Adds controllermap utility to test suite.
authorGabriel Jacobo <gabomdq@gmail.com>
Mon, 02 Dec 2013 19:35:04 -0300
changeset 8043 74fcbf6987ba
parent 8042 7863121cb7d5
child 8044 e84427ef8244
Adds controllermap utility to test suite.
src/joystick/SDL_gamecontrollerdb.h
test/Makefile.in
test/README
test/axis.bmp
test/button.bmp
test/controllermap.bmp
test/controllermap.c
test/testgamecontroller.c
--- a/src/joystick/SDL_gamecontrollerdb.h	Mon Dec 02 19:34:08 2013 -0300
+++ b/src/joystick/SDL_gamecontrollerdb.h	Mon Dec 02 19:35:04 2013 -0300
@@ -26,6 +26,8 @@
    The easiest way to generate a new mapping is to start Steam in Big Picture
    mode, configure your joystick and then look in config/config.vdf in your
    Steam installation directory for the "SDL_GamepadBind" entry.
+   
+   Alternatively, you can use the app located in test/controllermap
  */
 static const char *s_ControllerMappings [] =
 {
--- a/test/Makefile.in	Mon Dec 02 19:34:08 2013 -0300
+++ b/test/Makefile.in	Mon Dec 02 19:35:04 2013 -0300
@@ -55,7 +55,8 @@
 	torturethread$(EXE) \
 	testrendercopyex$(EXE) \
 	testmessage$(EXE) \
-
+	controllermap$(EXE) \
+	
 all: Makefile $(TARGETS)
 
 Makefile: $(srcdir)/Makefile.in
@@ -238,6 +239,10 @@
 testmessage$(EXE): $(srcdir)/testmessage.c
 	$(CC) -o $@ $^ $(CFLAGS) $(LIBS)
 
+controllermap$(EXE): $(srcdir)/controllermap.c
+	$(CC) -o $@ $^ $(CFLAGS) $(LIBS)
+
+
 clean:
 	rm -f $(TARGETS)
 
--- a/test/README	Mon Dec 02 19:34:08 2013 -0300
+++ b/test/README	Mon Dec 02 19:35:04 2013 -0300
@@ -25,3 +25,6 @@
 	testver		Check the version and dynamic loading and endianness
 	testwm2		Test window manager -- title, icon, events
 	torturethread	Simple test for thread creation/destruction
+	controllermap   Useful to generate Game Controller API compatible maps
+
+
Binary file test/axis.bmp has changed
Binary file test/button.bmp has changed
Binary file test/controllermap.bmp has changed
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/controllermap.c	Mon Dec 02 19:35:04 2013 -0300
@@ -0,0 +1,432 @@
+/*
+  Copyright (C) 1997-2013 Sam Lantinga <slouken@libsdl.org>
+
+  This software is provided 'as-is', without any express or implied
+  warranty.  In no event will the authors be held liable for any damages
+  arising from the use of this software.
+
+  Permission is granted to anyone to use this software for any purpose,
+  including commercial applications, and to alter it and redistribute it
+  freely.
+*/
+
+/* Game controller mapping generator */
+/* Gabriel Jacobo <gabomdq@gmail.com> */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "SDL.h"
+
+#ifndef SDL_JOYSTICK_DISABLED
+
+#ifdef __IPHONEOS__
+#define SCREEN_WIDTH    320
+#define SCREEN_HEIGHT   480
+#else
+#define SCREEN_WIDTH    512
+#define SCREEN_HEIGHT   317
+#endif
+
+#define MAP_WIDTH 512
+#define MAP_HEIGHT 317
+
+#define MARKER_BUTTON 1
+#define MARKER_AXIS 2
+
+typedef struct MappingStep
+{
+    int x, y;
+    double angle;
+    int marker;
+    char *field;
+    int axis, button, hat, hat_value;
+    char mapping[4096];
+}MappingStep;
+
+
+SDL_Texture *
+LoadTexture(SDL_Renderer *renderer, char *file, SDL_bool transparent)
+{
+    SDL_Surface *temp;
+    SDL_Texture *texture;
+
+    /* Load the sprite image */
+    temp = SDL_LoadBMP(file);
+    if (temp == NULL) {
+        SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't load %s: %s", file, SDL_GetError());
+        return NULL;
+    }
+
+    /* Set transparent pixel as the pixel at (0,0) */
+    if (transparent) {
+        if (temp->format->palette) {
+            SDL_SetColorKey(temp, SDL_TRUE, *(Uint8 *) temp->pixels);
+        } else {
+            switch (temp->format->BitsPerPixel) {
+            case 15:
+                SDL_SetColorKey(temp, SDL_TRUE,
+                                (*(Uint16 *) temp->pixels) & 0x00007FFF);
+                break;
+            case 16:
+                SDL_SetColorKey(temp, SDL_TRUE, *(Uint16 *) temp->pixels);
+                break;
+            case 24:
+                SDL_SetColorKey(temp, SDL_TRUE,
+                                (*(Uint32 *) temp->pixels) & 0x00FFFFFF);
+                break;
+            case 32:
+                SDL_SetColorKey(temp, SDL_TRUE, *(Uint32 *) temp->pixels);
+                break;
+            }
+        }
+    }
+
+    /* Create textures from the image */
+    texture = SDL_CreateTextureFromSurface(renderer, temp);
+    if (!texture) {
+        SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't create texture: %s\n", SDL_GetError());
+        SDL_FreeSurface(temp);
+        return NULL;
+    }
+    SDL_FreeSurface(temp);
+
+    /* We're ready to roll. :) */
+    return texture;
+}
+
+static void
+DrawRect(SDL_Renderer *r, const int x, const int y, const int w, const int h)
+{
+    const SDL_Rect area = { x, y, w, h };
+    SDL_RenderFillRect(r, &area);
+}
+
+static SDL_bool
+WatchJoystick(SDL_Joystick * joystick)
+{
+    SDL_Window *window = NULL;
+    SDL_Renderer *screen = NULL;
+    SDL_Texture *target, *background, *button, *axis, *marker;
+    const char *name = NULL;
+    SDL_bool retval = SDL_FALSE;
+    SDL_bool done = SDL_FALSE, next=SDL_FALSE;
+    SDL_Event event;
+    SDL_Rect dst;
+    int i, s, _s;
+    Uint8 alpha=200, alpha_step = -1;
+    Uint32 alpha_ticks;
+    char mapping[4096], temp[4096];
+    MappingStep *step;
+    MappingStep steps[] = {
+        {342, 132,  0.0,  MARKER_BUTTON, "x", -1, -1, -1, -1, ""},
+        {387, 167,  0.0,  MARKER_BUTTON, "a", -1, -1, -1, -1, ""},
+        {431, 132,  0.0,  MARKER_BUTTON, "b", -1, -1, -1, -1, ""},
+        {389, 101,  0.0,  MARKER_BUTTON, "y", -1, -1, -1, -1, ""},
+        {174, 132,  0.0,  MARKER_BUTTON, "back", -1, -1, -1, -1, ""},
+        {233, 132,  0.0,  MARKER_BUTTON, "guide", -1, -1, -1, -1, ""},
+        {289, 132,  0.0,  MARKER_BUTTON, "start", -1, -1, -1, -1, ""},        
+        {116, 217,  0.0,  MARKER_BUTTON, "dpleft", -1, -1, -1, -1, ""},
+        {154, 249,  0.0,  MARKER_BUTTON, "dpdown", -1, -1, -1, -1, ""},
+        {186, 217,  0.0,  MARKER_BUTTON, "dpright", -1, -1, -1, -1, ""},
+        {154, 188,  0.0,  MARKER_BUTTON, "dpup", -1, -1, -1, -1, ""},
+        {77,  40,   0.0,  MARKER_BUTTON, "leftshoulder", -1, -1, -1, -1, ""},
+        {91, 0,    0.0,  MARKER_BUTTON, "lefttrigger", -1, -1, -1, -1, ""},
+        {396, 36,   0.0,  MARKER_BUTTON, "rightshoulder", -1, -1, -1, -1, ""},
+        {375, 0,    0.0,  MARKER_BUTTON, "righttrigger", -1, -1, -1, -1, ""},
+        {75,  154,  0.0,  MARKER_BUTTON, "leftstick", -1, -1, -1, -1, ""},
+        {305, 230,  0.0,  MARKER_BUTTON, "rightstick", -1, -1, -1, -1, ""},
+        {75,  154,  0.0,  MARKER_AXIS,   "leftx", -1, -1, -1, -1, ""},
+        {75,  154,  90.0, MARKER_AXIS,   "lefty", -1, -1, -1, -1, ""},        
+        {305, 230,  0.0,  MARKER_AXIS,   "rightx", -1, -1, -1, -1, ""},
+        {305, 230,  90.0, MARKER_AXIS,   "righty", -1, -1, -1, -1, ""},
+    };
+
+    /* Create a window to display joystick axis position */
+    window = SDL_CreateWindow("Joystick Test", SDL_WINDOWPOS_CENTERED,
+                              SDL_WINDOWPOS_CENTERED, SCREEN_WIDTH,
+                              SCREEN_HEIGHT, 0);
+    if (window == NULL) {
+        SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't create window: %s\n", SDL_GetError());
+        return SDL_FALSE;
+    }
+
+    screen = SDL_CreateRenderer(window, -1, 0);
+    if (screen == NULL) {
+        SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't create renderer: %s\n", SDL_GetError());
+        SDL_DestroyWindow(window);
+        return SDL_FALSE;
+    }
+    
+    target = SDL_CreateTexture(screen, SDL_PIXELFORMAT_RGB888, SDL_TEXTUREACCESS_TARGET, MAP_WIDTH, MAP_HEIGHT);
+    background = LoadTexture(screen, "controllermap.bmp", SDL_FALSE);
+    button = LoadTexture(screen, "button.bmp", SDL_TRUE);
+    axis = LoadTexture(screen, "axis.bmp", SDL_TRUE);
+    SDL_RaiseWindow(window);
+
+    /* Print info about the joystick we are watching */
+    name = SDL_JoystickName(joystick);
+    SDL_Log("Watching joystick %d: (%s)\n", SDL_JoystickInstanceID(joystick),
+           name ? name : "Unknown Joystick");
+    SDL_Log("Joystick has %d axes, %d hats, %d balls, and %d buttons\n",
+           SDL_JoystickNumAxes(joystick), SDL_JoystickNumHats(joystick),
+           SDL_JoystickNumBalls(joystick), SDL_JoystickNumButtons(joystick));
+    
+    SDL_Log("\n\n\
+    ====================================================================================\n\
+    Press the buttons on your controller when indicated\n\
+    (Your controller may look different than the picture)\n\
+    If you want to correct a mistake, press backspace or the back button on your device\n\
+    To exit, press ESC\n\
+    ====================================================================================\n");
+    
+    /* Initialize mapping with GUID and name */
+    SDL_JoystickGetGUIDString(SDL_JoystickGetGUID(joystick), temp, SDL_arraysize(temp));
+    SDL_snprintf(mapping, SDL_arraysize(mapping), "%s,%s,platform:%s,",
+        temp, name ? name : "Unknown Joystick", SDL_GetPlatform());
+
+    /* Loop, getting joystick events! */
+    for(s=0; s<SDL_arraysize(steps) && !done;) {
+        /* blank screen, set up for drawing this frame. */
+        step = &steps[s];
+        SDL_strlcpy(step->mapping, mapping, SDL_arraysize(step->mapping));
+        step->axis = -1;
+        step->button = -1;
+        step->hat = -1;
+        step->hat_value = -1;
+        SDL_SetClipboardText("TESTING TESTING 123");
+        
+        switch(step->marker) {
+            case MARKER_AXIS:
+                marker = axis;
+                break;
+            case MARKER_BUTTON:
+                marker = button;
+                break;
+            default:
+                break;
+        }
+        
+        dst.x = step->x;
+        dst.y = step->y;
+        SDL_QueryTexture(marker, NULL, NULL, &dst.w, &dst.h);
+        next=SDL_FALSE;
+        
+        while (!done && !next) {
+            if (SDL_GetTicks() - alpha_ticks > 5) {
+                alpha_ticks = SDL_GetTicks();
+                alpha += alpha_step;
+                if (alpha == 255) {
+                    alpha_step = -1;
+                }
+                if (alpha < 128) {
+                    alpha_step = 1;
+                }
+            }
+            
+            SDL_SetRenderTarget(screen, target);
+            SDL_RenderCopy(screen, background, NULL, NULL);
+            SDL_SetTextureAlphaMod(marker, alpha);
+            SDL_SetTextureColorMod(marker, 10, 255, 21);
+            SDL_RenderCopyEx(screen, marker, NULL, &dst, step->angle, NULL, 0);
+            SDL_SetRenderTarget(screen, NULL);
+            SDL_RenderCopy(screen, target, NULL, NULL);
+            SDL_RenderPresent(screen);
+            
+            if (SDL_PollEvent(&event)) {
+                switch (event.type) {
+                case SDL_JOYAXISMOTION:
+                    if (event.jaxis.value > 20000 || event.jaxis.value < -20000) {
+                        for (_s = 0; _s < s; _s++) {
+                            if (steps[_s].axis == event.jaxis.axis) {
+                                break;
+                            }
+                        }
+                        if (_s == s) {
+                            step->axis = event.jaxis.axis;
+                            SDL_strlcat(mapping, step->field, SDL_arraysize(mapping));
+                            SDL_snprintf(temp, SDL_arraysize(temp), ":a%u,", event.jaxis.axis);
+                            SDL_strlcat(mapping, temp, SDL_arraysize(mapping));
+                            s++;
+                            next=SDL_TRUE;
+                        }
+                    }
+                    
+                    break;
+                case SDL_JOYHATMOTION:
+                        for (_s = 0; _s < s; _s++) {
+                            if (steps[_s].hat == event.jhat.hat && steps[_s].hat_value == event.jhat.value) {
+                                break;
+                            }
+                        }
+                        if (_s == s) {
+                            step->hat = event.jhat.hat;
+                            step->hat_value = event.jhat.value;
+                            SDL_strlcat(mapping, step->field, SDL_arraysize(mapping));
+                            SDL_snprintf(temp, SDL_arraysize(temp), ":h%u.%u,", event.jhat.hat, event.jhat.value );
+                            SDL_strlcat(mapping, temp, SDL_arraysize(mapping));
+                            s++;
+                            next=SDL_TRUE;
+                        }
+                    break;
+                case SDL_JOYBALLMOTION:
+                    break;
+                case SDL_JOYBUTTONUP:
+                    for (_s = 0; _s < s; _s++) {
+                        if (steps[_s].button == event.jbutton.button) {
+                            break;
+                        }
+                    }
+                    if (_s == s) {
+                        step->button = event.jbutton.button;
+                        SDL_strlcat(mapping, step->field, SDL_arraysize(mapping));
+                        SDL_snprintf(temp, SDL_arraysize(temp), ":b%u,", event.jbutton.button);
+                        SDL_strlcat(mapping, temp, SDL_arraysize(mapping));
+                        s++;
+                        next=SDL_TRUE;
+                    }
+                    break;
+                case SDL_KEYDOWN:
+                    if (event.key.keysym.sym == SDLK_BACKSPACE || event.key.keysym.sym == SDLK_AC_BACK) {
+                        /* Undo! */
+                        if (s > 0) {
+                            SDL_strlcpy(mapping, step->mapping, SDL_arraysize(step->mapping));
+                            s--;
+                            next = SDL_TRUE;
+                        }
+                        break;
+                    }
+                    if ((event.key.keysym.sym != SDLK_ESCAPE)) {
+                        break;
+                    }
+                    /* Fall through to signal quit */
+                case SDL_FINGERDOWN:
+                case SDL_MOUSEBUTTONDOWN:
+                case SDL_QUIT:
+                    done = SDL_TRUE;
+                    break;
+                default:
+                    break;
+                }
+            }
+        }
+
+    }
+
+    if (s == SDL_arraysize(steps) ) {
+        SDL_Log("Mapping:\n\n%s\n\n", mapping);
+        /* Print to stdout as well so the user can cat the output somewhere */
+        printf("%s\n", mapping);
+    }
+    
+    while(SDL_PollEvent(&event)) {};
+    
+    SDL_DestroyRenderer(screen);
+    SDL_DestroyWindow(window);
+    return retval;
+}
+
+int
+main(int argc, char *argv[])
+{
+    const char *name;
+    int i;
+    SDL_Joystick *joystick;
+
+    /* Enable standard application logging */
+    SDL_LogSetPriority(SDL_LOG_CATEGORY_APPLICATION, SDL_LOG_PRIORITY_INFO);	
+
+    /* Initialize SDL (Note: video is required to start event loop) */
+    if (SDL_Init(SDL_INIT_VIDEO | SDL_INIT_JOYSTICK) < 0) {
+        SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't initialize SDL: %s\n", SDL_GetError());
+        exit(1);
+    }
+
+    /* Print information about the joysticks */
+    SDL_Log("There are %d joysticks attached\n", SDL_NumJoysticks());
+    for (i = 0; i < SDL_NumJoysticks(); ++i) {
+        name = SDL_JoystickNameForIndex(i);
+        SDL_Log("Joystick %d: %s\n", i, name ? name : "Unknown Joystick");
+        joystick = SDL_JoystickOpen(i);
+        if (joystick == NULL) {
+            SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "SDL_JoystickOpen(%d) failed: %s\n", i,
+                    SDL_GetError());
+        } else {
+            char guid[64];
+            SDL_JoystickGetGUIDString(SDL_JoystickGetGUID(joystick),
+                                      guid, sizeof (guid));
+            SDL_Log("       axes: %d\n", SDL_JoystickNumAxes(joystick));
+            SDL_Log("      balls: %d\n", SDL_JoystickNumBalls(joystick));
+            SDL_Log("       hats: %d\n", SDL_JoystickNumHats(joystick));
+            SDL_Log("    buttons: %d\n", SDL_JoystickNumButtons(joystick));
+            SDL_Log("instance id: %d\n", SDL_JoystickInstanceID(joystick));
+            SDL_Log("       guid: %s\n", guid);
+            SDL_JoystickClose(joystick);
+        }
+    }
+
+#ifdef ANDROID
+    if (SDL_NumJoysticks() > 0) {
+#else
+    if (argv[1]) {
+#endif
+        SDL_bool reportederror = SDL_FALSE;
+        SDL_bool keepGoing = SDL_TRUE;
+        SDL_Event event;
+#ifdef ANDROID
+        joystick = SDL_JoystickOpen(0);
+#else
+        joystick = SDL_JoystickOpen(atoi(argv[1]));
+#endif
+        while ( keepGoing ) {
+            if (joystick == NULL) {
+                if ( !reportederror ) {
+                    SDL_Log("Couldn't open joystick %d: %s\n", atoi(argv[1]), SDL_GetError());
+                    keepGoing = SDL_FALSE;
+                    reportederror = SDL_TRUE;
+                }
+            } else {
+                reportederror = SDL_FALSE;
+                keepGoing = WatchJoystick(joystick);
+                SDL_JoystickClose(joystick);
+            }
+
+            joystick = NULL;
+            if (keepGoing) {
+                SDL_Log("Waiting for attach\n");
+            }
+            while (keepGoing) {
+                SDL_WaitEvent(&event);
+                if ((event.type == SDL_QUIT) || (event.type == SDL_FINGERDOWN)
+                    || (event.type == SDL_MOUSEBUTTONDOWN)) {
+                    keepGoing = SDL_FALSE;
+                } else if (event.type == SDL_JOYDEVICEADDED) {
+                    joystick = SDL_JoystickOpen(atoi(argv[1]));
+                    break;
+                }
+            }
+        }
+    }
+    else {
+        SDL_Log("\n\nUsage: ./controllermap number\nFor example: ./controllermap 0\nOr: ./controllermap 0 >> gamecontrollerdb.txt");
+    }
+    SDL_QuitSubSystem(SDL_INIT_VIDEO | SDL_INIT_JOYSTICK);
+
+#ifdef ANDROID
+    exit(0);
+#else
+    return 0;
+#endif
+}
+
+#else
+
+int
+main(int argc, char *argv[])
+{
+    SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "SDL compiled without Joystick support.\n");
+    exit(1);
+}
+
+#endif
--- a/test/testgamecontroller.c	Mon Dec 02 19:34:08 2013 -0300
+++ b/test/testgamecontroller.c	Mon Dec 02 19:35:04 2013 -0300
@@ -225,6 +225,8 @@
         SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't initialize SDL: %s\n", SDL_GetError());
         return 1;
     }
+    
+    SDL_GameControllerAddMappingsFromFile("gamecontrollerdb.txt");
 
     /* Print information about the controller */
     for (i = 0; i < SDL_NumJoysticks(); ++i) {