From 033a9099d6e021bdefb4e1d13e6fb096b65f79e7 Mon Sep 17 00:00:00 2001
From: Zeno Rogue <zeno@attnam.com>
Date: Fri, 15 May 2020 22:52:52 +0200
Subject: [PATCH] improved discrete animation while affine

---
 graph.cpp | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/graph.cpp b/graph.cpp
index b8da558b..11a1b90f 100644
--- a/graph.cpp
+++ b/graph.cpp
@@ -2337,6 +2337,14 @@ EX bool applyAnimation(cell *c, transmatrix& V, double& footphase, int layer) {
       }
     a.wherenow = a.wherenow * rspintox(wnow);
     a.wherenow = a.wherenow * xpush(aspd);
+    if(cgflags & qAFFINE) {
+      transmatrix T = a.wherenow;
+      fixmatrix_euclid(T);
+      a.wherenow = inverse(T) * a.wherenow;
+      for(int i=0; i<MDIM; i++)
+        a.wherenow[i] = lerp(a.wherenow[i], Id[i], aspd / R);
+      a.wherenow = T * a.wherenow;
+      }
     fixmatrix(a.wherenow);
     a.footphase += a.attacking == 2 ? -aspd : aspd;
     footphase = a.footphase;