231 lines
11 KiB
C++
231 lines
11 KiB
C++
#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 "project/clip.h"
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#include "project/sequence.h"
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#include "io/media.h"
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#include "io/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 "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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#define BLEND_MODE_NORMAL 0
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#define BLEND_MODE_SCREEN 1
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#define BLEND_MODE_MULTIPLY 2
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#define BLEND_MODE_OVERLAY 3
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TransformEffect::TransformEffect(Clip* c, const EffectMeta* em) : Effect(c, em) {
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enable_coords = true;
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EffectRow* position_row = add_row("Position:");
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position_x = position_row->add_field(EFFECT_FIELD_DOUBLE, "posx"); // position X
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position_y = position_row->add_field(EFFECT_FIELD_DOUBLE, "posy"); // position Y
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EffectRow* scale_row = add_row("Scale:");
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scale_x = scale_row->add_field(EFFECT_FIELD_DOUBLE, "scalex"); // scale X (and Y is uniform scale is selected)
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scale_x->set_double_minimum_value(0);
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scale_x->set_double_maximum_value(3000);
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scale_y = scale_row->add_field(EFFECT_FIELD_DOUBLE, "scaley"); // scale Y (disabled if uniform scale is selected)
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scale_y->set_double_minimum_value(0);
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scale_y->set_double_maximum_value(3000);
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EffectRow* uniform_scale_row = add_row("Uniform Scale:");
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uniform_scale_field = uniform_scale_row->add_field(EFFECT_FIELD_BOOL, "uniformscale"); // uniform scale option
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EffectRow* rotation_row = add_row("Rotation:");
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rotation = rotation_row->add_field(EFFECT_FIELD_DOUBLE, "rotation");
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EffectRow* anchor_point_row = add_row("Anchor Point:");
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anchor_x_box = anchor_point_row->add_field(EFFECT_FIELD_DOUBLE, "anchorx"); // anchor point X
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anchor_y_box = anchor_point_row->add_field(EFFECT_FIELD_DOUBLE, "anchory"); // anchor point Y
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EffectRow* opacity_row = add_row("Opacity:");
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opacity = opacity_row->add_field(EFFECT_FIELD_DOUBLE, "opacity"); // opacity
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opacity->set_double_minimum_value(0);
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opacity->set_double_maximum_value(100);
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EffectRow* blend_mode_row = add_row("Blend Mode:");
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blend_mode_box = blend_mode_row->add_field(EFFECT_FIELD_COMBO, "blendmode"); // blend mode
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blend_mode_box->add_combo_item("Normal", BLEND_MODE_NORMAL);
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blend_mode_box->add_combo_item("Overlay", BLEND_MODE_OVERLAY);
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blend_mode_box->add_combo_item("Screen", BLEND_MODE_SCREEN);
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blend_mode_box->add_combo_item("Multiply", BLEND_MODE_MULTIPLY);
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top_left_gizmo = add_gizmo(GIZMO_TYPE_DOT);
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top_center_gizmo = add_gizmo(GIZMO_TYPE_DOT);
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top_right_gizmo = add_gizmo(GIZMO_TYPE_DOT);
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bottom_left_gizmo = add_gizmo(GIZMO_TYPE_DOT);
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bottom_center_gizmo = add_gizmo(GIZMO_TYPE_DOT);
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bottom_right_gizmo = add_gizmo(GIZMO_TYPE_DOT);
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left_center_gizmo = add_gizmo(GIZMO_TYPE_DOT);
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right_center_gizmo = add_gizmo(GIZMO_TYPE_DOT);
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rotate_gizmo = add_gizmo(GIZMO_TYPE_DOT);
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rect_gizmo = add_gizmo(GIZMO_TYPE_POLY);
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top_left_gizmo->set_cursor(Qt::SizeFDiagCursor);
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top_center_gizmo->set_cursor(Qt::SizeVerCursor);
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top_right_gizmo->set_cursor(Qt::SizeBDiagCursor);
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bottom_left_gizmo->set_cursor(Qt::SizeBDiagCursor);
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bottom_center_gizmo->set_cursor(Qt::SizeVerCursor);
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bottom_right_gizmo->set_cursor(Qt::SizeFDiagCursor);
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left_center_gizmo->set_cursor(Qt::SizeHorCursor);
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right_center_gizmo->set_cursor(Qt::SizeHorCursor);
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rotate_gizmo->color = Qt::green;
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rotate_gizmo->set_cursor(Qt::SizeAllCursor);
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// set defaults
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scale_y->set_enabled(false);
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uniform_scale_field->set_bool_value(true);
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blend_mode_box->set_combo_index(0);
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refresh();
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connect(uniform_scale_field, SIGNAL(toggled(bool)), this, SLOT(toggle_uniform_scale(bool)));
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}
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void TransformEffect::refresh() {
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if (parent_clip->sequence != NULL) {
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double default_pos_x = parent_clip->sequence->width/2;
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double default_pos_y = parent_clip->sequence->height/2;
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position_x->set_double_default_value(default_pos_x);
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position_y->set_double_default_value(default_pos_y);
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scale_x->set_double_default_value(100);
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scale_y->set_double_default_value(100);
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default_anchor_x = parent_clip->getWidth()/2;
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default_anchor_y = parent_clip->getHeight()/2;
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if (default_anchor_x == 0) default_anchor_x = default_pos_x;
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if (default_anchor_y == 0) default_anchor_y = default_pos_y;
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anchor_x_box->set_double_default_value(default_anchor_x);
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anchor_y_box->set_double_default_value(default_anchor_y);
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opacity->set_double_default_value(100);
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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->set_enabled(!enabled);
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}
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void TransformEffect::process_coords(double timecode, GLTextureCoords& coords, int data) {
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// position
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glTranslatef(position_x->get_double_value(timecode)-(parent_clip->sequence->width/2), position_y->get_double_value(timecode)-(parent_clip->sequence->height/2), 0);
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// anchor point
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int anchor_x_offset = (anchor_x_box->get_double_value(timecode)-default_anchor_x);
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int anchor_y_offset = (anchor_y_box->get_double_value(timecode)-default_anchor_y);
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coords.vertexTopLeftX -= anchor_x_offset;
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coords.vertexTopRightX -= anchor_x_offset;
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coords.vertexBottomLeftX -= anchor_x_offset;
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coords.vertexBottomRightX -= anchor_x_offset;
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coords.vertexTopLeftY -= anchor_y_offset;
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coords.vertexTopRightY -= anchor_y_offset;
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coords.vertexBottomLeftY -= anchor_y_offset;
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coords.vertexBottomRightY -= anchor_y_offset;
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// rotation
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glRotatef(rotation->get_double_value(timecode), 0, 0, 1);
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// scale
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float sx = scale_x->get_double_value(timecode)*0.01;
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float sy = (uniform_scale_field->get_bool_value(timecode)) ? sx : scale_y->get_double_value(timecode)*0.01;
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glScalef(sx, sy, 1);
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// blend mode
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switch (blend_mode_box->get_combo_data(timecode).toInt()) {
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case BLEND_MODE_NORMAL:
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glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
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break;
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case BLEND_MODE_OVERLAY:
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glBlendFunc(GL_SRC_ALPHA, GL_ONE);
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break;
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case BLEND_MODE_SCREEN:
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glBlendFunc(GL_ONE, GL_ONE_MINUS_SRC_COLOR);
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break;
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case BLEND_MODE_MULTIPLY:
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glBlendFunc(GL_DST_COLOR, GL_ONE_MINUS_SRC_ALPHA);
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break;
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default:
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dout << "[ERROR] Invalid blend mode. This is a bug - please contact developers";
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}
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// opacity
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float color[4];
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glGetFloatv(GL_CURRENT_COLOR, color);
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glColor4f(1.0, 1.0, 1.0, color[3]*(opacity->get_double_value(timecode)*0.01));
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}
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void TransformEffect::gizmo_draw(double timecode, GLTextureCoords& coords) {
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top_left_gizmo->world_pos[0] = QPoint(coords.vertexTopLeftX, coords.vertexTopLeftY);
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top_center_gizmo->world_pos[0] = QPoint(lerp(coords.vertexTopLeftX, coords.vertexTopRightX, 0.5), lerp(coords.vertexTopLeftY, coords.vertexTopRightY, 0.5));
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top_right_gizmo->world_pos[0] = QPoint(coords.vertexTopRightX, coords.vertexTopRightY);
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right_center_gizmo->world_pos[0] = QPoint(lerp(coords.vertexTopRightX, coords.vertexBottomRightX, 0.5), lerp(coords.vertexTopRightY, coords.vertexBottomRightY, 0.5));
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bottom_right_gizmo->world_pos[0] = QPoint(coords.vertexBottomRightX, coords.vertexBottomRightY);
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bottom_center_gizmo->world_pos[0] = QPoint(lerp(coords.vertexBottomRightX, coords.vertexBottomLeftX, 0.5), lerp(coords.vertexBottomRightY, coords.vertexBottomLeftY, 0.5));
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bottom_left_gizmo->world_pos[0] = QPoint(coords.vertexBottomLeftX, coords.vertexBottomLeftY);
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left_center_gizmo->world_pos[0] = QPoint(lerp(coords.vertexBottomLeftX, coords.vertexTopLeftX, 0.5), lerp(coords.vertexBottomLeftY, coords.vertexTopLeftY, 0.5));
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rotate_gizmo->world_pos[0] = QPoint(lerp(top_center_gizmo->world_pos[0].x(), bottom_center_gizmo->world_pos[0].x(), -0.1), lerp(top_center_gizmo->world_pos[0].y(), bottom_center_gizmo->world_pos[0].y(), -0.1));
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rect_gizmo->world_pos[0] = QPoint(coords.vertexTopLeftX, coords.vertexTopLeftY);
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rect_gizmo->world_pos[1] = QPoint(coords.vertexTopRightX, coords.vertexTopRightY);
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rect_gizmo->world_pos[2] = QPoint(coords.vertexBottomRightX, coords.vertexBottomRightY);
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rect_gizmo->world_pos[3] = QPoint(coords.vertexBottomLeftX, coords.vertexBottomLeftY);
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}
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void TransformEffect::gizmo_move(EffectGizmo* sender, int x_movement, int y_movement, double timecode) {
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double x_percent = ((double) x_movement / parent_clip->sequence->width)*200;
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double y_percent = ((double) y_movement / parent_clip->sequence->height)*200;
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if (sender == bottom_right_gizmo) {
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scale_x->set_double_value(scale_x->get_double_value(timecode) + x_percent);
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if (!uniform_scale_field->get_bool_value(timecode)) scale_y->set_double_value(scale_y->get_double_value(timecode) + y_percent);
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} else if (sender == top_left_gizmo) {
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scale_x->set_double_value(scale_x->get_double_value(timecode) - x_percent);
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if (!uniform_scale_field->get_bool_value(timecode)) scale_y->set_double_value(scale_y->get_double_value(timecode) - y_percent);
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} else if (sender == bottom_left_gizmo) {
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scale_x->set_double_value(scale_x->get_double_value(timecode) - x_percent);
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if (!uniform_scale_field->get_bool_value(timecode)) scale_y->set_double_value(scale_y->get_double_value(timecode) + y_percent);
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} else if (sender == top_right_gizmo) {
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scale_x->set_double_value(scale_x->get_double_value(timecode) + x_percent);
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if (!uniform_scale_field->get_bool_value(timecode)) scale_y->set_double_value(scale_y->get_double_value(timecode) - y_percent);
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} else if (sender == left_center_gizmo) {
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scale_x->set_double_value(scale_x->get_double_value(timecode) - x_percent);
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} else if (sender == right_center_gizmo) {
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scale_x->set_double_value(scale_x->get_double_value(timecode) + x_percent);
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} else if (sender == top_center_gizmo) {
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if (uniform_scale_field->get_bool_value(timecode)) {
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scale_x->set_double_value(scale_x->get_double_value(timecode) - y_percent);
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} else {
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scale_y->set_double_value(scale_y->get_double_value(timecode) - y_percent);
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}
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} else if (sender == bottom_center_gizmo) {
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if (uniform_scale_field->get_bool_value(timecode)) {
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scale_x->set_double_value(scale_x->get_double_value(timecode) + y_percent);
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} else {
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scale_y->set_double_value(scale_y->get_double_value(timecode) + y_percent);
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}
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} else if (sender == rotate_gizmo) {
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// TODO make this perfectly circular
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rotation->set_double_value(rotation->get_double_value(timecode) + x_percent);
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} else {
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position_x->set_double_value(position_x->get_double_value(timecode) + x_movement);
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position_y->set_double_value(position_y->get_double_value(timecode) + y_movement);
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}
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}
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