ALvoid aluMixData(ALCdevice *device, ALvoid *buffer, ALsizei size) { ALuint SamplesToDo; ALeffectslot **slot, **slot_end; ALvoice *voice, *voice_end; ALCcontext *ctx; FPUCtl oldMode; ALuint i, c; SetMixerFPUMode(&oldMode); while(size > 0) { ALfloat (*OutBuffer)[BUFFERSIZE]; ALuint OutChannels; IncrementRef(&device->MixCount); OutBuffer = device->DryBuffer; OutChannels = device->NumChannels; SamplesToDo = minu(size, BUFFERSIZE); for(c = 0;c < OutChannels;c++) memset(OutBuffer[c], 0, SamplesToDo*sizeof(ALfloat)); if(device->Hrtf) { /* Set OutBuffer/OutChannels to correspond to the actual output * with HRTF. Make sure to clear them too. */ OutBuffer += OutChannels; OutChannels = 2; for(c = 0;c < OutChannels;c++) memset(OutBuffer[c], 0, SamplesToDo*sizeof(ALfloat)); } V0(device->Backend,lock)(); V(device->Synth,process)(SamplesToDo, OutBuffer, OutChannels); ctx = ATOMIC_LOAD(&device->ContextList); while(ctx) { ALenum DeferUpdates = ctx->DeferUpdates; ALenum UpdateSources = AL_FALSE; if(!DeferUpdates) UpdateSources = ATOMIC_EXCHANGE(ALenum, &ctx->UpdateSources, AL_FALSE); if(UpdateSources) CalcListenerParams(ctx->Listener); /* source processing */ voice = ctx->Voices; voice_end = voice + ctx->VoiceCount; while(voice != voice_end) { ALsource *source = voice->Source; if(!source) goto next; if(source->state != AL_PLAYING && source->state != AL_PAUSED) { voice->Source = NULL; goto next; } if(!DeferUpdates && (ATOMIC_EXCHANGE(ALenum, &source->NeedsUpdate, AL_FALSE) || UpdateSources)) voice->Update(voice, source, ctx); if(source->state != AL_PAUSED) MixSource(voice, source, device, SamplesToDo); next: voice++; } /* effect slot processing */ slot = VECTOR_ITER_BEGIN(ctx->ActiveAuxSlots); slot_end = VECTOR_ITER_END(ctx->ActiveAuxSlots); while(slot != slot_end) { if(!DeferUpdates && ATOMIC_EXCHANGE(ALenum, &(*slot)->NeedsUpdate, AL_FALSE)) V((*slot)->EffectState,update)(device, *slot); V((*slot)->EffectState,process)(SamplesToDo, (*slot)->WetBuffer[0], device->DryBuffer, device->NumChannels); for(i = 0;i < SamplesToDo;i++) (*slot)->WetBuffer[0][i] = 0.0f; slot++; } ctx = ctx->next; } slot = &device->DefaultSlot; if(*slot != NULL) { if(ATOMIC_EXCHANGE(ALenum, &(*slot)->NeedsUpdate, AL_FALSE)) V((*slot)->EffectState,update)(device, *slot); V((*slot)->EffectState,process)(SamplesToDo, (*slot)->WetBuffer[0], device->DryBuffer, device->NumChannels); for(i = 0;i < SamplesToDo;i++) (*slot)->WetBuffer[0][i] = 0.0f; } /* Increment the clock time. Every second's worth of samples is * converted and added to clock base so that large sample counts don't * overflow during conversion. This also guarantees an exact, stable * conversion. */ device->SamplesDone += SamplesToDo; device->ClockBase += (device->SamplesDone/device->Frequency) * DEVICE_CLOCK_RES; device->SamplesDone %= device->Frequency; V0(device->Backend,unlock)(); if(device->Hrtf) { HrtfMixerFunc HrtfMix = SelectHrtfMixer(); ALuint irsize = GetHrtfIrSize(device->Hrtf); for(c = 0;c < device->NumChannels;c++) HrtfMix(OutBuffer, device->DryBuffer[c], 0, device->Hrtf_Offset, 0, irsize, &device->Hrtf_Params[c], &device->Hrtf_State[c], SamplesToDo ); device->Hrtf_Offset += SamplesToDo; } else if(device->Bs2b) { /* Apply binaural/crossfeed filter */ for(i = 0;i < SamplesToDo;i++) { float samples[2]; samples[0] = device->DryBuffer[0][i]; samples[1] = device->DryBuffer[1][i]; bs2b_cross_feed(device->Bs2b, samples); device->DryBuffer[0][i] = samples[0]; device->DryBuffer[1][i] = samples[1]; } } if(buffer) { #define WRITE(T, a, b, c, d) do { \ Write_##T((a), (b), (c), (d)); \ buffer = (T*)buffer + (c)*(d); \ } while(0) switch(device->FmtType) { case DevFmtByte: WRITE(ALbyte, OutBuffer, buffer, SamplesToDo, OutChannels); break; case DevFmtUByte: WRITE(ALubyte, OutBuffer, buffer, SamplesToDo, OutChannels); break; case DevFmtShort: WRITE(ALshort, OutBuffer, buffer, SamplesToDo, OutChannels); break; case DevFmtUShort: WRITE(ALushort, OutBuffer, buffer, SamplesToDo, OutChannels); break; case DevFmtInt: WRITE(ALint, OutBuffer, buffer, SamplesToDo, OutChannels); break; case DevFmtUInt: WRITE(ALuint, OutBuffer, buffer, SamplesToDo, OutChannels); break; case DevFmtFloat: WRITE(ALfloat, OutBuffer, buffer, SamplesToDo, OutChannels); break; } #undef WRITE } size -= SamplesToDo; IncrementRef(&device->MixCount); } RestoreFPUMode(&oldMode); }
num_errors DoPass2( section_ptr sec, unsigned_8 *contents, orl_sec_size size, label_list sec_label_list, ref_list sec_ref_list ) // perform pass 2 on one section { struct pass2 data; label_entry l_entry; dis_dec_ins decoded; char name[ MAX_INS_NAME ]; char ops[ MAX_OBJ_NAME + 24 ]; // at most 1 label/relocation per instruction, plus room for registers, brackets and other crap dis_inst_flags flags; scantab_ptr st; int is_intel; sa_disasm_struct sds; char *FPU_fixup; int pos_tabs; bool is32bit; routineBase = 0; st = sec->scan; data.size = size; sds.data = contents; sds.last = size - 1; l_entry = NULL; if( sec_label_list != NULL ) { l_entry = sec_label_list->first; } if( sec_ref_list != NULL ) { data.r_entry = sec_ref_list->first; } else { data.r_entry = NULL; } data.disassembly_errors = 0; if( source_mix ) { GetSourceFile( sec ); } PrintHeader( sec ); if( size && sec_label_list ) PrintAssumeHeader( sec ); flags.u.all = DIF_NONE; if( GetMachineType() == ORL_MACHINE_TYPE_I386 ) { if( ( GetFormat() != ORL_OMF ) || ( ORLSecGetFlags( sec->shnd ) & ORL_SEC_FLAG_USE_32 ) ) { flags.u.x86 = DIF_X86_USE32_FLAGS; } is_intel = 1; } else { is_intel = IsIntelx86(); } is32bit = ( size >= 0x10000 ); for( data.loop = 0; data.loop < size; data.loop += decoded.size ) { // process data in code segment while( st && ( data.loop > st->end ) ) { st = st->next; } if( st && ( data.loop >= st->start ) ) { decoded.size = 0; processDataInCode( sec, contents, &data, st->end - data.loop, &l_entry ); st = st->next; continue; } // data may not be listed in scan table, but a fixup at this offset will // give it away while( data.r_entry && ( data.r_entry->offset < data.loop ) ) { data.r_entry = data.r_entry->next; } FPU_fixup = processFpuEmulatorFixup( &data.r_entry, data.loop ); if( data.r_entry && ( data.r_entry->offset == data.loop ) ) { if( is_intel || IsDataReloc( data.r_entry ) ) { // we just skip the data decoded.size = 0; processDataInCode( sec, contents, &data, RelocSize( data.r_entry ), &l_entry ); continue; } } if( source_mix ) { MixSource( data.loop ); } DisDecodeInit( &DHnd, &decoded ); decoded.flags.u.all |= flags.u.all; sds.offs = data.loop; DisDecode( &DHnd, &sds, &decoded ); if( sec_label_list ) { l_entry = handleLabels( sec->name, data.loop, data.loop + decoded.size, l_entry, size ); if( ( l_entry != NULL ) && ( l_entry->offset > data.loop ) && ( l_entry->offset < data.loop + decoded.size ) ) { /* If we have a label planted in the middle of this instruction (see inline memchr for example), put out a couple of data bytes, and then restart decode and label process from offset of actual label. */ decoded.size = 0; processDataInCode( sec, contents, &data, l_entry->offset - data.loop, &l_entry ); continue; } } DisFormat( &DHnd, &data, &decoded, DFormat, name, sizeof( name ), ops, sizeof( ops ) ); if( FPU_fixup != NULL ) { if( !(DFormat & DFF_ASM) ) { BufferAlignToTab( PREFIX_SIZE_TABS ); } BufferStore( "\t%sFPU fixup %s\n", CommentString, FPU_fixup ); } if( !(DFormat & DFF_ASM) ) { unsigned_64 *tmp_64; unsigned_32 *tmp_32; unsigned_16 *tmp_16; tmp_64 = (unsigned_64 *)(contents + data.loop); tmp_32 = (unsigned_32 *)(contents + data.loop); tmp_16 = (unsigned_16 *)(contents + data.loop); if( DHnd.need_bswap ) { switch( DisInsSizeInc( &DHnd ) ) { //case 8: SWAP_64( *tmp_64 ); // break; case 4: SWAP_32( *tmp_32 ); break; case 2: SWAP_16( *tmp_16 ); break; default: break; } } PrintLinePrefixAddress( data.loop, is32bit ); PrintLinePrefixData( contents, data.loop, size, DisInsSizeInc( &DHnd ), decoded.size ); BufferAlignToTab( PREFIX_SIZE_TABS ); } BufferStore( "\t%s", name ); if( *ops != '\0' ) { pos_tabs = ( DisInsNameMax( &DHnd ) + TAB_WIDTH ) / TAB_WIDTH + 1; if( !(DFormat & DFF_ASM) ) { pos_tabs += PREFIX_SIZE_TABS; } BufferAlignToTab( pos_tabs ); BufferConcat( ops ); } BufferConcatNL(); BufferPrint(); } if( sec_label_list ) { l_entry = handleLabels( sec->name, size, (orl_sec_offset)-1, l_entry, size ); } if( !(DFormat & DFF_ASM) ) { routineSize = data.loop - routineBase; BufferConcatNL(); BufferMsg( ROUTINE_SIZE ); BufferStore(" %d ", routineSize ); BufferMsg( BYTES ); BufferConcat(", "); BufferMsg( ROUTINE_BASE ); BufferStore(" %s + %04X\n\n", sec->name, routineBase ); BufferPrint(); } if( source_mix ) { EndSourceMix(); } PrintTail( sec ); return( data.disassembly_errors ); }