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Made testgamecontroller minimally more useful.

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This commit is contained in:
Ryan C. Gordon 2013-02-24 22:57:25 -05:00
parent 6c4a53f561
commit e4ef7cba60
1 changed files with 65 additions and 8 deletions
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71
test/testgamecontroller.c
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@ -40,9 +40,58 @@ DrawRect(SDL_Renderer *r, const int x, const int y, const int w, const int h)
SDL_RenderFillRect(r, &area); SDL_RenderFillRect(r, &area);
} }
static const char *
ControllerAxisName(const SDL_CONTROLLER_AXIS axis)
{
switch (axis)
{
#define AXIS_CASE(ax) case SDL_CONTROLLER_AXIS_##ax: return #ax
AXIS_CASE(INVALID);
AXIS_CASE(LEFTX);
AXIS_CASE(LEFTY);
AXIS_CASE(RIGHTX);
AXIS_CASE(RIGHTY);
AXIS_CASE(TRIGGERLEFT);
AXIS_CASE(TRIGGERRIGHT);
#undef AXIS_CASE
default: return "???";
}
}
static const char *
ControllerButtonName(const SDL_CONTROLLER_BUTTON button)
{
switch (button)
{
#define BUTTON_CASE(btn) case SDL_CONTROLLER_BUTTON_##btn: return #btn
BUTTON_CASE(INVALID);
BUTTON_CASE(A);
BUTTON_CASE(B);
BUTTON_CASE(X);
BUTTON_CASE(Y);
BUTTON_CASE(BACK);
BUTTON_CASE(GUIDE);
BUTTON_CASE(START);
BUTTON_CASE(LEFTSTICK);
BUTTON_CASE(RIGHTSTICK);
BUTTON_CASE(LEFTSHOULDER);
BUTTON_CASE(RIGHTSHOULDER);
BUTTON_CASE(DPAD_UP);
BUTTON_CASE(DPAD_DOWN);
BUTTON_CASE(DPAD_LEFT);
BUTTON_CASE(DPAD_RIGHT);
#undef BUTTON_CASE
default: return "???";
}
}
void void
WatchGameController(SDL_GameController * gamecontroller) WatchGameController(SDL_GameController * gamecontroller)
{ {
const char *controllername = gamecontroller ? SDL_GameControllerName(gamecontroller) : "???";
const char *basetitle = "Game Controller Test: ";
const size_t titlelen = SDL_strlen(basetitle) + SDL_strlen(controllername) + 1;
char *title = SDL_malloc(titlelen);
SDL_Window *window = NULL; SDL_Window *window = NULL;
SDL_Renderer *screen = NULL; SDL_Renderer *screen = NULL;
const char *name = NULL; const char *name = NULL;
@ -50,8 +99,12 @@ WatchGameController(SDL_GameController * gamecontroller)
SDL_Event event; SDL_Event event;
int i; int i;
if (title) {
SDL_snprintf(title, titlelen, "%s%s", basetitle, controllername);
}
/* Create a window to display controller axis position */ /* Create a window to display controller axis position */
window = SDL_CreateWindow("Game Controller Test", SDL_WINDOWPOS_CENTERED, window = SDL_CreateWindow(title, SDL_WINDOWPOS_CENTERED,
SDL_WINDOWPOS_CENTERED, SCREEN_WIDTH, SDL_WINDOWPOS_CENTERED, SCREEN_WIDTH,
SCREEN_HEIGHT, SDL_WINDOW_SHOWN); SCREEN_HEIGHT, SDL_WINDOW_SHOWN);
if (window == NULL) { if (window == NULL) {
@ -84,17 +137,21 @@ WatchGameController(SDL_GameController * gamecontroller)
while (SDL_PollEvent(&event)) { while (SDL_PollEvent(&event)) {
switch (event.type) { switch (event.type) {
case SDL_CONTROLLERAXISMOTION: case SDL_CONTROLLERAXISMOTION:
printf("Controller %d axis %d value: %d\n", printf("Controller %d axis %d ('%s') value: %d\n",
event.caxis.which, event.caxis.which,
event.caxis.axis, event.caxis.value); event.caxis.axis,
ControllerAxisName(event.caxis.axis),
event.caxis.value);
break; break;
case SDL_CONTROLLERBUTTONDOWN: case SDL_CONTROLLERBUTTONDOWN:
printf("Controller %d button %d down\n", printf("Controller %d button %d ('%s') down\n",
event.cbutton.which, event.cbutton.button); event.cbutton.which, event.cbutton.button,
ControllerButtonName(event.cbutton.button));
break; break;
case SDL_CONTROLLERBUTTONUP: case SDL_CONTROLLERBUTTONUP:
printf("Controller %d button %d up\n", printf("Controller %d button %d ('%s') up\n",
event.cbutton.which, event.cbutton.button); event.cbutton.which, event.cbutton.button,
ControllerButtonName(event.cbutton.button));
break; break;
case SDL_KEYDOWN: case SDL_KEYDOWN:
if (event.key.keysym.sym != SDLK_ESCAPE) { if (event.key.keysym.sym != SDLK_ESCAPE) {