mirror of
https://github.com/ZDoom/gzdoom.git
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Create SetTopTexture, SetMiddleTexture and SetBottomTexture
This commit is contained in:
Magnus Norddahl
parent
b5c5bd9a1c
commit
bb749c032a
2 changed files with 185 additions and 162 deletions
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@ -693,7 +693,7 @@ namespace swrenderer
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return linedef->isVisualPortal();
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}
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}
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void SWRenderLine::SetWallVariables(bool needlights)
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{
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RenderPortal *renderportal = Thread->Portal.get();
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@ -737,75 +737,13 @@ namespace swrenderer
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markfloor = ShouldMarkFloor();
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markceiling = ShouldMarkCeiling();
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mTopPart.Texture = nullptr;
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mMiddlePart.Texture = nullptr;
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mBottomPart.Texture = nullptr;
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SetTopTexture();
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SetMiddleTexture();
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SetBottomTexture();
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if (sidedef == linedef->sidedef[0] &&
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(linedef->special == Line_Mirror && r_drawmirrors)) // [ZZ] compatibility with r_drawmirrors cvar that existed way before portals
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if (mBackSector && !(sidedef == linedef->sidedef[0] && (linedef->special == Line_Mirror && r_drawmirrors)))
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{
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}
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else if (mBackSector == NULL)
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{
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// single sided line
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// [RH] Horizon lines do not need to be textured
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if (linedef->isVisualPortal())
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{
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}
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else if (linedef->special != Line_Horizon)
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{
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mMiddlePart.Texture = TexMan(sidedef->GetTexture(side_t::mid), true);
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mMiddlePart.TextureOffsetU = FLOAT2FIXED(sidedef->GetTextureXOffset(side_t::mid));
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double rowoffset = sidedef->GetTextureYOffset(side_t::mid);
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mMiddlePart.TextureScaleU = sidedef->GetTextureXScale(side_t::mid);
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mMiddlePart.TextureScaleV = sidedef->GetTextureYScale(side_t::mid);
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double yrepeat = mMiddlePart.Texture->Scale.Y * mMiddlePart.TextureScaleV;
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if (yrepeat >= 0)
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{ // normal orientation
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if (linedef->flags & ML_DONTPEGBOTTOM)
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{ // bottom of texture at bottom
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mMiddlePart.TextureMid = (mFrontSector->GetPlaneTexZ(sector_t::floor) - ViewPos.Z) * yrepeat + mMiddlePart.Texture->GetHeight();
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}
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else
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{ // top of texture at top
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mMiddlePart.TextureMid = (mFrontSector->GetPlaneTexZ(sector_t::ceiling) - ViewPos.Z) * yrepeat;
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if (rowoffset < 0 && mMiddlePart.Texture != NULL)
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{
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rowoffset += mMiddlePart.Texture->GetHeight();
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}
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}
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}
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else
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{ // upside down
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rowoffset = -rowoffset;
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if (linedef->flags & ML_DONTPEGBOTTOM)
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{ // top of texture at bottom
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mMiddlePart.TextureMid = (mFrontSector->GetPlaneTexZ(sector_t::floor) - ViewPos.Z) * yrepeat;
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}
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else
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{ // bottom of texture at top
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mMiddlePart.TextureMid = (mFrontSector->GetPlaneTexZ(sector_t::ceiling) - ViewPos.Z) * yrepeat + mMiddlePart.Texture->GetHeight();
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}
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}
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if (mMiddlePart.Texture->bWorldPanning)
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{
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mMiddlePart.TextureMid += rowoffset * yrepeat;
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}
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else
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{
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// rowoffset is added outside the multiply so that it positions the texture
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// by texels instead of world units.
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mMiddlePart.TextureMid += rowoffset;
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}
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}
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}
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else
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{ // two-sided line
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// hack to allow height changes in outdoor areas
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double rw_frontlowertop = mFrontSector->GetPlaneTexZ(sector_t::ceiling);
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// skyhack to allow height changes in outdoor areas
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if (mFrontSector->GetTexture(sector_t::ceiling) == skyflatnum &&
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mBackSector->GetTexture(sector_t::ceiling) == skyflatnum)
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{
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@ -823,100 +761,6 @@ namespace swrenderer
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// ceiling instead of the front sector's ceiling.
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walltop.Project(mBackSector->ceilingplane, &WallC, mLineSegment, Thread->Portal->MirrorFlags & RF_XFLIP);
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}
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// Putting sky ceilings on the front and back of a line alters the way unpegged
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// positioning works.
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rw_frontlowertop = mBackSector->GetPlaneTexZ(sector_t::ceiling);
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}
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if (rw_havehigh)
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{ // top texture
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mTopPart.Texture = TexMan(sidedef->GetTexture(side_t::top), true);
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mTopPart.TextureOffsetU = FLOAT2FIXED(sidedef->GetTextureXOffset(side_t::top));
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double rowoffset = sidedef->GetTextureYOffset(side_t::top);
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mTopPart.TextureScaleU = sidedef->GetTextureXScale(side_t::top);
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mTopPart.TextureScaleV = sidedef->GetTextureYScale(side_t::top);
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double yrepeat = mTopPart.Texture->Scale.Y * mTopPart.TextureScaleV;
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if (yrepeat >= 0)
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{ // normal orientation
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if (linedef->flags & ML_DONTPEGTOP)
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{ // top of texture at top
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mTopPart.TextureMid = (mFrontSector->GetPlaneTexZ(sector_t::ceiling) - ViewPos.Z) * yrepeat;
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if (rowoffset < 0 && mTopPart.Texture != NULL)
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{
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rowoffset += mTopPart.Texture->GetHeight();
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}
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}
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else
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{ // bottom of texture at bottom
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mTopPart.TextureMid = (mBackSector->GetPlaneTexZ(sector_t::ceiling) - ViewPos.Z) * yrepeat + mTopPart.Texture->GetHeight();
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}
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}
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else
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{ // upside down
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rowoffset = -rowoffset;
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if (linedef->flags & ML_DONTPEGTOP)
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{ // bottom of texture at top
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mTopPart.TextureMid = (mFrontSector->GetPlaneTexZ(sector_t::ceiling) - ViewPos.Z) * yrepeat + mTopPart.Texture->GetHeight();
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}
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else
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{ // top of texture at bottom
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mTopPart.TextureMid = (mBackSector->GetPlaneTexZ(sector_t::ceiling) - ViewPos.Z) * yrepeat;
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}
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}
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if (mTopPart.Texture->bWorldPanning)
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{
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mTopPart.TextureMid += rowoffset * yrepeat;
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}
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else
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{
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mTopPart.TextureMid += rowoffset;
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}
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}
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if (rw_havelow)
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{ // bottom texture
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mBottomPart.Texture = TexMan(sidedef->GetTexture(side_t::bottom), true);
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mBottomPart.TextureOffsetU = FLOAT2FIXED(sidedef->GetTextureXOffset(side_t::bottom));
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double rowoffset = sidedef->GetTextureYOffset(side_t::bottom);
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mBottomPart.TextureScaleU = sidedef->GetTextureXScale(side_t::bottom);
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mBottomPart.TextureScaleV = sidedef->GetTextureYScale(side_t::bottom);
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double yrepeat = mBottomPart.Texture->Scale.Y * mBottomPart.TextureScaleV;
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if (yrepeat >= 0)
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{ // normal orientation
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if (linedef->flags & ML_DONTPEGBOTTOM)
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{ // bottom of texture at bottom
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mBottomPart.TextureMid = (rw_frontlowertop - ViewPos.Z) * yrepeat;
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}
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else
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{ // top of texture at top
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mBottomPart.TextureMid = (mBackSector->GetPlaneTexZ(sector_t::floor) - ViewPos.Z) * yrepeat;
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if (rowoffset < 0 && mBottomPart.Texture != NULL)
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{
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rowoffset += mBottomPart.Texture->GetHeight();
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}
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}
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}
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else
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{ // upside down
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rowoffset = -rowoffset;
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if (linedef->flags & ML_DONTPEGBOTTOM)
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{ // top of texture at bottom
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mBottomPart.TextureMid = (rw_frontlowertop - ViewPos.Z) * yrepeat;
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}
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else
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{ // bottom of texture at top
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mBottomPart.TextureMid = (mBackSector->GetPlaneTexZ(sector_t::floor) - ViewPos.Z) * yrepeat + mBottomPart.Texture->GetHeight();
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}
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}
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if (mBottomPart.Texture->bWorldPanning)
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{
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mBottomPart.TextureMid += rowoffset * yrepeat;
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}
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else
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{
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mBottomPart.TextureMid += rowoffset;
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}
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}
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}
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@ -951,6 +795,182 @@ namespace swrenderer
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}
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}
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void SWRenderLine::SetTopTexture()
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{
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mTopPart.Texture = nullptr;
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if (!(mFrontCeilingZ1 > mBackCeilingZ1 || mFrontCeilingZ2 > mBackCeilingZ2)) return;
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side_t *sidedef = mLineSegment->sidedef;
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line_t *linedef = mLineSegment->linedef;
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if (sidedef == linedef->sidedef[0] && (linedef->special == Line_Mirror && r_drawmirrors)) return;
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if (!mBackSector) return;
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mTopPart.Texture = TexMan(sidedef->GetTexture(side_t::top), true);
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mTopPart.TextureOffsetU = FLOAT2FIXED(sidedef->GetTextureXOffset(side_t::top));
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double rowoffset = sidedef->GetTextureYOffset(side_t::top);
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mTopPart.TextureScaleU = sidedef->GetTextureXScale(side_t::top);
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mTopPart.TextureScaleV = sidedef->GetTextureYScale(side_t::top);
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double yrepeat = mTopPart.Texture->Scale.Y * mTopPart.TextureScaleV;
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if (yrepeat >= 0)
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{ // normal orientation
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if (linedef->flags & ML_DONTPEGTOP)
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{ // top of texture at top
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mTopPart.TextureMid = (mFrontSector->GetPlaneTexZ(sector_t::ceiling) - ViewPos.Z) * yrepeat;
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if (rowoffset < 0 && mTopPart.Texture != NULL)
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{
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rowoffset += mTopPart.Texture->GetHeight();
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}
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}
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else
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{ // bottom of texture at bottom
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mTopPart.TextureMid = (mBackSector->GetPlaneTexZ(sector_t::ceiling) - ViewPos.Z) * yrepeat + mTopPart.Texture->GetHeight();
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}
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}
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else
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{ // upside down
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rowoffset = -rowoffset;
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if (linedef->flags & ML_DONTPEGTOP)
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{ // bottom of texture at top
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mTopPart.TextureMid = (mFrontSector->GetPlaneTexZ(sector_t::ceiling) - ViewPos.Z) * yrepeat + mTopPart.Texture->GetHeight();
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}
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else
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{ // top of texture at bottom
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mTopPart.TextureMid = (mBackSector->GetPlaneTexZ(sector_t::ceiling) - ViewPos.Z) * yrepeat;
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}
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}
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if (mTopPart.Texture->bWorldPanning)
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{
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mTopPart.TextureMid += rowoffset * yrepeat;
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}
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else
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{
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mTopPart.TextureMid += rowoffset;
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}
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}
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void SWRenderLine::SetMiddleTexture()
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{
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mMiddlePart.Texture = nullptr;
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side_t *sidedef = mLineSegment->sidedef;
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line_t *linedef = mLineSegment->linedef;
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if (sidedef == linedef->sidedef[0] && (linedef->special == Line_Mirror && r_drawmirrors)) return;
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if (mBackSector) return;
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// [RH] Horizon lines do not need to be textured
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if (linedef->isVisualPortal()) return;
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if (linedef->special == Line_Horizon) return;
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mMiddlePart.Texture = TexMan(sidedef->GetTexture(side_t::mid), true);
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mMiddlePart.TextureOffsetU = FLOAT2FIXED(sidedef->GetTextureXOffset(side_t::mid));
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double rowoffset = sidedef->GetTextureYOffset(side_t::mid);
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mMiddlePart.TextureScaleU = sidedef->GetTextureXScale(side_t::mid);
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mMiddlePart.TextureScaleV = sidedef->GetTextureYScale(side_t::mid);
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double yrepeat = mMiddlePart.Texture->Scale.Y * mMiddlePart.TextureScaleV;
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if (yrepeat >= 0)
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{ // normal orientation
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if (linedef->flags & ML_DONTPEGBOTTOM)
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{ // bottom of texture at bottom
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mMiddlePart.TextureMid = (mFrontSector->GetPlaneTexZ(sector_t::floor) - ViewPos.Z) * yrepeat + mMiddlePart.Texture->GetHeight();
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}
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else
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{ // top of texture at top
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mMiddlePart.TextureMid = (mFrontSector->GetPlaneTexZ(sector_t::ceiling) - ViewPos.Z) * yrepeat;
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if (rowoffset < 0 && mMiddlePart.Texture != NULL)
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{
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rowoffset += mMiddlePart.Texture->GetHeight();
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}
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}
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}
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else
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{ // upside down
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rowoffset = -rowoffset;
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if (linedef->flags & ML_DONTPEGBOTTOM)
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{ // top of texture at bottom
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mMiddlePart.TextureMid = (mFrontSector->GetPlaneTexZ(sector_t::floor) - ViewPos.Z) * yrepeat;
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}
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else
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{ // bottom of texture at top
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mMiddlePart.TextureMid = (mFrontSector->GetPlaneTexZ(sector_t::ceiling) - ViewPos.Z) * yrepeat + mMiddlePart.Texture->GetHeight();
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}
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}
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if (mMiddlePart.Texture->bWorldPanning)
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{
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mMiddlePart.TextureMid += rowoffset * yrepeat;
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}
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else
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{
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// rowoffset is added outside the multiply so that it positions the texture
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// by texels instead of world units.
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mMiddlePart.TextureMid += rowoffset;
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}
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}
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void SWRenderLine::SetBottomTexture()
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{
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mBottomPart.Texture = nullptr;
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if (!(mFrontFloorZ1 < mBackFloorZ1 || mFrontFloorZ2 < mBackFloorZ2)) return;
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side_t *sidedef = mLineSegment->sidedef;
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line_t *linedef = mLineSegment->linedef;
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if (sidedef == linedef->sidedef[0] && (linedef->special == Line_Mirror && r_drawmirrors)) return;
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if (!mBackSector) return;
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double frontlowertop = mFrontSector->GetPlaneTexZ(sector_t::ceiling);
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if (mFrontSector->GetTexture(sector_t::ceiling) == skyflatnum && mBackSector->GetTexture(sector_t::ceiling) == skyflatnum)
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{
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// Putting sky ceilings on the front and back of a line alters the way unpegged
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// positioning works.
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frontlowertop = mBackSector->GetPlaneTexZ(sector_t::ceiling);
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}
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mBottomPart.Texture = TexMan(sidedef->GetTexture(side_t::bottom), true);
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mBottomPart.TextureOffsetU = FLOAT2FIXED(sidedef->GetTextureXOffset(side_t::bottom));
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double rowoffset = sidedef->GetTextureYOffset(side_t::bottom);
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mBottomPart.TextureScaleU = sidedef->GetTextureXScale(side_t::bottom);
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mBottomPart.TextureScaleV = sidedef->GetTextureYScale(side_t::bottom);
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double yrepeat = mBottomPart.Texture->Scale.Y * mBottomPart.TextureScaleV;
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if (yrepeat >= 0)
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{ // normal orientation
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if (linedef->flags & ML_DONTPEGBOTTOM)
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{ // bottom of texture at bottom
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mBottomPart.TextureMid = (frontlowertop - ViewPos.Z) * yrepeat;
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}
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else
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{ // top of texture at top
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mBottomPart.TextureMid = (mBackSector->GetPlaneTexZ(sector_t::floor) - ViewPos.Z) * yrepeat;
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if (rowoffset < 0 && mBottomPart.Texture != NULL)
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{
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rowoffset += mBottomPart.Texture->GetHeight();
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}
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}
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}
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else
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{ // upside down
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rowoffset = -rowoffset;
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if (linedef->flags & ML_DONTPEGBOTTOM)
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{ // top of texture at bottom
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mBottomPart.TextureMid = (frontlowertop - ViewPos.Z) * yrepeat;
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}
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else
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{ // bottom of texture at top
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mBottomPart.TextureMid = (mBackSector->GetPlaneTexZ(sector_t::floor) - ViewPos.Z) * yrepeat + mBottomPart.Texture->GetHeight();
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}
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}
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if (mBottomPart.Texture->bWorldPanning)
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{
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mBottomPart.TextureMid += rowoffset * yrepeat;
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}
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else
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{
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mBottomPart.TextureMid += rowoffset;
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}
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}
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bool SWRenderLine::IsFogBoundary(sector_t *front, sector_t *back) const
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{
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return r_fogboundary && CameraLight::Instance()->FixedColormap() == nullptr && front->ColorMap->Fade &&
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@ -69,6 +69,9 @@ namespace swrenderer
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private:
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bool RenderWallSegment(int x1, int x2) override;
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void SetWallVariables(bool needlights);
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void SetTopTexture();
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void SetMiddleTexture();
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void SetBottomTexture();
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void ClipSegmentTopBottom(int x1, int x2);
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void RenderWallSegmentTextures(int x1, int x2);
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