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Remove the goto in RenderDecal::Render!

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This commit is contained in:
Magnus Norddahl 2017-01-28 07:13:52 +01:00
parent 5f38b15635
commit fe40ad200e
2 changed files with 10 additions and 14 deletions
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22
src/swrenderer/things/r_decal.cpp
View file

@ -59,7 +59,7 @@ namespace swrenderer
// = 1: drawing masked textures (including sprites)
// Currently, only pass = 0 is done or used
void RenderDecal::Render(side_t *wall, DBaseDecal *decal, DrawSegment *clipper, int wallshade, float lightleft, float lightstep, seg_t *curline, FWallCoords WallC, bool foggy, FDynamicColormap *basecolormap, const short *walltop, const short *wallbottom, int pass)
void RenderDecal::Render(side_t *wall, DBaseDecal *decal, DrawSegment *clipper, int wallshade, float lightleft, float lightstep, seg_t *curline, const FWallCoords &savecoord, bool foggy, FDynamicColormap *basecolormap, const short *walltop, const short *wallbottom, int pass)
{
DVector2 decal_left, decal_right, decal_pos;
int x1, x2;
@ -130,8 +130,6 @@ namespace swrenderer
// to a wall, we use the wall's angle instead of the decal's. This is
// pretty much the same as what R_AddLine() does.
FWallCoords savecoord = WallC;
double edge_right = WallSpriteTile->GetWidth();
double edge_left = WallSpriteTile->LeftOffset;
edge_right = (edge_right - edge_left) * decal->ScaleX;
@ -150,14 +148,15 @@ namespace swrenderer
CameraLight *cameraLight;
double texturemid;
FWallCoords WallC;
if (WallC.Init(decal_left, decal_right, TOO_CLOSE_Z))
goto done;
return;
x1 = WallC.sx1;
x2 = WallC.sx2;
if (x1 >= clipper->x2 || x2 <= clipper->x1)
goto done;
return;
FWallTmapVals WallT;
WallT.InitFromWallCoords(&WallC);
@ -170,7 +169,7 @@ namespace swrenderer
{
if (pass != 0)
{
goto done;
return;
}
mceilingclip = walltop;
mfloorclip = wallbottom;
@ -191,7 +190,7 @@ namespace swrenderer
case RF_CLIPUPPER:
if (pass != 0)
{
goto done;
return;
}
mceilingclip = walltop;
mfloorclip = RenderOpaquePass::Instance()->ceilingclip;
@ -200,7 +199,7 @@ namespace swrenderer
case RF_CLIPMID:
if (curline->backsector != NULL && pass != 2)
{
goto done;
return;
}
mceilingclip = clipper->sprtopclip - clipper->x1;
mfloorclip = clipper->sprbottomclip - clipper->x1;
@ -209,7 +208,7 @@ namespace swrenderer
case RF_CLIPLOWER:
if (pass != 0)
{
goto done;
return;
}
mceilingclip = RenderOpaquePass::Instance()->floorclip;
mfloorclip = wallbottom;
@ -224,7 +223,7 @@ namespace swrenderer
x2 = MIN<int>(clipper->x2, x2);
if (x1 >= x2)
{
goto done;
return;
}
ProjectedWallTexcoords walltexcoords;
@ -311,9 +310,6 @@ namespace swrenderer
mceilingclip = RenderOpaquePass::Instance()->floorclip;
mfloorclip = wallbottom;
} while (needrepeat--);
done:
WallC = savecoord;
}
void RenderDecal::DrawColumn(DrawerStyle &drawerstyle, int x, FTexture *WallSpriteTile, const ProjectedWallTexcoords &walltexcoords, double texturemid, float maskedScaleY, bool sprflipvert, const short *mfloorclip, const short *mceilingclip)

2
src/swrenderer/things/r_decal.h
View file

@ -28,7 +28,7 @@ namespace swrenderer
static void RenderDecals(side_t *wall, DrawSegment *draw_segment, int wallshade, float lightleft, float lightstep, seg_t *curline, const FWallCoords &wallC, bool foggy, FDynamicColormap *basecolormap, const short *walltop, const short *wallbottom);
private:
static void Render(side_t *wall, DBaseDecal *first, DrawSegment *clipper, int wallshade, float lightleft, float lightstep, seg_t *curline, FWallCoords wallC, bool foggy, FDynamicColormap *basecolormap, const short *walltop, const short *wallbottom, int pass);
static void Render(side_t *wall, DBaseDecal *first, DrawSegment *clipper, int wallshade, float lightleft, float lightstep, seg_t *curline, const FWallCoords &wallC, bool foggy, FDynamicColormap *basecolormap, const short *walltop, const short *wallbottom, int pass);
static void DrawColumn(DrawerStyle &drawerstyle, int x, FTexture *WallSpriteTile, const ProjectedWallTexcoords &walltexcoords, double texturemid, float maskedScaleY, bool sprflipvert, const short *mfloorclip, const short *mceilingclip);
};
}