diff -r ac5d14a35482 -r a767dd3786b5 openalbridge/wrappers.c --- a/openalbridge/wrappers.c Sat Apr 17 04:59:10 2010 +0000 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,165 +0,0 @@ -/* - * OpenAL Bridge - a simple portable library for OpenAL interface - * Copyright (c) 2009 Vittorio Giovara - * - * This program 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; version 2 of the License - * - * This program 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 program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA - */ - -#include "wrappers.h" - - -#ifdef __CPLUSPLUS -extern "C" { -#endif - - extern ALint *Sources; - - void *Malloc (size_t nbytes) { - void *aptr; - - if ((aptr = malloc(nbytes)) == NULL) - err_dump("(%s) FATAL - not enough memory"); - - return aptr; - } - - - void *Realloc (void *aptr, size_t nbytes) { - aptr = realloc(aptr, nbytes); - - if (aptr == NULL) - err_dump("(%s) FATAL - not enough memory"); - - return aptr; - } - - - FILE *Fopen (const char *fname, char *mode) { - FILE *fp; - - fp = fopen(fname,mode); - if (fp == NULL) - err_ret("(%s) ERROR - can't open file %s in mode '%s'", prog, fname, mode); - - return fp; - } - - /*TODO make a proper error reporting routine*/ - ALint AlGetError (const char *str) { - ALenum error; - - error = alGetError(); - if (error != AL_NO_ERROR) { - err_msg(str, prog); - return error; - } else - return AL_TRUE; - } - - ALint AlGetError2 (const char *str, int num) { - ALenum error; - - error = alGetError(); - if (error != AL_NO_ERROR) { - err_msg(str, prog, num); - return error; - } else - return AL_TRUE; - } - - void *helper_fadein(void *tmp) { - ALfloat gain; - ALfloat target_gain; - fade_t *fade; - uint32_t index; - uint16_t quantity; - - fade = tmp; - index = fade->index; - quantity = fade->quantity; - free (fade); - -#ifdef DEBUG - err_msg("(%s) INFO - Fade-in in progress [index %d quantity %d]", prog, index, quantity); -#endif - - /*save the volume desired after the fade*/ - alGetSourcef(Sources[index], AL_GAIN, &target_gain); - if (target_gain > 1.0f || target_gain <= 0.0f) - target_gain = 1.0f; - - alSourcePlay(Sources[index]); - - for (gain = 0.0f ; gain <= target_gain; gain += (float) quantity/10000) { -#ifdef TRACE - err_msg("(%s) DEBUG - Fade-in set gain to %f", gain); -#endif - alSourcef(Sources[index], AL_GAIN, gain); - usleep(10000); - } - - AlGetError("(%s) WARN - Failed to set fade-in volume level"); - -#ifndef _WIN32 - pthread_exit(NULL); -#else - _endthread(); -#endif - return 0; - } - - void *helper_fadeout(void *tmp) { - ALfloat gain; - ALfloat old_gain; - fade_t *fade; - uint32_t index; - uint16_t quantity; - - fade = tmp; - index = fade->index; - quantity = fade->quantity; - free(fade); - -#ifdef DEBUG - err_msg("(%s) INFO - Fade-out in progress [index %d quantity %d]", prog, index, quantity); -#endif - - alGetSourcef(Sources[index], AL_GAIN, &old_gain); - - for (gain = old_gain; gain >= 0.00f; gain -= (float) quantity/10000) { -#ifdef TRACE - err_msg("(%s) DEBUG - Fade-out set gain to %f", gain); -#endif - alSourcef(Sources[index], AL_GAIN, gain); - usleep(10000); - } - - AlGetError("(%s) WARN - Failed to set fade-out volume level"); - - /*stop that sound and reset its volume*/ - alSourceStop (Sources[index]); - alSourcef (Sources[index], AL_GAIN, old_gain); - -#ifndef _WIN32 - pthread_exit(NULL); -#else - _endthread(); -#endif - return 0; - } - - -#ifdef __CPLUSPLUS -} -#endif