From 0608116fe96de0edda6dcd8d1e0e528ff1c73f9f Mon Sep 17 00:00:00 2001
From: Tim Goya <tuxdev103@gmail.com>
Date: Mon, 20 Aug 2007 17:15:04 +0000
Subject: [PATCH] 'auto' option that always picks what it thinks is the best
 renderer.

SVN-Revision: 5147
---
 src/gameconfig.cpp          |  2 +-
 src/video/video_systems.cpp | 55 +++++++++++++++++++++++++++++++++++++++------
 src/video/video_systems.hpp |  1 +
 3 files changed, 50 insertions(+), 8 deletions(-)

diff --git a/src/gameconfig.cpp b/src/gameconfig.cpp
index 61ca19e99..060eed074 100644
--- a/src/gameconfig.cpp
+++ b/src/gameconfig.cpp
@@ -36,7 +36,7 @@ Config* config = 0;
 Config::Config()
 {
   use_fullscreen = true;
-  video = OPENGL;
+  video = AUTO_VIDEO;
   try_vsync = true;
   show_fps = false;
   sound_enabled = true;
diff --git a/src/video/video_systems.cpp b/src/video/video_systems.cpp
index 29404e042..1fd3627c2 100644
--- a/src/video/video_systems.cpp
+++ b/src/video/video_systems.cpp
@@ -36,6 +36,12 @@ Renderer *new_renderer()
 {
   switch(config->video)
   {
+    case AUTO_VIDEO:
+#ifdef HAVE_OPENGL
+      return new GL::Renderer();
+#else
+      return new SDL::Renderer();
+#endif
 #ifdef HAVE_OPENGL
     case OPENGL:
       return new GL::Renderer();
@@ -44,7 +50,11 @@ Renderer *new_renderer()
       return new SDL::Renderer();
     default:
       assert(0 && "invalid video system in config");
+#ifdef HAVE_OPENGL
+      return new GL::Renderer();
+#else
       return new SDL::Renderer();
+#endif
   }
 }
 
@@ -52,6 +62,12 @@ Lightmap *new_lightmap()
 {
   switch(config->video)
   {
+    case AUTO_VIDEO:
+#ifdef HAVE_OPENGL
+      return new GL::Lightmap();
+#else
+      return new SDL::Lightmap();
+#endif
 #ifdef HAVE_OPENGL
     case OPENGL:
       return new GL::Lightmap();
@@ -60,7 +76,11 @@ Lightmap *new_lightmap()
       return new SDL::Lightmap();
     default:
       assert(0 && "invalid video system in config");
+#ifdef HAVE_OPENGL
+      return new GL::Lightmap();
+#else
       return new SDL::Lightmap();
+#endif
   }
 }
 
@@ -68,6 +88,12 @@ Texture *new_texture(SDL_Surface *image)
 {
   switch(config->video)
   {
+    case AUTO_VIDEO:
+#ifdef HAVE_OPENGL
+      return new GL::Texture(image);
+#else
+      return new SDL::Texture(image);
+#endif
 #ifdef HAVE_OPENGL
     case OPENGL:
       return new GL::Texture(image);
@@ -76,7 +102,11 @@ Texture *new_texture(SDL_Surface *image)
       return new SDL::Texture(image);
     default:
       assert(0 && "invalid video system in config");
+#ifdef HAVE_OPENGL
+      return new GL::Texture(image);
+#else
       return new SDL::Texture(image);
+#endif
   }
 }
 
@@ -84,6 +114,12 @@ void *new_surface_data(const Surface &surface)
 {
   switch(config->video)
   {
+    case AUTO_VIDEO:
+#ifdef HAVE_OPENGL
+      return new GL::SurfaceData(surface);
+#else
+      return new SDL::SurfaceData(surface);
+#endif
 #ifdef HAVE_OPENGL
     case OPENGL:
       return new GL::SurfaceData(surface);
@@ -92,7 +128,11 @@ void *new_surface_data(const Surface &surface)
       return new SDL::SurfaceData(surface);
     default:
       assert(0 && "invalid video system in config");
+#ifdef HAVE_OPENGL
+      return new GL::SurfaceData(surface);
+#else
       return new SDL::SurfaceData(surface);
+#endif
   }
 }
 
@@ -103,7 +143,10 @@ void free_surface_data(void *surface_data)
 
 VideoSystem get_video_system(const std::string &video)
 {
-  if(0) {}
+  if(video == "auto")
+  {
+    return AUTO_VIDEO;
+  }
 #ifdef HAVE_OPENGL
   else if(video == "opengl")
   {
@@ -116,11 +159,7 @@ VideoSystem get_video_system(const std::string &video)
   }
   else
   {
-#ifdef HAVE_OPENGL
-    return OPENGL;
-#else
-    return PURE_SDL;
-#endif
+    return AUTO_VIDEO;
   }
 }
 
@@ -128,12 +167,14 @@ std::string get_video_string(VideoSystem video)
 {
   switch(video)
   {
+    case AUTO_VIDEO:
+      return "auto";
     case OPENGL:
       return "opengl";
     case PURE_SDL:
       return "sdl";
     default:
       assert(0 && "invalid video system in config");
-      return "sdl";
+      return "auto";
   }
 }
diff --git a/src/video/video_systems.hpp b/src/video/video_systems.hpp
index 4f3a991c2..1347f5485 100644
--- a/src/video/video_systems.hpp
+++ b/src/video/video_systems.hpp
@@ -31,6 +31,7 @@ class Texture;
 class Surface;
 
 enum VideoSystem {
+  AUTO_VIDEO,
   OPENGL,
   PURE_SDL,
   NUM_SYSTEMS
-- 
2.11.0