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- fixed: positioning of camera textures on 2-sided walls was not correct.

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This commit is contained in:
Christoph Oelckers 2016-02-14 14:33:52 +01:00
parent 71fc4c295f
commit 141065c3d5
1 changed files with 18 additions and 6 deletions
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24
src/gl/scene/gl_walls.cpp
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@ -678,6 +678,7 @@ void GLWall::DoMidTexture(seg_t * seg, bool drawfogboundary,
GLSeg glsave=glseg;
fixed_t texturetop, texturebottom;
bool wrap = (seg->linedef->flags&ML_WRAP_MIDTEX) || (seg->sidedef->Flags&WALLF_WRAP_MIDTEX);
bool mirrory = false;
//
//
@ -690,16 +691,22 @@ void GLWall::DoMidTexture(seg_t * seg, bool drawfogboundary,
// At this point slopes don't matter because they don't affect the texture's z-position
gltexture->GetTexCoordInfo(&tci, seg->sidedef->GetTextureXScale(side_t::mid), seg->sidedef->GetTextureYScale(side_t::mid));
fixed_t rowoffset = tci.RowOffset(seg->sidedef->GetTextureYOffset(side_t::mid));
if ( (seg->linedef->flags & ML_DONTPEGBOTTOM) >0)
if (tci.mRenderHeight < 0)
{
texturebottom = MAX(realfront->GetPlaneTexZ(sector_t::floor),realback->GetPlaneTexZ(sector_t::floor))+rowoffset;
texturetop=texturebottom+(tci.mRenderHeight << FRACBITS);
mirrory = true;
tci.mRenderHeight = -tci.mRenderHeight;
tci.mScaleY = -tci.mScaleY;
}
fixed_t rowoffset = tci.RowOffset(seg->sidedef->GetTextureYOffset(side_t::mid));
if ((seg->linedef->flags & ML_DONTPEGBOTTOM) >0)
{
texturebottom = MAX(realfront->GetPlaneTexZ(sector_t::floor), realback->GetPlaneTexZ(sector_t::floor)) + rowoffset;
texturetop = texturebottom + (tci.mRenderHeight << FRACBITS);
}
else
{
texturetop = MIN(realfront->GetPlaneTexZ(sector_t::ceiling),realback->GetPlaneTexZ(sector_t::ceiling))+rowoffset;
texturebottom=texturetop-(tci.mRenderHeight << FRACBITS);
texturetop = MIN(realfront->GetPlaneTexZ(sector_t::ceiling), realback->GetPlaneTexZ(sector_t::ceiling)) + rowoffset;
texturebottom = texturetop - (tci.mRenderHeight << FRACBITS);
}
}
else texturetop=texturebottom=0;
@ -840,6 +847,11 @@ void GLWall::DoMidTexture(seg_t * seg, bool drawfogboundary,
flags|=GLT_CLAMPY;
}
}
if (mirrory)
{
tci.mRenderHeight = -tci.mRenderHeight;
tci.mScaleY = -tci.mScaleY;
}
SetWallCoordinates(seg, &tci, FIXED2FLOAT(texturetop), topleft, topright, bottomleft, bottomright, t_ofs);
//