#include <PyramidGL.h>

Inheritance diagram for PyramidNaive:

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Collaboration diagram for PyramidNaive:

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Public Member Functions
void	DestroyPyramidData ()

void	GetSimplifiedOrientation ()

void	GenerateFeatureListCPU ()

virtual void	GetFeatureOrientations ()

virtual void	GenerateFeatureList ()

void	DetectKeypointsEX ()

void	ComputeGradient ()

GLTexImage *	GetLevelTexture (int octave, int level)

GLTexImage *	GetBaseLevel (int octave, int dataName=DATA_GAUSSIAN)

GLTexImage *	GetLevelTexture (int octave, int level, int dataName)

void	BuildPyramid (GLTexInput *input)

void	InitPyramid (int w, int h, int ds)

void	FitPyramid (int w, int h)

void	ResizePyramid (int w, int h)

void	FitHistogramPyramid ()

	PyramidNaive (SiftParam &sp)

	~PyramidNaive ()

Public Member Functions inherited from PyramidGL
void	InitializeContext ()

void	SetLevelFeatureNum (int idx, int num)

void	GetTextureStorageSize (int num, int &fw, int &fh)

void	GetAlignedStorageSize (int num, int align, int &fw, int &fh)

virtual void	DownloadKeypoints ()

virtual int	ResizeFeatureStorage ()

virtual void	DestroyPerLevelData ()

virtual void	DestroySharedData ()

virtual void	GetFeatureDescriptors ()

virtual void	GenerateFeatureListTex ()

virtual void	ReshapeFeatureListCPU ()

virtual void	GenerateFeatureDisplayVBO ()

virtual void	CleanUpAfterSIFT ()

	PyramidGL (SiftParam &sp)

virtual	~PyramidGL ()

Public Member Functions inherited from SiftPyramid
virtual void	RunSIFT (GLTexInput *input)

virtual void	SaveSIFT (const char *szFileName)

virtual void	CopyFeatureVector (float keys, float descriptors)

virtual void	SetKeypointList (int num, const float *keys, int run_on_current, int skip_orientation)

virtual int	IsUsingRectDescription ()

void	SetFailStatus ()
	inline functions, shared by all implementations More...

int	GetSucessStatus ()

int	GetFeatureNum ()

int	GetHistLevelNum ()

const GLuint *	GetFeatureDipslayVBO ()

const GLuint *	GetPointDisplayVBO ()

const int *	GetLevelFeatureNum ()

void	GetPyramidTiming (float *timing)

void	CleanupBeforeSIFT ()

	SiftPyramid (SiftParam &sp)

virtual	~SiftPyramid ()

Protected Attributes
GLTexImage *	_texPyramid

GLTexImage *	_auxPyramid

Protected Attributes inherited from PyramidGL
GLTexImage *	_histoPyramidTex

GLTexImage *	_featureTex

GLTexImage *	_descriptorTex

GLTexImage *	_orientationTex

Protected Attributes inherited from SiftPyramid
SiftParam &	param

int	_hpLevelNum

int *	_levelFeatureNum

int	_featureNum

float *	_histo_buffer

int	_existing_keypoints

vector< int >	_keypoint_index

GLuint *	_featureDisplayVBO

GLuint *	_featurePointVBO

Additional Inherited Members
Public Types inherited from SiftPyramid
enum	{ DATA_GAUSSIAN = 0 , DATA_DOG = 1 , DATA_KEYPOINT = 2 , DATA_GRAD = 3 , DATA_ROT = 4 , DATA_NUM = 5 }

enum	{ SIFT_SKIP_FILTERING = 0x01 , SIFT_SKIP_DETECTION = 0x02 , SIFT_SKIP_ORIENTATION = 0x04 , SIFT_RECT_DESCRIPTION = 0x08 }

Static Public Member Functions inherited from PyramidGL
static void	InterlaceDescriptorF2 (int w, int h, float buf, float pd, int step)

static void	NormalizeDescriptor (int num, float *pd)

Static Public Member Functions inherited from SiftPyramid
static int	GetRequiredOctaveNum (int inputsz)

Static Public Member Functions inherited from GlobalUtil
static double	CLOCK ()

static void	StopTimer ()

static void	StartTimer (const char *event)

static float	GetElapsedTime ()

static void	FitViewPort (int width, int height)

static void	SetTextureParameter ()

static void	SetTextureParameterUS ()

static void	CheckErrorsGL (const char *location=NULL)

static bool	CheckFramebufferStatus ()

static void	SelectDisplay ()

static void	InitGLParam (int NotTargetGL=0)

static void	SetGLParam ()

static int	CreateWindowEZ ()

static void	CleanupOpenGL ()

static void	SetDeviceParam (int argc, char **argv)

static int	CreateWindowEZ (LiteWindow *window)

Static Public Member Functions inherited from ShaderMan
static void	SelectInitialSmoothingFilter (int octave_min, SiftParam &param)

static void	UseShaderMarginCopy (int xmax, int ymax)

static void	UseShaderOrientation (int gtex, int width, int height, float sigma, int auxtex, float step, int keypoint_list)

static void	UseShaderDescriptor (int gtex, int otex, int dwidth, int fwidth, int width, int height, float sigma)

static void	UseShaderSimpleOrientation (int oTex, float sigma, float sigma_step)

static void	UseShaderCopyKeypoint ()

static void	UseShaderGenVBO (float width, float fwidth, float size)

static void	UseShaderDebug ()

static void	UseShaderZeroPass ()

static void	UseShaderGenListStart (float fw, int tex0)

static void	UseShaderGenListStep (int tex, int tex0)

static void	UseShaderGenListEnd (int ktex)

static void	UseShaderGenListHisto ()

static void	UseShaderGenListInit (int w, int h, int tight=1)

static void	UseShaderKeypoint (int texU, int texD)

static void	UseShaderGradientPass (int texP=0)

static void	UseShaderDisplayKeypoints ()

static void	UseShaderDisplayGrad ()

static void	UseShaderRGB2Gray ()

static void	UseShaderDisplayDOG ()

static void	UseShaderDisplayGaussian ()

static void	FilterInitialImage (GLTexImage tex, GLTexImage buf)

static void	FilterSampledImage (GLTexImage tex, GLTexImage buf)

static void	FilterImage (FilterProgram filter, GLTexImage dst, GLTexImage src, GLTexImage tmp)

static void	TextureCopy (GLTexImage dst, GLTexImage src)

static void	TextureDownSample (GLTexImage dst, GLTexImage src, int scale=2)

static void	TextureUpSample (GLTexImage dst, GLTexImage src, int scale)

static void	InitShaderMan (SiftParam &param)

static void	DestroyShaders ()

static int	HaveShaderMan ()

static void	UnloadProgram ()

Public Attributes inherited from SiftPyramid
float	_timing [8]

int	_octave_min

int	_octave_num

int	_pyramid_octave_num

int	_pyramid_octave_first

int	_pyramid_width

int	_pyramid_height

int	_down_sample_factor

int	_allocated

int	_alignment

int	_siftgpu_failed

vector< float >	_keypoint_buffer

vector< float >	_descriptor_buffer

Static Public Attributes inherited from GlobalParam
static GLuint	_texTarget = GL_TEXTURE_RECTANGLE_ARB

static GLuint	_iTexFormat =GL_RGBA32F_ARB

static int	_texMaxDim = 3200

static int	_texMaxDimGL = 4096

static int	_texMinDim = 16

static int	_MemCapGPU = 0

static int	_FitMemoryCap = 0

static int	_verbose = 1

static int	_timingS = 1

static int	_timingO = 0

static int	_timingL = 0

static int	_usePackedTex = 1

static int	_IsNvidia = 0

static int	_KeepShaderLoop = 0

static int	_UseCUDA = 0

static int	_UseOpenCL = 0

static int	_UseDynamicIndexing = 0

static int	_debug = 0

static int	_MaxFilterWidth = -1

static float	_FilterWidthFactor = 4.0f

static float	_OrientationWindowFactor = 2.0f

static float	_DescriptorWindowFactor = 3.0f

static int	_MaxOrientation = 2

static int	_OrientationPack2 = 0

static int	_ListGenGPU = 1

static int	_ListGenSkipGPU = 6

static int	_SupportNVFloat = 0

static int	_SupportTextureRG = 0

static int	_FullSupported = 1

static float	_MaxFeaturePercent = 0.005f

static int	_MaxLevelFeatureNum = 4096

static int	_DescriptorPPR = 8

static int	_DescriptorPPT = 16

static int	_FeatureTexBlock = 4

static int	_NarrowFeatureTex = 0

static int	_SubpixelLocalization = 1

static int	_ProcessOBO = 0

static int	_TruncateMethod = 0

static int	_PreciseBorder = 1

static int	_UseSiftGPUEX = 0

static int	_ForceTightPyramid = 0

static int	_octave_min_default =0

static int	_octave_num_default =-1

static int	_InitPyramidWidth =0

static int	_InitPyramidHeight =0

static int	_PreProcessOnCPU = 1

static int	_GoodOpenGL = -1

static int	_FixedOrientation = 0

static int	_LoweOrigin = 0

static int	_ExitAfterSIFT = 0

static int	_NormalizedSIFT = 1

static int	_BinarySIFT = 0

static int	_KeepExtremumSign = 0

static int	_FeatureCountThreshold = -1

static int	_KeyPointListForceLevel0 = 0

static int	_DarknessAdaption = 0

static float	_OrientationExtraFactor

static float	_OrientationGaussianFactor = 1.5f

static float	_MulitiOrientationThreshold = 0.8f

static int	_WindowInitX = -1

static int	_WindowInitY = -1

static const char *	_WindowDisplay = NULL

static int	_DeviceIndex = 0

Static Public Attributes inherited from ShaderMan
static ShaderBag *	s_bag = NULL

Detailed Description

Definition at line 65 of file PyramidGL.h.

Constructor & Destructor Documentation

◆ PyramidNaive()

PyramidNaive::PyramidNaive ( SiftParam & sp )

Definition at line 59 of file PyramidGL.cpp.

References _auxPyramid, _texPyramid, and NULL.

◆ ~PyramidNaive()

PyramidNaive::~PyramidNaive ( )

Definition at line 65 of file PyramidGL.cpp.

References DestroyPyramidData().

Member Function Documentation

◆ BuildPyramid()

void PyramidNaive::BuildPyramid ( GLTexInput * input )

virtual

◆ ComputeGradient()

void PyramidNaive::ComputeGradient ( )

virtual

◆ DestroyPyramidData()

void PyramidNaive::DestroyPyramidData ( )

Definition at line 146 of file PyramidGL.cpp.

References _auxPyramid, _texPyramid, and NULL.

Referenced by ResizePyramid(), and ~PyramidNaive().

◆ DetectKeypointsEX()

void PyramidNaive::DetectKeypointsEX ( )

virtual

◆ FitHistogramPyramid()

void PyramidNaive::FitHistogramPyramid ( )

Definition at line 247 of file PyramidGL.cpp.

References PyramidGL::_histoPyramidTex, SiftPyramid::_hpLevelNum, SiftPyramid::_octave_min, SiftPyramid::_pyramid_octave_first, SiftPyramid::DATA_KEYPOINT, GetBaseLevel(), GLTexImage::GetImgHeight(), GLTexImage::GetImgWidth(), GLTexImage::SetImageSize(), and GLTexImage::ZeroHistoMargin().

Referenced by GenerateFeatureList().

◆ FitPyramid()

void PyramidNaive::FitPyramid	(	int	w,
		int	h
	)

Definition at line 269 of file PyramidGL.cpp.

References SiftParam::_level_max, SiftParam::_level_min, SiftPyramid::_octave_min, SiftPyramid::_octave_num, GlobalParam::_octave_num_default, SiftPyramid::_pyramid_height, SiftPyramid::_pyramid_octave_first, SiftPyramid::_pyramid_octave_num, SiftPyramid::_pyramid_width, SiftPyramid::DATA_KEYPOINT, GetBaseLevel(), SiftPyramid::GetRequiredOctaveNum(), min(), SiftPyramid::param, and GLTexImage::SetImageSize().

Referenced by InitPyramid().

◆ GenerateFeatureList()

void PyramidNaive::GenerateFeatureList ( )

virtual

Implements SiftPyramid.

Definition at line 966 of file PyramidGL.cpp.

References SiftParam::_dog_level_num, SiftPyramid::_down_sample_factor, GlobalParam::_FeatureCountThreshold, SiftPyramid::_featureNum, SiftPyramid::_levelFeatureNum, SiftPyramid::_octave_min, GlobalParam::_timingO, GlobalParam::_timingS, GlobalParam::_TruncateMethod, GlobalParam::_verbose, GlobalUtil::CLOCK(), FitHistogramPyramid(), FOR_EACH_LEVEL, FOR_EACH_OCTAVE, and SiftPyramid::param.

◆ GenerateFeatureListCPU()

void PyramidNaive::GenerateFeatureListCPU ( )

virtual

◆ GetBaseLevel()

GLTexImage * PyramidNaive::GetBaseLevel	(	int	octave,
		int	dataName = `DATA_GAUSSIAN`
	)

virtual

Implements PyramidGL.

Definition at line 662 of file PyramidGL.cpp.

References _auxPyramid, SiftParam::_level_num, SiftPyramid::_octave_min, SiftPyramid::_octave_num, SiftPyramid::_pyramid_octave_first, _texPyramid, SiftPyramid::DATA_DOG, SiftPyramid::DATA_GAUSSIAN, SiftPyramid::DATA_GRAD, SiftPyramid::DATA_KEYPOINT, SiftPyramid::DATA_ROT, NULL, and SiftPyramid::param.

Referenced by BuildPyramid(), DetectKeypointsEX(), FitHistogramPyramid(), FitPyramid(), GenerateFeatureListCPU(), GetFeatureOrientations(), and ResizePyramid().

◆ GetFeatureOrientations()

void PyramidNaive::GetFeatureOrientations ( )

virtual

◆ GetLevelTexture() [1/2]

GLTexImage * PyramidNaive::GetLevelTexture	(	int	octave,
		int	level
	)

virtual

Implements SiftPyramid.

Definition at line 654 of file PyramidGL.cpp.

References SiftParam::_level_min, SiftParam::_level_num, SiftPyramid::_octave_min, SiftPyramid::_pyramid_octave_first, _texPyramid, and SiftPyramid::param.

Referenced by BuildPyramid(), ComputeGradient(), DetectKeypointsEX(), GetFeatureOrientations(), and GetSimplifiedOrientation().

◆ GetLevelTexture() [2/2]

GLTexImage * PyramidNaive::GetLevelTexture	(	int	octave,
		int	level,
		int	dataName
	)

virtual

Implements SiftPyramid.

Definition at line 637 of file PyramidGL.cpp.

References _auxPyramid, SiftParam::_level_min, SiftParam::_level_num, SiftPyramid::_octave_min, SiftPyramid::_octave_num, SiftPyramid::_pyramid_octave_first, _texPyramid, SiftPyramid::DATA_DOG, SiftPyramid::DATA_GAUSSIAN, SiftPyramid::DATA_GRAD, SiftPyramid::DATA_KEYPOINT, SiftPyramid::DATA_ROT, NULL, and SiftPyramid::param.

◆ GetSimplifiedOrientation()

void PyramidNaive::GetSimplifiedOrientation ( )

virtual

Implements SiftPyramid.

Definition at line 1467 of file PyramidGL.cpp.

References SiftParam::_dog_level_num, PyramidGL::_featureTex, SiftParam::_level_min, SiftPyramid::_levelFeatureNum, SiftPyramid::_octave_min, SiftPyramid::_octave_num, GLTexImage::BindTex(), SiftParam::GetLevelSigma(), GetLevelTexture(), GLTexImage::GetTexID(), SiftPyramid::param, GLTexImage::UnbindMultiTex(), and ShaderMan::UseShaderSimpleOrientation().

◆ InitPyramid()

void PyramidNaive::InitPyramid	(	int	w,
		int	h,
		int	ds
	)

virtual

Implements SiftPyramid.

Definition at line 307 of file PyramidGL.cpp.

References SiftPyramid::_allocated, SiftPyramid::_down_sample_factor, GlobalParam::_FitMemoryCap, GlobalParam::_ForceTightPyramid, GlobalParam::_MemCapGPU, SiftPyramid::_octave_min, GlobalParam::_octave_min_default, SiftPyramid::_pyramid_height, SiftPyramid::_pyramid_width, GlobalParam::_texMaxDim, GlobalParam::_verbose, FitPyramid(), max(), SiftPyramid::param, ResizePyramid(), and ShaderMan::SelectInitialSmoothingFilter().

◆ ResizePyramid()

void PyramidNaive::ResizePyramid	(	int	w,
		int	h
	)

virtual

Member Data Documentation

◆ _auxPyramid

GLTexImage* PyramidNaive::_auxPyramid

protected

Definition at line 69 of file PyramidGL.h.

Referenced by DestroyPyramidData(), GetBaseLevel(), GetLevelTexture(), PyramidNaive(), and ResizePyramid().

◆ _texPyramid

GLTexImage* PyramidNaive::_texPyramid

protected

Definition at line 68 of file PyramidGL.h.

Referenced by DestroyPyramidData(), GetBaseLevel(), GetLevelTexture(), PyramidNaive(), and ResizePyramid().

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

/root/ACloudViewer/libs/Reconstruction/lib/SiftGPU/PyramidGL.h
/root/ACloudViewer/libs/Reconstruction/lib/SiftGPU/PyramidGL.cpp

Public Member Functions

Protected Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ PyramidNaive()

◆ ~PyramidNaive()

Member Function Documentation

◆ BuildPyramid()

◆ ComputeGradient()

◆ DestroyPyramidData()

◆ DetectKeypointsEX()

◆ FitHistogramPyramid()

◆ FitPyramid()

◆ GenerateFeatureList()

◆ GenerateFeatureListCPU()

◆ GetBaseLevel()

◆ GetFeatureOrientations()

◆ GetLevelTexture() [1/2]

◆ GetLevelTexture() [2/2]

◆ GetSimplifiedOrientation()

◆ InitPyramid()

◆ ResizePyramid()

Member Data Documentation

◆ _auxPyramid

◆ _texPyramid