Files
oak-editor/effects/internal/cornerpineffect.cpp
T
2019-03-20 14:29:20 +11:00

94 lines
4.0 KiB
C++

/***
Olive - Non-Linear Video Editor
Copyright (C) 2019 Olive Team
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 3 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, see <http://www.gnu.org/licenses/>.
***/
#include "cornerpineffect.h"
#include "global/path.h"
#include "timeline/clip.h"
#include "global/debug.h"
CornerPinEffect::CornerPinEffect(Clip* c, const EffectMeta *em) : Effect(c, em) {
SetFlags(Effect::CoordsFlag | Effect::ShaderFlag);
EffectRow* top_left = new EffectRow(this, tr("Top Left"));
top_left_x = new DoubleField(top_left, "topleftx");
top_left_y = new DoubleField(top_left, "toplefty");
EffectRow* top_right = new EffectRow(this, tr("Top Right"));
top_right_x = new DoubleField(top_right, "toprightx");
top_right_y = new DoubleField(top_right, "toprighty");
EffectRow* bottom_left = new EffectRow(this, tr("Bottom Left"));
bottom_left_x = new DoubleField(bottom_left, "bottomleftx");
bottom_left_y = new DoubleField(bottom_left, "bottomlefty");
EffectRow* bottom_right = new EffectRow(this, tr("Bottom Right"));
bottom_right_x = new DoubleField(bottom_right, "bottomrightx");
bottom_right_y = new DoubleField(bottom_right, "bottomrighty");
EffectRow* perspective_row = new EffectRow(this, tr("Perspective"));
perspective = new BoolField(perspective_row, "perspective");
perspective->SetValueAt(0, true);
top_left_gizmo = add_gizmo(GIZMO_TYPE_DOT);
top_left_gizmo->x_field1 = top_left_x;
top_left_gizmo->y_field1 = top_left_y;
top_right_gizmo = add_gizmo(GIZMO_TYPE_DOT);
top_right_gizmo->x_field1 = top_right_x;
top_right_gizmo->y_field1 = top_right_y;
bottom_left_gizmo = add_gizmo(GIZMO_TYPE_DOT);
bottom_left_gizmo->x_field1 = bottom_left_x;
bottom_left_gizmo->y_field1 = bottom_left_y;
bottom_right_gizmo = add_gizmo(GIZMO_TYPE_DOT);
bottom_right_gizmo->x_field1 = bottom_right_x;
bottom_right_gizmo->y_field1 = bottom_right_y;
shader_vert_path_ = "cornerpin.vert";
shader_frag_path_ = "cornerpin.frag";
}
void CornerPinEffect::process_coords(double timecode, GLTextureCoords &coords, int) {
coords.vertex_top_left += QVector3D(top_left_x->GetDoubleAt(timecode), top_left_y->GetDoubleAt(timecode), 0.0f);
coords.vertex_top_right += QVector3D(top_right_x->GetDoubleAt(timecode), top_right_y->GetDoubleAt(timecode), 0.0f);
coords.vertex_bottom_left += QVector3D(bottom_left_x->GetDoubleAt(timecode), bottom_left_y->GetDoubleAt(timecode), 0.0f);
coords.vertex_bottom_right += QVector3D(bottom_right_x->GetDoubleAt(timecode), bottom_right_y->GetDoubleAt(timecode), 0.0f);
}
void CornerPinEffect::process_shader(double timecode, GLTextureCoords &coords, int) {
shader_program_->setUniformValue("p0", coords.vertex_bottom_left.x(), coords.vertex_bottom_left.y());
shader_program_->setUniformValue("p1", coords.vertex_bottom_right.x(), coords.vertex_bottom_right.y());
shader_program_->setUniformValue("p2", coords.vertex_top_left.x(), coords.vertex_top_left.y());
shader_program_->setUniformValue("p3", coords.vertex_top_right.x(), coords.vertex_top_right.y());
shader_program_->setUniformValue("perspective", perspective->GetBoolAt(timecode));
}
void CornerPinEffect::gizmo_draw(double, GLTextureCoords &coords) {
top_left_gizmo->world_pos[0] = coords.vertex_top_left;
top_right_gizmo->world_pos[0] = coords.vertex_top_right;
bottom_right_gizmo->world_pos[0] = coords.vertex_bottom_right;
bottom_left_gizmo->world_pos[0] = coords.vertex_bottom_left;
}