/*
* R_CullModelEntity
*/
int R_CullModelEntity( const entity_t *e, vec3_t mins, vec3_t maxs, float radius, bool sphereCull, bool pvsCull )
{
if( e->flags & RF_NOSHADOW )
{
if( rn.renderFlags & RF_SHADOWMAPVIEW )
return 3;
}
if( e->flags & RF_WEAPONMODEL )
{
if( rn.renderFlags & RF_NONVIEWERREF )
return 1;
return 0;
}
if( e->flags & RF_VIEWERMODEL )
{
//if( !(rn.renderFlags & RF_NONVIEWERREF) )
if( !( rn.renderFlags & ( RF_MIRRORVIEW|RF_SHADOWMAPVIEW ) ) )
return 1;
}
if( e->flags & RF_NODEPTHTEST )
return 0;
// account for possible outlines
if( e->outlineHeight )
radius += e->outlineHeight * r_outlines_scale->value * 1.73/*sqrt(3)*/;
if( sphereCull )
{
if( R_CullSphere( e->origin, radius, rn.clipFlags ) )
return 1;
}
else
{
if( R_CullBox( mins, maxs, rn.clipFlags ) )
return 1;
}
if( pvsCull )
{
if( sphereCull )
{
if( R_VisCullSphere( e->origin, radius ) )
return 2;
}
else
{
if( R_VisCullBox( mins, maxs ) )
return 2;
}
}
return 0;
}
/*
* R_CullBrushModel
*/
qboolean R_CullBrushModel( entity_t *e )
{
qboolean rotated;
vec3_t mins, maxs;
float radius;
model_t *model = e->model;
mbrushmodel_t *bmodel = ( mbrushmodel_t * )model->extradata;
if( bmodel->nummodelsurfaces == 0 )
return qtrue;
radius = R_BrushModelBBox( e, mins, maxs, &rotated );
if( rotated )
{
if( R_CullSphere( e->origin, radius, ri.clipFlags ) )
return qtrue;
}
else
{
if( R_CullBox( mins, maxs, ri.clipFlags ) )
return qtrue;
}
if( ri.params & RP_PVSCULL )
{
if( rotated )
{
if( R_VisCullSphere( e->origin, radius ) )
return qtrue;
}
else
{
if( R_VisCullBox( mins, maxs ) )
return qtrue;
}
}
return qfalse;
}
/*
=================
R_ShadowPassDrawBrushModel
=================
*/
void R_ShadowPassDrawBrushModel( cl_entity_t *e, const plight_t *pl )
{
Vector mins, maxs;
model_t *clmodel;
bool rotated;
clmodel = e->model;
if( e->angles != g_vecZero )
{
for( int i = 0; i < 3; i++ )
{
mins[i] = e->origin[i] - clmodel->radius;
maxs[i] = e->origin[i] + clmodel->radius;
}
rotated = true;
}
else
{
mins = e->origin + clmodel->mins;
maxs = e->origin + clmodel->maxs;
rotated = false;
}
if( R_CullBox( mins, maxs, RI.clipFlags ))
return;
if( RI.params & ( RP_SKYPORTALVIEW|RP_PORTALVIEW|RP_SCREENVIEW ))
{
if( rotated )
{
if( R_VisCullSphere( e->origin, clmodel->radius ))
return;
}
else
{
if( R_VisCullBox( mins, maxs ))
return;
}
}
if( rotated ) R_RotateForEntity( e );
else R_TranslateForEntity( e );
if( rotated ) tr.modelorg = RI.objectMatrix.VectorITransform( RI.vieworg );
else tr.modelorg = RI.vieworg - e->origin;
// accumulate lit surfaces
msurface_t *psurf = &clmodel->surfaces[clmodel->firstmodelsurface];
for( int i = 0; i < clmodel->nummodelsurfaces; i++, psurf++ )
{
float *v;
int k;
if( psurf->flags & (SURF_DRAWTILED|SURF_PORTAL|SURF_REFLECT))
continue;
R_AddToGrassChain( psurf, pl->frustum, pl->clipflags, false );
if( R_CullSurfaceExt( psurf, pl->frustum, 0 ))
continue;
// draw depth-mask on transparent textures
if( psurf->flags & SURF_TRANSPARENT )
{
pglEnable( GL_ALPHA_TEST );
pglEnable( GL_TEXTURE_2D );
pglAlphaFunc( GL_GREATER, 0.0f );
GL_Bind( GL_TEXTURE0, psurf->texinfo->texture->gl_texturenum );
}
pglBegin( GL_POLYGON );
for( k = 0, v = psurf->polys->verts[0]; k < psurf->polys->numverts; k++, v += VERTEXSIZE )
{
if( psurf->flags & SURF_TRANSPARENT )
pglTexCoord2f( v[3], v[4] );
pglVertex3fv( v );
}
pglEnd();
if( psurf->flags & SURF_TRANSPARENT )
{
pglDisable( GL_ALPHA_TEST );
pglDisable( GL_TEXTURE_2D );
}
}
R_LoadIdentity(); // restore worldmatrix
}