/* snd_plugin.c sound plugin wrapper Copyright (C) 1996-1997 Id Software, Inc. Copyright (C) 1999,2000 contributors of the QuakeForge project Please see the file "AUTHORS" for a list of contributors This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. 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 General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to: Free Software Foundation, Inc. 59 Temple Place - Suite 330 Boston, MA 02111-1307, USA */ static const char rcsid[] = "$Id$"; #ifdef HAVE_CONFIG_H # include "config.h" #endif #include "QF/cvar.h" #include "QF/sound.h" #include "QF/model.h" #include "QF/plugin.h" #include "QF/sys.h" // ======================================================================= // Various variables also defined in snd_dma.c // FIXME - should be put in one place // ======================================================================= channel_t channels[MAX_CHANNELS]; int total_channels; volatile dma_t *shm = 0; cvar_t *snd_loadas8bit; int paintedtime; // sample PAIRS qboolean snd_initialized = false; cvar_t *bgmvolume; cvar_t *volume; cvar_t *snd_interp; cvar_t *snd_output; cvar_t *snd_render; plugin_t *snd_render_module = NULL; plugin_t *snd_output_module = NULL; SND_OUTPUT_PROTOS plugin_list_t snd_output_list[] = { SND_OUTPUT_LIST }; SND_RENDER_PROTOS plugin_list_t snd_render_list[] = { SND_RENDER_LIST }; // FIXME: ewwwies void S_Init (struct model_s **worldmodel, int *viewentity, double *host_frametime) { S_Init_Cvars (); if (!*snd_output->string || !*snd_render->string) { Sys_Printf ("Not loading sound due to no renderer/output\n"); return; } PI_RegisterPlugins (snd_output_list); PI_RegisterPlugins (snd_render_list); snd_output_module = PI_LoadPlugin ("snd_output", snd_output->string); if (!snd_output_module) { Sys_Printf ("Loading of sound output module: %s failed!\n", snd_output->string); } else { snd_render_module = PI_LoadPlugin ("snd_render", snd_render->string); if (!snd_render_module) { Sys_Printf ("Loading of sound render module: %s failed!\n", snd_render->string); PI_UnloadPlugin (snd_output_module); snd_output_module = NULL; } else { snd_render_module->data->snd_render->worldmodel = worldmodel; snd_render_module->data->snd_render->viewentity = viewentity; snd_render_module->data->snd_render->host_frametime = host_frametime; snd_output_module->data->snd_output->soundtime = snd_render_module->data->snd_render->soundtime; snd_output_module->data->snd_output->paintedtime = snd_render_module->data->snd_render->paintedtime; snd_output_module->functions->general->p_Init (); snd_render_module->functions->general->p_Init (); } } } void S_Init_Cvars (void) { volume = Cvar_Get ("volume", "0.7", CVAR_ARCHIVE, NULL, "Volume level of sounds"); snd_loadas8bit = Cvar_Get ("snd_loadas8bit", "0", CVAR_NONE, NULL, "Load samples as 8-bit"); bgmvolume = Cvar_Get ("bgmvolume", "1", CVAR_ARCHIVE, NULL, "CD music volume"); snd_interp = Cvar_Get ("snd_interp", "1", CVAR_ARCHIVE, NULL, "control sample interpolation"); snd_output = Cvar_Get ("snd_output", "null", CVAR_ARCHIVE, NULL, "Sound Output Plugin to use"); snd_render = Cvar_Get ("snd_render", "default", CVAR_ARCHIVE, NULL, "Sound Renderer Plugin to use"); } void S_AmbientOff (void) { if (snd_render_module) snd_render_module->functions->snd_render->pS_AmbientOff (); } void S_AmbientOn (void) { if (snd_render_module) snd_render_module->functions->snd_render->pS_AmbientOn (); } void S_Shutdown (void) { if (snd_render_module) { PI_UnloadPlugin (snd_render_module); snd_render_module = NULL; } if (snd_output_module) { PI_UnloadPlugin (snd_output_module); snd_output_module = NULL; } } void S_TouchSound (const char *sample) { if (snd_render_module) snd_render_module->functions->snd_render->pS_TouchSound (sample); } void S_ClearBuffer (void) { if (snd_render_module) snd_render_module->functions->snd_render->pS_ClearBuffer (); } void S_StaticSound (sfx_t *sfx, vec3_t origin, float vol, float attenuation) { if (snd_render_module) snd_render_module->functions->snd_render->pS_StaticSound (sfx, origin, vol, attenuation); } void S_StartSound (int entnum, int entchannel, sfx_t *sfx, vec3_t origin, float fvol, float attenuation) { if (snd_render_module) snd_render_module->functions->snd_render->pS_StartSound (entnum, entchannel, sfx, origin, fvol, attenuation); } void S_StopSound (int entnum, int entchannel) { if (snd_render_module) snd_render_module->functions->snd_render->pS_StopSound (entnum, entchannel); } sfx_t * S_PrecacheSound (const char *sample) { if (snd_render_module) return snd_render_module->functions->snd_render->pS_PrecacheSound (sample); else return NULL; } void S_ClearPrecache (void) { if (snd_render_module) snd_render_module->functions->snd_render->pS_ClearPrecache (); } void S_Update (vec3_t origin, vec3_t v_forward, vec3_t v_right, vec3_t v_up) { if (snd_render_module) snd_render_module->functions->snd_render->pS_Update (origin, v_forward, v_right, v_up); } void S_StopAllSounds (qboolean clear) { if (snd_render_module) snd_render_module->functions->snd_render->pS_StopAllSounds (clear); } void S_BeginPrecaching (void) { if (snd_render_module) snd_render_module->functions->snd_render->pS_BeginPrecaching (); } void S_EndPrecaching (void) { if (snd_render_module) snd_render_module->functions->snd_render->pS_EndPrecaching (); } void S_ExtraUpdate (void) { if (snd_render_module) snd_render_module->functions->snd_render->pS_ExtraUpdate (); } void S_LocalSound (const char *s) { if (snd_render_module) snd_render_module->functions->snd_render->pS_LocalSound (s); } void S_BlockSound (void) { if (snd_render_module) snd_render_module->functions->snd_render->pS_BlockSound (); } void S_UnblockSound (void) { if (snd_render_module) snd_render_module->functions->snd_render->pS_UnblockSound (); } qboolean S_O_Init (void) { if (snd_output_module) return snd_output_module->functions->snd_output->pS_O_Init (); else return false; } void S_O_Shutdown (void) { if (snd_output_module) return snd_output_module->functions->snd_output->pS_O_Shutdown (); } int S_O_GetDMAPos (void) { if (snd_output_module) return snd_output_module->functions->snd_output->pS_O_GetDMAPos (); else return 0; // FIXME: good value for this? } void S_O_Submit (void) { if (snd_output_module) snd_output_module->functions->snd_output->pS_O_Submit (); } void S_O_BlockSound (void) { if (snd_output_module) snd_output_module->functions->snd_output->pS_O_BlockSound (); } void S_O_UnblockSound (void) { if (snd_output_module) snd_output_module->functions->snd_output->pS_O_UnblockSound (); }