From c323dedf3c5bc293e664d298b74be63658fc55bf Mon Sep 17 00:00:00 2001
From: Johannes Schickel
Date: Mon, 21 Oct 2013 01:10:09 +0200
Subject: SDL: Fix default graphics mode for switchable case.

The former code (incorrectly) assumed that the getDefaultGraphicsMode returns
the index in the table returned by getSupportedGraphicsModes. Now the correct
ID is searched and then used.
---
 backends/platform/sdl/sdl.cpp | 18 ++++++++++++++++--
 1 file changed, 16 insertions(+), 2 deletions(-)

(limited to 'backends/platform/sdl/sdl.cpp')

diff --git a/backends/platform/sdl/sdl.cpp b/backends/platform/sdl/sdl.cpp
index 327dfe21b9..3272033df9 100644
--- a/backends/platform/sdl/sdl.cpp
+++ b/backends/platform/sdl/sdl.cpp
@@ -70,6 +70,8 @@ OSystem_SDL::OSystem_SDL()
 	_graphicsModes(),
 	_graphicsMode(0),
 	_firstGLMode(0),
+	_defaultSDLMode(0),
+	_defaultGLMode(0),
 #endif
 	_inited(false),
 	_initedSDL(false),
@@ -547,9 +549,9 @@ int OSystem_SDL::getDefaultGraphicsMode() const {
 	} else {
 		// Return the default graphics mode from the current graphics manager
 		if (_graphicsMode < _firstGLMode)
-			return _graphicsManager->getDefaultGraphicsMode();
+			return _defaultSDLMode;
 		else
-			return _graphicsManager->getDefaultGraphicsMode() + _firstGLMode;
+			return _defaultGLMode;
 	}
 }
 
@@ -650,27 +652,39 @@ int OSystem_SDL::getGraphicsMode() const {
 void OSystem_SDL::setupGraphicsModes() {
 	_graphicsModes.clear();
 	_graphicsModeIds.clear();
+	_defaultSDLMode = _defaultGLMode = -1;
 
 	// Count the number of graphics modes
 	const OSystem::GraphicsMode *srcMode;
+	int defaultMode;
 
 	GraphicsManager *manager = new SurfaceSdlGraphicsManager(_eventSource);
 	srcMode = manager->getSupportedGraphicsModes();
+	defaultMode = manager->getDefaultGraphicsMode();
 	while (srcMode->name) {
+		if (defaultMode == srcMode->id) {
+			_defaultSDLMode = _graphicsModes.size();
+		}
 		_graphicsModes.push_back(*srcMode);
 		srcMode++;
 	}
 	delete manager;
+	assert(_defaultSDLMode != -1);
 
 	_firstGLMode = _graphicsModes.size();
 	manager = new OpenGLSdlGraphicsManager(_desktopWidth, _desktopHeight, _eventSource);
 	srcMode = manager->getSupportedGraphicsModes();
+	defaultMode = manager->getDefaultGraphicsMode();
 	while (srcMode->name) {
+		if (defaultMode == srcMode->id) {
+			_defaultGLMode = _graphicsModes.size();
+		}
 		_graphicsModes.push_back(*srcMode);
 		srcMode++;
 	}
 	delete manager;
 	manager = nullptr;
+	assert(_defaultGLMode != -1);
 
 	// Set a null mode at the end
 	GraphicsMode nullMode;
-- 
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