From 17fc58f71248d019cc07882c2916774cff87222c Mon Sep 17 00:00:00 2001
From: Major Cooke <paul.growney22@gmail.com>
Date: Sun, 4 Jun 2017 09:59:37 -0500
Subject: [PATCH] Added PSPF_MIRROR to software renderer.
---
src/swrenderer/things/r_playersprite.cpp | 11 ++++++-----
1 file changed, 6 insertions(+), 5 deletions(-)
diff --git a/src/swrenderer/things/r_playersprite.cpp b/src/swrenderer/things/r_playersprite.cpp
index 9fd4a44e2..e67f5d761 100644
--- a/src/swrenderer/things/r_playersprite.cpp
+++ b/src/swrenderer/things/r_playersprite.cpp
@@ -240,7 +240,7 @@ namespace swrenderer
if (pspr->Flags & PSPF_ADDBOB)
{
- sx += bobx;
+ sx += (pspr->Flags & PSPF_MIRROR) ? -bobx : bobx;
sy += boby;
}
@@ -256,17 +256,18 @@ namespace swrenderer
double pspriteyscale = pspritexscale * viewport->YaspectMul;
double pspritexiscale = 1 / pspritexscale;
- // calculate edges of the shape
- tx = sx - BASEXCENTER;
+ int tleft = tex->GetScaledLeftOffset();
+ int twidth = tex->GetScaledWidth();
- tx -= tex->GetScaledLeftOffset();
+ // calculate edges of the shape
+ tx = (pspr->Flags & PSPF_MIRROR) ? ((BASEXCENTER - twidth) - (sx - tleft)) : ((sx - BASEXCENTER) - tleft);
x1 = xs_RoundToInt(viewport->CenterX + tx * pspritexscale);
// off the right side
if (x1 > viewwidth)
return;
- tx += tex->GetScaledWidth();
+ tx += twidth;
x2 = xs_RoundToInt(viewport->CenterX + tx * pspritexscale);
// off the left side