#include "TAPsCUDA_DataPool.cu"
#include "TAPsCUDA_GL_ModelElasticRod_Def.cu"

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Classes
class	CUDA_GL_ElasticRod
	A CUDA's GL Interoperability for generating draw data (generalized cylinders) for the Elastic Rod model. More...
Defines
#define	TAPs_CUDA_GL_MODEL_ELASTIC_ROD_HPP
Functions
BEGIN_NAMESPACE_TAPs__CUDA bool	GL__IsInitailizeDataForElasticRodModel_Drawing ()
	Is the texture for cross section's vertex data initialized?
bool	TAPsCUDA_GL__InitailizeDataForElasticRodModel_Drawing (unsigned int numberOfCrossSectionVertices, float *crossSectionVertexData, GLuint vbo_GL)
	Initialize the CUDA/GL for elastic rod's drawing.
void	GL__ClearDataForElasticRodModel_Drawing ()
	Clear the CUDA/GL for elastic rod's drawing.
void	GL__UnregisterBufferObject (GLuint &vbo_GL)
	Clear the CUDA/GL for elastic rod's drawing.
void	GL__GenCylinderForElasticRodModel (unsigned int cudaID, unsigned int numOfNodes, unsigned int numOfThreads, GLuint vbo_GL, unsigned int numOfCrossSectionVertices, float radius)
	Compute the generalized cylinder for the elastic rod.
void	GL__GenCylinderForElasticRodModel_PLHM (unsigned int cudaID, unsigned int numOfNodes, unsigned int numOfThreads, GLuint vbo_GL, unsigned int numOfCrossSectionVertices, float radius)
	Compute the generalized cylinder for the elastic rod (with CUDA's PLHM)
Variables
texture< float4, 2, cudaReadModeElementType >	CudaTexGLElasticRod
	Texture References.
CUDA_GL_ElasticRod	Cuda_GL_ElasticRod
	CUDA/GL for drawing the elastic rod model.

Define Documentation

#define TAPs_CUDA_GL_MODEL_ELASTIC_ROD_HPP

Definition at line 14 of file TAPsCUDA_GL_ModelElasticRod.cu.

Function Documentation

void GL__ClearDataForElasticRodModel_Drawing ( )

Clear the CUDA/GL for elastic rod's drawing.

Definition at line 279 of file TAPsCUDA_GL_ModelElasticRod_Def.cu.

{
    Cuda_GL_ElasticRod.Clear();
}

void GL__GenCylinderForElasticRodModel	(	unsigned int	cudaID,
		unsigned int	numOfNodes,
		unsigned int	numOfThreads,
		GLuint	vbo_GL,
		unsigned int	numOfCrossSectionVertices,
		float	radius
	)

Compute the generalized cylinder for the elastic rod.

Parameters:

cudaID	CUDA ID
numOfNodes	number of nodes
numOfThreads	number of threads per CUDA thread block
vbo_GL	OpenGL vertex buffer object
numOfCrossSectionVertices	number of cross section's vertices
radius	radius

Definition at line 285 of file TAPsCUDA_GL_ModelElasticRod_Def.cu.

Referenced by ElasticRod_CompByCUDA< T >::GenCylinderVertexDataForDrawing().

{
    // Kernel invocation
    unsigned int numOfThreadBlocks = ( numOfNodes + numOfThreads - 1 ) / numOfThreads;
    dim3 Dg( numOfThreadBlocks, 1, 1 );
    dim3 Db( numOfThreads, 1, 1 );
    size_t Ns = 0;
    cudaStream_t S = 0;

    // Bind Textures
    DATA_GlobalPool.DataForVertexList[cudaID]->BindVertexList( numOfNodes );
    DATA_GlobalPool.DataForVertexList[cudaID]->BindOrientationList( numOfNodes );
    Cuda_GL_ElasticRod.BindCrossSectionVertices();
    // Map to GL
    float4 * pVertexData;
    CUDA_SAFE_CALL( cudaGLMapBufferObject( (void**)&pVertexData, vbo_GL ) );
    CUT_CHECK_ERROR( "Mapping an OpenGL buffer object FAILED!" );

    // Call the CUDA kernel
    GL__GenCylinderForElasticRodModel_CU<<< Dg, Db, Ns, S >>>( 
        numOfNodes, numOfThreads, pVertexData, numOfCrossSectionVertices, radius
    );
    CUT_CHECK_ERROR( "GenCylinderForElasticRodModel Kernel execution failed!" );

    // Unbind Textures
    DATA_GlobalPool.DataForVertexList[cudaID]->UnbindVertexList();
    DATA_GlobalPool.DataForVertexList[cudaID]->UnbindOrientationList();
    Cuda_GL_ElasticRod.UnbindCrossSectionVertices();
    // Unmap from GL
    CUDA_SAFE_CALL( cudaGLUnmapBufferObject( vbo_GL ) );
}

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void GL__GenCylinderForElasticRodModel_PLHM	(	unsigned int	cudaID,
		unsigned int	numOfNodes,
		unsigned int	numOfThreads,
		GLuint	vbo_GL,
		unsigned int	numOfCrossSectionVertices,
		float	radius
	)

Compute the generalized cylinder for the elastic rod (with CUDA's PLHM)

Parameters:

cudaID	CUDA ID
numOfNodes	number of nodes
numOfThreads	number of threads per CUDA thread block
vbo_GL	OpenGL vertex buffer object
numOfCrossSectionVertices	number of cross section's vertices
radius	radius

Definition at line 326 of file TAPsCUDA_GL_ModelElasticRod_Def.cu.

Referenced by ElasticRod_CompByCUDA< T >::GenCylinderVertexDataForDrawing().

{
    // Kernel invocation
    unsigned int numOfThreadBlocks = ( numOfNodes + numOfThreads - 1 ) / numOfThreads;
    dim3 Dg( numOfThreadBlocks, 1, 1 );
    dim3 Db( numOfThreads, 1, 1 );
    size_t Ns = 0;
    cudaStream_t S = 0;

    // Bind Texture
    Cuda_GL_ElasticRod.BindCrossSectionVertices();
    // Map to GL
    float4 * pVertexData;
    CUDA_SAFE_CALL( cudaGLMapBufferObject( (void**)&pVertexData, vbo_GL ) );
    CUT_CHECK_ERROR( "Mapping an OpenGL buffer object FAILED!" );

    // Call the CUDA kernel
    GL__GenCylinderForElasticRodModel_PLHM_CU<<< Dg, Db, Ns, S >>>( 
        numOfNodes, numOfThreads,
        DATA_GlobalPool.DataForVertexListPLHM[cudaID]->GetDevVertexList(),
        DATA_GlobalPool.DataForVertexListPLHM[cudaID]->GetDevOrientationList(),
        pVertexData, numOfCrossSectionVertices, radius
    );
    CUT_CHECK_ERROR( "GenCylinderForElasticRodModel Kernel execution failed!" );

    // Unbind Texture
    Cuda_GL_ElasticRod.UnbindCrossSectionVertices();
    // Unmap from GL
    CUDA_SAFE_CALL( cudaGLUnmapBufferObject( vbo_GL ) );
}

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BEGIN_NAMESPACE_TAPs__CUDA bool GL__IsInitailizeDataForElasticRodModel_Drawing ( )

Is the texture for cross section's vertex data initialized?

Definition at line 265 of file TAPsCUDA_GL_ModelElasticRod_Def.cu.

{ return CUDA_GL_ElasticRod::IsInitialized(); }

void GL__UnregisterBufferObject ( GLuint & vbo_GL )

Clear the CUDA/GL for elastic rod's drawing.

Definition at line 44 of file TAPsCUDA_GL_ModelElasticRod.cu.

Referenced by ModelElasticRod< T >::ClearGL().

{
    CUDA_SAFE_CALL( cudaGLUnregisterBufferObject( vbo_GL ) );
}

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bool TAPsCUDA_GL__InitailizeDataForElasticRodModel_Drawing	(	unsigned int	numberOfCrossSectionVertices,
		float *	crossSectionVertexData,
		GLuint	vbo_GL
	)

Initialize the CUDA/GL for elastic rod's drawing.

Parameters:

numberOfCrossSectionVertices	number of cross section's vertices
crossSectionVertexData	cross section's vertex data
vbo_GL	the OpenGL buffer object for vertex data

Variable Documentation

CUDA_GL_ElasticRod Cuda_GL_ElasticRod

CUDA/GL for drawing the elastic rod model.

Definition at line 111 of file TAPsCUDA_GL_ModelElasticRod.cu.

Referenced by GL__ClearDataForElasticRodModel_Drawing(), GL__GenCylinderForElasticRodModel(), GL__GenCylinderForElasticRodModel_PLHM(), and GL__InitailizeDataForElasticRodModel_Drawing().

texture<float4, 2, cudaReadModeElementType> CudaTexGLElasticRod

Texture References.

texture for list of cross section vertices for drawing (dim1 is position, dim2 is normal, dim3 is texture coordinates)

Definition at line 21 of file TAPsCUDA_GL_ModelElasticRod.cu.

Referenced by CUDA_GL_ElasticRod::BindCrossSectionVertices(), GL__GenCylinderForElasticRodModel_CU(), GL__GenCylinderForElasticRodModel_PLHM_CU(), and CUDA_GL_ElasticRod::UnbindCrossSectionVertices().

Classes

Defines

Functions

Variables

Define Documentation

Function Documentation

Variable Documentation