--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/src/haptic/SDL_haptic.c Sun Jun 01 11:44:25 2008 +0000
@@ -0,0 +1,127 @@
+/*
+ SDL - Simple DirectMedia Layer
+ Copyright (C) 2008 Edgar Simo
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ This library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with this library; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+
+ Sam Lantinga
+ slouken@libsdl.org
+*/
+#include "SDL_config.h"
+
+#include "SDL_haptic_c.h"
+#include "SDL_syshaptic.h"
+
+
+static Uint8 SDL_numhaptics = 0;
+SDL_Haptic **SDL_haptics = NULL;
+static SDL_Haptic *default_haptic = NULL;
+
+
+/*
+ * Initializes the Haptic devices.
+ */
+int
+SDL_HapticInit(void)
+{
+ int arraylen;
+ int status;
+
+ SDL_numhaptics = 0;
+ status = SDL_SYS_HapticInit();
+ if (status >= 0) {
+ arraylen = (status + 1) * sizeof(*SDL_haptics);
+ SDL_haptics = (SDL_Haptic **) SDL_malloc(arraylen);
+ if (SDL_haptics == NULL) {
+ SDL_numhaptics = 0;
+ } else {
+ SDL_memset(SDL_haptics, 0, arraylen);
+ SDL_numhaptics = status;
+ }
+ status = 0;
+ }
+ default_haptic = NULL;
+
+ return status;
+}
+
+
+/*
+ * Returns the number of available devices.
+ */
+int
+SDL_NumHaptics(void)
+{
+ return SDL_numhaptics;
+}
+
+
+/*
+ * Gets the name of a Haptic device by index.
+ */
+const char *
+SDL_HapticName(int device_index)
+{
+ if ((device_index < 0) || (device_index >= SDL_numhaptics)) {
+ SDL_SetError("There are %d haptic devices available", SDL_numhaptics);
+ return NULL;
+ }
+ return SDL_SYS_HapticName(device_index);
+}
+
+
+/*
+ * Opens a Haptic device
+ */
+SDL_Haptic *
+SDL_HapticOpen(int device_index)
+{
+ int i;
+ SDL_Haptic *haptic;
+
+ if ((device_index < 0) || (device_index >= SDL_numhaptics)) {
+ SDL_SetError("There are %d haptic devices available", SDL_numhaptics);
+ return NULL;
+ }
+
+ /* If the haptic is already open, return it */
+ for (i = 0; SDL_haptics[i]; ++i) {
+ if (device_index == SDL_haptics[i]->index) {
+ haptic = SDL_haptics[i];
+ ++haptic->ref_count;
+ return haptic;
+ }
+ }
+
+ /* Create and initialize the haptic */
+ haptic = (SDL_Haptic *) SDL_malloc((sizeof *haptic));
+ if (haptic != NULL) {
+ SDL_memset(haptic, 0, (sizeof *haptic));
+ haptic->index = device_index;
+ if (SDL_SYS_HapticOpen(haptic) < 0) {
+ SDL_free(haptic);
+ haptic = NULL;
+ } else {
+ }
+ }
+ if (haptic) {
+ /* Add haptic to list */
+ ++haptic->ref_count;
+ for (i = 0; SDL_haptics[i]; ++i)
+ /* Skip to next haptic */ ;
+ SDL_haptics[i] = haptic;
+ }
+ return haptic;
+}