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Diffstat (limited to 'engines/sci/sfx/softseq/mt32/partial.h')
-rw-r--r-- | engines/sci/sfx/softseq/mt32/partial.h | 148 |
1 files changed, 0 insertions, 148 deletions
diff --git a/engines/sci/sfx/softseq/mt32/partial.h b/engines/sci/sfx/softseq/mt32/partial.h deleted file mode 100644 index 93d8bcd985..0000000000 --- a/engines/sci/sfx/softseq/mt32/partial.h +++ /dev/null @@ -1,148 +0,0 @@ -/* Copyright (c) 2003-2005 Various contributors - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to - * deal in the Software without restriction, including without limitation the - * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or - * sell copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE - * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING - * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS - * IN THE SOFTWARE. - */ - -#ifndef MT32EMU_PARTIAL_H -#define MT32EMU_PARTIAL_H - -namespace MT32Emu { - -class Synth; -struct NoteLookup; - -enum EnvelopeType { - EnvelopeType_amp = 0, - EnvelopeType_filt = 1, - EnvelopeType_pitch = 2 -}; - -struct EnvelopeStatus { - Bit32s envpos; - Bit32s envstat; - Bit32s envbase; - Bit32s envdist; - Bit32s envsize; - - bool sustaining; - bool decaying; - Bit32s prevlevel; - - Bit32s counter; - Bit32s count; -}; - -// Class definition of MT-32 partials. 32 in all. -class Partial { -private: - Synth *synth; - - int ownerPart; // -1 if unassigned - int mixType; - int structurePosition; // 0 or 1 of a structure pair - bool useNoisePair; - - Bit16s myBuffer[MAX_SAMPLE_OUTPUT]; - - // Keyfollowed note value -#if MT32EMU_ACCURATENOTES == 1 - NoteLookup noteLookupStorage; - float noteVal; -#else - int noteVal; - int fineShift; -#endif - const NoteLookup *noteLookup; // LUTs for this noteVal - const KeyLookup *keyLookup; // LUTs for the clamped (12..108) key - - // Keyfollowed filter values - int realVal; - int filtVal; - - // Only used for PCM partials - int pcmNum; - PCMWaveEntry *pcmWave; - - int pulsewidth; - - Bit32u lfoPos; - soundaddr partialOff; - - Bit32u ampEnvVal; - Bit32u pitchEnvVal; - - float history[32]; - - bool pitchSustain; - - int loopPos; - - dpoly *poly; - - int bendShift; - - Bit16s *mixBuffers(Bit16s *buf1, Bit16s *buf2, int len); - Bit16s *mixBuffersRingMix(Bit16s *buf1, Bit16s *buf2, int len); - Bit16s *mixBuffersRing(Bit16s *buf1, Bit16s *buf2, int len); - void mixBuffersStereo(Bit16s *buf1, Bit16s *buf2, Bit16s *outBuf, int len); - - Bit32s getFiltEnvelope(); - Bit32u getAmpEnvelope(); - Bit32s getPitchEnvelope(); - - void initKeyFollow(int freqNum); - -public: - const PatchCache *patchCache; - EnvelopeStatus envs[3]; - bool play; - - PatchCache cachebackup; - - Partial *pair; - bool alreadyOutputed; - Bit32u age; - - Partial(Synth *synth); - ~Partial(); - - int getOwnerPart() const; - int getKey() const; - const dpoly *getDpoly() const; - bool isActive(); - void activate(int part); - void deactivate(void); - void startPartial(dpoly *usePoly, const PatchCache *useCache, Partial *pairPartial); - void startDecay(EnvelopeType envnum, Bit32s startval); - void startDecayAll(); - void setBend(float factor); - bool shouldReverb(); - - // Returns true only if data written to buffer - // This function (unlike the one below it) returns processed stereo samples - // made from combining this single partial with its pair, if it has one. - bool produceOutput(Bit16s * partialBuf, long length); - - // This function produces mono sample output using the partial's private internal buffer - Bit16s *generateSamples(long length); -}; - -} - -#endif |