From 783f137e371a8487a3f9256f4e0b36b9be465c9c Mon Sep 17 00:00:00 2001 From: Bent Bisballe Nyeng Date: Mon, 8 Sep 2014 20:55:30 +0200 Subject: Moved dgedit to it's own project at http://git.drumgizmo.org/dgedit.git --- dgedit/samplesorter.cc | 271 ------------------------------------------------- 1 file changed, 271 deletions(-) delete mode 100644 dgedit/samplesorter.cc (limited to 'dgedit/samplesorter.cc') diff --git a/dgedit/samplesorter.cc b/dgedit/samplesorter.cc deleted file mode 100644 index 00139e2..0000000 --- a/dgedit/samplesorter.cc +++ /dev/null @@ -1,271 +0,0 @@ -/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ -/*************************************************************************** - * samplesorter.cc - * - * Mon Nov 30 07:45:58 CET 2009 - * Copyright 2009 Bent Bisballe Nyeng - * deva@aasimon.org - ****************************************************************************/ - -/* - * This file is part of DrumGizmo. - * - * DrumGizmo 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. - * - * 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 General Public License for more details. - * - * You should have received a copy of the GNU 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 "samplesorter.h" - -#include -#include - -#include - -#include -#ifndef MAXFLOAT -#define MAXFLOAT (3.40282347e+38F) -#endif - -SampleSorter::SampleSorter(Selections &s, Selections &p) - : selections(s), selections_preview(p) -{ - setMouseTracking(true); - - data = NULL; - size = 0; - attlen = 666; // Magical constants needs biblical proportions... - - sel_moving = SEL_NONE; -} - -void SampleSorter::setShowPreview(bool s) -{ - show_preview = s; - update(); -} - -void SampleSorter::setWavData(const float *data, size_t size) -{ - this->data = data; - this->size = size; - relayout(); -} - -int SampleSorter::attackLength() -{ - return attlen; -} - -void SampleSorter::setAttackLength(int len) -{ - attlen = len; - relayout(); -} - -void SampleSorter::addSelection(sel_id_t id) -{ - Selection s = selections.get(id); - - double energy = 0.0; - for(size_t idx = s.from; - (idx < (size_t)s.from + (size_t)attackLength()) && - (idx < (size_t)s.to) && (idx < size); - idx++) { - energy += data[idx] * data[idx]; - } - - s.energy = energy; - selections.update(id, s); - - relayout(); -} - -void SampleSorter::addSelectionPreview(sel_id_t id) -{ - Selection s = selections_preview.get(id); - - double energy = 0.0; - for(size_t idx = s.from; - (idx < (size_t)s.from + (size_t)attackLength()) && - (idx < (size_t)s.to) && (idx < size); - idx++) { - energy += data[idx] * data[idx]; - } - - s.energy = energy; - selections_preview.update(id, s); - - relayout(); -} - -void SampleSorter::relayout() -{ - min = MAXFLOAT; - max = 0.0; - - { - QVector ids = selections.ids(); - QVector::iterator i = ids.begin(); - while(i != ids.end()) { - Selection sel = selections.get(*i); - - if(sel.energy < min) min = sel.energy; - if(sel.energy > max) max = sel.energy; - - i++; - } - } - - if(show_preview) { - QVector ids = selections_preview.ids(); - QVector::iterator i = ids.begin(); - while(i != ids.end()) { - Selection sel = selections_preview.get(*i); - - if(sel.energy < min) min = sel.energy; - if(sel.energy > max) max = sel.energy; - - i++; - } - } - - update(); -} - -#define MAP(p) (height()-(int)(p*((float)height()/(float)width()))) - -#define unmapX(x) ((double)x/(double)(width()-1)) -#define unmapY(x) x -#define mapX(x) (((double)x)*(width()-1)) -#define mapY(x) x - -#define C_RADIUS 2 -static void drawCircle(QPainter &p, int x, int y) -{ - p.drawEllipse(x - C_RADIUS, y - C_RADIUS, 2 * C_RADIUS, 2 * C_RADIUS); -} - -void SampleSorter::paintEvent(QPaintEvent *event) -{ - QPainter painter(this); - - QColor colBg = QColor(180, 200, 180, 160); - QColor colFg = QColor(160, 180, 160, 160); - QColor colPt = QColor(255, 100, 100, 160); - QColor colPtPreview = QColor(0, 0, 255, 160); - QColor colPtSel = QColor(255, 255, 100, 160); - - painter.setPen(colBg); - painter.setBrush(colBg); - painter.drawRect(event->rect()); - - painter.setPen(colFg); - painter.drawLine(0,height(),width(),0); - - { - QVector ids = selections.ids(); - QVector::iterator i = ids.begin(); - while(i != ids.end()) { - Selection sel = selections.get(*i); - if(*i == selections.active()) painter.setPen(colPtSel); - else painter.setPen(colPt); - float x = sel.energy / max; - x = sqrt(x); - x *= (float)width(); - drawCircle(painter, x, MAP(x)); - i++; - } - } - - if(show_preview) { - QVector ids = selections_preview.ids(); - QVector::iterator i = ids.begin(); - while(i != ids.end()) { - Selection sel = selections_preview.get(*i); - painter.setPen(colPtPreview); - float x = sel.energy / max; - x = sqrt(x); - x *= (float)width(); - drawCircle(painter, x, MAP(x)); - i++; - } - } - - -} - -sel_id_t SampleSorter::getSelectionByCoordinate(int px, int py) -{ - // Hit radius is slithly larger than the circles themselves. - int hit_r = C_RADIUS + 1; - - QVector ids = selections.ids(); - QVector::iterator i = ids.begin(); - while(i != ids.end()) { - Selection sel = selections.get(*i); - float x = (sel.energy/max); - x = sqrt(x); - x *= (float)width(); - if(px < (x + hit_r) && px > (x - hit_r) && - py < (MAP(x) + hit_r) && py > (MAP(x) - hit_r)) { - return *i; - } - i++; - } - - return SEL_NONE; -} - -void SampleSorter::mouseMoveEvent(QMouseEvent *event) -{ - if(sel_moving != SEL_NONE) { - Selection sel = selections.get(sel_moving); - if(sel_moving != SEL_NONE) { - double power = unmapX(event->x()); - power *= power; - power *= max; - sel.energy = power; - selections.update(sel_moving, sel); - } - - update(); - return; - } else { - sel_id_t psel = getSelectionByCoordinate(event->x(), event->y()); - if(psel != SEL_NONE) { - setCursor(Qt::UpArrowCursor); - } else { - setCursor(Qt::ArrowCursor); - } - } -} - -void SampleSorter::mousePressEvent(QMouseEvent *event) -{ - if(event->button() == Qt::LeftButton) { - sel_id_t psel = getSelectionByCoordinate(event->x(), event->y()); - sel_moving = psel; - selections.setActive(psel); - if(psel != SEL_NONE) { - setCursor(Qt::UpArrowCursor); - } - } -} - -void SampleSorter::mouseReleaseEvent(QMouseEvent *event) -{ - if(event->button() == Qt::LeftButton) { - sel_moving = SEL_NONE; - setCursor(Qt::ArrowCursor); - } -} -- cgit v1.2.3