From: Ingo Ruhnke <grumbel@gmail.com>
Date: Tue, 12 Aug 2014 23:20:00 +0000 (+0200)
Subject: Fixed SDL gradient renderer not drawing anything if top and bottom colors are the... 
X-Git-Url: https://git.verplant.org/?a=commitdiff_plain;h=2d234652fddc910bb6b2abf0b75474750440c5f9;p=supertux.git

Fixed SDL gradient renderer not drawing anything if top and bottom colors are the same

Problem could be seen in "data/levels/world1/19 - Miyamoto Monument.stl"
---

diff --git a/src/video/sdl/sdl_painter.cpp b/src/video/sdl/sdl_painter.cpp
index 8074d2f0c..25b884393 100644
--- a/src/video/sdl/sdl_painter.cpp
+++ b/src/video/sdl/sdl_painter.cpp
@@ -145,6 +145,7 @@ SDLPainter::draw_gradient(SDL_Renderer* renderer, const DrawingRequest& request)
                                              fabsf(top.green - bottom.green)),
                                     std::max(fabsf(top.blue - bottom.blue),
                                              fabsf(top.alpha - bottom.alpha))) * 255);
+  n = std::max(n, 1);
   for(int i = 0; i < n; ++i)
   {
     SDL_Rect rect;