[aseprite] 105/196: Do not remap indexes between palette entries that are equal (fix #914)

[Tobias Hansen]

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thansen pushed a commit to branch master
in repository aseprite.

commit f696d895b44234b4be3398cce4fd9eb0ec6bfb9e
Author: David Capello <davidcapello at gmail.com>
Date:   Thu Mar 24 17:37:04 2016 -0300

    Do not remap indexes between palette entries that are equal (fix #914)
---
 src/doc/remap.cpp | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/src/doc/remap.cpp b/src/doc/remap.cpp
index c8350f6..cd1e6a5 100644
--- a/src/doc/remap.cpp
+++ b/src/doc/remap.cpp
@@ -102,6 +102,14 @@ Remap create_remap_to_change_palette(
       continue;
 
     const color_t color = oldPalette->getEntry(i);
+
+    // If in both palettes, it's the same color, we don't need to
+    // remap this entry.
+    if (color == newPalette->getEntry(i)) {
+      remap.map(i, i);
+      continue;
+    }
+
     int j = newPalette->findExactMatch(
       rgba_getr(color),
       rgba_getg(color),

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