[client] fix failure to build due to broken symlink, fixes #173

* Added config entry win:minimizeOnFocusLoss (default true).

VERSION

@@ -1 +1 @@
-B1-rc5-10-g75de895b62+1
+B1-rc6-6-gb979752989+1

c-host/CMakeLists.txt

@@ -14,6 +14,9 @@ if(OPTIMIZE_FOR_NATIVE)
   endif()
 endif()
 
+option(ENABLE_BACKTRACE "Enable backtrace support on crash" ON)
+add_feature_info(ENABLE_BACKTRACE ENABLE_BACKTRACE "Backtrace support.")
+
 add_compile_options(
   "-Wall"
   "-Werror"

client/CMakeLists.txt

@@ -24,6 +24,9 @@ add_feature_info(ENABLE_EGL ENABLE_EGL "EGL renderer.")
 option(ENABLE_CB_X11 "Enable X11 clipboard integration" ON)
 add_feature_info(ENABLE_CB_X11 ENABLE_CB_X11 "X11 Clipboard Integration.")
 
+option(ENABLE_BACKTRACE "Enable backtrace support on crash" ON)
+add_feature_info(ENABLE_BACKTRACE ENABLE_BACKTRACE "Backtrace support.")
+
 add_compile_options(
   "-Wall"
   "-Werror"

client/README.md

@@ -101,9 +101,9 @@ Command line arguments will override any options loaded from the config files.
 | app:framePollInterval  |       | 1000                   | How often to check for a frame update in microseconds         |
 |-------------------------------------------------------------------------------------------------------------------------|
 
-|-------------------------------------------------------------------------------------------------------|
+|-------------------------------------------------------------------------------------------------------------|
 | Long                    | Short | Value                  | Description                                      |
-|-------------------------------------------------------------------------------------------------------|
+|-------------------------------------------------------------------------------------------------------------|
 | win:title               |       | Looking Glass (client) | The window title                                 |
 | win:position            |       | center                 | Initial window position at startup               |
 | win:size                |       | 1024x768               | Initial window size at startup                   |
@@ -113,12 +113,13 @@ Command line arguments will override any options loaded from the config files.
 | win:borderless          | -d    | no                     | Borderless mode                                  |
 | win:fullScreen          | -F    | no                     | Launch in fullscreen borderless mode             |
 | win:maximize            | -T    | no                     | Launch window maximized                          |
+| win:minimizeOnFocusLoss |       | yes                    | Minimize window on focus loss                    |
 | win:fpsLimit            | -K    | 200                    | Frame rate limit (0 = disable - not recommended) |
 | win:showFPS             | -k    | no                     | Enable the FPS & UPS display                     |
 | win:ignoreQuit          | -Q    | no                     | Ignore requests to quit (ie: Alt+F4)             |
 | win:noScreensaver       | -S    | no                     | Prevent the screensaver from starting            |
 | win:alerts              | -q    | yes                    | Show on screen alert messages                    |
-|-------------------------------------------------------------------------------------------------------|
+|-------------------------------------------------------------------------------------------------------------|
 
 |---------------------------------------------------------------------------------------------------------------------------------------|
 | Long               | Short | Value           | Description                                                                            |

client/renderers/EGL/shader.h

@@ -20,6 +20,7 @@ Place, Suite 330, Boston, MA 02111-1307 USA
 #pragma once
 
 #include <stdbool.h>
+#include <stddef.h>
 
 #include <GL/gl.h>
 

client/spice/include/spice

@@ -1 +0,0 @@
-.

client/spice/src/spice.c

@@ -17,7 +17,7 @@ this program; if not, write to the Free Software Foundation, Inc., 59 Temple
 Place, Suite 330, Boston, MA 02111-1307 USA
 */
 
-#include "spice.h"
+#include "spice/spice.h"
 #include "utils.h"
 #include "common/debug.h"
 

client/src/config.c

@@ -175,13 +175,20 @@ static struct Option options[] =
     .type           = OPTION_TYPE_BOOL,
     .value.x_bool   = false,
   },
+  {
+    .module         = "win",
+    .name           = "minimizeOnFocusLoss",
+    .description    = "Minimize window on focus loss",
+    .type           = OPTION_TYPE_BOOL,
+    .value.x_bool   = true,
+  },
   {
     .module         = "win",
     .name           = "fpsLimit",
-    .description    = "Frame rate limit (0 = disable - not recommended)",
+    .description    = "Frame rate limit (0 = disable - not recommended, -1 = auto detect)",
     .shortopt       = 'K',
     .type           = OPTION_TYPE_INT,
-    .value.x_int    = 200,
+    .value.x_int    = -1,
   },
   {
     .module         = "win",
@@ -396,6 +403,8 @@ bool config_load(int argc, char * argv[])
   params.hideMouse     = option_get_bool  ("input", "hideCursor"  );
   params.mouseSens     = option_get_int   ("input", "mouseSens"   );
 
+  params.minimizeOnFocusLoss = option_get_bool("win", "minimizeOnFocusLoss");
+
   if (option_get_bool("spice", "enable"))
   {
     params.spiceHost         = option_get_string("spice", "host");

client/src/main.c

@@ -1000,7 +1000,6 @@ int run()
   state.running   = true;
   state.scaleX    = 1.0f;
   state.scaleY    = 1.0f;
-  state.frameTime = 1e9 / params.fpsLimit;
 
   state.mouseSens = params.mouseSens;
        if (state.mouseSens < -9) state.mouseSens = -9;
@@ -1014,6 +1013,8 @@ int run()
   if (strcmp(XDG_SESSION_TYPE, "wayland") == 0)
   {
      DEBUG_INFO("Wayland detected");
+     if (getenv("SDL_VIDEODRIVER") == NULL)
+     {
        int err = setenv("SDL_VIDEODRIVER", "wayland", 1);
        if (err < 0)
        {
@@ -1022,6 +1023,7 @@ int run()
        }
        DEBUG_INFO("SDL_VIDEODRIVER has been set to wayland");
      }
+  }
 
   // warn about using FPS display until we can fix the font rendering to prevent lag spikes
   if (params.showFPS)
@@ -1099,7 +1101,7 @@ int run()
     return 1;
   }
 
-  if (params.fullscreen)
+  if (params.fullscreen || !params.minimizeOnFocusLoss)
     SDL_SetHint(SDL_HINT_VIDEO_MINIMIZE_ON_FOCUS_LOSS, "0");
 
   if (!params.noScreensaver)
@@ -1117,6 +1119,26 @@ int run()
   // ensure renderer viewport is aware of the current window size
   updatePositionInfo();
 
+  //Auto detect active monitor refresh rate for FPS Limit if no FPS Limit was passed.
+  if (params.fpsLimit == -1)
+  {
+      SDL_DisplayMode current;
+      if (SDL_GetCurrentDisplayMode(SDL_GetWindowDisplayIndex(state.window), &current) == 0)
+      {
+          state.frameTime = 1e9 / (current.refresh_rate * 2);
+      }
+      else 
+      {
+          DEBUG_WARN("Unable to capture monitor refresh rate using the default FPS Limit: 200");
+          state.frameTime = 1e9 / 200;
+      }
+  }
+  else 
+  {
+      DEBUG_INFO("Using the FPS Limit from args: %d", params.fpsLimit);
+      state.frameTime = 1e9 / params.fpsLimit;
+  }
+  
   register_key_binds();
 
   // set the compositor hint to bypass for low latency

client/src/main.h

@@ -82,6 +82,7 @@ struct AppParams
   bool         borderless;
   bool         fullscreen;
   bool         maximize;
+  bool         minimizeOnFocusLoss;
   bool         center;
   int          x, y;
   unsigned int w, h;

common/CMakeLists.txt

@@ -5,6 +5,10 @@ include_directories(
 	${PROJECT_SOURCE_DIR}/include
 )
 
+if(ENABLE_BACKTRACE)
+  add_definitions(-DENABLE_BACKTRACE)
+endif()
+
 set(COMMON_SOURCES
   src/stringutils.c
   src/stringlist.c
@@ -27,7 +31,9 @@ if(WIN32)
 else()
   set(SOURCES ${COMMON_SOURCES} ${LINUX_SOURCES})
   add_library(lg_common STATIC ${SOURCES})
+  if(ENABLE_BACKTRACE)
     target_link_libraries(lg_common bfd)
+  endif()
 endif()
 
 target_include_directories(lg_common

common/src/crash.linux.c

@@ -21,6 +21,8 @@ Place, Suite 330, Boston, MA 02111-1307 USA
 #include "common/crash.h"
 #include "common/debug.h"
 
+#if defined(ENABLE_BACKTRACE)
+
 #include <execinfo.h>
 #include <signal.h>
 #include <stdio.h>
@@ -220,3 +222,12 @@ bool installCrashHandler(const char * exe)
 
   return true;
 }
+
+#else //ENABLE_BACKTRACE
+
+bool installCrashHandler(const char * exe)
+{
+  return true;
+}
+
+#endif