251 lines
9.3 KiB
C++
251 lines
9.3 KiB
C++
/***
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Olive - Non-Linear Video Editor
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Copyright (C) 2019 Olive Team
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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***/
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#include "transformeffect.h"
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#include <QWidget>
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#include <QLabel>
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#include <QGridLayout>
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#include <QSpinBox>
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#include <QCheckBox>
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#include <QOpenGLFunctions>
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#include <QComboBox>
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#include <QMouseEvent>
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#include "ui/collapsiblewidget.h"
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#include "timeline/clip.h"
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#include "timeline/sequence.h"
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#include "project/footage.h"
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#include "global/math.h"
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#include "ui/labelslider.h"
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#include "ui/comboboxex.h"
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#include "panels/project.h"
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#include "global/debug.h"
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#include "panels/panels.h"
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#include "panels/viewer.h"
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#include "ui/viewerwidget.h"
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TransformEffect::TransformEffect(Clip* c, const EffectMeta* em) : Effect(c, em) {
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SetFlags(Effect::CoordsFlag);
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EffectRow* position_row = new EffectRow(this, tr("Position"));
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position_x = new DoubleField(position_row, "posx"); // position X
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position_y = new DoubleField(position_row, "posy"); // position Y
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EffectRow* scale_row = new EffectRow(this, tr("Scale"));
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// scale X (and Y is uniform scale is selected)
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scale_x = new DoubleField(scale_row, "scalex");
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scale_x->SetMinimum(0);
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// scale Y (disabled if uniform scale is selected)
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scale_y = new DoubleField(scale_row, "scaley");
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scale_y->SetMinimum(0);
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EffectRow* uniform_scale_row = new EffectRow(this, tr("Uniform Scale"));
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uniform_scale_field = new BoolField(uniform_scale_row, "uniformscale"); // uniform scale option
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EffectRow* rotation_row = new EffectRow(this, tr("Rotation"));
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rotation = new DoubleField(rotation_row, "rotation");
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EffectRow* anchor_point_row = new EffectRow(this, tr("Anchor Point"));
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anchor_x_box = new DoubleField(anchor_point_row, "anchorx"); // anchor point X
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anchor_y_box = new DoubleField(anchor_point_row, "anchory"); // anchor point Y
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EffectRow* opacity_row = new EffectRow(this, tr("Opacity"));
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// opacity
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opacity = new DoubleField(opacity_row, "opacity");
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opacity->SetMinimum(0);
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opacity->SetMaximum(100);
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EffectRow* blend_mode_row = new EffectRow(this, tr("Blend Mode"));
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// blend mode
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blend_mode_box = new ComboField(blend_mode_row, "blendmode");
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blend_mode_box->SetColumnSpan(2);
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blend_mode_box->AddItem(tr("Normal"), -1);
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// set up gizmos
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top_left_gizmo = add_gizmo(GIZMO_TYPE_DOT);
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top_left_gizmo->set_cursor(Qt::SizeFDiagCursor);
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top_left_gizmo->x_field1 = scale_x;
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top_center_gizmo = add_gizmo(GIZMO_TYPE_DOT);
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top_center_gizmo->set_cursor(Qt::SizeVerCursor);
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top_center_gizmo->y_field1 = scale_x;
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top_right_gizmo = add_gizmo(GIZMO_TYPE_DOT);
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top_right_gizmo->set_cursor(Qt::SizeBDiagCursor);
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top_right_gizmo->x_field1 = scale_x;
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bottom_left_gizmo = add_gizmo(GIZMO_TYPE_DOT);
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bottom_left_gizmo->set_cursor(Qt::SizeBDiagCursor);
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bottom_left_gizmo->x_field1 = scale_x;
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bottom_center_gizmo = add_gizmo(GIZMO_TYPE_DOT);
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bottom_center_gizmo->set_cursor(Qt::SizeVerCursor);
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bottom_center_gizmo->y_field1 = scale_x;
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bottom_right_gizmo = add_gizmo(GIZMO_TYPE_DOT);
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bottom_right_gizmo->set_cursor(Qt::SizeFDiagCursor);
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bottom_right_gizmo->x_field1 = scale_x;
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left_center_gizmo = add_gizmo(GIZMO_TYPE_DOT);
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left_center_gizmo->set_cursor(Qt::SizeHorCursor);
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left_center_gizmo->x_field1 = scale_x;
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right_center_gizmo = add_gizmo(GIZMO_TYPE_DOT);
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right_center_gizmo->set_cursor(Qt::SizeHorCursor);
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right_center_gizmo->x_field1 = scale_x;
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anchor_gizmo = add_gizmo(GIZMO_TYPE_TARGET);
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anchor_gizmo->set_cursor(Qt::SizeAllCursor);
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anchor_gizmo->x_field1 = anchor_x_box;
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anchor_gizmo->y_field1 = anchor_y_box;
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anchor_gizmo->x_field2 = position_x;
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anchor_gizmo->y_field2 = position_y;
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rotate_gizmo = add_gizmo(GIZMO_TYPE_DOT);
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rotate_gizmo->color = Qt::green;
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rotate_gizmo->set_cursor(Qt::SizeAllCursor);
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rotate_gizmo->x_field1 = rotation;
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rect_gizmo = add_gizmo(GIZMO_TYPE_POLY);
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rect_gizmo->x_field1 = position_x;
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rect_gizmo->y_field1 = position_y;
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connect(uniform_scale_field, SIGNAL(Toggled(bool)), this, SLOT(toggle_uniform_scale(bool)));
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// set defaults
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uniform_scale_field->SetValueAt(0, true);
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blend_mode_box->SetValueAt(0, -1);
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anchor_x_box->SetDefault(0);
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anchor_y_box->SetDefault(0);
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opacity->SetDefault(100);
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scale_x->SetDefault(100);
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scale_y->SetDefault(100);
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refresh();
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}
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void TransformEffect::refresh() {
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if (parent_clip != nullptr && parent_clip->sequence != nullptr) {
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position_x->SetDefault(parent_clip->sequence->width/2);
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position_y->SetDefault(parent_clip->sequence->height/2);
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double x_percent_multipler = 200.0 / parent_clip->sequence->width;
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double y_percent_multipler = 200.0 / parent_clip->sequence->height;
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top_left_gizmo->x_field_multi1 = -x_percent_multipler;
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top_left_gizmo->y_field_multi1 = -y_percent_multipler;
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top_center_gizmo->y_field_multi1 = -y_percent_multipler;
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top_right_gizmo->x_field_multi1 = x_percent_multipler;
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top_right_gizmo->y_field_multi1 = -y_percent_multipler;
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bottom_left_gizmo->x_field_multi1 = -x_percent_multipler;
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bottom_left_gizmo->y_field_multi1 = y_percent_multipler;
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bottom_center_gizmo->y_field_multi1 = y_percent_multipler;
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bottom_right_gizmo->x_field_multi1 = x_percent_multipler;
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bottom_right_gizmo->y_field_multi1 = y_percent_multipler;
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left_center_gizmo->x_field_multi1 = -x_percent_multipler;
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right_center_gizmo->x_field_multi1 = x_percent_multipler;
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rotate_gizmo->x_field_multi1 = x_percent_multipler;
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}
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}
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void TransformEffect::toggle_uniform_scale(bool enabled) {
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scale_y->SetEnabled(!enabled);
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top_center_gizmo->y_field1 = enabled ? scale_x : scale_y;
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bottom_center_gizmo->y_field1 = enabled ? scale_x : scale_y;
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top_left_gizmo->y_field1 = enabled ? nullptr : scale_y;
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top_right_gizmo->y_field1 = enabled ? nullptr : scale_y;
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bottom_left_gizmo->y_field1 = enabled ? nullptr : scale_y;
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bottom_right_gizmo->y_field1 = enabled ? nullptr : scale_y;
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}
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void TransformEffect::process_coords(double timecode, GLTextureCoords& coords, int) {
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// position
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coords.matrix.translate(position_x->GetDoubleAt(timecode)-(parent_clip->sequence->width/2),
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position_y->GetDoubleAt(timecode)-(parent_clip->sequence->height/2),
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0);
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// anchor point
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int anchor_x_offset = qRound(anchor_x_box->GetDoubleAt(timecode));
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int anchor_y_offset = qRound(anchor_y_box->GetDoubleAt(timecode));
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coords.vertex_top_left -= QVector3D(anchor_x_offset, anchor_y_offset, 0.0f);
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coords.vertex_top_right -= QVector3D(anchor_x_offset, anchor_y_offset, 0.0f);
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coords.vertex_bottom_left -= QVector3D(anchor_x_offset, anchor_y_offset, 0.0f);
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coords.vertex_bottom_right -= QVector3D(anchor_x_offset, anchor_y_offset, 0.0f);
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// rotation
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coords.matrix.rotate(QQuaternion::fromEulerAngles(0, 0, rotation->GetDoubleAt(timecode)));
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// scale
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double sx = scale_x->GetDoubleAt(timecode)*0.01;
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double sy = (uniform_scale_field->GetBoolAt(timecode)) ? sx : scale_y->GetDoubleAt(timecode)*0.01;
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coords.matrix.scale(sx, sy);
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// blend mode
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coords.blendmode = blend_mode_box->GetValueAt(timecode).toInt();
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// opacity
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coords.opacity *= float(opacity->GetDoubleAt(timecode)*0.01);
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}
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QVector3D LerpVector3D(const QVector3D& a, const QVector3D& b, float t) {
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return QVector3D(
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float_lerp(a.x(), b.x(), t),
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float_lerp(a.y(), b.y(), t),
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float_lerp(a.z(), b.z(), t)
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);
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}
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void TransformEffect::gizmo_draw(double, GLTextureCoords& coords) {
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top_left_gizmo->world_pos[0] = coords.vertex_top_left;
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top_right_gizmo->world_pos[0] = coords.vertex_top_right;
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bottom_right_gizmo->world_pos[0] = coords.vertex_bottom_right;
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bottom_left_gizmo->world_pos[0] = coords.vertex_bottom_left;
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top_center_gizmo->world_pos[0] = LerpVector3D(coords.vertex_top_left, coords.vertex_top_right, 0.5);
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right_center_gizmo->world_pos[0] = LerpVector3D(coords.vertex_top_right, coords.vertex_bottom_right, 0.5);
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bottom_center_gizmo->world_pos[0] = LerpVector3D(coords.vertex_bottom_right, coords.vertex_bottom_left, 0.5);
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left_center_gizmo->world_pos[0] = LerpVector3D(coords.vertex_bottom_left, coords.vertex_top_left, 0.5);
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rotate_gizmo->world_pos[0] = QVector3D(
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float_lerp(top_center_gizmo->world_pos[0].x(), bottom_center_gizmo->world_pos[0].x(), 0.5f),
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float_lerp(top_center_gizmo->world_pos[0].y(), bottom_center_gizmo->world_pos[0].y(), -0.1f),
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0.0f
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);
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rect_gizmo->world_pos[0] = coords.vertex_top_left;
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rect_gizmo->world_pos[1] = coords.vertex_top_right;
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rect_gizmo->world_pos[2] = coords.vertex_bottom_right;
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rect_gizmo->world_pos[3] = coords.vertex_bottom_left;
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}
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