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Remove DepthScale and DepthOrg from FWallTmapVals

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This commit is contained in:
Randy Heit 2014-08-07 22:58:11 -05:00
parent 891b3da103
commit bf0856aef5
3 changed files with 3 additions and 11 deletions
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8
src/r_bsp.cpp
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@ -821,7 +821,6 @@ void FWallTmapVals::InitFromWallCoords(const FWallCoords *wallc)
InvZorg = (float)(wallc->tx1 - wallc->tx2) * centerx;
InvZstep = (float)(wallc->ty2 - wallc->ty1);
}
InitDepth();
}
void FWallTmapVals::InitFromLine(int tx1, int ty1, int tx2, int ty2)
@ -841,13 +840,6 @@ void FWallTmapVals::InitFromLine(int tx1, int ty1, int tx2, int ty2)
UoverZstep = (float)(-fully1);
InvZorg = (float)(fullx1 - fullx2) * centerx;
InvZstep = (float)(fully2 - fully1);
InitDepth();
}
void FWallTmapVals::InitDepth()
{
DepthScale = InvZstep * WallTMapScale2;
DepthOrg = -UoverZstep * WallTMapScale2;
}
//

2
src/r_bsp.h
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@ -44,13 +44,11 @@ struct FWallCoords
struct FWallTmapVals
{
float DepthOrg, DepthScale;
float UoverZorg, UoverZstep;
float InvZorg, InvZstep;
void InitFromWallCoords(const FWallCoords *wallc);
void InitFromLine(int x1, int y1, int x2, int y2);
void InitDepth();
};
extern FWallCoords WallC;

4
src/r_segs.cpp
View file

@ -2893,6 +2893,8 @@ void PrepWall (fixed_t *swall, fixed_t *lwall, fixed_t walxrepeat, int x1, int x
{ // swall = scale, lwall = texturecolumn
double top, bot, i;
double xrepeat = fabs((double)walxrepeat);
double depth_scale = WallT.InvZstep * WallTMapScale2;
double depth_org = -WallT.UoverZstep * WallTMapScale2;
i = x1 - centerx;
top = WallT.UoverZorg + WallT.UoverZstep * i;
@ -2909,7 +2911,7 @@ void PrepWall (fixed_t *swall, fixed_t *lwall, fixed_t walxrepeat, int x1, int x
{
lwall[x] = xs_RoundToInt(frac * xrepeat);
}
swall[x] = xs_RoundToInt(frac * WallT.DepthScale + WallT.DepthOrg);
swall[x] = xs_RoundToInt(frac * depth_scale + depth_org);
top += WallT.UoverZstep;
bot += WallT.InvZstep;
}