void GLDrawInfo::DrawUnhandledMissingTextures()
{
if (!(gl.flags&RFL_NOSTENCIL)) // needs a stencil to work!
{
// Set the drawing mode
gl.DepthMask(false); // don't write to Z-buffer!
gl_EnableFog(true);
gl.AlphaFunc(GL_GEQUAL,0.5f);
gl.BlendFunc(GL_ONE,GL_ZERO);
validcount++;
for(int i=MissingUpperSegs.Size()-1; i>=0; i--)
{
int index = MissingUpperSegs[i].MTI_Index;
if (index>=0 && MissingUpperTextures[index].seg==NULL) continue;
seg_t * seg = MissingUpperSegs[i].seg;
// already done!
if (seg->linedef->validcount==validcount) continue; // already done
seg->linedef->validcount=validcount;
if (seg->frontsector->GetPlaneTexZ(sector_t::ceiling) < viewz) continue; // out of sight
//if (seg->frontsector->ceilingpic==skyflatnum) continue;
// FIXME: The check for degenerate subsectors should be more precise
if (seg->PartnerSeg && seg->PartnerSeg->Subsector->degenerate) continue;
if (seg->backsector->transdoor) continue;
if (seg->backsector->GetTexture(sector_t::ceiling)==skyflatnum) continue;
if (seg->backsector->CeilingSkyBox && seg->backsector->CeilingSkyBox->bAlways) continue;
if (!gl_notexturefill) FloodUpperGap(seg);
}
validcount++;
for(int i=MissingLowerSegs.Size()-1; i>=0; i--)
{
int index = MissingLowerSegs[i].MTI_Index;
if (index>=0 && MissingLowerTextures[index].seg==NULL) continue;
seg_t * seg = MissingLowerSegs[i].seg;
// already done!
if (seg->linedef->validcount==validcount) continue; // already done
seg->linedef->validcount=validcount;
if (!(sectorrenderflags[seg->backsector->sectornum] & SSRF_RENDERFLOOR)) continue;
if (seg->frontsector->GetPlaneTexZ(sector_t::floor) > viewz) continue; // out of sight
if (seg->backsector->transdoor) continue;
if (seg->backsector->GetTexture(sector_t::floor)==skyflatnum) continue;
if (seg->backsector->FloorSkyBox && seg->backsector->FloorSkyBox->bAlways) continue;
if (!gl_notexturefill) FloodLowerGap(seg);
}
}
MissingUpperTextures.Clear();
MissingLowerTextures.Clear();
MissingUpperSegs.Clear();
MissingLowerSegs.Clear();
gl.DepthMask(true);
}
//-----------------------------------------------------------------------------
//
//
//
//-----------------------------------------------------------------------------
void GLSkyPortal::DrawContents()
{
bool drawBoth = false;
int CM_Index;
PalEntry FadeColor(0,0,0,0);
if (gl_fixedcolormap)
{
CM_Index=gl_fixedcolormap<CM_LIMIT? gl_fixedcolormap:CM_DEFAULT;
}
else
{
CM_Index=CM_DEFAULT;
FadeColor=origin->fadecolor;
}
gl_EnableFog(false);
gl.Disable(GL_ALPHA_TEST);
gl.BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
gl.PushMatrix();
gl_SetupView(0, 0, 0, viewangle, !!(MirrorFlag&1), !!(PlaneMirrorFlag&1), true);
if (origin->texture[0] && origin->texture[0]->bSkybox)
{
if (fixedcolormap)
{
float rr,gg,bb;
gl_GetLightColor(255, 0, NULL, &rr, &gg, &bb);
R=rr;
G=gg;
B=bb;
}
else R=G=B=1.f;
RenderBox(origin->skytexno1, origin->texture[0], origin->x_offset[0], CM_Index);
gl.Enable(GL_ALPHA_TEST);
}
else
{
if (origin->texture[0]==origin->texture[1] && origin->doublesky) origin->doublesky=false;
gl.Translatef(0.f, -1000.f, 0.f);
if (origin->texture[0])
{
gl_SetTextureMode(TM_OPAQUE);
RenderDome(origin->skytexno1, origin->texture[0], origin->x_offset[0], origin->y_offset, CM_Index);
gl_SetTextureMode(TM_MODULATE);
}
gl.Enable(GL_ALPHA_TEST);
gl.AlphaFunc(GL_GEQUAL,0.05f);
if (origin->doublesky && origin->texture[1])
{
secondlayer=true;
RenderDome(0, origin->texture[1], origin->x_offset[1], origin->y_offset, CM_Index);
secondlayer=false;
}
if (skyfog>0 && (FadeColor.r ||FadeColor.g || FadeColor.b))
{
gl_EnableTexture(false);
foglayer=true;
gl.Color4f(FadeColor.r/255.0f,FadeColor.g/255.0f,FadeColor.b/255.0f,skyfog/255.0f);
RenderDome(0, NULL, 0, 0, CM_DEFAULT);
gl_EnableTexture(true);
foglayer=false;
}
}
gl.PopMatrix();
}
