From 350d2ad2116de05277e4a6ee5990bf89b17675be Mon Sep 17 00:00:00 2001
From: whitequark <whitequark@whitequark.org>
Date: Wed, 18 Jul 2018 02:30:40 +0000
Subject: [PATCH] CLI: fix crash running the "thumbnail" command.

---
 src/platform/climain.cpp | 20 ++++++++++----------
 1 file changed, 10 insertions(+), 10 deletions(-)

diff --git a/src/platform/climain.cpp b/src/platform/climain.cpp
index 77ecc8c8..07a00340 100644
--- a/src/platform/climain.cpp
+++ b/src/platform/climain.cpp
@@ -200,18 +200,18 @@ static bool RunCommand(const std::vector<std::string> args) {
             camera.scale      = SS.GW.scale;
             SS.GenerateAll();
 
-            CairoPixmapRenderer *pixmapCanvas = (CairoPixmapRenderer *)SS.GW.canvas.get();
-            pixmapCanvas->antialias = true;
-            pixmapCanvas->SetLighting(SS.GW.GetLighting());
-            pixmapCanvas->SetCamera(camera);
-            pixmapCanvas->Init();
+            CairoPixmapRenderer pixmapCanvas;
+            pixmapCanvas.antialias = true;
+            pixmapCanvas.SetLighting(SS.GW.GetLighting());
+            pixmapCanvas.SetCamera(camera);
+            pixmapCanvas.Init();
 
-            SS.GW.canvas->NewFrame();
-            SS.GW.Draw(SS.GW.canvas.get());
-            SS.GW.canvas->FlushFrame();
-            SS.GW.canvas->ReadFrame()->WritePng(output, /*flip=*/true);
+            pixmapCanvas.NewFrame();
+            SS.GW.Draw(&pixmapCanvas);
+            pixmapCanvas.FlushFrame();
+            pixmapCanvas.ReadFrame()->WritePng(output, /*flip=*/true);
 
-            pixmapCanvas->Clear();
+            pixmapCanvas.Clear();
         };
     } else if(args[1] == "export-view") {
         for(size_t argn = 2; argn < args.size(); argn++) {