Jonne Valola / PokittoLib Featured

PokittoLib is the library needed for programming the Pokitto DIY game console (www.pokitto.com)

Dependents:   YATTT sd_map_test cPong SnowDemo ... more

PokittoLib

Library for programming Pokitto hardware

How to Use

  1. Import this library to online compiler (see button "import" on the right hand side
  2. DO NOT import mbed-src anymore, a better version is now included inside PokittoLib
  3. Change My_settings.h according to your project
  4. Start coding!

POKITTO_LIBS/Synth/Synth.cpp@63:7d1c08cdde5c, 2018-10-23 (annotated)

Committer:
Pokitto
Date:
Tue Oct 23 16:21:01 2018 +0000
Revision:
63:7d1c08cdde5c
Parent:
31:f4b9b85c7b62
Child:
66:6281a40d73e6
Graphics bug fixed

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Pokitto 31:f4b9b85c7b62 1 /**************************************************************************/
Pokitto 31:f4b9b85c7b62 2 /*!
Pokitto 31:f4b9b85c7b62 3 @file Synth.cpp
Pokitto 31:f4b9b85c7b62 4 @author Jonne Valola
Pokitto 31:f4b9b85c7b62 5
Pokitto 31:f4b9b85c7b62 6 @section LICENSE
Pokitto 31:f4b9b85c7b62 7
Pokitto 31:f4b9b85c7b62 8 Software License Agreement (BSD License)
Pokitto 31:f4b9b85c7b62 9
Pokitto 31:f4b9b85c7b62 10 Copyright (c) 2016, Jonne Valola
Pokitto 31:f4b9b85c7b62 11 All rights reserved.
Pokitto 31:f4b9b85c7b62 12
Pokitto 31:f4b9b85c7b62 13 Redistribution and use in source and binary forms, with or without
Pokitto 31:f4b9b85c7b62 14 modification, are permitted provided that the following conditions are met:
Pokitto 31:f4b9b85c7b62 15 1. Redistributions of source code must retain the above copyright
Pokitto 31:f4b9b85c7b62 16 notice, this list of conditions and the following disclaimer.
Pokitto 31:f4b9b85c7b62 17 2. Redistributions in binary form must reproduce the above copyright
Pokitto 31:f4b9b85c7b62 18 notice, this list of conditions and the following disclaimer in the
Pokitto 31:f4b9b85c7b62 19 documentation and/or other materials provided with the distribution.
Pokitto 31:f4b9b85c7b62 20 3. Neither the name of the copyright holders nor the
Pokitto 31:f4b9b85c7b62 21 names of its contributors may be used to endorse or promote products
Pokitto 31:f4b9b85c7b62 22 derived from this software without specific prior written permission.
Pokitto 31:f4b9b85c7b62 23
Pokitto 31:f4b9b85c7b62 24 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ''AS IS'' AND ANY
Pokitto 31:f4b9b85c7b62 25 EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
Pokitto 31:f4b9b85c7b62 26 WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
Pokitto 31:f4b9b85c7b62 27 DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE FOR ANY
Pokitto 31:f4b9b85c7b62 28 DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
Pokitto 31:f4b9b85c7b62 29 (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
Pokitto 31:f4b9b85c7b62 30 LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
Pokitto 31:f4b9b85c7b62 31 ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
Pokitto 31:f4b9b85c7b62 32 (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
Pokitto 31:f4b9b85c7b62 33 SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
Pokitto 31:f4b9b85c7b62 34 */
Pokitto 31:f4b9b85c7b62 35 /**************************************************************************/
Pokitto 31:f4b9b85c7b62 36
Pokitto 31:f4b9b85c7b62 37 #include "Pokitto.h"
Pokitto 31:f4b9b85c7b62 38 #include "Synth.h"
Pokitto 31:f4b9b85c7b62 39
Pokitto 31:f4b9b85c7b62 40 /** COMMON TO BOTH HW AND SIMULATED SOUND **/
Pokitto 31:f4b9b85c7b62 41
Pokitto 31:f4b9b85c7b62 42 boolean playing=false; //external to share between player and synth
Pokitto 31:f4b9b85c7b62 43 boolean track1on = true, track2on = true, track3on = true, tableRefresh = false;
Pokitto 31:f4b9b85c7b62 44
Pokitto 31:f4b9b85c7b62 45 uint8_t sequencepos=0, tempo = 120;
Pokitto 31:f4b9b85c7b62 46 long writeindex=0, readindex=0;
Pokitto 31:f4b9b85c7b62 47 uint16_t playerpos=0;
Pokitto 31:f4b9b85c7b62 48 long per = 1000*60/tempo/4; // ms per minute was 1000*60
Pokitto 31:f4b9b85c7b62 49 uint16_t samplespertick = (uint16_t)per*57, notetick; // samplespertick is a calculated value based on song speed. notetick is a counter
Pokitto 31:f4b9b85c7b62 50 long samplesperpattern=0;
Pokitto 31:f4b9b85c7b62 51
Pokitto 31:f4b9b85c7b62 52 uint8_t tick=3; // loops between 3 channels. Tick 3 is used to calculate volume envelopes
Pokitto 31:f4b9b85c7b62 53
Pokitto 31:f4b9b85c7b62 54
Pokitto 31:f4b9b85c7b62 55 SONG song;
Pokitto 31:f4b9b85c7b62 56 OSC osc1,osc2,osc3;
Pokitto 31:f4b9b85c7b62 57 OSC patch[15];
Pokitto 31:f4b9b85c7b62 58 BLOCK block[1]; //30 blocks maximum
Pokitto 31:f4b9b85c7b62 59
Pokitto 31:f4b9b85c7b62 60
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Pokitto 31:f4b9b85c7b62 66