C++ FTextureID::SetInvalid方法代码示例

void P_LineOpening_XFloors (FLineOpening &open, AActor * thing, const line_t *linedef, 
	double x, double y, bool restrict)
{
    if(thing)
    {
		double thingbot, thingtop;
		
		thingbot = thing->Z();
		thingtop = thing->Top();
		

		extsector_t::xfloor *xf[2] = {&linedef->frontsector->e->XFloor, &linedef->backsector->e->XFloor};

		// Check for 3D-floors in the sector (mostly identical to what Legacy does here)
		if(xf[0]->ffloors.Size() || xf[1]->ffloors.Size())
		{
			double    lowestceiling = open.top;
			double    highestfloor = open.bottom;
			double    lowestfloor[2] = {
				linedef->frontsector->floorplane.ZatPoint(x, y), 
				linedef->backsector->floorplane.ZatPoint(x, y) };
			FTextureID highestfloorpic;
			int highestfloorterrain = -1;
			FTextureID lowestceilingpic;
			sector_t *lowestceilingsec = NULL, *highestfloorsec = NULL;
			secplane_t *highestfloorplanes[2] = { NULL, NULL };
			
			highestfloorpic.SetInvalid();
			lowestceilingpic.SetInvalid();
			
			for(int j=0;j<2;j++)
			{
				for(unsigned i=0;i<xf[j]->ffloors.Size();i++)
				{
					F3DFloor *rover = xf[j]->ffloors[i];

					if (!(rover->flags & FF_EXISTS)) continue;
					if (!(rover->flags & FF_SOLID)) continue;
					
					double ff_bottom=rover->bottom.plane->ZatPoint(x, y);
					double ff_top=rover->top.plane->ZatPoint(x, y);
					
					double delta1 = fabs(thingbot - ((ff_bottom + ff_top) / 2));
					double delta2 = fabs(thingtop - ((ff_bottom + ff_top) / 2));
					
					if(ff_bottom < lowestceiling && delta1 > delta2) 
					{
						lowestceiling = ff_bottom;
						lowestceilingpic = *rover->bottom.texture;
						lowestceilingsec = j == 0 ? linedef->frontsector : linedef->backsector;
					}
					
					if(ff_top > highestfloor && delta1 <= delta2 && (!restrict || thing->Z() >= ff_top))
					{
						highestfloor = ff_top;
						highestfloorpic = *rover->top.texture;
						highestfloorterrain = rover->model->GetTerrain(rover->top.isceiling);
						highestfloorsec = j == 0 ? linedef->frontsector : linedef->backsector;
						highestfloorplanes[j] = rover->top.plane;
					}
					if(ff_top > lowestfloor[j] && ff_top <= thing->Z() + thing->MaxStepHeight) lowestfloor[j] = ff_top;
				}
			}
			
			if(highestfloor > open.bottom)
			{
				open.bottom = highestfloor;
				open.floorpic = highestfloorpic;
				open.floorterrain = highestfloorterrain;
				open.bottomsec = highestfloorsec;
				if (highestfloorplanes[0])
				{
					open.frontfloorplane = *highestfloorplanes[0];
					if (open.frontfloorplane.fC() < 0) open.frontfloorplane.FlipVert();
				}
				if (highestfloorplanes[1])
				{
					open.backfloorplane = *highestfloorplanes[1];
					if (open.backfloorplane.fC() < 0) open.backfloorplane.FlipVert();
				}
			}
			
			if(lowestceiling < open.top) 
			{
				open.top = lowestceiling;
				open.ceilingpic = lowestceilingpic;
				open.topsec = lowestceilingsec;
			}
			
			open.lowfloor = MIN(lowestfloor[0], lowestfloor[1]);
		}
    }
}

void HUD_InitHud()
{
	switch (gameinfo.gametype)
	{
	case GAME_Heretic:
	case GAME_Hexen:
		healthpic = TexMan.FindTexture("ARTIPTN2");
		HudFont=FFont::FindFont("HUDFONT_RAVEN");
		break;

	case GAME_Strife:
		healthpic = TexMan.FindTexture("I_MDKT");
		HudFont=BigFont;	// Strife doesn't have anything nice so use the standard font
		break;

	default:
		healthpic = TexMan.FindTexture("MEDIA0");
		berserkpic = TexMan.FindTexture("PSTRA0");
		HudFont=FFont::FindFont("HUDFONT_DOOM");
		break;
	}

	IndexFont = V_GetFont("INDEXFONT");

	if (HudFont == NULL) HudFont = BigFont;
	if (IndexFont == NULL) IndexFont = ConFont;	// Emergency fallback

	invgems[0] = TexMan.FindTexture("INVGEML1");
	invgems[1] = TexMan.FindTexture("INVGEML2");
	invgems[2] = TexMan.FindTexture("INVGEMR1");
	invgems[3] = TexMan.FindTexture("INVGEMR2");

	fragpic = TexMan.FindTexture("HU_FRAGS");	// Sadly, I don't have anything usable for this. :(

	KeyTypes.Clear();
	UnassignedKeyTypes.Clear();

	statspace = SmallFont->StringWidth("Ac:");



	// Now read custom icon overrides
	int lump, lastlump = 0;

	while ((lump = Wads.FindLump ("ALTHUDCF", &lastlump)) != -1)
	{
		FScanner sc(lump);
		while (sc.GetString())
		{
			if (sc.Compare("Health"))
			{
				sc.MustGetString();
				FTextureID tex = TexMan.CheckForTexture(sc.String, FTexture::TEX_MiscPatch);
				if (tex.isValid()) healthpic = TexMan[tex];
			}
			else if (sc.Compare("Berserk"))
			{
				sc.MustGetString();
				FTextureID tex = TexMan.CheckForTexture(sc.String, FTexture::TEX_MiscPatch);
				if (tex.isValid()) berserkpic = TexMan[tex];
			}
			else
			{
				PClass *ti = PClass::FindClass(sc.String);
				if (!ti)
				{
					Printf("Unknown item class '%s' in ALTHUDCF\n", sc.String);
				}
				else if (!ti->IsDescendantOf(RUNTIME_CLASS(AInventory)))
				{
					Printf("Invalid item class '%s' in ALTHUDCF\n", sc.String);
					ti=NULL;
				}
				sc.MustGetString();
				FTextureID tex;

				if (!sc.Compare("0") && !sc.Compare("NULL") && !sc.Compare(""))
				{
					tex = TexMan.CheckForTexture(sc.String, FTexture::TEX_MiscPatch);
				}
				else tex.SetInvalid();

				if (ti) SetHUDIcon(static_cast<PClassInventory*>(ti), tex);
			}
		}
	}
}

void P_LineOpening_XFloors (FLineOpening &open, AActor * thing, const line_t *linedef, 
							fixed_t x, fixed_t y, fixed_t refx, fixed_t refy, bool restrict)
{
    if(thing)
    {
		fixed_t thingbot, thingtop;
		
		thingbot = thing->Z();
		thingtop = thingbot + (thing->height==0? 1:thing->height);

		extsector_t::xfloor *xf[2] = {&linedef->frontsector->e->XFloor, &linedef->backsector->e->XFloor};

		// Check for 3D-floors in the sector (mostly identical to what Legacy does here)
		if(xf[0]->ffloors.Size() || xf[1]->ffloors.Size())
		{
			fixed_t    lowestceiling = open.top;
			fixed_t    highestfloor = open.bottom;
			fixed_t    lowestfloor[2] = {
				linedef->frontsector->floorplane.ZatPoint(x, y), 
				linedef->backsector->floorplane.ZatPoint(x, y) };
			FTextureID highestfloorpic;
			int highestfloorterrain = -1;
			FTextureID lowestceilingpic;
			
			highestfloorpic.SetInvalid();
			lowestceilingpic.SetInvalid();
			
			for(int j=0;j<2;j++)
			{
				for(unsigned i=0;i<xf[j]->ffloors.Size();i++)
				{
					F3DFloor *rover = xf[j]->ffloors[i];

					if (!(rover->flags & FF_EXISTS)) continue;
					if (!(rover->flags & FF_SOLID)) continue;
					
					fixed_t ff_bottom=rover->bottom.plane->ZatPoint(x, y);
					fixed_t ff_top=rover->top.plane->ZatPoint(x, y);
					
					fixed_t delta1 = abs(thingbot - ((ff_bottom + ff_top) / 2));
					fixed_t delta2 = abs(thingtop - ((ff_bottom + ff_top) / 2));
					
					if(ff_bottom < lowestceiling && delta1 >= delta2) 
					{
						lowestceiling = ff_bottom;
						lowestceilingpic = *rover->bottom.texture;
					}
					
					if(ff_top > highestfloor && delta1 < delta2 && (!restrict || thing->Z() >= ff_top))
					{
						highestfloor = ff_top;
						highestfloorpic = *rover->top.texture;
						highestfloorterrain = rover->model->GetTerrain(rover->top.isceiling);
					}
					if(ff_top > lowestfloor[j] && ff_top <= thing->Z() + thing->MaxStepHeight) lowestfloor[j] = ff_top;
				}
			}
			
			if(highestfloor > open.bottom)
			{
				open.bottom = highestfloor;
				open.floorpic = highestfloorpic;
				open.floorterrain = highestfloorterrain;
			}
			
			if(lowestceiling < open.top) 
			{
				open.top = lowestceiling;
				open.ceilingpic = lowestceilingpic;
			}
			
			open.lowfloor = MIN(lowestfloor[0], lowestfloor[1]);
		}
    }
}