ColTraitGeneric Struct Reference

Inheritance diagram for ColTraitGeneric:

List of all members.

Public Types
enum	{ numFormats = GL_DOUBLE - GL_BYTE + 1 }
typedef void(OSG_APIENTRY *	pumpFunc )(GLubyte *data)
Static Public Member Functions
static void	init (Particles *part, DrawActionBase *, dataType &data)
static bool	particle (dataType &data, UInt32 particle)
static void	vertex (dataType &, UInt32, UInt32)
Static Public Attributes
Drawing Pumps
static const int	formatBase = GL_BYTE
static char *	formatNames []
static pumpFunc	ColorFuncs [numFormats][4]
Classes
struct	dataType

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Detailed Description

Definition at line 612 of file OSGParticles.cpp.

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Member Typedef Documentation

typedef void(OSG_APIENTRY * ColTraitBase::pumpFunc)(GLubyte *data) [inherited]

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Member Enumeration Documentation

anonymous enum [inherited]

Enumerator:

numFormats

Definition at line 468 of file OSGParticles.cpp.

{ numFormats = GL_DOUBLE - GL_BYTE + 1 };

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Member Function Documentation

static void ColTraitGeneric::init	(	Particles *	part,
		DrawActionBase *	,
		dataType &	data
	)			[inline, static]

Definition at line 623 of file OSGParticles.cpp.

References ColorFuncs, ColTraitGeneric::dataType::data, formatBase, formatNames, ColTraitGeneric::dataType::func, osg::ParticlesBase::getColors(), osg::ParticlesBase::getPositions(), osg::NullFC, ColTraitGeneric::dataType::perParticle, ColTraitGeneric::dataType::stride, and SWARNING.

    {
        GeoColorsPtr col = part->getColors();
        
        data.perParticle = false;
        
        if(col != NullFC)
        {
            data.data = col->getData();
            if((data.stride = col->getStride()) == 0)
                data.stride = col->getFormatSize() * col->getDimension();

            data.func = ColorFuncs[ col->getFormat() - formatBase ]
                                  [ col->getDimension() - 1 ];

            if(data.func == NULL)
            {
                SWARNING << "Particles " << part << "have illegal "
                         << "colors: " << col->getDimension()
                         << "D " << formatNames[ col->getFormat() - formatBase ]
                         << "!" << std::endl;
                return;
            }
            
            if(col->getSize() == 1)
            {
                data.func((GLubyte*) col->getData());
            }
            else if(col->getSize() == part->getPositions()->getSize())
            {
                data.perParticle = true;
            }
        }
    }

static bool ColTraitGeneric::particle	(	dataType &	data,
		UInt32	particle
	)			[inline, static]

Definition at line 658 of file OSGParticles.cpp.

References ColTraitGeneric::dataType::data, ColTraitGeneric::dataType::func, ColTraitGeneric::dataType::perParticle, and ColTraitGeneric::dataType::stride.

    {   
        if(data.perParticle == true)
            data.func((GLubyte*)(data.data + particle * data.stride));
        return false;
    }

static void ColTraitGeneric::vertex	(	dataType &	,
		UInt32	,
		UInt32
	)			[inline, static]

Definition at line 665 of file OSGParticles.cpp.

    {
    }

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Member Data Documentation

const int ColTraitBase::formatBase = GL_BYTE [static, inherited]

The smallest enum for data types, used as a base for the formatNames map.

Definition at line 467 of file OSGParticles.cpp.

char * ColTraitBase::formatNames [static, inherited]

Initial value:

 
{   "GL_BYTE", "GL_UNSIGNED_BYTE", "GL_SHORT", "GL_UNSIGNED_SHORT", 
    "GL_INT", "GL_UNSIGNED_INT", "GL_FLOAT", "GL_2_BYTES", 
    "GL_3_BYTES", "GL_4_BYTES", "GL_DOUBLE"
}

A map from the OpenGL data type to the corresponding name

Definition at line 470 of file OSGParticles.cpp.

ColTraitBase::pumpFunc ColTraitBase::ColorFuncs [static, inherited]

Initial value:

 {
    { NULL, NULL, 
      (pumpFunc)glColor3bv, (pumpFunc)glColor4bv },   
    { NULL, NULL, 
      (pumpFunc)glColor3ubv,(pumpFunc)glColor4ubv },  
    { NULL, NULL, 
      (pumpFunc)glColor3sv, (pumpFunc)glColor4sv },   
    { NULL, NULL,  
      (pumpFunc)glColor3usv,(pumpFunc)glColor4usv },  
    { NULL, NULL,  
      (pumpFunc)glColor3iv, (pumpFunc)glColor4iv },   
    { NULL, NULL,  
      (pumpFunc)glColor3uiv,(pumpFunc)glColor4uiv },  
    { NULL, NULL,  
      (pumpFunc)glColor3fv, (pumpFunc)glColor4fv },   
    { NULL, NULL, NULL, NULL },                       
    { NULL, NULL, NULL, NULL },                       
    { NULL, NULL, NULL, NULL },                       
    { NULL, NULL,  
      (pumpFunc)glColor3dv, (pumpFunc)glColor4dv },   
}

The pump functions for colors, indexed by data type and dimensionality

Definition at line 472 of file OSGParticles.cpp.

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

• OSGParticles.cpp