#include <glComputeEvaluator.h>

Public Types
typedef bool	Instantiatable

Public Member Functions
	GLComputeEvaluator ()
	Constructor. More...

	~GLComputeEvaluator ()
	Destructor. note that the GL context must be made current. More...

template<typename SRC_BUFFER , typename DST_BUFFER , typename STENCIL_TABLE >
bool	EvalStencils (SRC_BUFFER srcBuffer, BufferDescriptor const &srcDesc, DST_BUFFER dstBuffer, BufferDescriptor const &dstDesc, STENCIL_TABLE const *stencilTable) const

template<typename SRC_BUFFER , typename DST_BUFFER , typename STENCIL_TABLE >
bool	EvalStencils (SRC_BUFFER srcBuffer, BufferDescriptor const &srcDesc, DST_BUFFER dstBuffer, BufferDescriptor const &dstDesc, DST_BUFFER duBuffer, BufferDescriptor const &duDesc, DST_BUFFER dvBuffer, BufferDescriptor const &dvDesc, STENCIL_TABLE const *stencilTable) const

bool	EvalStencils (GLuint srcBuffer, BufferDescriptor const &srcDesc, GLuint dstBuffer, BufferDescriptor const &dstDesc, GLuint duBuffer, BufferDescriptor const &duDesc, GLuint dvBuffer, BufferDescriptor const &dvDesc, GLuint sizesBuffer, GLuint offsetsBuffer, GLuint indicesBuffer, GLuint weightsBuffer, GLuint duWeightsBuffer, GLuint dvWeightsBuffer, int start, int end) const

template<typename SRC_BUFFER , typename DST_BUFFER , typename PATCHCOORD_BUFFER , typename PATCH_TABLE >
bool	EvalPatches (SRC_BUFFER srcBuffer, BufferDescriptor const &srcDesc, DST_BUFFER dstBuffer, BufferDescriptor const &dstDesc, int numPatchCoords, PATCHCOORD_BUFFER patchCoords, PATCH_TABLE patchTable) const
	Generic limit eval function. This function has a same signature as other device kernels have so that it can be called in the same way. More...

template<typename SRC_BUFFER , typename DST_BUFFER , typename PATCHCOORD_BUFFER , typename PATCH_TABLE >
bool	EvalPatches (SRC_BUFFER srcBuffer, BufferDescriptor const &srcDesc, DST_BUFFER dstBuffer, BufferDescriptor const &dstDesc, DST_BUFFER duBuffer, BufferDescriptor const &duDesc, DST_BUFFER dvBuffer, BufferDescriptor const &dvDesc, int numPatchCoords, PATCHCOORD_BUFFER patchCoords, PATCH_TABLE patchTable) const
	Generic limit eval function with derivatives. This function has a same signature as other device kernels have so that it can be called in the same way. More...

bool	EvalPatches (GLuint srcBuffer, BufferDescriptor const &srcDesc, GLuint dstBuffer, BufferDescriptor const &dstDesc, GLuint duBuffer, BufferDescriptor const &duDesc, GLuint dvBuffer, BufferDescriptor const &dvDesc, int numPatchCoords, GLuint patchCoordsBuffer, const PatchArrayVector &patchArrays, GLuint patchIndexBuffer, GLuint patchParamsBuffer) const

bool	Compile (BufferDescriptor const &srcDesc, BufferDescriptor const &dstDesc, BufferDescriptor const &duDesc, BufferDescriptor const &dvDesc)

Static Public Member Functions
static GLComputeEvaluator *	Create (BufferDescriptor const &srcDesc, BufferDescriptor const &dstDesc, BufferDescriptor const &duDesc, BufferDescriptor const &dvDesc, void *deviceContext=NULL)

template<typename SRC_BUFFER , typename DST_BUFFER , typename STENCIL_TABLE >
static bool	EvalStencils (SRC_BUFFER srcBuffer, BufferDescriptor const &srcDesc, DST_BUFFER dstBuffer, BufferDescriptor const &dstDesc, STENCIL_TABLE const stencilTable, GLComputeEvaluator const instance, void *deviceContext=NULL)
	Generic static compute function. This function has a same signature as other device kernels have so that it can be called transparently from OsdMesh template interface. More...

template<typename SRC_BUFFER , typename DST_BUFFER , typename STENCIL_TABLE >
static bool	EvalStencils (SRC_BUFFER srcBuffer, BufferDescriptor const &srcDesc, DST_BUFFER dstBuffer, BufferDescriptor const &dstDesc, DST_BUFFER duBuffer, BufferDescriptor const &duDesc, DST_BUFFER dvBuffer, BufferDescriptor const &dvDesc, STENCIL_TABLE const stencilTable, GLComputeEvaluator const instance, void *deviceContext=NULL)
	Generic static compute function. This function has a same signature as other device kernels have so that it can be called transparently from OsdMesh template interface. More...

template<typename SRC_BUFFER , typename DST_BUFFER , typename PATCHCOORD_BUFFER , typename PATCH_TABLE >
static bool	EvalPatches (SRC_BUFFER srcBuffer, BufferDescriptor const &srcDesc, DST_BUFFER dstBuffer, BufferDescriptor const &dstDesc, int numPatchCoords, PATCHCOORD_BUFFER patchCoords, PATCH_TABLE patchTable, GLComputeEvaluator const instance, void deviceContext=NULL)
	Generic limit eval function. This function has a same signature as other device kernels have so that it can be called in the same way. More...

template<typename SRC_BUFFER , typename DST_BUFFER , typename PATCHCOORD_BUFFER , typename PATCH_TABLE >
static bool	EvalPatches (SRC_BUFFER srcBuffer, BufferDescriptor const &srcDesc, DST_BUFFER dstBuffer, BufferDescriptor const &dstDesc, DST_BUFFER duBuffer, BufferDescriptor const &duDesc, DST_BUFFER dvBuffer, BufferDescriptor const &dvDesc, int numPatchCoords, PATCHCOORD_BUFFER patchCoords, PATCH_TABLE patchTable, GLComputeEvaluator const instance, void deviceContext=NULL)
	Generic limit eval function. This function has a same signature as other device kernels have so that it can be called in the same way. More...

static void	Synchronize (void *deviceContext)
	Wait the dispatched kernel finishes. More...

Detailed Description

Definition at line 90 of file glComputeEvaluator.h.

Member Typedef Documentation

typedef bool Instantiatable

Definition at line 92 of file glComputeEvaluator.h.

Constructor & Destructor Documentation

GLComputeEvaluator ( )

Constructor.

~GLComputeEvaluator ( )

Destructor. note that the GL context must be made current.

Member Function Documentation

bool Compile	(	BufferDescriptor const &	srcDesc,
		BufferDescriptor const &	dstDesc,
		BufferDescriptor const &	duDesc,
		BufferDescriptor const &	dvDesc
	)

Other methods

Configure GLSL kernel. A valid GL context must be made current before calling this function. Returns false if it fails to compile the kernel.

static GLComputeEvaluator* Create	(	BufferDescriptor const &	srcDesc,
		BufferDescriptor const &	dstDesc,
		BufferDescriptor const &	duDesc,
		BufferDescriptor const &	dvDesc,
		void *	deviceContext = `NULL`
	)

inlinestatic

Definition at line 93 of file glComputeEvaluator.h.

static bool EvalPatches	(	SRC_BUFFER *	srcBuffer,
		BufferDescriptor const &	srcDesc,
		DST_BUFFER *	dstBuffer,
		BufferDescriptor const &	dstDesc,
		int	numPatchCoords,
		PATCHCOORD_BUFFER *	patchCoords,
		PATCH_TABLE *	patchTable,
		GLComputeEvaluator const *	instance,
		void *	deviceContext = `NULL`
	)

inlinestatic

Generic limit eval function. This function has a same signature as other device kernels have so that it can be called in the same way.

Limit evaluations with PatchTable

Parameters

srcBuffer	Input primvar buffer. must have BindVBO() method returning a GL buffer object of source data
srcDesc	vertex buffer descriptor for the input buffer
dstBuffer	Output primvar buffer must have BindVBO() method returning a GL buffer object of destination data
dstDesc	vertex buffer descriptor for the output buffer
numPatchCoords	number of patchCoords.
patchCoords	array of locations to be evaluated. must have BindVBO() method returning an array of PatchCoord struct in VBO.
patchTable	GLPatchTable or equivalent
instance	cached compiled instance. Clients are supposed to pre-compile an instance of this class and provide to this function. If it's null the kernel still compute by instantiating on-demand kernel although it may cause a performance problem.
deviceContext	not used in the GLXFB evaluator

Definition at line 344 of file glComputeEvaluator.h.

static bool EvalPatches	(	SRC_BUFFER *	srcBuffer,
		BufferDescriptor const &	srcDesc,
		DST_BUFFER *	dstBuffer,
		BufferDescriptor const &	dstDesc,
		DST_BUFFER *	duBuffer,
		BufferDescriptor const &	duDesc,
		DST_BUFFER *	dvBuffer,
		BufferDescriptor const &	dvDesc,
		int	numPatchCoords,
		PATCHCOORD_BUFFER *	patchCoords,
		PATCH_TABLE *	patchTable,
		GLComputeEvaluator const *	instance,
		void *	deviceContext = `NULL`
	)

inlinestatic

Generic limit eval function. This function has a same signature as other device kernels have so that it can be called in the same way.

Parameters

srcBuffer	Input primvar buffer. must have BindVBO() method returning a GL buffer object of source data
srcDesc	vertex buffer descriptor for the input buffer
dstBuffer	Output primvar buffer must have BindVBO() method returning a GL buffer object of destination data
dstDesc	vertex buffer descriptor for the output buffer
duBuffer
duDesc
dvBuffer
dvDesc
numPatchCoords	number of patchCoords.
patchCoords	array of locations to be evaluated. must have BindVBO() method returning an array of PatchCoord struct in VBO.
patchTable	GLPatchTable or equivalent
instance	cached compiled instance. Clients are supposed to pre-compile an instance of this class and provide to this function. If it's null the kernel still compute by instantiating on-demand kernel although it may cause a performance problem.
deviceContext	not used in the GLXFB evaluator

Definition at line 418 of file glComputeEvaluator.h.

bool EvalPatches	(	SRC_BUFFER *	srcBuffer,
		BufferDescriptor const &	srcDesc,
		DST_BUFFER *	dstBuffer,
		BufferDescriptor const &	dstDesc,
		int	numPatchCoords,
		PATCHCOORD_BUFFER *	patchCoords,
		PATCH_TABLE *	patchTable
	)		const

inline

Generic limit eval function. This function has a same signature as other device kernels have so that it can be called in the same way.

Parameters

srcBuffer	Input primvar buffer. must have BindVBO() method returning a const float pointer for read
srcDesc	vertex buffer descriptor for the input buffer
dstBuffer	Output primvar buffer must have BindVBOBuffer() method returning a float pointer for write
dstDesc	vertex buffer descriptor for the output buffer
numPatchCoords	number of patchCoords.
patchCoords	array of locations to be evaluated. must have BindVBO() method returning an array of PatchCoord struct in VBO.
patchTable	GLPatchTable or equivalent

Definition at line 480 of file glComputeEvaluator.h.

bool EvalPatches	(	SRC_BUFFER *	srcBuffer,
		BufferDescriptor const &	srcDesc,
		DST_BUFFER *	dstBuffer,
		BufferDescriptor const &	dstDesc,
		DST_BUFFER *	duBuffer,
		BufferDescriptor const &	duDesc,
		DST_BUFFER *	dvBuffer,
		BufferDescriptor const &	dvDesc,
		int	numPatchCoords,
		PATCHCOORD_BUFFER *	patchCoords,
		PATCH_TABLE *	patchTable
	)		const

inline

Generic limit eval function with derivatives. This function has a same signature as other device kernels have so that it can be called in the same way.

Parameters

srcBuffer	Input primvar buffer. must have BindVBO() method returning a const float pointer for read
srcDesc	vertex buffer descriptor for the input buffer
dstBuffer	Output primvar buffer must have BindVBO() method returning a float pointer for write
dstDesc	vertex buffer descriptor for the output buffer
duBuffer	Output U-derivatives buffer must have BindVBO() method returning a float pointer for write
duDesc	vertex buffer descriptor for the duBuffer
dvBuffer	Output V-derivatives buffer must have BindVBO() method returning a float pointer for write
dvDesc	vertex buffer descriptor for the dvBuffer
numPatchCoords	number of patchCoords.
patchCoords	array of locations to be evaluated.
patchTable	GLPatchTable or equivalent

Definition at line 534 of file glComputeEvaluator.h.

bool EvalPatches	(	GLuint	srcBuffer,
		BufferDescriptor const &	srcDesc,
		GLuint	dstBuffer,
		BufferDescriptor const &	dstDesc,
		GLuint	duBuffer,
		BufferDescriptor const &	duDesc,
		GLuint	dvBuffer,
		BufferDescriptor const &	dvDesc,
		int	numPatchCoords,
		GLuint	patchCoordsBuffer,
		const PatchArrayVector &	patchArrays,
		GLuint	patchIndexBuffer,
		GLuint	patchParamsBuffer
	)		const

static bool EvalStencils	(	SRC_BUFFER *	srcBuffer,
		BufferDescriptor const &	srcDesc,
		DST_BUFFER *	dstBuffer,
		BufferDescriptor const &	dstDesc,
		STENCIL_TABLE const *	stencilTable,
		GLComputeEvaluator const *	instance,
		void *	deviceContext = `NULL`
	)

inlinestatic

Generic static compute function. This function has a same signature as other device kernels have so that it can be called transparently from OsdMesh template interface.

Stencil evaluations with StencilTable

Parameters

srcBuffer	Input primvar buffer. must have BindVBO() method returning a GL buffer object of source data
srcDesc	vertex buffer descriptor for the input buffer
dstBuffer	Output primvar buffer must have BindVBO() method returning a GL buffer object of destination data
dstDesc	vertex buffer descriptor for the output buffer
stencilTable	stencil table to be applied. The table must have SSBO interfaces.
instance	cached compiled instance. Clients are supposed to pre-compile an instance of this class and provide to this function. If it's null the kernel still compute by instantiating on-demand kernel although it may cause a performance problem.
deviceContext	not used in the GLSL kernel

Definition at line 145 of file glComputeEvaluator.h.

static bool EvalStencils	(	SRC_BUFFER *	srcBuffer,
		BufferDescriptor const &	srcDesc,
		DST_BUFFER *	dstBuffer,
		BufferDescriptor const &	dstDesc,
		DST_BUFFER *	duBuffer,
		BufferDescriptor const &	duDesc,
		DST_BUFFER *	dvBuffer,
		BufferDescriptor const &	dvDesc,
		STENCIL_TABLE const *	stencilTable,
		GLComputeEvaluator const *	instance,
		void *	deviceContext = `NULL`
	)

inlinestatic

Generic static compute function. This function has a same signature as other device kernels have so that it can be called transparently from OsdMesh template interface.

Parameters

srcBuffer	Input primvar buffer. must have BindVBO() method returning a GL buffer object of source data
srcDesc	vertex buffer descriptor for the input buffer
dstBuffer	Output primvar buffer must have BindVBO() method returning a GL buffer object of destination data
dstDesc	vertex buffer descriptor for the dstBuffer
duBuffer	Output U-derivative buffer must have BindVBO() method returning a GL buffer object of destination data
duDesc	vertex buffer descriptor for the duBuffer
dvBuffer	Output V-derivative buffer must have BindVBO() method returning a GL buffer object of destination data
dvDesc	vertex buffer descriptor for the dvBuffer
stencilTable	stencil table to be applied. The table must have SSBO interfaces.
instance	cached compiled instance. Clients are supposed to pre-compile an instance of this class and provide to this function. If it's null the kernel still compute by instantiating on-demand kernel although it may cause a performance problem.
deviceContext	not used in the GLSL kernel

Definition at line 213 of file glComputeEvaluator.h.

bool EvalStencils	(	SRC_BUFFER *	srcBuffer,
		BufferDescriptor const &	srcDesc,
		DST_BUFFER *	dstBuffer,
		BufferDescriptor const &	dstDesc,
		STENCIL_TABLE const *	stencilTable
	)		const

inline

Dispatch the GLSL compute kernel on GPU asynchronously. returns false if the kernel hasn't been compiled yet.

Definition at line 248 of file glComputeEvaluator.h.

bool EvalStencils	(	SRC_BUFFER *	srcBuffer,
		BufferDescriptor const &	srcDesc,
		DST_BUFFER *	dstBuffer,
		BufferDescriptor const &	dstDesc,
		DST_BUFFER *	duBuffer,
		BufferDescriptor const &	duDesc,
		DST_BUFFER *	dvBuffer,
		BufferDescriptor const &	dvDesc,
		STENCIL_TABLE const *	stencilTable
	)		const

inline

Dispatch the GLSL compute kernel on GPU asynchronously. returns false if the kernel hasn't been compiled yet.

Definition at line 269 of file glComputeEvaluator.h.

bool EvalStencils	(	GLuint	srcBuffer,
		BufferDescriptor const &	srcDesc,
		GLuint	dstBuffer,
		BufferDescriptor const &	dstDesc,
		GLuint	duBuffer,
		BufferDescriptor const &	duDesc,
		GLuint	dvBuffer,
		BufferDescriptor const &	dvDesc,
		GLuint	sizesBuffer,
		GLuint	offsetsBuffer,
		GLuint	indicesBuffer,
		GLuint	weightsBuffer,
		GLuint	duWeightsBuffer,
		GLuint	dvWeightsBuffer,
		int	start,
		int	end
	)		const

Dispatch the GLSL compute kernel on GPU asynchronously. returns false if the kernel hasn't been compiled yet.

static void Synchronize ( void * deviceContext )

static

Wait the dispatched kernel finishes.

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

opensubdiv/osd/glComputeEvaluator.h

Public Types

Public Member Functions

Static Public Member Functions

Detailed Description

Member Typedef Documentation

Constructor & Destructor Documentation

Member Function Documentation