/*
* R_DrawPortals
*/
void R_DrawPortals( void ) {
unsigned int i;
if( rn.renderFlags & RF_SKYSHADOWVIEW ) {
// render depth mask for skylights
// TODO: rewrite this!
float depthmin, depthmax;
RB_GetDepthRange( &depthmin, &depthmax );
RB_ClearDepth( depthmin );
RB_Clear( GL_DEPTH_BUFFER_BIT, 0, 0, 0, 0 );
if( rn.portalmasklist && rn.portalmasklist->numDrawSurfs ) {
RB_SetShaderStateMask( ~0, GLSTATE_DEPTHWRITE | GLSTATE_NO_COLORWRITE | GLSTATE_OFFSET_FILL | GLSTATE_DEPTHFUNC_GT );
RB_FlipFrontFace();
RB_DepthRange( depthmax, depthmax );
R_DrawPortalSurfaces( rn.portalmasklist );
RB_SetShaderStateMask( ~0, GLSTATE_DEPTHWRITE | GLSTATE_NO_COLORWRITE | GLSTATE_OFFSET_FILL );
RB_FlipFrontFace();
RB_DepthRange( depthmin, depthmax );
}
RB_ClearDepth( depthmax );
return;
}
if( rn.renderFlags & ( RF_MIRRORVIEW | RF_LIGHTVIEW | RF_PORTALVIEW ) ) {
return;
}
if( rn.viewcluster == -1 ) {
return;
}
R_DrawPortalsDepthMask();
if( rn.skyportalSurface ) {
// render skyportal
portalSurface_t *ps = rn.skyportalSurface;
R_DrawSkyportal( ps->entity, ps->skyPortal );
} else {
// FIXME: move this?
// render sky dome that writes to depth
R_DrawDepthSkySurf();
}
// render regular portals
for( i = 0; i < rn.numPortalSurfaces; i++ ) {
portalSurface_t ps = rn.portalSurfaces[i];
if( !ps.skyPortal ) {
R_DrawPortalSurface( &ps );
rn.portalSurfaces[i] = ps;
}
}
}
/*
* R_RenderDebugSurface
*/
static void R_RenderDebugSurface( const refdef_t *fd )
{
rtrace_t tr;
vec3_t forward;
vec3_t start, end;
msurface_t *surf;
if( fd->rdflags & RDF_NOWORLDMODEL )
return;
if( r_speeds->integer != 4 && r_speeds->integer != 5 )
return;
VectorCopy( &fd->viewaxis[AXIS_FORWARD], forward );
VectorCopy( fd->vieworg, start );
VectorMA( start, 4096, forward, end );
surf = R_TraceLine( &tr, start, end, 0 );
if( surf && surf->drawSurf && !r_showtris->integer )
{
R_ClearDrawList( rn.meshlist );
R_ClearDrawList( rn.portalmasklist );
if( !R_AddSurfToDrawList( rn.meshlist, R_NUM2ENT(tr.ent), NULL, surf->shader, 0, 0, NULL, surf->drawSurf ) ) {
return;
}
if( rn.refdef.rdflags & RDF_FLIPPED )
RB_FlipFrontFace();
rsc.debugSurface = surf;
if( r_speeds->integer == 5 ) {
// VBO debug mode
R_AddVBOSlice( surf->drawSurf - rsh.worldBrushModel->drawSurfaces,
surf->drawSurf->numVerts, surf->drawSurf->numElems,
0, 0 );
}
else {
// classic mode (showtris for individual surface)
R_AddVBOSlice( surf->drawSurf - rsh.worldBrushModel->drawSurfaces,
surf->mesh->numVerts, surf->mesh->numElems,
surf->firstDrawSurfVert, surf->firstDrawSurfElem );
}
R_DrawOutlinedSurfaces( rn.meshlist );
if( rn.refdef.rdflags & RDF_FLIPPED )
RB_FlipFrontFace();
}
}
