--- /dev/null
+
+/*
+ * CINELERRA
+ * Copyright (C) 1997-2011 Adam Williams <broadcast at earthling dot net>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ */
+
+#include "bcdisplayinfo.h"
+#include "clip.h"
+#include "bchash.h"
+#include "filexml.h"
+#include "language.h"
+#include "samples.h"
+#include "synthesizer.h"
+#include "theme.h"
+#include "transportque.inc"
+#include "vframe.h"
+
+#include <string.h>
+
+
+
+
+REGISTER_PLUGIN(Synth)
+
+
+
+
+Synth::Synth(PluginServer *server)
+ : PluginAClient(server)
+{
+ reset();
+ window_w = 640;
+ window_h = 480;
+}
+
+
+
+Synth::~Synth()
+{
+
+}
+
+NEW_WINDOW_MACRO(Synth, SynthWindow);
+
+const char* Synth::plugin_title() { return _("Synthesizer"); }
+int Synth::is_realtime() { return 1; }
+int Synth::is_synthesis() { return 1; }
+
+
+void Synth::reset()
+{
+ need_reconfigure = 1;
+}
+
+
+
+
+LOAD_CONFIGURATION_MACRO(Synth, SynthConfig)
+
+
+
+
+
+
+void Synth::read_data(KeyFrame *keyframe)
+{
+ FileXML input;
+ char string[BCTEXTLEN];
+// cause htal file to read directly from text
+ input.set_shared_input(keyframe->get_data(), strlen(keyframe->get_data()));
+
+//printf("Synth::read_data %s\n", keyframe->get_data());
+ int result = 0, current_osc = 0;
+ //int total_oscillators = 0;
+ while(!result)
+ {
+ result = input.read_tag();
+
+ if(!result)
+ {
+ if(input.tag.title_is("SYNTH"))
+ {
+ config.wetness = input.tag.get_property("WETNESS", config.wetness);
+
+ if(is_defaults())
+ {
+ window_w = input.tag.get_property("WINDOW_W", window_w);
+ window_h = input.tag.get_property("WINDOW_H", window_h);
+ }
+ config.momentary_notes = input.tag.get_property("MOMENTARY_NOTES", config.momentary_notes);
+
+//printf("Synth::read_data %d %d %d\n", __LINE__, window_w, window_h);
+ for(int i = 0; i < MAX_FREQS; i++)
+ {
+ sprintf(string, "BASEFREQ_%d", i);
+ config.base_freq[i] = input.tag.get_property(string, (double)0);
+ }
+
+ config.wavefunction = input.tag.get_property("WAVEFUNCTION", config.wavefunction);
+ //total_oscillators = input.tag.get_property("OSCILLATORS", 0);
+ }
+ else
+ if(input.tag.title_is("OSCILLATOR"))
+ {
+ if(current_osc >= config.oscillator_config.total)
+ config.oscillator_config.append(new SynthOscillatorConfig(current_osc));
+
+ config.oscillator_config.values[current_osc]->read_data(&input);
+ current_osc++;
+ }
+ }
+ }
+
+ while(config.oscillator_config.total > current_osc)
+ config.oscillator_config.remove_object();
+}
+
+void Synth::save_data(KeyFrame *keyframe)
+{
+ FileXML output;
+ char string[BCTEXTLEN];
+
+// cause htal file to store data directly in text
+ output.set_shared_output(keyframe->get_data(), MESSAGESIZE);
+
+ output.tag.set_title("SYNTH");
+ output.tag.set_property("WETNESS", config.wetness);
+ output.tag.set_property("WINDOW_W", window_w);
+ output.tag.set_property("WINDOW_H", window_h);
+ output.tag.set_property("MOMENTARY_NOTES", config.momentary_notes);
+
+ for(int i = 0; i < MAX_FREQS; i++)
+ {
+// if(!EQUIV(config.base_freq[i], 0))
+ {
+ sprintf(string, "BASEFREQ_%d", i);
+ output.tag.set_property(string, config.base_freq[i]);
+//printf("Synth::save_data %d %s\n", __LINE__, string);
+ }
+ }
+
+ output.tag.set_property("WAVEFUNCTION", config.wavefunction);
+ output.tag.set_property("OSCILLATORS", config.oscillator_config.total);
+ output.append_tag();
+ output.append_newline();
+
+ for(int i = 0; i < config.oscillator_config.total; i++)
+ {
+ config.oscillator_config.values[i]->save_data(&output);
+ }
+
+ output.tag.set_title("/SYNTH");
+ output.append_tag();
+ output.append_newline();
+ output.terminate_string();
+//printf("Synth::save_data %d %s\n", __LINE__, output.string);
+// data is now in *text
+}
+
+
+
+void Synth::update_gui()
+{
+ if(thread)
+ {
+ if(load_configuration())
+ {
+ thread->window->lock_window();
+ ((SynthWindow*)thread->window)->update_gui();
+ thread->window->unlock_window();
+ }
+ }
+}
+
+
+void Synth::add_oscillator()
+{
+ if(config.oscillator_config.total > 20) return;
+
+ config.oscillator_config.append(new SynthOscillatorConfig(config.oscillator_config.total - 1));
+}
+
+void Synth::delete_oscillator()
+{
+ if(config.oscillator_config.total)
+ {
+ config.oscillator_config.remove_object();
+ }
+}
+
+
+double Synth::get_total_power()
+{
+ double result = 0;
+
+ if(config.wavefunction == DC) return 1.0;
+
+ for(int i = 0; i < config.oscillator_config.total; i++)
+ {
+ result += db.fromdb(config.oscillator_config.values[i]->level);
+ }
+
+ if(result == 0) result = 1; // prevent division by 0
+ return result;
+}
+
+
+double Synth::solve_eqn(double *output,
+ int length,
+ double freq,
+ double normalize_constant,
+ int oscillator)
+{
+ SynthOscillatorConfig *config =
+ this->config.oscillator_config.values[oscillator];
+ if(config->level <= INFINITYGAIN) return 0;
+
+ double power = this->db.fromdb(config->level) * normalize_constant;
+// Period of fundamental frequency in samples
+ double orig_period = (double)get_samplerate() /
+ freq;
+// Starting sample in waveform
+ double x = waveform_sample;
+ double phase_offset = config->phase * orig_period;
+//printf("Synth::solve_eqn %d %f\n", __LINE__, config->phase);
+// Period of current oscillator
+ double period = orig_period / config->freq_factor;
+ int sample;
+ double step = 1;
+ if(get_direction() == PLAY_REVERSE) step = -1;
+
+ switch(this->config.wavefunction)
+ {
+ case DC:
+ for(sample = 0; sample < length; sample++)
+ {
+ output[sample] += power;
+ }
+ break;
+
+ case SINE:
+ for(sample = 0; sample < length; sample++)
+ {
+ output[sample] += sin((x + phase_offset) /
+ period *
+ 2 *
+ M_PI) * power;
+ x += step;
+ }
+ break;
+
+ case SAWTOOTH:
+ for(sample = 0; sample < length; sample++)
+ {
+ output[sample] += function_sawtooth((x + phase_offset) /
+ period) * power;
+ x += step;
+ }
+ break;
+
+ case SQUARE:
+ for(sample = 0; sample < length; sample++)
+ {
+ output[sample] += function_square((x + phase_offset) /
+ period) * power;
+ x += step;
+ }
+ break;
+
+ case TRIANGLE:
+ for(sample = 0; sample < length; sample++)
+ {
+ output[sample] += function_triangle((x + phase_offset) /
+ period) * power;
+ x += step;
+ }
+ break;
+
+ case PULSE:
+ for(sample = 0; sample < length; sample++)
+ {
+ output[sample] += function_pulse((x + phase_offset) /
+ period) * power;
+ x += step;
+ }
+ break;
+
+ case NOISE:
+ for(sample = 0; sample < length; sample++)
+ {
+ output[sample] += function_noise() * power;
+ }
+ break;
+ }
+ return 0;
+}
+
+double Synth::get_point(float x, double normalize_constant)
+{
+ double result = 0;
+ for(int i = 0; i < config.oscillator_config.total; i++)
+ result += get_oscillator_point(x, normalize_constant, i);
+
+ return result;
+}
+
+double Synth::get_oscillator_point(float x,
+ double normalize_constant,
+ int oscillator)
+{
+ SynthOscillatorConfig *config = this->config.oscillator_config.values[oscillator];
+ double power = db.fromdb(config->level) * normalize_constant;
+ switch(this->config.wavefunction)
+ {
+ case DC:
+ return power;
+ break;
+ case SINE:
+ return sin((x + config->phase) * config->freq_factor * 2 * M_PI) * power;
+ break;
+ case SAWTOOTH:
+ return function_sawtooth((x + config->phase) * config->freq_factor) * power;
+ break;
+ case SQUARE:
+ return function_square((x + config->phase) * config->freq_factor) * power;
+ break;
+ case TRIANGLE:
+ return function_triangle((x + config->phase) * config->freq_factor) * power;
+ break;
+ case PULSE:
+ return function_pulse((x + config->phase) * config->freq_factor) * power;
+ break;
+ case NOISE:
+ return function_noise() * power;
+ break;
+ }
+ return 0;
+}
+
+double Synth::function_square(double x)
+{
+ x -= (int)x; // only fraction counts
+ return (x < .5) ? -1 : 1;
+}
+
+double Synth::function_pulse(double x)
+{
+ x -= (int)x; // only fraction counts
+ return (x < .5) ? 0 : 1;
+}
+
+double Synth::function_noise()
+{
+ return (double)(rand() % 65536 - 32768) / 32768;
+}
+
+double Synth::function_sawtooth(double x)
+{
+ x -= (int)x;
+ return 1 - x * 2;
+}
+
+double Synth::function_triangle(double x)
+{
+ x -= (int)x;
+ return (x < .5) ? 1 - x * 4 : -3 + x * 4;
+}
+
+int Synth::process_realtime(int64_t size,
+ Samples *input_ptr,
+ Samples *output_ptr)
+{
+// sample relative to start of plugin
+ waveform_sample = get_source_position();
+
+ need_reconfigure |= load_configuration();
+ if(need_reconfigure) reconfigure();
+
+ double wetness = DB::fromdb(config.wetness);
+ if(EQUIV(config.wetness, INFINITYGAIN)) wetness = 0;
+
+// Apply wetness
+ double *output_samples = output_ptr->get_data();
+ double *input_samples = input_ptr->get_data();
+ for(int j = 0; j < size; j++)
+ output_samples[j] = input_samples[j] * wetness;
+
+// Overlay each frequency
+ for(int j = 0; j < MAX_FREQS; j++)
+ {
+ if(!EQUIV(config.base_freq[j], 0))
+ {
+
+// Compute fragment
+ overlay_synth(
+ config.base_freq[j],
+ size,
+ input_ptr->get_data(),
+ output_ptr->get_data());
+ //printf("Synth::process_realtime 2\n");
+ }
+ }
+
+// waveform_sample += size;
+ return 0;
+}
+
+int Synth::overlay_synth(double freq,
+ int64_t length,
+ double *input,
+ double *output)
+{
+ double normalize_constant = 1.0 / get_total_power();
+ for(int i = 0; i < config.oscillator_config.total; i++)
+ solve_eqn(output,
+ length,
+ freq,
+ normalize_constant,
+ i);
+ return length;
+}
+
+void Synth::reconfigure()
+{
+ need_reconfigure = 0;
+// waveform_sample = 0;
+}
+
+int Synth::freq_exists(double freq)
+{
+ for(int i = 0; i < MAX_FREQS; i++)
+ {
+
+// printf("Synth::freq_exists %d %d %f %f\n",
+// __LINE__,
+// i,
+// freq,
+// config.base_freq[i]);
+ if(fabs(freq - config.base_freq[i]) < 1.0)
+ return 1;
+ }
+
+ return 0;
+}
+
+void Synth::new_freq(double freq)
+{
+// Check for dupes
+ for(int i = 0; i < MAX_FREQS; i++)
+ {
+ if(EQUIV(config.base_freq[i], freq)) return;
+ }
+
+ for(int i = 0; i < MAX_FREQS; i++)
+ {
+ if(EQUIV(config.base_freq[i], 0))
+ {
+ config.base_freq[i] = freq;
+//printf("Synth::new_freq %d\n", __LINE__);
+ break;
+ }
+ }
+}
+
+void Synth::delete_freq(double freq)
+{
+ for(int i = 0; i < MAX_FREQS; i++)
+ {
+ if(EQUIV(config.base_freq[i], freq))
+ {
+//printf("Synth::delete_freq %d\n", __LINE__);
+// Shift frequencies back
+ for(int j = i; j < MAX_FREQS - 1; j++)
+ {
+ config.base_freq[j] = config.base_freq[j + 1];
+ }
+ config.base_freq[MAX_FREQS - 1] = 0;
+
+ i--;
+ }
+ }
+}
+
+void Synth::delete_freqs()
+{
+ for(int i = 0; i < MAX_FREQS; i++)
+ config.base_freq[i] = 0;
+}
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+SynthWindow::SynthWindow(Synth *synth)
+ : PluginClientWindow(synth,
+ synth->window_w,
+ synth->window_h,
+ 400,
+ 350,
+ 1)
+{
+ this->synth = synth;
+ white_key[0] = 0;
+ white_key[1] = 0;
+ white_key[2] = 0;
+ black_key[0] = 0;
+ black_key[1] = 0;
+ black_key[2] = 0;
+ bzero(notes, sizeof(SynthNote*) * TOTALNOTES);
+ current_note = -1;
+}
+
+SynthWindow::~SynthWindow()
+{
+ delete white_key[0];
+ delete white_key[1];
+ delete white_key[2];
+ delete black_key[0];
+ delete black_key[1];
+ delete black_key[2];
+}
+
+static const char *keyboard_map[] =
+{
+ "q", "2", "w", "3", "e", "r", "5", "t", "6", "y", "7", "u",
+ "z", "s", "x", "d", "c", "v", "g", "b", "h", "n", "j", "m"
+};
+
+void SynthWindow::create_objects()
+{
+ BC_MenuBar *menu;
+ add_subwindow(menu = new BC_MenuBar(0, 0, get_w()));
+
+ BC_Menu *levelmenu, *phasemenu, *harmonicmenu;
+ menu->add_menu(levelmenu = new BC_Menu(_("Level")));
+ menu->add_menu(phasemenu = new BC_Menu(_("Phase")));
+ menu->add_menu(harmonicmenu = new BC_Menu(_("Harmonic")));
+
+ levelmenu->add_item(new SynthLevelInvert(synth));
+ levelmenu->add_item(new SynthLevelMax(synth));
+ levelmenu->add_item(new SynthLevelRandom(synth));
+ levelmenu->add_item(new SynthLevelSine(synth));
+ levelmenu->add_item(new SynthLevelSlope(synth));
+ levelmenu->add_item(new SynthLevelZero(synth));
+
+ phasemenu->add_item(new SynthPhaseInvert(synth));
+ phasemenu->add_item(new SynthPhaseRandom(synth));
+ phasemenu->add_item(new SynthPhaseSine(synth));
+ phasemenu->add_item(new SynthPhaseZero(synth));
+
+ harmonicmenu->add_item(new SynthFreqEnum(synth));
+ harmonicmenu->add_item(new SynthFreqEven(synth));
+ harmonicmenu->add_item(new SynthFreqFibonacci(synth));
+ harmonicmenu->add_item(new SynthFreqOdd(synth));
+ harmonicmenu->add_item(new SynthFreqPrime(synth));
+
+ int x = 10, y = 30;
+
+ add_subwindow(new BC_Title(x, y, _("Waveform")));
+ x += 240;
+ add_subwindow(new BC_Title(x, y, _("Wave Function")));
+ y += 20;
+ x = 10;
+ add_subwindow(canvas = new SynthCanvas(synth, this, x, y, 230, 160));
+ canvas->update();
+
+ x += 240;
+ char string[BCTEXTLEN];
+ waveform_to_text(string, synth->config.wavefunction);
+
+ add_subwindow(waveform = new SynthWaveForm(synth, x, y, string));
+ waveform->create_objects();
+ y += 30;
+ int x1 = x + waveform->get_w() + 10;
+
+
+ add_subwindow(new BC_Title(x, y, _("Base Frequency:")));
+ y += 30;
+ add_subwindow(base_freq = new SynthBaseFreq(synth, this, x, y));
+ base_freq->update((float)synth->config.base_freq[0]);
+ x += base_freq->get_w() + synth->get_theme()->widget_border;
+ add_subwindow(freqpot = new SynthFreqPot(synth, this, x, y - 10));
+ base_freq->freq_pot = freqpot;
+ freqpot->freq_text = base_freq;
+ x -= base_freq->get_w() + synth->get_theme()->widget_border;
+ y += 40;
+ add_subwindow(new BC_Title(x, y, _("Wetness:")));
+ add_subwindow(wetness = new SynthWetness(synth, x + 70, y - 10));
+
+ y += 40;
+ add_subwindow(new SynthClear(synth, x, y));
+
+
+ x = 50;
+ y = 220;
+ add_subwindow(new BC_Title(x, y, _("Level")));
+ x += 75;
+ add_subwindow(new BC_Title(x, y, _("Phase")));
+ x += 75;
+ add_subwindow(new BC_Title(x, y, _("Harmonic")));
+
+
+
+ y += 20; x = 10;
+ add_subwindow(osc_subwindow = new BC_SubWindow(x, y, 265, get_h() - y));
+ x += 265;
+ add_subwindow(osc_scroll = new OscScroll(synth, this, x, y, get_h() - y));
+
+
+ x += 20;
+ add_subwindow(new SynthAddOsc(synth, this, x, y));
+ y += 30;
+ add_subwindow(new SynthDelOsc(synth, this, x, y));
+
+// Create keyboard
+ y = 30;
+
+#include "white_up_png.h"
+#include "white_hi_png.h"
+#include "white_dn_png.h"
+#include "white_checked_png.h"
+#include "white_checkedhi_png.h"
+#include "black_up_png.h"
+#include "black_hi_png.h"
+#include "black_dn_png.h"
+#include "black_checked_png.h"
+#include "black_checkedhi_png.h"
+ white_key[0] = new VFramePng(white_up_png);
+ white_key[1] = new VFramePng(white_hi_png);
+ white_key[2] = new VFramePng(white_checked_png);
+ white_key[3] = new VFramePng(white_dn_png);
+ white_key[4] = new VFramePng(white_checkedhi_png);
+ black_key[0] = new VFramePng(black_up_png);
+ black_key[1] = new VFramePng(black_hi_png);
+ black_key[2] = new VFramePng(black_checked_png);
+ black_key[3] = new VFramePng(black_dn_png);
+ black_key[4] = new VFramePng(black_checkedhi_png);
+
+
+ add_subwindow(note_subwindow = new BC_SubWindow(x1,
+ y,
+ get_w() - x1,
+ white_key[0]->get_h() + MARGIN +
+ get_text_height(MEDIUMFONT) + MARGIN +
+ get_text_height(MEDIUMFONT) + MARGIN));
+ add_subwindow(note_scroll = new NoteScroll(synth,
+ this,
+ x1,
+ note_subwindow->get_y() + note_subwindow->get_h(),
+ note_subwindow->get_w()));
+
+ add_subwindow(momentary = new SynthMomentary(this,
+ x1,
+ note_scroll->get_y() + note_scroll->get_h() + MARGIN,
+ _("Momentary notes")));
+
+
+ add_subwindow(note_instructions = new BC_Title(
+ x1,
+ momentary->get_y() + momentary->get_h() + MARGIN,
+ _("Ctrl or Shift to select multiple notes.")));
+
+ update_scrollbar();
+ update_oscillators();
+ update_notes();
+
+ show_window();
+}
+
+int SynthWindow::keypress_event()
+{
+ if(ctrl_down() && get_keypress() == 'w')
+ {
+ set_done(1);
+ return 1;
+ }
+ return 0;
+}
+
+int SynthWindow::resize_event(int w, int h)
+{
+ clear_box(0, 0, w, h);
+ osc_subwindow->reposition_window(osc_subwindow->get_x(),
+ osc_subwindow->get_y(),
+ osc_subwindow->get_w(),
+ h - osc_subwindow->get_y());
+ osc_subwindow->clear_box(0, 0, osc_subwindow->get_w(), osc_subwindow->get_h());
+ osc_scroll->reposition_window(osc_scroll->get_x(),
+ osc_scroll->get_y(),
+ h - osc_scroll->get_y());
+ note_subwindow->reposition_window(note_subwindow->get_x(),
+ note_subwindow->get_y(),
+ w - note_subwindow->get_x(),
+ note_subwindow->get_h());
+ note_scroll->reposition_window(note_scroll->get_x(),
+ note_scroll->get_y(),
+ w - note_scroll->get_x());
+ note_scroll->update_length(white_key[0]->get_w() * TOTALNOTES * 7 / 12 +
+ white_key[0]->get_w(),
+ note_scroll->get_position(),
+ note_subwindow->get_w(),
+ 0);
+
+ update_scrollbar();
+ update_notes();
+ update_oscillators();
+ synth->window_w = w;
+ synth->window_h = h;
+ return 1;
+}
+
+void SynthWindow::update_gui()
+{
+ char string[BCTEXTLEN];
+ freqpot->update((int)synth->config.base_freq[0]);
+ base_freq->update((float)synth->config.base_freq[0]);
+ wetness->update(synth->config.wetness);
+ waveform_to_text(string, synth->config.wavefunction);
+ waveform->set_text(string);
+ momentary->update(synth->config.momentary_notes);
+
+ update_scrollbar();
+ update_oscillators();
+ canvas->update();
+ update_note_selection();
+ show_window();
+}
+
+void SynthWindow::update_scrollbar()
+{
+ osc_scroll->update_length(synth->config.oscillator_config.total * OSCILLATORHEIGHT,
+ osc_scroll->get_position(),
+ osc_subwindow->get_h(),
+ 0);
+}
+
+
+void SynthWindow::update_whitekey(int number,
+ int *current_title,
+ int x,
+ int y)
+{
+ if(!notes[number])
+ {
+ note_subwindow->add_subwindow(notes[number] = new SynthNote(this,
+ white_key, number, x, y));
+ if(number >= FIRST_TITLE && number < LAST_TITLE)
+ note_subwindow->add_subwindow(
+ note_titles[(*current_title)++] = new BC_Title(
+ x + text_white_margin,
+ y2,
+ keyboard_map[number - FIRST_TITLE]));
+//printf("SynthWindow::update_whitekey %d\n", __LINE__);
+ }
+ else
+ {
+ notes[number]->reposition_window(x, y);
+ if(number >= FIRST_TITLE && number < LAST_TITLE)
+ note_titles[(*current_title)++]->reposition_window(x + text_white_margin,
+ y2);
+ }
+}
+
+
+void SynthWindow::update_blackkey(int number,
+ int *current_title,
+ int x,
+ int y)
+{
+ if(!notes[number])
+ {
+ note_subwindow->add_subwindow(notes[number] = new SynthNote(this,
+ black_key, number, x, y));
+ if(number >= FIRST_TITLE && number < LAST_TITLE)
+ note_subwindow->add_subwindow(
+ note_titles[(*current_title)++] = new BC_Title(x + text_black_margin,
+ y1,
+ keyboard_map[number - FIRST_TITLE]));
+ }
+ else
+ {
+ notes[number]->reposition_window(x, y);
+ if(number >= FIRST_TITLE && number < LAST_TITLE)
+ note_titles[(*current_title)++]->reposition_window(x + text_black_margin,
+ y1);
+ }
+}
+
+void SynthWindow::update_notes()
+{
+ //int octave_w = white_key[0]->get_w() * 7;
+ int white_w = white_key[0]->get_w();
+ int black_w = black_key[0]->get_w();
+ int white_w1 = white_w - black_w / 2 - 2;
+ int white_w2 = white_w / 2;
+ int white_w3 = white_w * 2 / 3;
+ int y = 0;
+ int x = 0;
+ y1 = y + white_key[0]->get_h() + 10;
+ y2 = y1 + get_text_height(MEDIUMFONT) + 10;
+ y3 = y2 + get_text_height(MEDIUMFONT) + 10;
+ text_black_margin = black_w / 2 - get_text_width(MEDIUMFONT, "O") / 2;
+ text_white_margin = white_w / 2 - get_text_width(MEDIUMFONT, "O") / 2;
+
+
+//printf("SynthWindow::update_notes %d\n", __LINE__);
+ note_subwindow->clear_box(0, 0, get_w(), get_h());
+
+ note_subwindow->set_color(get_resources()->default_text_color);
+
+// Add new notes
+// To get the stacking order:
+// pass 0 is white keys
+// pass 1 is black keys
+ int current_title = 0;
+ for(int pass = 0; pass < 2; pass++)
+ {
+ x = -note_scroll->get_position();
+
+ for(int i = 0; i < TOTALNOTES; i++)
+ {
+ int octave_note = i % 12;
+ if(!pass)
+ {
+// White keys
+ switch(octave_note)
+ {
+ case 0:
+ update_whitekey(i, ¤t_title, x, y);
+ break;
+ case 1:
+ x += white_w;
+ break;
+ case 2:
+ update_whitekey(i, ¤t_title, x, y);
+ break;
+ case 3:
+ x += white_w;
+ break;
+ case 4:
+ update_whitekey(i, ¤t_title, x, y);
+ x += white_w;
+ break;
+ case 5:
+ update_whitekey(i, ¤t_title, x, y);
+ break;
+ case 6:
+ x += white_w;
+ break;
+ case 7:
+ update_whitekey(i, ¤t_title, x, y);
+ break;
+ case 8:
+ x += white_w;
+ break;
+ case 9:
+ update_whitekey(i, ¤t_title, x, y);
+ break;
+ case 10:
+ x += white_w;
+ break;
+ case 11:
+ update_whitekey(i, ¤t_title, x, y);
+ x += white_w;
+ break;
+ }
+ }
+ else
+ {
+// Black keys
+ switch(octave_note)
+ {
+ case 1:
+ update_blackkey(i, ¤t_title, x + white_w2, y);
+ x += white_w;
+ break;
+ case 3:
+ update_blackkey(i, ¤t_title, x + white_w3, y);
+ x += white_w;
+ break;
+ case 4:
+ x += white_w;
+ break;
+ case 6:
+ update_blackkey(i, ¤t_title, x + white_w2, y);
+ x += white_w;
+ break;
+ case 8:
+ update_blackkey(i, ¤t_title, x + white_w1, y);
+ x += white_w;
+ break;
+ case 10:
+ update_blackkey(i, ¤t_title, x + white_w3, y);
+ x += white_w;
+ break;
+ case 11:
+ x += white_w;
+ break;
+ }
+ }
+ }
+ }
+}
+
+void SynthWindow::update_note_selection()
+{
+ for(int i = 0; i < TOTALNOTES; i++)
+ {
+ int got_it = 0;
+ for(int j = 0; j < MAX_FREQS; j++)
+ {
+ if(synth->freq_exists(keyboard_freqs[notes[i]->number]))
+ {
+ got_it = 1;
+ break;
+ }
+ }
+
+ if(got_it)
+ {
+ notes[i]->set_value(1);
+ }
+ else
+ notes[i]->set_value(0);
+ }
+}
+
+
+void SynthWindow::update_oscillators()
+{
+ int i, y = -osc_scroll->get_position();
+
+
+
+// Add new oscillators
+ for(i = 0;
+ i < synth->config.oscillator_config.total;
+ i++)
+ {
+ SynthOscGUI *gui;
+ SynthOscillatorConfig *config = synth->config.oscillator_config.values[i];
+
+ if(oscillators.total <= i)
+ {
+ oscillators.append(gui = new SynthOscGUI(this, i));
+ gui->create_objects(y);
+ }
+ else
+ {
+ gui = oscillators.values[i];
+
+ gui->title->reposition_window(gui->title->get_x(), y + 15);
+
+ gui->level->reposition_window(gui->level->get_x(), y);
+ gui->level->update(config->level);
+
+ gui->phase->reposition_window(gui->phase->get_x(), y);
+ gui->phase->update((int64_t)(config->phase * 360));
+
+ gui->freq->reposition_window(gui->freq->get_x(), y);
+ gui->freq->update((int64_t)(config->freq_factor));
+ }
+ y += OSCILLATORHEIGHT;
+ }
+
+// Delete old oscillators
+ for( ;
+ i < oscillators.total;
+ i++)
+ oscillators.remove_object();
+}
+
+
+int SynthWindow::waveform_to_text(char *text, int waveform)
+{
+ switch(waveform)
+ {
+ case DC: sprintf(text, _("DC")); break;
+ case SINE: sprintf(text, _("Sine")); break;
+ case SAWTOOTH: sprintf(text, _("Sawtooth")); break;
+ case SQUARE: sprintf(text, _("Square")); break;
+ case TRIANGLE: sprintf(text, _("Triangle")); break;
+ case PULSE: sprintf(text, _("Pulse")); break;
+ case NOISE: sprintf(text, _("Noise")); break;
+ }
+ return 0;
+}
+
+
+SynthMomentary::SynthMomentary(SynthWindow *window, int x, int y, char *text)
+ : BC_CheckBox(x,
+ y,
+ window->synth->config.momentary_notes,
+ text)
+{
+ this->window = window;
+}
+
+int SynthMomentary::handle_event()
+{
+ window->synth->config.momentary_notes = get_value();
+ window->synth->send_configure_change();
+ return 1;
+}
+
+
+
+
+SynthNote::SynthNote(SynthWindow *window,
+ VFrame **images,
+ int number,
+ int x,
+ int y)
+ : BC_Toggle(x,
+ y,
+ images,
+ window->synth->freq_exists(keyboard_freqs[number]))
+{
+ this->window = window;
+ this->number = number;
+ note_on = 0;
+ set_select_drag(1);
+ set_radial(1);
+}
+
+void SynthNote::start_note()
+{
+ if(window->synth->config.momentary_notes) note_on = 1;
+
+//printf("SynthNote::start_note %d %d\n", __LINE__, ctrl_down());
+ if(window->synth->config.momentary_notes || (!ctrl_down() && !shift_down()))
+ {
+// Kill all frequencies
+ window->synth->delete_freqs();
+ }
+
+ window->synth->new_freq(keyboard_freqs[number]);
+ window->base_freq->update((float)window->synth->config.base_freq[0]);
+//printf("SynthNote::start_note %d %f\n", __LINE__, window->synth->config.base_freq[0]);
+ window->freqpot->update(window->synth->config.base_freq[0]);
+ window->synth->send_configure_change();
+ window->update_note_selection();
+}
+
+void SynthNote::stop_note()
+{
+ note_on = 0;
+ window->synth->delete_freq(keyboard_freqs[number]);
+ window->base_freq->update((float)window->synth->config.base_freq[0]);
+ window->freqpot->update(window->synth->config.base_freq[0]);
+ window->synth->send_configure_change();
+ window->update_note_selection();
+}
+
+int SynthNote::keypress_event()
+{
+ if(number >= FIRST_TITLE && number < LAST_TITLE)
+ {
+ if(get_keypress() == keyboard_map[number - FIRST_TITLE][0])
+ {
+ if((ctrl_down() || shift_down()) &&
+ window->synth->freq_exists(keyboard_freqs[number]))
+ {
+ stop_note();
+ }
+ else
+ {
+ start_note();
+ set_value(1);
+ }
+
+// Key releases are repeated, so momentary notes may not work
+ return 1;
+ }
+ }
+ return 0;
+}
+
+int SynthNote::keyrelease_event()
+{
+ if(note_on && window->synth->config.momentary_notes)
+ {
+ stop_note();
+ set_value(0);
+ return 1;
+ }
+ return 0;
+}
+
+int SynthNote::cursor_motion_event()
+{
+ int result = 0;
+ if(window->current_note > -1)
+ {
+ int cursor_x = get_relative_cursor_x();
+ int cursor_y = get_relative_cursor_y();
+ if(cursor_x >= 0 && cursor_x < get_w() &&
+ cursor_y >= 0 && cursor_y < get_h())
+ {
+ if(window->starting_notes)
+ {
+ start_note();
+ }
+ else
+ {
+ stop_note();
+ }
+
+ window->current_note = number;
+ result = 1;
+ }
+ }
+ return result;
+}
+
+int SynthNote::button_press_event()
+{
+ if(BC_Toggle::button_press_event())
+ {
+// printf("SynthNote::button_press_event %d %d %d\n",
+// __LINE__,
+// ctrl_down(),
+// window->synth->freq_exists(keyboard_freqs[number]));
+ window->starting_notes = 1;
+ if((ctrl_down() || shift_down()) &&
+ window->synth->freq_exists(keyboard_freqs[number]))
+ {
+//printf("SynthNote::button_press_event %d\n", __LINE__);
+ stop_note();
+ window->starting_notes = 0;
+ }
+ else
+ {
+//printf("SynthNote::button_press_event %d\n", __LINE__);
+ start_note();
+ window->starting_notes = 1;
+ }
+ window->current_note = number;
+ return 1;
+ }
+ return 0;
+}
+
+int SynthNote::button_release_event()
+{
+// Change frequency permanently
+ if(window->current_note == number)
+ {
+ if(window->synth->config.momentary_notes)
+ {
+// Mute on button release
+ stop_note();
+ set_value(0);
+ }
+ window->current_note = -1;
+ }
+
+ return BC_Toggle::button_release_event();
+}
+
+int SynthNote::draw_face(int flash, int flush)
+{
+ BC_Toggle::draw_face(0, 0);
+ static const char *titles[] =
+ {
+ "C",
+ "C#",
+ "D",
+ "D#",
+ "E",
+ "F",
+ "F#",
+ "G",
+ "G#",
+ "A",
+ "A#",
+ "B"
+ };
+
+
+ const char *text = titles[number % (sizeof(titles) / sizeof(char*))];
+ char string[BCTEXTLEN];
+ sprintf(string, "%s%d", text, number / 12);
+//printf("SynthNote::draw_face %d %d %d %d %s\n", __LINE__, number, get_w(), get_h(), text);
+ if(text[1] == '#')
+ {
+ }
+ else
+ {
+ set_color(BLACK);
+ draw_text(get_w() / 2 - get_text_width(MEDIUMFONT, string) / 2,
+ get_h() - get_text_height(MEDIUMFONT, string) - window->synth->get_theme()->widget_border,
+ string);
+ }
+
+ if(flash) this->flash(0);
+ if(flush) this->flush();
+ return 0;
+}
+
+
+
+
+
+
+
+SynthOscGUI::SynthOscGUI(SynthWindow *window, int number)
+{
+ this->window = window;
+ this->number = number;
+}
+
+SynthOscGUI::~SynthOscGUI()
+{
+ delete title;
+ delete level;
+ delete phase;
+ delete freq;
+}
+
+void SynthOscGUI::create_objects(int y)
+{
+ char text[BCTEXTLEN];
+ sprintf(text, "%d:", number + 1);
+ window->osc_subwindow->add_subwindow(title = new BC_Title(10, y + 15, text));
+
+ window->osc_subwindow->add_subwindow(level = new SynthOscGUILevel(window->synth, this, y));
+ window->osc_subwindow->add_subwindow(phase = new SynthOscGUIPhase(window->synth, this, y));
+ window->osc_subwindow->add_subwindow(freq = new SynthOscGUIFreq(window->synth, this, y));
+}
+
+
+
+
+SynthOscGUILevel::SynthOscGUILevel(Synth *synth, SynthOscGUI *gui, int y)
+ : BC_FPot(50,
+ y,
+ synth->config.oscillator_config.values[gui->number]->level,
+ INFINITYGAIN,
+ 0)
+{
+ this->synth = synth;
+ this->gui = gui;
+}
+
+SynthOscGUILevel::~SynthOscGUILevel()
+{
+}
+
+int SynthOscGUILevel::handle_event()
+{
+ SynthOscillatorConfig *config = synth->config.oscillator_config.values[gui->number];
+ config->level = get_value();
+ gui->window->canvas->update();
+ synth->send_configure_change();
+ return 1;
+}
+
+
+
+SynthOscGUIPhase::SynthOscGUIPhase(Synth *synth, SynthOscGUI *gui, int y)
+ : BC_IPot(125,
+ y,
+ (int64_t)(synth->config.oscillator_config.values[gui->number]->phase * 360),
+ 0,
+ 360)
+{
+ this->synth = synth;
+ this->gui = gui;
+}
+
+SynthOscGUIPhase::~SynthOscGUIPhase()
+{
+}
+
+int SynthOscGUIPhase::handle_event()
+{
+ SynthOscillatorConfig *config = synth->config.oscillator_config.values[gui->number];
+ config->phase = (float)get_value() / 360;
+ gui->window->canvas->update();
+ synth->send_configure_change();
+ return 1;
+}
+
+
+
+SynthOscGUIFreq::SynthOscGUIFreq(Synth *synth, SynthOscGUI *gui, int y)
+ : BC_IPot(200,
+ y,
+ (int64_t)(synth->config.oscillator_config.values[gui->number]->freq_factor),
+ 1,
+ 100)
+{
+ this->synth = synth;
+ this->gui = gui;
+}
+
+SynthOscGUIFreq::~SynthOscGUIFreq()
+{
+}
+
+int SynthOscGUIFreq::handle_event()
+{
+ SynthOscillatorConfig *config = synth->config.oscillator_config.values[gui->number];
+ config->freq_factor = get_value();
+ gui->window->canvas->update();
+ synth->send_configure_change();
+ return 1;
+}
+
+
+
+
+
+
+
+SynthAddOsc::SynthAddOsc(Synth *synth, SynthWindow *window, int x, int y)
+ : BC_GenericButton(x, y, _("Add"))
+{
+ this->synth = synth;
+ this->window = window;
+}
+
+SynthAddOsc::~SynthAddOsc()
+{
+}
+
+int SynthAddOsc::handle_event()
+{
+ synth->add_oscillator();
+ synth->send_configure_change();
+ window->update_gui();
+ return 1;
+}
+
+
+
+SynthDelOsc::SynthDelOsc(Synth *synth, SynthWindow *window, int x, int y)
+ : BC_GenericButton(x, y, _("Delete"))
+{
+ this->synth = synth;
+ this->window = window;
+}
+
+SynthDelOsc::~SynthDelOsc()
+{
+}
+
+int SynthDelOsc::handle_event()
+{
+ synth->delete_oscillator();
+ synth->send_configure_change();
+ window->update_gui();
+ return 1;
+}
+
+
+OscScroll::OscScroll(Synth *synth,
+ SynthWindow *window,
+ int x,
+ int y,
+ int h)
+ : BC_ScrollBar(x,
+ y,
+ SCROLL_VERT,
+ h,
+ synth->config.oscillator_config.total * OSCILLATORHEIGHT,
+ 0,
+ window->osc_subwindow->get_h())
+{
+ this->synth = synth;
+ this->window = window;
+}
+
+OscScroll::~OscScroll()
+{
+}
+
+int OscScroll::handle_event()
+{
+ window->update_oscillators();
+ return 1;
+}
+
+
+
+NoteScroll::NoteScroll(Synth *synth,
+ SynthWindow *window,
+ int x,
+ int y,
+ int w)
+ : BC_ScrollBar(x,
+ y,
+ SCROLL_HORIZ,
+ w,
+ window->white_key[0]->get_w() * TOTALNOTES * 7 / 12 + window->white_key[0]->get_w(),
+ 0,
+ window->note_subwindow->get_w())
+{
+ this->synth = synth;
+ this->window = window;
+}
+
+NoteScroll::~NoteScroll()
+{
+}
+
+int NoteScroll::handle_event()
+{
+ window->update_notes();
+ return 1;
+}
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+SynthClear::SynthClear(Synth *synth, int x, int y)
+ : BC_GenericButton(x, y, _("Clear"))
+{
+ this->synth = synth;
+}
+SynthClear::~SynthClear()
+{
+}
+int SynthClear::handle_event()
+{
+ synth->config.reset();
+ synth->send_configure_change();
+ synth->update_gui();
+ return 1;
+}
+
+
+
+
+
+
+SynthWaveForm::SynthWaveForm(Synth *synth, int x, int y, char *text)
+ : BC_PopupMenu(x, y, 120, text)
+{
+ this->synth = synth;
+}
+
+SynthWaveForm::~SynthWaveForm()
+{
+}
+
+void SynthWaveForm::create_objects()
+{
+// add_item(new SynthWaveFormItem(synth, _("DC"), DC));
+ add_item(new SynthWaveFormItem(synth, _("Sine"), SINE));
+ add_item(new SynthWaveFormItem(synth, _("Sawtooth"), SAWTOOTH));
+ add_item(new SynthWaveFormItem(synth, _("Square"), SQUARE));
+ add_item(new SynthWaveFormItem(synth, _("Triangle"), TRIANGLE));
+ add_item(new SynthWaveFormItem(synth, _("Pulse"), PULSE));
+ add_item(new SynthWaveFormItem(synth, _("Noise"), NOISE));
+}
+
+SynthWaveFormItem::SynthWaveFormItem(Synth *synth, char *text, int value)
+ : BC_MenuItem(text)
+{
+ this->synth = synth;
+ this->value = value;
+}
+
+SynthWaveFormItem::~SynthWaveFormItem()
+{
+}
+
+int SynthWaveFormItem::handle_event()
+{
+ synth->config.wavefunction = value;
+ ((SynthWindow*)synth->thread->window)->canvas->update();
+ get_popup_menu()->set_text(get_text());
+ synth->send_configure_change();
+ return 1;
+}
+
+
+SynthWetness::SynthWetness(Synth *synth, int x, int y)
+ : BC_FPot(x,
+ y,
+ synth->config.wetness,
+ INFINITYGAIN,
+ 0)
+{
+ this->synth = synth;
+}
+
+int SynthWetness::handle_event()
+{
+ synth->config.wetness = get_value();
+ synth->send_configure_change();
+ return 1;
+}
+
+
+
+SynthFreqPot::SynthFreqPot(Synth *synth, SynthWindow *window, int x, int y)
+ : BC_QPot(x, y, synth->config.base_freq[0])
+{
+ this->synth = synth;
+ this->window = window;
+}
+SynthFreqPot::~SynthFreqPot()
+{
+}
+int SynthFreqPot::handle_event()
+{
+ if(get_value() > 0 && get_value() < 30000)
+ {
+ synth->config.base_freq[0] = get_value();
+ freq_text->update(get_value());
+ synth->send_configure_change();
+ window->update_note_selection();
+ }
+ return 1;
+}
+
+
+
+SynthBaseFreq::SynthBaseFreq(Synth *synth, SynthWindow *window, int x, int y)
+ : BC_TextBox(x, y, 100, 1, (float)0)
+{
+ this->synth = synth;
+ this->window = window;
+ set_precision(2);
+}
+SynthBaseFreq::~SynthBaseFreq()
+{
+}
+int SynthBaseFreq::handle_event()
+{
+ double new_value = atof(get_text());
+// 0 is mute
+ if(new_value < 30000)
+ {
+ synth->config.base_freq[0] = new_value;
+ freq_pot->update(synth->config.base_freq[0]);
+ synth->send_configure_change();
+ window->update_note_selection();
+ }
+ return 1;
+}
+
+
+
+
+
+SynthCanvas::SynthCanvas(Synth *synth,
+ SynthWindow *window,
+ int x,
+ int y,
+ int w,
+ int h)
+ : BC_SubWindow(x,
+ y,
+ w,
+ h,
+ BLACK)
+{
+ this->synth = synth;
+ this->window = window;
+}
+
+SynthCanvas::~SynthCanvas()
+{
+}
+
+int SynthCanvas::update()
+{
+ int y1, y2, y = 0;
+
+ clear_box(0, 0, get_w(), get_h());
+ set_color(RED);
+
+ draw_line(0, get_h() / 2 + y, get_w(), get_h() / 2 + y);
+
+ set_color(GREEN);
+
+ double normalize_constant = (double)1 / synth->get_total_power();
+ y1 = (int)(synth->get_point((float)0, normalize_constant) * get_h() / 2);
+
+ for(int i = 1; i < get_w(); i++)
+ {
+ y2 = (int)(synth->get_point((float)i / get_w(), normalize_constant) * get_h() / 2);
+ draw_line(i - 1, get_h() / 2 - y1, i, get_h() / 2 - y2);
+ y1 = y2;
+ }
+ flash();
+ return 0;
+}
+
+
+
+
+
+
+
+
+// ======================= level calculations
+SynthLevelZero::SynthLevelZero(Synth *synth)
+ : BC_MenuItem(_("Zero"))
+{
+ this->synth = synth;
+}
+
+SynthLevelZero::~SynthLevelZero()
+{
+}
+
+int SynthLevelZero::handle_event()
+{
+ for(int i = 0; i < synth->config.oscillator_config.total; i++)
+ {
+ synth->config.oscillator_config.values[i]->level = INFINITYGAIN;
+ }
+
+ ((SynthWindow*)synth->thread->window)->update_gui();
+ synth->send_configure_change();
+ return 1;
+}
+
+SynthLevelMax::SynthLevelMax(Synth *synth)
+ : BC_MenuItem(_("Maximum"))
+{
+ this->synth = synth;
+}
+
+SynthLevelMax::~SynthLevelMax()
+{
+}
+
+int SynthLevelMax::handle_event()
+{
+ for(int i = 0; i < synth->config.oscillator_config.total; i++)
+ {
+ synth->config.oscillator_config.values[i]->level = 0;
+ }
+ ((SynthWindow*)synth->thread->window)->update_gui();
+ synth->send_configure_change();
+ return 1;
+}
+
+SynthLevelNormalize::SynthLevelNormalize(Synth *synth)
+ : BC_MenuItem(_("Normalize"))
+{
+ this->synth = synth;
+}
+
+SynthLevelNormalize::~SynthLevelNormalize()
+{
+}
+
+int SynthLevelNormalize::handle_event()
+{
+// get total power
+ float total = 0;
+
+ for(int i = 0; i < synth->config.oscillator_config.total; i++)
+ {
+ total += synth->db.fromdb(synth->config.oscillator_config.values[i]->level);
+ }
+
+ float scale = 1 / total;
+ float new_value;
+
+ for(int i = 0; i < synth->config.oscillator_config.total; i++)
+ {
+ new_value = synth->db.fromdb(synth->config.oscillator_config.values[i]->level);
+ new_value *= scale;
+ new_value = synth->db.todb(new_value);
+
+ synth->config.oscillator_config.values[i]->level = new_value;
+ }
+
+ ((SynthWindow*)synth->thread->window)->update_gui();
+ synth->send_configure_change();
+ return 1;
+}
+
+SynthLevelSlope::SynthLevelSlope(Synth *synth)
+ : BC_MenuItem(_("Slope"))
+{
+ this->synth = synth;
+}
+
+SynthLevelSlope::~SynthLevelSlope()
+{
+}
+
+int SynthLevelSlope::handle_event()
+{
+ float slope = (float)INFINITYGAIN / synth->config.oscillator_config.total;
+
+ for(int i = 0; i < synth->config.oscillator_config.total; i++)
+ {
+ synth->config.oscillator_config.values[i]->level = i * slope;
+ }
+
+ ((SynthWindow*)synth->thread->window)->update_gui();
+ synth->send_configure_change();
+ return 1;
+}
+
+SynthLevelRandom::SynthLevelRandom(Synth *synth)
+ : BC_MenuItem(_("Random"))
+{
+ this->synth = synth;
+}
+SynthLevelRandom::~SynthLevelRandom()
+{
+}
+
+int SynthLevelRandom::handle_event()
+{
+ srand(time(0));
+ for(int i = 0; i < synth->config.oscillator_config.total; i++)
+ {
+ synth->config.oscillator_config.values[i]->level = -(rand() % -INFINITYGAIN);
+ }
+
+ ((SynthWindow*)synth->thread->window)->update_gui();
+ synth->send_configure_change();
+ return 1;
+}
+
+SynthLevelInvert::SynthLevelInvert(Synth *synth)
+ : BC_MenuItem(_("Invert"))
+{
+ this->synth = synth;
+}
+SynthLevelInvert::~SynthLevelInvert()
+{
+}
+
+int SynthLevelInvert::handle_event()
+{
+ for(int i = 0; i < synth->config.oscillator_config.total; i++)
+ {
+ synth->config.oscillator_config.values[i]->level =
+ INFINITYGAIN - synth->config.oscillator_config.values[i]->level;
+ }
+
+ ((SynthWindow*)synth->thread->window)->update_gui();
+ synth->send_configure_change();
+ return 1;
+}
+
+SynthLevelSine::SynthLevelSine(Synth *synth)
+ : BC_MenuItem(_("Sine"))
+{
+ this->synth = synth;
+}
+SynthLevelSine::~SynthLevelSine()
+{
+}
+
+int SynthLevelSine::handle_event()
+{
+ float new_value;
+
+ for(int i = 0; i < synth->config.oscillator_config.total; i++)
+ {
+ new_value = (float)i / synth->config.oscillator_config.total * 2 * M_PI;
+ new_value = sin(new_value) * INFINITYGAIN / 2 + INFINITYGAIN / 2;
+ synth->config.oscillator_config.values[i]->level = new_value;
+ }
+
+ ((SynthWindow*)synth->thread->window)->update_gui();
+ synth->send_configure_change();
+ return 1;
+}
+
+// ============================ phase calculations
+
+SynthPhaseInvert::SynthPhaseInvert(Synth *synth)
+ : BC_MenuItem(_("Invert"))
+{
+ this->synth = synth;
+}
+SynthPhaseInvert::~SynthPhaseInvert()
+{
+}
+
+int SynthPhaseInvert::handle_event()
+{
+ for(int i = 0; i < synth->config.oscillator_config.total; i++)
+ {
+ synth->config.oscillator_config.values[i]->phase =
+ 1 - synth->config.oscillator_config.values[i]->phase;
+ }
+
+ ((SynthWindow*)synth->thread->window)->update_gui();
+ synth->send_configure_change();
+ return 1;
+}
+
+SynthPhaseZero::SynthPhaseZero(Synth *synth)
+ : BC_MenuItem(_("Zero"))
+{
+ this->synth = synth;
+}
+SynthPhaseZero::~SynthPhaseZero()
+{
+}
+
+int SynthPhaseZero::handle_event()
+{
+ for(int i = 0; i < synth->config.oscillator_config.total; i++)
+ {
+ synth->config.oscillator_config.values[i]->phase = 0;
+ }
+
+ ((SynthWindow*)synth->thread->window)->update_gui();
+ synth->send_configure_change();
+ return 1;
+}
+
+SynthPhaseSine::SynthPhaseSine(Synth *synth)
+ : BC_MenuItem(_("Sine"))
+{
+ this->synth = synth;
+}
+SynthPhaseSine::~SynthPhaseSine()
+{
+}
+
+int SynthPhaseSine::handle_event()
+{
+ float new_value;
+ for(int i = 0; i < synth->config.oscillator_config.total; i++)
+ {
+ new_value = (float)i / synth->config.oscillator_config.total * 2 * M_PI;
+ new_value = sin(new_value) / 2 + .5;
+ synth->config.oscillator_config.values[i]->phase = new_value;
+ }
+
+ ((SynthWindow*)synth->thread->window)->update_gui();
+ synth->send_configure_change();
+ return 1;
+}
+
+SynthPhaseRandom::SynthPhaseRandom(Synth *synth)
+ : BC_MenuItem(_("Random"))
+{
+ this->synth = synth;
+}
+SynthPhaseRandom::~SynthPhaseRandom()
+{
+}
+
+int SynthPhaseRandom::handle_event()
+{
+ srand(time(0));
+ for(int i = 0; i < synth->config.oscillator_config.total; i++)
+ {
+ synth->config.oscillator_config.values[i]->phase =
+ (float)(rand() % 360) / 360;
+ }
+
+ ((SynthWindow*)synth->thread->window)->update_gui();
+ synth->send_configure_change();
+ return 1;
+}
+
+
+// ============================ freq calculations
+
+SynthFreqRandom::SynthFreqRandom(Synth *synth)
+ : BC_MenuItem(_("Random"))
+{
+ this->synth = synth;
+}
+SynthFreqRandom::~SynthFreqRandom()
+{
+}
+
+int SynthFreqRandom::handle_event()
+{
+ srand(time(0));
+ for(int i = 0; i < synth->config.oscillator_config.total; i++)
+ {
+ synth->config.oscillator_config.values[i]->freq_factor = rand() % 100;
+ }
+
+ ((SynthWindow*)synth->thread->window)->update_gui();
+ synth->send_configure_change();
+ return 1;
+}
+
+SynthFreqEnum::SynthFreqEnum(Synth *synth)
+ : BC_MenuItem(_("Enumerate"))
+{
+ this->synth = synth;
+}
+SynthFreqEnum::~SynthFreqEnum()
+{
+}
+
+int SynthFreqEnum::handle_event()
+{
+ for(int i = 0; i < synth->config.oscillator_config.total; i++)
+ {
+ synth->config.oscillator_config.values[i]->freq_factor = (float)i + 1;
+ }
+
+ ((SynthWindow*)synth->thread->window)->update_gui();
+ synth->send_configure_change();
+ return 1;
+}
+
+SynthFreqEven::SynthFreqEven(Synth *synth)
+ : BC_MenuItem(_("Even"))
+{
+ this->synth = synth;
+}
+SynthFreqEven::~SynthFreqEven()
+{
+}
+
+int SynthFreqEven::handle_event()
+{
+ if(synth->config.oscillator_config.total)
+ synth->config.oscillator_config.values[0]->freq_factor = (float)1;
+
+ for(int i = 1; i < synth->config.oscillator_config.total; i++)
+ {
+ synth->config.oscillator_config.values[i]->freq_factor = (float)i * 2;
+ }
+
+ ((SynthWindow*)synth->thread->window)->update_gui();
+ synth->send_configure_change();
+ return 1;
+}
+
+SynthFreqOdd::SynthFreqOdd(Synth *synth)
+ : BC_MenuItem(_("Odd"))
+{ this->synth = synth; }
+SynthFreqOdd::~SynthFreqOdd()
+{
+}
+
+int SynthFreqOdd::handle_event()
+{
+ for(int i = 0; i < synth->config.oscillator_config.total; i++)
+ {
+ synth->config.oscillator_config.values[i]->freq_factor = (float)1 + i * 2;
+ }
+
+ ((SynthWindow*)synth->thread->window)->update_gui();
+ synth->send_configure_change();
+ return 1;
+}
+
+SynthFreqFibonacci::SynthFreqFibonacci(Synth *synth)
+ : BC_MenuItem(_("Fibonnacci"))
+{
+ this->synth = synth;
+}
+SynthFreqFibonacci::~SynthFreqFibonacci()
+{
+}
+
+int SynthFreqFibonacci::handle_event()
+{
+ float last_value1 = 0, last_value2 = 1;
+ for(int i = 0; i < synth->config.oscillator_config.total; i++)
+ {
+ synth->config.oscillator_config.values[i]->freq_factor = last_value1 + last_value2;
+ if(synth->config.oscillator_config.values[i]->freq_factor > 100) synth->config.oscillator_config.values[i]->freq_factor = 100;
+ last_value1 = last_value2;
+ last_value2 = synth->config.oscillator_config.values[i]->freq_factor;
+ }
+
+ ((SynthWindow*)synth->thread->window)->update_gui();
+ synth->send_configure_change();
+ return 1;
+}
+
+SynthFreqPrime::SynthFreqPrime(Synth *synth)
+ : BC_MenuItem(_("Prime"))
+{
+ this->synth = synth;
+}
+SynthFreqPrime::~SynthFreqPrime()
+{
+}
+
+int SynthFreqPrime::handle_event()
+{
+ float number = 1;
+ for(int i = 0; i < synth->config.oscillator_config.total; i++)
+ {
+ synth->config.oscillator_config.values[i]->freq_factor = number;
+ number = get_next_prime(number);
+ }
+
+ ((SynthWindow*)synth->thread->window)->update_gui();
+ synth->send_configure_change();
+ return 1;
+}
+
+float SynthFreqPrime::get_next_prime(float number)
+{
+ int result = 1;
+
+ while(result)
+ {
+ result = 0;
+ number++;
+
+ for(float i = number - 1; i > 1 && !result; i--)
+ {
+ if((number / i) - (int)(number / i) == 0) result = 1;
+ }
+ }
+
+ return number;
+}
+
+
+
+
+
+
+
+
+SynthOscillatorConfig::SynthOscillatorConfig(int number)
+{
+ reset();
+ this->number = number;
+}
+
+SynthOscillatorConfig::~SynthOscillatorConfig()
+{
+}
+
+void SynthOscillatorConfig::reset()
+{
+ level = 0;
+ phase = 0;
+ freq_factor = 1;
+}
+
+
+void SynthOscillatorConfig::read_data(FileXML *file)
+{
+ level = file->tag.get_property("LEVEL", (float)level);
+ phase = file->tag.get_property("PHASE", (float)phase);
+ freq_factor = file->tag.get_property("FREQFACTOR", (float)freq_factor);
+}
+
+void SynthOscillatorConfig::save_data(FileXML *file)
+{
+ file->tag.set_title("OSCILLATOR");
+ file->tag.set_property("LEVEL", (float)level);
+ file->tag.set_property("PHASE", (float)phase);
+ file->tag.set_property("FREQFACTOR", (float)freq_factor);
+ file->append_tag();
+ file->append_newline();
+}
+
+int SynthOscillatorConfig::equivalent(SynthOscillatorConfig &that)
+{
+ if(EQUIV(level, that.level) &&
+ EQUIV(phase, that.phase) &&
+ EQUIV(freq_factor, that.freq_factor))
+ return 1;
+ else
+ return 0;
+}
+
+void SynthOscillatorConfig::copy_from(SynthOscillatorConfig& that)
+{
+ level = that.level;
+ phase = that.phase;
+ freq_factor = that.freq_factor;
+}
+
+
+SynthConfig::SynthConfig()
+{
+ reset();
+}
+
+SynthConfig::~SynthConfig()
+{
+ oscillator_config.remove_all_objects();
+}
+
+void SynthConfig::reset()
+{
+ wetness = 0;
+ base_freq[0] = 440;
+ for(int i = 1; i < MAX_FREQS; i++)
+ base_freq[i] = 0;
+ wavefunction = SINE;
+ for(int i = 0; i < oscillator_config.total; i++)
+ {
+ oscillator_config.values[i]->reset();
+ }
+
+ momentary_notes = 0;
+}
+
+int SynthConfig::equivalent(SynthConfig &that)
+{
+//printf("SynthConfig::equivalent %d %d\n", base_freq, that.base_freq);
+ for(int i = 0; i < MAX_FREQS; i++)
+ if(base_freq[i] != that.base_freq[i]) return 0;
+
+ if(wavefunction != that.wavefunction ||
+ oscillator_config.total != that.oscillator_config.total ||
+ momentary_notes != that.momentary_notes) return 0;
+
+ for(int i = 0; i < oscillator_config.total; i++)
+ {
+ if(!oscillator_config.values[i]->equivalent(*that.oscillator_config.values[i]))
+ return 0;
+ }
+
+ return 1;
+}
+
+void SynthConfig::copy_from(SynthConfig& that)
+{
+ wetness = that.wetness;
+ for(int i = 0; i < MAX_FREQS; i++)
+ base_freq[i] = that.base_freq[i];
+ wavefunction = that.wavefunction;
+ momentary_notes = that.momentary_notes;
+
+ int i;
+ for(i = 0;
+ i < oscillator_config.total && i < that.oscillator_config.total;
+ i++)
+ {
+ oscillator_config.values[i]->copy_from(*that.oscillator_config.values[i]);
+ }
+
+ for( ;
+ i < that.oscillator_config.total;
+ i++)
+ {
+ oscillator_config.append(new SynthOscillatorConfig(i));
+ oscillator_config.values[i]->copy_from(*that.oscillator_config.values[i]);
+ }
+
+ for( ;
+ i < oscillator_config.total;
+ i++)
+ {
+ oscillator_config.remove_object();
+ }
+
+}
+
+void SynthConfig::interpolate(SynthConfig &prev,
+ SynthConfig &next,
+ int64_t prev_frame,
+ int64_t next_frame,
+ int64_t current_frame)
+{
+ double next_scale = (double)(current_frame - prev_frame) / (next_frame - prev_frame);
+ double prev_scale = (double)(next_frame - current_frame) / (next_frame - prev_frame);
+
+ copy_from(prev);
+ wetness = (int)(prev.wetness * prev_scale + next.wetness * next_scale);
+// base_freq = (int)(prev.base_freq * prev_scale + next.base_freq * next_scale);
+
+ momentary_notes = prev.momentary_notes;
+}
+