dbc223eb84
Import existing source tree; original VCS history is no longer available. 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude <noreply@anthropic.com>
92 lines
2.8 KiB
C
92 lines
2.8 KiB
C
/*(LGPL)
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---------------------------------------------------------------------------
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a_control.h - Group/Channel/Voice Control Implementation
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---------------------------------------------------------------------------
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* Copyright (C) 2001, 2002, David Olofson
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation; either version 2.1 of the License, or (at
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* your option) any later version.
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*
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* This program 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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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#ifndef _A_CONTROL_H_
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#define _A_CONTROL_H_
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#include <string.h>
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#include "a_struct.h"
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/*----------------------------------------------------------
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Tools
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----------------------------------------------------------*/
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/* Controller bank copy macros */
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static inline void acc_copy(accbank_t *to, accbank_t *from,
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unsigned first, unsigned last)
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{
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memcpy(to + first, from + first, (last - first + 1) * sizeof(int));
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}
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static inline void acc_copya(accbank_t *to, accbank_t *from)
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{
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memcpy(to, from, sizeof(accbank_t));
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}
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#define ACC_IS_FIXEDPOINT(x) (((x) >= ACC_PAN) && ((x) <= ACC_Z))
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#define ACC_NOTRANSFORM_FIRST ACC_GROUP
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#define ACC_NOTRANSFORM_LAST ACC_SEND_BUS
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#define case_ACC_NOTRANSFORM \
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case ACC_GROUP: \
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case ACC_PRIORITY: \
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case ACC_PATCH: \
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case ACC_PRIM_BUS: \
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case ACC_SEND_BUS
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#define for_ACC_NOTRANSFORM(x) \
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for(x = ACC_NOTRANSFORM_FIRST; x <= ACC_NOTRANSFORM_LAST; ++x)
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#define ACC_ADDTRANSFORM_FIRST ACC_PAN
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#define ACC_ADDTRANSFORM_LAST ACC_PITCH
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#define case_ACC_ADDTRANSFORM \
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case ACC_PAN: \
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case ACC_PITCH
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#define for_ACC_ADDTRANSFORM(x) \
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for(x = ACC_ADDTRANSFORM_FIRST; x <= ACC_ADDTRANSFORM_LAST; ++x)
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extern const int addtrans_min[2];
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extern const int addtrans_max[2];
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extern const int addtrans_bias[2];
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#define ACC_MULTRANSFORM_FIRST ACC_VOLUME
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#define ACC_MULTRANSFORM_LAST ACC_SEND
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#define case_ACC_MULTRANSFORM \
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case ACC_VOLUME: \
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case ACC_SEND
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#define for_ACC_MULTRANSFORM(x) \
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for(x = ACC_MULTRANSFORM_FIRST; x <= ACC_MULTRANSFORM_LAST; ++x)
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/*----------------------------------------------------------
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Group Control
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----------------------------------------------------------*/
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/*
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* Set a group control, and update all channels that belong
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* to the group. (Expensive!)
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*/
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void acc_group_set(unsigned gid, unsigned ctl, int arg);
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void audio_group_open(void);
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void audio_group_close(void);
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#endif /*_A_CONTROL_H_*/
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