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/* -*- Mode: c++ -*- */
/***************************************************************************
* maintab.cc
*
* Fri Mar 24 20:39:59 CET 2017
* Copyright 2017 André Nusser
* andre.nusser@googlemail.com
****************************************************************************/
/*
* This file is part of DrumGizmo.
*
* DrumGizmo is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* DrumGizmo 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with DrumGizmo; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
*/
#include "maintab.h"
#include <translation.h>
namespace GUI
{
MainTab::MainTab(Widget* parent,
Settings& settings,
SettingsNotifier& settings_notifier,
Config& config)
: Widget(parent)
, drumkitframe_content{this, settings, settings_notifier, config}
, statusframe_content{this, settings_notifier}
, humanizerframe_content{this, settings, settings_notifier}
, diskstreamingframe_content{this, settings, settings_notifier}
, bleedcontrolframe_content{this, settings, settings_notifier}
, resamplingframe_content{this, settings, settings_notifier}
, timingframe_content{this, settings, settings_notifier}
, sampleselectionframe_content{this, settings, settings_notifier}
, visualizerframe_content{this, settings, settings_notifier}
, powerframe_content{this, settings, settings_notifier}
, voicelimit_content{this, settings, settings_notifier}
, settings(settings)
, settings_notifier(settings_notifier)
{
layout.setSpacing(0);
const std::string humanizer_tip = std::string(
_("The first two knobs influence how DrumGizmo simulates the\n")) +
_("stamina of a physical drummers, ie. the fact that they\n") +
_("loose power in their strokes when playing fast notes:\n") +
_(" * pAttack: How quickly the velocity gets reduced when\n") +
_(" playing fast notes.\n") +
_(" Lower values result in faster velocity reduction.\n") +
_(" * pRelease: How quickly the drummer regains the velocity\n") +
_(" when there are spaces between the notes.\n") +
_(" Lower values result in faster regain.\n") +
_("\n") +
_("The last knob controls the randomization of the sample selection:\n") +
_(" * pStdDev: The standard-deviation for the sample selection.\n") +
_(" Higher value makes it more likely that a sample further\n") +
_(" away from the input velocity will be played.");
const std::string timing_tip = std::string(
_("These three knobs influence how DrumGizmo simulates the tightness\n")) +
_("of the drummer.\n") +
_("The drifting is defined as the difference between\n") +
_("the perfect metronome (defined by the note positions) and the 'internal'\n") +
_("metronome of the drummer which can then drift back and forth in a\n") +
_("controlled fashion:\n") +
_(" * pTightness: For each note how much is the drummer allowed to drift.\n") +
_(" Higher value make the drummer more tight, ie. drift less.\n") +
_(" * pTimingRegain: Once the drifted, how fast does the drummer's 'internal'\n") +
_(" metronome get back in sync with the perfect metronome.\n") +
_(" Higher values moves the timing back towards perfect faster.\n") +
_(" * pLaidback: Add or subtract a fixed delay in ms to all notes. This will\n") +
_(" alter the feel of a beat.\n") +
_(" Positive values are up-beat, negative values are back on the beat.\n") +
_("\n") +
_("NOTE: Enabling timing humanization will introduce a fixed delay into the\n") +
_("audio stream.\n") +
_("So this feature should be disabled when using DrumGizmo in\n") +
_("a real-time scenario such as live with a MIDI drumkit.");
const std::string sampleselection_tip = std::string(
_("These three knobs influence how DrumGizmo selects\n")) +
_("its samples in the following way:\n") +
_(" * pClose: The importance given to choosing a sample close\n") +
_(" to the actual MIDI value (after humanization)\n") +
_(" * pDiversity: The importance given to choosing samples\n") +
_(" which haven't been played recently.\n") +
_(" * pRandom: The amount of randomness added.");
const std::string visualizer_tip = std::string(
_("This graph visualizes the time and velocity offsets of last note\n")) +
_("played according to it's ideal input time and velocity.\n") +
_("The green lines indicate the ideal time and velocity positions.\n") +
_("The pink areas indicate the spread of the position and velocity\n") +
_("of the next note in line.\n") +
_("The wider the area the more the note can move in time and velocity.");
const std::string power_tip = std::string(
_("This function controls how the input powers are mapped to the powers\n")) +
_("that DrumGizmo uses for selecting samples.\n") +
_("You can control the function by dragging and dropping the\n") +
_("three colorful control points.\n") +
_("Additionally, you can either use a shelf, which draws a horizontal line\n") +
_("from the green and red control points to the left/right side.\n") +
_("Or you can turn off the shelf, and then the function goes through\n") +
_("the lower left corner, then the three control points, and then\n") +
_("the upper right corner, enabling to draw more complicated functions.");
const std::string voice_limit_tip = std::string(
_("This feature controls how many voices can simultaneously be in play for a given\n")) +
_("instrument. When this feature is active, Drumgizmo will silence any excess \n") +
_("voices to ease the burden of processing.\n") +
_("\n") +
_("This feature works on a per-instrument basis, e.g., voices played on the bass\n") +
_("drum can only be silenced by other bass drum hits, and not by the snare.\n") +
_("\n") +
_(" * Max voices: The maximum number of voices that should be allowed to play.\n") +
_(" * Rampdown time: How many seconds it takes to silence a voice.");
layout.setResizeChildren(true);
//Left column...
add(_("Drumkit"), drumkit_frame, drumkitframe_content, 14, 0);
add(_("Status"), status_frame, statusframe_content, 12, 0);
add(_("Resampling"), resampling_frame, resamplingframe_content, 10, 0);
add(_("Voice Limit"), voicelimit_frame, voicelimit_content, 10, 0);
voicelimit_frame.setHelpText(voice_limit_tip);
add(_("Disk Streaming"), diskstreaming_frame, diskstreamingframe_content, 9, 0);
add(_("Bleed Control"), bleedcontrol_frame, bleedcontrolframe_content, 9, 0);
//Right column
add(_("Velocity Humanizer"), humanizer_frame, humanizerframe_content,10, 1);
humanizer_frame.setHelpText(humanizer_tip);
add(_("Timing Humanizer"), timing_frame, timingframe_content, 10, 1);
timing_frame.setHelpText(timing_tip);
add(_("Sample Selection"), sampleselection_frame,
sampleselectionframe_content, 10, 1);
sampleselection_frame.setHelpText(sampleselection_tip);
add(_("Visualizer"), visualizer_frame, visualizerframe_content, 14, 1);
visualizer_frame.setHelpText(visualizer_tip);
add(_("Velocity Curve"), power_frame, powerframe_content, 20, 1);
power_frame.setHelpText(power_tip);
humanizer_frame.setOnSwitch(settings.enable_velocity_modifier);
bleedcontrol_frame.setOnSwitch(settings.enable_bleed_control);
resampling_frame.setOnSwitch(settings.enable_resampling);
timing_frame.setOnSwitch(settings.enable_latency_modifier);
voicelimit_frame.setOnSwitch(settings.enable_voice_limit);
// FIXME:
bleedcontrol_frame.setEnabled(false);
CONNECT(this, settings_notifier.enable_velocity_modifier,
&humanizer_frame, &FrameWidget::setOnSwitch);
CONNECT(this, settings_notifier.enable_resampling,
&resampling_frame, &FrameWidget::setOnSwitch);
CONNECT(this, settings_notifier.has_bleed_control,
&bleedcontrol_frame, &FrameWidget::setEnabled);
CONNECT(&humanizer_frame, onSwitchChangeNotifier,
this, &MainTab::humanizerOnChange);
CONNECT(&bleedcontrol_frame, onSwitchChangeNotifier,
this, &MainTab::bleedcontrolOnChange);
CONNECT(&resampling_frame, onSwitchChangeNotifier,
this, &MainTab::resamplingOnChange);
CONNECT(&timing_frame, onSwitchChangeNotifier,
this, &MainTab::timingOnChange);
CONNECT(&bleedcontrol_frame, onEnabledChanged,
&bleedcontrolframe_content, &BleedcontrolframeContent::setEnabled);
CONNECT(&settings_notifier, enable_powermap,
&power_frame, &FrameWidget::setOnSwitch);
CONNECT(&power_frame, onSwitchChangeNotifier,
this, &MainTab::powerOnChange);
CONNECT(&voicelimit_frame, onSwitchChangeNotifier,
this, &MainTab::voicelimitOnChange);
}
void MainTab::resize(std::size_t width, std::size_t height)
{
Widget::resize(width, height);
// DrumGizmo logo
Painter painter(*this);
painter.clear();
painter.drawImage(width - logo.width(), height - logo.height(), logo);
}
void MainTab::humanizerOnChange(bool on)
{
settings.enable_velocity_modifier.store(on);
}
void MainTab::bleedcontrolOnChange(bool on)
{
settings.enable_bleed_control.store(on);
}
void MainTab::resamplingOnChange(bool on)
{
settings.enable_resampling.store(on);
}
void MainTab::timingOnChange(bool on)
{
settings.enable_latency_modifier.store(on);
}
void MainTab::powerOnChange(bool on)
{
settings.enable_powermap.store(on);
}
void MainTab::voicelimitOnChange(bool status)
{
settings.enable_voice_limit.store(status);
}
void MainTab::add(std::string const& title, FrameWidget& frame, Widget& content,
std::size_t height, int column)
{
layout.addItem(&frame);
frame.setTitle(title);
frame.setContent(&content);
auto grid_start = layout.lastUsedRow(column) + 1;
auto range = GridLayout::GridRange{column,
column + 1,
grid_start,
grid_start + int(height)};
layout.setPosition(&frame, range);
}
} // GUI::
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