void HWEEHorizonPortal::DrawContents(HWDrawInfo *di, FRenderState &state)
{
auto &vp = di->Viewpoint;
sector_t *sector = portal->mOrigin;
if (sector->GetTexture(sector_t::floor) == skyflatnum ||
sector->GetTexture(sector_t::ceiling) == skyflatnum)
{
GLSkyInfo skyinfo;
skyinfo.init(di, sector->sky, 0);
HWSkyPortal sky(screen->mSkyData, mState, &skyinfo, true);
sky.DrawContents(di, state);
}
if (sector->GetTexture(sector_t::ceiling) != skyflatnum)
{
GLHorizonInfo horz;
horz.plane.GetFromSector(sector, sector_t::ceiling);
horz.lightlevel = hw_ClampLight(sector->GetCeilingLight());
horz.colormap = sector->Colormap;
horz.specialcolor = 0xffffffff;
if (portal->mType == PORTS_PLANE)
{
horz.plane.Texheight = vp.Pos.Z + fabs(horz.plane.Texheight);
}
HWHorizonPortal ceil(mState, &horz, di->Viewpoint, true);
ceil.DrawContents(di, state);
}
if (sector->GetTexture(sector_t::floor) != skyflatnum)
{
GLHorizonInfo horz;
horz.plane.GetFromSector(sector, sector_t::floor);
horz.lightlevel = hw_ClampLight(sector->GetFloorLight());
horz.colormap = sector->Colormap;
horz.specialcolor = 0xffffffff;
if (portal->mType == PORTS_PLANE)
{
horz.plane.Texheight = vp.Pos.Z - fabs(horz.plane.Texheight);
}
HWHorizonPortal floor(mState, &horz, di->Viewpoint, true);
floor.DrawContents(di, state);
}
}
//==========================================================================
//
// set current light color
//
//==========================================================================
void gl_SetColor(int sectorlightlevel, int rellight, bool fullbright, const FColormap &cm, float alpha, bool weapon)
{
if (fullbright)
{
gl_RenderState.SetColorAlpha(0xffffff, alpha, 0);
gl_RenderState.SetSoftLightLevel(255);
}
else
{
int hwlightlevel = hw_CalcLightLevel(sectorlightlevel, rellight, weapon);
PalEntry pe = hw_CalcLightColor(hwlightlevel, cm.LightColor, cm.BlendFactor);
gl_RenderState.SetColorAlpha(pe, alpha, cm.Desaturation);
gl_RenderState.SetSoftLightLevel(hw_ClampLight(sectorlightlevel + rellight));
}
}
//==========================================================================
//
// set current light color
//
//==========================================================================
void HWDrawInfo::SetColor(FRenderState &state, int sectorlightlevel, int rellight, bool fullbright, const FColormap &cm, float alpha, bool weapon)
{
if (fullbright)
{
state.SetColorAlpha(0xffffff, alpha, 0);
if (isSoftwareLighting()) state.SetSoftLightLevel(255);
else state.SetNoSoftLightLevel();
}
else
{
int hwlightlevel = CalcLightLevel(sectorlightlevel, rellight, weapon, cm.BlendFactor);
PalEntry pe = CalcLightColor(hwlightlevel, cm.LightColor, cm.BlendFactor);
state.SetColorAlpha(pe, alpha, cm.Desaturation);
if (isSoftwareLighting()) state.SetSoftLightLevel(hw_ClampLight(sectorlightlevel + rellight), cm.BlendFactor);
else state.SetNoSoftLightLevel();
}
}
void GLSprite::SplitSprite(HWDrawInfo *di, sector_t * frontsector, bool translucent)
{
GLSprite copySprite;
double lightbottom;
unsigned int i;
bool put=false;
TArray<lightlist_t> & lightlist=frontsector->e->XFloor.lightlist;
for(i=0;i<lightlist.Size();i++)
{
// Particles don't go through here so we can safely assume that actor is not nullptr
if (i<lightlist.Size()-1) lightbottom=lightlist[i+1].plane.ZatPoint(actor);
else lightbottom=frontsector->floorplane.ZatPoint(actor);
if (lightbottom<z2) lightbottom=z2;
if (lightbottom<z1)
{
copySprite=*this;
copySprite.lightlevel = hw_ClampLight(*lightlist[i].p_lightlevel);
copySprite.Colormap.CopyLight(lightlist[i].extra_colormap);
if (level.flags3 & LEVEL3_NOCOLOREDSPRITELIGHTING)
{
copySprite.Colormap.Decolorize();
}
if (!ThingColor.isWhite())
{
copySprite.Colormap.LightColor.r = (copySprite.Colormap.LightColor.r*ThingColor.r) >> 8;
copySprite.Colormap.LightColor.g = (copySprite.Colormap.LightColor.g*ThingColor.g) >> 8;
copySprite.Colormap.LightColor.b = (copySprite.Colormap.LightColor.b*ThingColor.b) >> 8;
}
z1=copySprite.z2=lightbottom;
vt=copySprite.vb=copySprite.vt+
(lightbottom-copySprite.z1)*(copySprite.vb-copySprite.vt)/(z2-copySprite.z1);
copySprite.PutSprite(di, translucent);
put=true;
}
