TrimVertexPool Class Reference

#include <trimvertpool.h>

Collaboration diagram for TrimVertexPool:

Public Member Functions
	TrimVertexPool (void)
	~TrimVertexPool (void)
void	clear (void)
TrimVertex *	get (int)

Private Attributes
Pool	pool
TrimVertex **	vlist
int	nextvlistslot
int	vlistsize

Detailed Description

Definition at line 45 of file trimvertpool.h.

Constructor & Destructor Documentation

TrimVertexPool()

TrimVertexPool::TrimVertexPool

(

void

)

Definition at line 52 of file trimvertpool.cc.

    : pool( sizeof(TrimVertex)*3, 32, "Threevertspool" )
{
    // initialize array of pointers to vertex lists
    nextvlistslot = 0;
    vlistsize = INIT_VERTLISTSIZE;
    vlist = new TrimVertex_p[vlistsize];
}

~TrimVertexPool()

TrimVertexPool::~TrimVertexPool

(

void

)

Definition at line 65 of file trimvertpool.cc.

{
    // free all arrays of TrimVertices vertices
    while( nextvlistslot ) {
    delete [] vlist[--nextvlistslot];
    }
 
    // reallocate space for array of pointers to vertex lists
    if( vlist ) delete[] vlist;
}

Member Function Documentation

clear()

void TrimVertexPool::clear

(

void

)

Definition at line 81 of file trimvertpool.cc.

{
    // reinitialize pool of 3 vertex arrays    
    pool.clear();
 
    // free all arrays of TrimVertices vertices
    while( nextvlistslot ) {
    delete [] vlist[--nextvlistslot];
    vlist[nextvlistslot] = 0;
    }
 
    // reallocate space for array of pointers to vertex lists
    if( vlist ) delete[] vlist;
    vlist = new TrimVertex_p[vlistsize];
}

Referenced by Subdivider::clear().

get()

TrimVertex * TrimVertexPool::get

(

int

n

)

Definition at line 103 of file trimvertpool.cc.

{
    TrimVertex  *v;
    if( n == 3 ) {
    v = (TrimVertex *) pool.new_buffer();
    } else {
        if( nextvlistslot == vlistsize ) {
        vlistsize *= 2;
        TrimVertex_p *nvlist = new TrimVertex_p[vlistsize];
        memcpy( nvlist, vlist, nextvlistslot * sizeof(TrimVertex_p) );
        if( vlist ) delete[] vlist;
        vlist = nvlist;
        }
        v = vlist[nextvlistslot++] = new TrimVertex[n];
    }
    return v;
}

Referenced by Subdivider::arc_split(), ArcTessellator::bezier(), ArcTessellator::pwl(), ArcTessellator::pwl_bottom(), ArcTessellator::pwl_left(), ArcTessellator::pwl_right(), ArcTessellator::pwl_top(), NurbsTessellator::pwlcurve(), and ArcTessellator::tessellateNonlinear().

Member Data Documentation

nextvlistslot

int TrimVertexPool::nextvlistslot

private

Definition at line 54 of file trimvertpool.h.

Referenced by clear(), get(), TrimVertexPool(), and ~TrimVertexPool().

pool

Pool TrimVertexPool::pool

private

Definition at line 52 of file trimvertpool.h.

vlist

TrimVertex** TrimVertexPool::vlist

private

Definition at line 53 of file trimvertpool.h.

Referenced by clear(), get(), TrimVertexPool(), and ~TrimVertexPool().

vlistsize

int TrimVertexPool::vlistsize

private

Definition at line 55 of file trimvertpool.h.

Referenced by clear(), get(), and TrimVertexPool().

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

• dll/opengl/glu32/src/libnurbs/internals/trimvertpool.h
• dll/opengl/glu32/src/libnurbs/internals/trimvertpool.cc