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[xonotic/darkplaces.git] / vid_sdl.c
index 7f7fffa01f7c2bf83085c977cd70329fea7b590c..0b37e274a28fdfdfd60bfb9cd6c01052f96c1e26 100644 (file)
--- a/vid_sdl.c
+++ b/vid_sdl.c
@@ -30,7 +30,7 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 #include <IOKit/hidsystem/IOHIDLib.h>
 #include <IOKit/hidsystem/IOHIDParameter.h>
 #include <IOKit/hidsystem/event_status_driver.h>
-static cvar_t apple_mouse_noaccel = {CVAR_SAVE, "apple_mouse_noaccel", "1", "disables mouse acceleration while DarkPlaces is active"};
+static cvar_t apple_mouse_noaccel = {CVAR_CLIENT | CVAR_SAVE, "apple_mouse_noaccel", "1", "disables mouse acceleration while DarkPlaces is active"};
 static qboolean vid_usingnoaccel;
 static double originalMouseSpeed = -1.0;
 io_connect_t IN_GetIOHandle(void)
@@ -72,6 +72,8 @@ static qboolean vid_hasfocus = false;
 static qboolean vid_isfullscreen;
 static qboolean vid_usingvsync = false;
 static SDL_Joystick *vid_sdljoystick = NULL;
+static SDL_GameController *vid_sdlgamecontroller = NULL;
+static cvar_t joy_sdl2_trigger_deadzone = {CVAR_SAVE | CVAR_CLIENT, "joy_sdl2_trigger_deadzone", "0.5", "deadzone for triggers to be registered as key presses"};
 // GAME_STEELSTORM specific
 static cvar_t *steelstorm_showing_map = NULL; // detect but do not create the cvar
 static cvar_t *steelstorm_showing_mousecursor = NULL; // detect but do not create the cvar
@@ -692,14 +694,31 @@ void VID_BuildJoyState(vid_joystate_t *joystate)
        {
                SDL_Joystick *joy = vid_sdljoystick;
                int j;
-               int numaxes;
-               int numbuttons;
-               numaxes = SDL_JoystickNumAxes(joy);
-               for (j = 0;j < numaxes;j++)
-                       joystate->axis[j] = SDL_JoystickGetAxis(joy, j) * (1.0f / 32767.0f);
-               numbuttons = SDL_JoystickNumButtons(joy);
-               for (j = 0;j < numbuttons;j++)
-                       joystate->button[j] = SDL_JoystickGetButton(joy, j);
+
+               if (vid_sdlgamecontroller)
+               {
+                       for (j = 0; j <= SDL_CONTROLLER_AXIS_MAX; ++j)
+                       {
+                               joystate->axis[j] = SDL_GameControllerGetAxis(vid_sdlgamecontroller, j) * (1.0f / 32767.0f);
+                       }
+                       for (j = 0; j < SDL_CONTROLLER_BUTTON_MAX; ++j)
+                               joystate->button[j] = SDL_GameControllerGetButton(vid_sdlgamecontroller, j);
+                       // emulate joy buttons for trigger "axes"
+                       joystate->button[SDL_CONTROLLER_BUTTON_MAX] = VID_JoyState_GetAxis(joystate, SDL_CONTROLLER_AXIS_TRIGGERLEFT, 1, joy_sdl2_trigger_deadzone.value) > 0.0f;
+                       joystate->button[SDL_CONTROLLER_BUTTON_MAX+1] = VID_JoyState_GetAxis(joystate, SDL_CONTROLLER_AXIS_TRIGGERRIGHT, 1, joy_sdl2_trigger_deadzone.value) > 0.0f;
+               }
+               else
+
+               {
+                       int numaxes;
+                       int numbuttons;
+                       numaxes = SDL_JoystickNumAxes(joy);
+                       for (j = 0;j < numaxes;j++)
+                               joystate->axis[j] = SDL_JoystickGetAxis(joy, j) * (1.0f / 32767.0f);
+                       numbuttons = SDL_JoystickNumButtons(joy);
+                       for (j = 0;j < numbuttons;j++)
+                               joystate->button[j] = SDL_JoystickGetButton(joy, j);
+               }
        }
 
        VID_Shared_BuildJoyState_Finish(joystate);
@@ -1309,6 +1328,7 @@ void VID_Init (void)
 #ifdef DP_MOBILETOUCH
        Cvar_SetValueQuick(&vid_touchscreen, 1);
 #endif
+       Cvar_RegisterVariable(&joy_sdl2_trigger_deadzone);
 
 #ifdef SDL_R_RESTART
        R_RegisterModule("SDL", sdl_start, sdl_shutdown, sdl_newmap, NULL, NULL);
@@ -1317,8 +1337,8 @@ void VID_Init (void)
        if (SDL_Init(SDL_INIT_VIDEO) < 0)
                Sys_Error ("Failed to init SDL video subsystem: %s", SDL_GetError());
        vid_sdl_initjoysticksystem = SDL_InitSubSystem(SDL_INIT_JOYSTICK) >= 0;
-       if (vid_sdl_initjoysticksystem)
-               Con_Printf("Failed to init SDL joystick subsystem: %s\n", SDL_GetError());
+       if (!vid_sdl_initjoysticksystem)
+               Con_Errorf("Failed to init SDL joystick subsystem: %s\n", SDL_GetError());
        vid_isfullscreen = false;
 }
 
@@ -1348,19 +1368,31 @@ void VID_EnableJoystick(qboolean enable)
                vid_sdljoystickindex = sdlindex;
                // close SDL joystick if active
                if (vid_sdljoystick)
+               {
                        SDL_JoystickClose(vid_sdljoystick);
-               vid_sdljoystick = NULL;
+                       vid_sdljoystick = NULL;
+               }
+               if (vid_sdlgamecontroller)
+               {
+                       SDL_GameControllerClose(vid_sdlgamecontroller);
+                       vid_sdlgamecontroller = NULL;
+               }
                if (sdlindex >= 0)
                {
                        vid_sdljoystick = SDL_JoystickOpen(sdlindex);
                        if (vid_sdljoystick)
                        {
                                const char *joystickname = SDL_JoystickName(vid_sdljoystick);
+                               if (SDL_IsGameController(vid_sdljoystickindex))
+                               {
+                                       vid_sdlgamecontroller = SDL_GameControllerOpen(vid_sdljoystickindex);
+                                       Con_DPrintf("Using SDL GameController mappings for Joystick %i\n", index);
+                               }
                                Con_Printf("Joystick %i opened (SDL_Joystick %i is \"%s\" with %i axes, %i buttons, %i balls)\n", index, sdlindex, joystickname, (int)SDL_JoystickNumAxes(vid_sdljoystick), (int)SDL_JoystickNumButtons(vid_sdljoystick), (int)SDL_JoystickNumBalls(vid_sdljoystick));
                        }
                        else
                        {
-                               Con_Printf("Joystick %i failed (SDL_JoystickOpen(%i) returned: %s)\n", index, sdlindex, SDL_GetError());
+                               Con_Errorf("Joystick %i failed (SDL_JoystickOpen(%i) returned: %s)\n", index, sdlindex, SDL_GetError());
                                sdlindex = -1;
                        }
                }
@@ -1427,6 +1459,12 @@ static void AdjustWindowBounds(viddef_mode_t *mode, RECT *rect)
 }
 #endif
 
+extern cvar_t gl_info_vendor;
+extern cvar_t gl_info_renderer;
+extern cvar_t gl_info_version;
+extern cvar_t gl_info_platform;
+extern cvar_t gl_info_driver;
+
 static qboolean VID_InitModeGL(viddef_mode_t *mode)
 {
        int windowflags = SDL_WINDOW_SHOWN | SDL_WINDOW_OPENGL;
@@ -1455,7 +1493,7 @@ static qboolean VID_InitModeGL(viddef_mode_t *mode)
                drivername = com_argv[i + 1];
        if (SDL_GL_LoadLibrary(drivername) < 0)
        {
-               Con_Printf("Unable to load GL driver \"%s\": %s\n", drivername, SDL_GetError());
+               Con_Errorf("Unable to load GL driver \"%s\": %s\n", drivername, SDL_GetError());
                return false;
        }
 #endif
@@ -1524,7 +1562,7 @@ static qboolean VID_InitModeGL(viddef_mode_t *mode)
        window = SDL_CreateWindow(gamename, xPos, yPos, mode->width, mode->height, windowflags);
        if (window == NULL)
        {
-               Con_Printf("Failed to set video mode to %ix%i: %s\n", mode->width, mode->height, SDL_GetError());
+               Con_Errorf("Failed to set video mode to %ix%i: %s\n", mode->width, mode->height, SDL_GetError());
                VID_Shutdown();
                return false;
        }
@@ -1532,7 +1570,7 @@ static qboolean VID_InitModeGL(viddef_mode_t *mode)
        context = SDL_GL_CreateContext(window);
        if (context == NULL)
        {
-               Con_Printf("Failed to initialize OpenGL context: %s\n", SDL_GetError());
+               Con_Errorf("Failed to initialize OpenGL context: %s\n", SDL_GetError());
                VID_Shutdown();
                return false;
        }
@@ -1545,11 +1583,6 @@ static qboolean VID_InitModeGL(viddef_mode_t *mode)
        GL_Setup();
 
        // VorteX: set other info
-       extern cvar_t gl_info_vendor;
-       extern cvar_t gl_info_renderer;
-       extern cvar_t gl_info_version;
-       extern cvar_t gl_info_platform;
-       extern cvar_t gl_info_driver;
        Cvar_SetQuick(&gl_info_vendor, gl_vendor);
        Cvar_SetQuick(&gl_info_renderer, gl_renderer);
        Cvar_SetQuick(&gl_info_version, gl_version);
@@ -1585,8 +1618,8 @@ extern cvar_t gl_info_driver;
 qboolean VID_InitMode(viddef_mode_t *mode)
 {
        // GAME_STEELSTORM specific
-       steelstorm_showing_map = Cvar_FindVar("steelstorm_showing_map");
-       steelstorm_showing_mousecursor = Cvar_FindVar("steelstorm_showing_mousecursor");
+       steelstorm_showing_map = Cvar_FindVar(&cvars_all, "steelstorm_showing_map", ~0);
+       steelstorm_showing_mousecursor = Cvar_FindVar(&cvars_all, "steelstorm_showing_mousecursor", ~0);
 
        if (!SDL_WasInit(SDL_INIT_VIDEO) && SDL_InitSubSystem(SDL_INIT_VIDEO) < 0)
                Sys_Error ("Failed to init SDL video subsystem: %s", SDL_GetError());