void CDuiItemBox::UpdateScroll()
{
CRect rcClient=m_rcWindow;
int nPageCols=(rcClient.Width()+m_nSepWid)/(m_nItemWid+m_nSepWid);
int nPageRows=(rcClient.Height()+m_nSepHei)/(m_nItemHei+m_nSepHei);
if(nPageCols<1) nPageCols=1;
int nPageItems=nPageCols*nPageRows;
if(nPageItems<GetItemCount())
{
rcClient.right-=m_nSbWid;
nPageCols=(rcClient.Width()+m_nSepWid)/(m_nItemWid+m_nSepWid);
if(nPageCols<1) nPageCols=1;
nPageItems=nPageCols*nPageRows;
}
SCROLLINFO si;
si.fMask=SIF_RANGE|SIF_PAGE;
si.nPage=(nPageItems<GetItemCount())?rcClient.Height():0;
si.nMin=0;
si.nMax=(GetItemCount()+nPageCols-1)/nPageCols*(m_nItemHei+m_nSepHei)-m_nSepHei;
SetScrollInfo(si,TRUE);
SetViewSize(CSize(rcClient.Width(),si.nMax));
if(si.nPage==0) SetViewOrigin(CPoint(0,0));
else SetViewOrigin(CPoint(0,GetScrollPos(TRUE)));
}
/*
====================
BindForViewOrigin
====================
*/
void idMegaTexture::BindForViewOrigin( const idVec3 viewOrigin ) {
SetViewOrigin( viewOrigin );
// borderClamp image goes in texture 0
GL_SelectTexture( 0 );
globalImages->borderClampImage->Bind();
// level images in higher textures, blurriest first
for ( int i = 0 ; i < 7 ; i++ ) {
GL_SelectTexture( 1+i );
if ( i >= numLevels ) {
globalImages->whiteImage->Bind();
static float parms[4] = { -2, -2, 0, 1 }; // no contribution
qglProgramLocalParameter4fvARB( GL_VERTEX_PROGRAM_ARB, i, parms );
} else {
idTextureLevel *level = &levels[ numLevels-1-i ];
if ( r_showMegaTexture.GetBool() ) {
if ( i & 1 ) {
globalImages->blackImage->Bind();
} else {
globalImages->whiteImage->Bind();
}
} else {
level->image->Bind();
}
qglProgramLocalParameter4fvARB( GL_VERTEX_PROGRAM_ARB, i, level->parms );
}
}
float parms[4];
parms[0] = 0;
parms[1] = 0;
parms[2] = 0;
parms[3] = 1;
qglProgramLocalParameter4fvARB( GL_VERTEX_PROGRAM_ARB, 7, parms );
parms[0] = 1;
parms[1] = 1;
parms[2] = r_terrainScale.GetFloat();
parms[3] = 1;
qglProgramLocalParameter4fvARB( GL_VERTEX_PROGRAM_ARB, 8, parms );
}
