NL3D::CVertexArrayRangeNVidia Class Reference

Work only if ARRAY_RANGE_NV is enabled. More...

#include <driver_opengl_vertex_buffer_hard.h>

Inherits NL3D::IVertexArrayRange.

List of all members.

Public Member Functions
	CVertexArrayRangeNVidia (CDriverGL *drv)
void	enable ()
	active this VertexArrayRange as the current vertex array range used. no-op if already setup.
void	disable ()
	disable this VertexArrayRange. _Driver->_CurrentVertexArrayRange= NULL;
void	freeVB (void *ptr)
	free a VB allocated with allocateVB. No-op if NULL.
Implementation
virtual bool	allocate (uint32 size, CVertexBuffer::TPreferredMemory vbType)
	allocate a vertex array sapce. false if error. must free before re-allocate.
virtual void	free ()
	free this space.
virtual IVertexBufferHardGL *	createVBHardGL (uint size, CVertexBuffer *vb)
	create a IVertexBufferHardGL
virtual uint	sizeAllocated () const
	return the size allocated. 0 if not allocated or failure
Private Member Functions
bool	allocated () const
	true if allocated.
void *	allocateVB (uint32 size)
	Allocate a small subset of the memory. NULL if not enough mem.
Private Attributes
void *	_VertexArrayPtr
uint32	_VertexArraySize
NLMISC::CHeapMemory	_HeapMemory

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Detailed Description

Work only if ARRAY_RANGE_NV is enabled.

else, only call to ctor/dtor/free() is valid. any call to allocateVB() will return NULL.

Definition at line 136 of file driver_opengl_vertex_buffer_hard.h.

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Constructor & Destructor Documentation

NL3D::CVertexArrayRangeNVidia::CVertexArrayRangeNVidia

(

CDriverGL *

drv

)

Definition at line 99 of file driver_opengl_vertex_buffer_hard.cpp.

References _VertexArrayPtr, _VertexArraySize, and H_AUTO_OGL.

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Member Function Documentation

bool NL3D::CVertexArrayRangeNVidia::allocate	(	uint32	size,
		CVertexBuffer::TPreferredMemory	vbType
	)			[virtual]

allocate a vertex array sapce. false if error. must free before re-allocate.

Implements NL3D::IVertexArrayRange.

Definition at line 108 of file driver_opengl_vertex_buffer_hard.cpp.

References NL3D::IVertexArrayRange::_Driver, _HeapMemory, _VertexArrayPtr, _VertexArraySize, NL3D::CVertexBuffer::AGPPreferred, NL3D::IDriver::getStaticMemoryToVRAM(), H_AUTO_OGL, NLMISC::CHeapMemory::initHeap(), nlassert, and NL3D::CVertexBuffer::StaticPreferred.

bool NL3D::CVertexArrayRangeNVidia::allocated

(

)

const [inline, private]

true if allocated.

Definition at line 174 of file driver_opengl_vertex_buffer_hard.h.

References _VertexArrayPtr.

Referenced by createVBHardGL().

void * NL3D::CVertexArrayRangeNVidia::allocateVB

(

uint32

size

)

[private]

Allocate a small subset of the memory. NULL if not enough mem.

Definition at line 218 of file driver_opengl_vertex_buffer_hard.cpp.

References _HeapMemory, NLMISC::CHeapMemory::allocate(), and H_AUTO_OGL.

Referenced by createVBHardGL().

IVertexBufferHardGL * NL3D::CVertexArrayRangeNVidia::createVBHardGL	(	uint	size,
		CVertexBuffer *	vb
	)			[virtual]

create a IVertexBufferHardGL

Implements NL3D::IVertexArrayRange.

Definition at line 234 of file driver_opengl_vertex_buffer_hard.cpp.

References NL3D::IVertexArrayRange::_Driver, allocated(), allocateVB(), H_AUTO_OGL, and NL3D::CVertexBufferHardGLNVidia::initGL().

void NL3D::CVertexArrayRangeNVidia::disable

(

)

disable this VertexArrayRange. _Driver->_CurrentVertexArrayRange= NULL;

Definition at line 203 of file driver_opengl_vertex_buffer_hard.cpp.

References NL3D::CDriverGL::_CurrentVertexArrayRange, NL3D::IVertexArrayRange::_Driver, NL3D::CDriverGL::_Extensions, H_AUTO_OGL, and NL3D::CGlExtensions::NVStateVARWithoutFlush.

Referenced by NL3D::CVertexBufferHardGLNVidia::disable().

void NL3D::CVertexArrayRangeNVidia::enable

(

)

active this VertexArrayRange as the current vertex array range used. no-op if already setup.

Definition at line 177 of file driver_opengl_vertex_buffer_hard.cpp.

References NL3D::CDriverGL::_CurrentVertexArrayRange, NL3D::IVertexArrayRange::_Driver, NL3D::CDriverGL::_Extensions, NL3D::CDriverGL::_NVCurrentVARPtr, NL3D::CDriverGL::_NVCurrentVARSize, _VertexArrayPtr, _VertexArraySize, H_AUTO_OGL, nglVertexArrayRangeNV, and NL3D::CGlExtensions::NVStateVARWithoutFlush.

Referenced by NL3D::CVertexBufferHardGLNVidia::enable().

void NL3D::CVertexArrayRangeNVidia::free

(

)

[virtual]

free this space.

Implements NL3D::IVertexArrayRange.

Definition at line 156 of file driver_opengl_vertex_buffer_hard.cpp.

References _HeapMemory, _VertexArrayPtr, _VertexArraySize, H_AUTO_OGL, and NLMISC::CHeapMemory::reset().

void NL3D::CVertexArrayRangeNVidia::freeVB

(

void *

ptr

)

free a VB allocated with allocateVB. No-op if NULL.

Definition at line 226 of file driver_opengl_vertex_buffer_hard.cpp.

References _HeapMemory, NLMISC::CHeapMemory::free(), and H_AUTO_OGL.

Referenced by NL3D::CVertexBufferHardGLNVidia::~CVertexBufferHardGLNVidia().

uint NL3D::CVertexArrayRangeNVidia::sizeAllocated

(

)

const [virtual]

return the size allocated. 0 if not allocated or failure

Implements NL3D::IVertexArrayRange.

Definition at line 148 of file driver_opengl_vertex_buffer_hard.cpp.

References _VertexArraySize, and H_AUTO_OGL.

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Member Data Documentation

NLMISC::CHeapMemory NL3D::CVertexArrayRangeNVidia::_HeapMemory [private]

Definition at line 171 of file driver_opengl_vertex_buffer_hard.h.

Referenced by allocate(), allocateVB(), free(), and freeVB().

void* NL3D::CVertexArrayRangeNVidia::_VertexArrayPtr [private]

Definition at line 167 of file driver_opengl_vertex_buffer_hard.h.

Referenced by allocate(), allocated(), CVertexArrayRangeNVidia(), enable(), and free().

uint32 NL3D::CVertexArrayRangeNVidia::_VertexArraySize [private]

Definition at line 168 of file driver_opengl_vertex_buffer_hard.h.

Referenced by allocate(), CVertexArrayRangeNVidia(), enable(), free(), and sizeAllocated().

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The documentation for this class was generated from the following files:

• src/3d/driver/opengl/driver_opengl_vertex_buffer_hard.h
• src/3d/driver/opengl/driver_opengl_vertex_buffer_hard.cpp