51 lines
1.6 KiB
C++
51 lines
1.6 KiB
C++
/* FluidSynth - A Software Synthesizer
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*
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* Copyright (C) 2003 Peter Hanappe and others.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public License
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* as published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the Free
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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* 02111-1307, USA
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*/
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#ifndef _FLUID_CONV_H
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#define _FLUID_CONV_H
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namespace FluidS {
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#define FLUID_CENTS_HZ_SIZE 1200
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#define FLUID_VEL_CB_SIZE 128
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#define FLUID_CB_AMP_SIZE 961
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#define FLUID_ATTEN_AMP_SIZE 1441
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#define FLUID_PAN_SIZE 1002
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/* EMU 8k/10k don't follow spec in regards to volume attenuation.
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* This factor is used in the equation pow (10.0, cb / FLUID_ATTEN_POWER_FACTOR).
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*/
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#define FLUID_ATTEN_POWER_FACTOR (-200.0)
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void fluid_conversion_config(void);
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float fluid_cb2amp(float cb);
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float fluid_atten2amp(float atten);
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float fluid_tc2sec(float tc);
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float fluid_tc2sec_delay(float tc);
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float fluid_tc2sec_attack(float tc);
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float fluid_tc2sec_release(float tc);
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float fluid_act2hz(float c);
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float fluid_pan(float c, int left);
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float fluid_concave(float val);
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float fluid_convex(float val);
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}
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#endif /* _FLUID_CONV_H */
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