87 lines
No EOL
1.9 KiB
C
87 lines
No EOL
1.9 KiB
C
/*
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* This software is licensed under the terms of the MIT-License
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* See COPYING for further information.
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* ---
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* Copyright (C) 2011, Lukas Weber <laochailan@web.de>
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*/
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#include "audio.h"
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#include "resource.h"
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#include "global.h"
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#include "list.h"
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#include "taisei_err.h"
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Sound *load_sound(char *filename) {
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ALuint sound;
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if(!(sound = alutCreateBufferFromFile(filename)))
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errx(-1,"load_sound():\n!- cannot load '%s': %s", filename, alutGetErrorString(alutGetError()));
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Sound *snd = create_element((void **)&resources.sounds, sizeof(Sound));
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snd->alsnd = sound;
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snd->lastplayframe = 0;
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char *beg = strstr(filename, "sfx/") + 4;
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char *end = strrchr(filename, '.');
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snd->name = malloc(end - beg + 1);
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memset(snd->name, 0, end-beg + 1);
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strncpy(snd->name, beg, end-beg);
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printf("-- loaded '%s' as '%s'\n", filename, snd->name);
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return snd;
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}
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Sound *get_snd(char *name) {
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Sound *s, *res = NULL;
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for(s = resources.sounds; s; s = s->next) {
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if(strcmp(s->name, name) == 0)
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res = s;
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}
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if(res == NULL)
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errx(-1,"get_snd():\n!- cannot load sound '%s'", name);
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return res;
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}
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void play_sound(char *name) {
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if(!tconfig.intval[NO_AUDIO])
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play_sound_p(get_snd(name));
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}
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void play_sound_p(Sound *snd) {
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if(tconfig.intval[NO_AUDIO] || snd->lastplayframe == global.frames)
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return;
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snd->lastplayframe = global.frames;
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ALuint i,res = -1;
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ALint play;
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for(i = 0; i < SNDSRC_COUNT; i++) {
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alGetSourcei(resources.sndsrc[i],AL_SOURCE_STATE,&play);
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if(play != AL_PLAYING) {
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res = i;
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break;
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}
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}
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if(res != -1) {
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alSourcei(resources.sndsrc[res],AL_BUFFER, snd->alsnd);
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alSourcePlay(resources.sndsrc[res]);
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} else {
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warnx("play_sound_p():\n!- not enough sources");
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}
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}
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void delete_sound(void **snds, void *snd) {
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free(((Sound *)snd)->name);
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alDeleteBuffers(1, &((Sound *)snd)->alsnd);
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delete_element(snds, snd);
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}
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void delete_sounds() {
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delete_all_elements((void **)&resources.sounds, delete_sound);
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} |