Ejemplo n.º 1
0
void DBaseDecal::SpreadLeft (fixed_t r, vertex_t *v1, side_t *feelwall, F3DFloor *ffloor)
{
	fixed_t ldx, ldy;

	SpreadStack.Push (feelwall);

	while (r < 0 && feelwall->LeftSide != NO_SIDE)
	{
		fixed_t startr = r;

		fixed_t x = v1->x;
		fixed_t y = v1->y;

		feelwall = &sides[feelwall->LeftSide];
		GetWallStuff (feelwall, v1, ldx, ldy);
		fixed_t wallsize = Length (ldx, ldy);
		r += DecalLeft;
		x += Scale (r, ldx, wallsize);
		y += Scale (r, ldy, wallsize);
		r = wallsize + startr;
		SpreadSource->CloneSelf (SpreadTemplate, x, y, SpreadZ, feelwall, ffloor);
		SpreadStack.Push (feelwall);

		side_t *nextwall = NextWall (feelwall);
		if (nextwall != NULL && nextwall->LeftSide != NO_SIDE)
		{
			int i;

			for (i = SpreadStack.Size(); i-- > 0; )
			{
				if (SpreadStack[i] == nextwall)
					break;
			}
			if (i == -1)
			{
				vertex_t *v2;

				GetWallStuff (nextwall, v2, ldx, ldy);
				SpreadLeft (startr, v2, nextwall, ffloor);
			}
		}
	}
}
Ejemplo n.º 2
0
void DBaseDecal::SpreadLeft (double r, vertex_t *v1, side_t *feelwall, F3DFloor *ffloor)
{
	double ldx, ldy;

	SpreadStack.Push (feelwall);

	while (r < 0 && feelwall->LeftSide != NO_SIDE)
	{
		double startr = r;

		double x = v1->fX();
		double y = v1->fY();

		feelwall = &level.sides[feelwall->LeftSide];
		GetWallStuff (feelwall, v1, ldx, ldy);
		double wallsize = Length (ldx, ldy);
		r += DecalLeft;
		x += r*ldx / wallsize;
		y += r*ldy / wallsize;
		r = wallsize + startr;
		SpreadSource->CloneSelf (SpreadTemplate, x, y, SpreadZ, feelwall, ffloor);
		SpreadStack.Push (feelwall);

		side_t *nextwall = NextWall (feelwall);
		if (nextwall != NULL && nextwall->LeftSide != NO_SIDE)
		{
			int i;

			for (i = SpreadStack.Size(); i-- > 0; )
			{
				if (SpreadStack[i] == nextwall)
					break;
			}
			if (i == -1)
			{
				vertex_t *v2;

				GetWallStuff (nextwall, v2, ldx, ldy);
				SpreadLeft (startr, v2, nextwall, ffloor);
			}
		}
	}
}
Ejemplo n.º 3
0
void DBaseDecal::SpreadRight (fixed_t r, side_t *feelwall, fixed_t wallsize, F3DFloor *ffloor)
{
	vertex_t *v1;
	fixed_t x, y, ldx, ldy;

	SpreadStack.Push (feelwall);

	while (r > wallsize && feelwall->RightSide != NO_SIDE)
	{
		feelwall = &sides[feelwall->RightSide];

		side_t *nextwall = NextWall (feelwall);
		if (nextwall != NULL && nextwall->LeftSide != NO_SIDE)
		{
			int i;

			for (i = SpreadStack.Size(); i-- > 0; )
			{
				if (SpreadStack[i] == nextwall)
					break;
			}
			if (i == -1)
			{
				SpreadRight (r, nextwall, wallsize, ffloor);
			}
		}

		r = DecalWidth - r + wallsize - DecalLeft;
		GetWallStuff (feelwall, v1, ldx, ldy);
		x = v1->x;
		y = v1->y;
		wallsize = Length (ldx, ldy);
		x -= Scale (r, ldx, wallsize);
		y -= Scale (r, ldy, wallsize);
		r = DecalRight - r;
		SpreadSource->CloneSelf (SpreadTemplate, x, y, SpreadZ, feelwall, ffloor);
		SpreadStack.Push (feelwall);
	}
}