
// --------------------------------------------------
NLMISC::CVector* CVertexBufferReadWrite::getNormalCoordPointer(uint idx)
{
nlassert (_Parent->checkLockedBuffer());
uint8* ptr;
if ( !(_Parent->_Flags & CVertexBuffer::NormalFlag) )
{
return(NULL);
}
ptr=_Parent->_LockedBuffer;
ptr+=_Parent->_Offset[CVertexBuffer::Normal];
ptr+=idx*_Parent->_VertexSize;
return((NLMISC::CVector*)ptr);
}
// --------------------------------------------------
void* CVertexBufferReadWrite::getColorPointer(uint idx)
{
nlassert (_Parent->checkLockedBuffer());
uint8* ptr;
if ( !(_Parent->_Flags & CVertexBuffer::PrimaryColorFlag) )
{
return(NULL);
}
ptr=_Parent->_LockedBuffer;
ptr+=_Parent->_Offset[CVertexBuffer::PrimaryColor];
ptr+=idx*_Parent->_VertexSize;
return((void*)ptr);
}
// --------------------------------------------------
void* CVertexBufferReadWrite::getSpecularPointer(uint idx)
{
nlassert (_Parent->checkLockedBuffer());
uint8* ptr;
if ( !(_Parent->_Flags & CVertexBuffer::SecondaryColorFlag) )
{
return(NULL);
}
ptr=_Parent->_LockedBuffer;
ptr+=_Parent->_Offset[CVertexBuffer::SecondaryColor];
ptr+=idx*_Parent->_VertexSize;
return((void*)ptr);
}
// --------------------------------------------------
NLMISC::CUV* CVertexBufferReadWrite::getTexCoordPointer(uint idx, uint8 stage)
{
nlassert (_Parent->checkLockedBuffer());
uint8* ptr;
if ( !(_Parent->_Flags & (CVertexBuffer::TexCoord0Flag<<stage)) )
{
return(NULL);
}
ptr=_Parent->_LockedBuffer;
ptr+=_Parent->_Offset[CVertexBuffer::TexCoord0+stage];
ptr+=idx*_Parent->_VertexSize;
return((NLMISC::CUV*)ptr);
}
// --------------------------------------------------
float* CVertexBufferReadWrite::getWeightPointer(uint idx, uint8 wgt)
{
nlassert (_Parent->checkLockedBuffer());
uint8* ptr;
nlassert(wgt<CVertexBuffer::MaxWeight);
if( !(_Parent->_Flags & CVertexBuffer::WeightFlag))
return NULL;
ptr=(uint8*)(&_Parent->_LockedBuffer[idx*_Parent->_VertexSize]);
ptr+=_Parent->_Offset[CVertexBuffer::Weight]+wgt*sizeof(float);
return (float*)ptr;
}
// --------------------------------------------------
CPaletteSkin* CVertexBufferReadWrite::getPaletteSkinPointer(uint idx)
{
nlassert (_Parent->checkLockedBuffer());
uint8* ptr;
if ( (_Parent->_Flags & CVertexBuffer::PaletteSkinFlag) != CVertexBuffer::PaletteSkinFlag )
{
return(NULL);
}
ptr=_Parent->_LockedBuffer;
ptr+=_Parent->_Offset[CVertexBuffer::PaletteSkin];
ptr+=idx*_Parent->_VertexSize;
return((CPaletteSkin*)ptr);
}
// --------------------------------------------------
void CVertexBufferReadWrite::touchVertices (uint first, uint last)
{
nlassert (_Parent->checkLockedBuffer());
_First = first;
_Last = last;
}
// --------------------------------------------------
// CVertexBufferRead
// --------------------------------------------------
const NLMISC::CVector* CVertexBufferRead::getVertexCoordPointer(uint idx) const
{
nlassert (_Parent->checkLockedBuffer());
const uint8* ptr;
ptr=_Parent->_LockedBuffer;
ptr+=(idx*_Parent->_VertexSize);
return((const NLMISC::CVector*)ptr);
}
// --------------------------------------------------
const NLMISC::CVector* CVertexBufferRead::getNormalCoordPointer(uint idx) const
{
nlassert (_Parent->checkLockedBuffer());
const uint8* ptr;
if ( !(_Parent->_Flags & CVertexBuffer::NormalFlag) )
{
return(NULL);
}
ptr=_Parent->_LockedBuffer;
ptr+=_Parent->_Offset[CVertexBuffer::Normal];
ptr+=idx*_Parent->_VertexSize;
return((const NLMISC::CVector*)ptr);
}
// --------------------------------------------------
const void* CVertexBufferRead::getColorPointer(uint idx) const
{
nlassert (_Parent->checkLockedBuffer());
const uint8* ptr;
if ( !(_Parent->_Flags & CVertexBuffer::PrimaryColorFlag) )
{
return(NULL);
}
ptr=_Parent->_LockedBuffer;
ptr+=_Parent->_Offset[CVertexBuffer::PrimaryColor];
ptr+=idx*_Parent->_VertexSize;
return((const void*)ptr);
}
// --------------------------------------------------
const void* CVertexBufferRead::getSpecularPointer(uint idx) const
{
nlassert (_Parent->checkLockedBuffer());
const uint8* ptr;
if ( !(_Parent->_Flags & CVertexBuffer::SecondaryColorFlag) )
{
return(NULL);
}
ptr=_Parent->_LockedBuffer;
ptr+=_Parent->_Offset[CVertexBuffer::SecondaryColor];
ptr+=idx*_Parent->_VertexSize;
return((const void*)ptr);
}
// --------------------------------------------------
const NLMISC::CUV* CVertexBufferRead::getTexCoordPointer(uint idx, uint8 stage) const
{
nlassert (_Parent->checkLockedBuffer());
const uint8* ptr;
if ( !(_Parent->_Flags & (CVertexBuffer::TexCoord0Flag<<stage)) )
{
return(NULL);
}
ptr=_Parent->_LockedBuffer;
ptr+=_Parent->_Offset[CVertexBuffer::TexCoord0+stage];
ptr+=idx*_Parent->_VertexSize;
return((const NLMISC::CUV*)ptr);
}
// --------------------------------------------------
const float* CVertexBufferRead::getWeightPointer(uint idx, uint8 wgt) const
{
nlassert (_Parent->checkLockedBuffer());
const uint8* ptr;
nlassert(wgt<CVertexBuffer::MaxWeight);
if( !(_Parent->_Flags & CVertexBuffer::WeightFlag))
return NULL;
ptr=(uint8*)(&_Parent->_LockedBuffer[idx*_Parent->_VertexSize]);
ptr+=_Parent->_Offset[CVertexBuffer::Weight]+wgt*sizeof(float);
return (float*)ptr;
}
// --------------------------------------------------
const CPaletteSkin* CVertexBufferRead::getPaletteSkinPointer(uint idx) const
{
nlassert (_Parent->checkLockedBuffer());
const uint8* ptr;
if ( (_Parent->_Flags & CVertexBuffer::PaletteSkinFlag) != CVertexBuffer::PaletteSkinFlag )
{
return(NULL);
}
ptr=_Parent->_LockedBuffer;
ptr+=_Parent->_Offset[CVertexBuffer::PaletteSkin];
ptr+=idx*_Parent->_VertexSize;
return((const CPaletteSkin*)ptr);
}
// --------------------------------------------------
}
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