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TrackerNodeInteract.cpp
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TrackerNodeInteract.cpp
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/* ***** BEGIN LICENSE BLOCK *****
* This file is part of Natron <https://natrongithub.github.io/>,
* (C) 2018-2021 The Natron developers
* (C) 2013-2018 INRIA and Alexandre Gauthier-Foichat
*
* Natron 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.
*
* Natron 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 Natron. If not, see <http://www.gnu.org/licenses/gpl-2.0.html>
* ***** END LICENSE BLOCK ***** */
// ***** BEGIN PYTHON BLOCK *****
// from <https://docs.python.org/3/c-api/intro.html#include-files>:
// "Since Python may define some pre-processor definitions which affect the standard headers on some systems, you must include Python.h before any standard headers are included."
#include <Python.h>
// ***** END PYTHON BLOCK *****
#include "TrackerNodeInteract.h"
#ifndef NDEBUG
GCC_DIAG_UNUSED_LOCAL_TYPEDEFS_OFF
#include <boost/math/special_functions/fpclassify.hpp>
GCC_DIAG_UNUSED_LOCAL_TYPEDEFS_ON
#endif
#include "Engine/Image.h"
#include "Engine/Lut.h"
#include "Engine/Node.h"
#include "Engine/OpenGLViewerI.h"
#include "Engine/OutputSchedulerThread.h"
#include "Engine/TimeLine.h"
#include "Engine/TrackerNode.h"
#include "Engine/TrackerContext.h"
#include "Engine/TrackMarker.h"
#include "Engine/ViewerInstance.h"
NATRON_NAMESPACE_ENTER
TrackerNodePrivate::TrackerNodePrivate(TrackerNode* publicInterface)
: publicInterface(publicInterface)
, ui( new TrackerNodeInteract(this) )
{
}
TrackerNodePrivate::~TrackerNodePrivate()
{
}
TrackerNodeInteract::TrackerNodeInteract(TrackerNodePrivate* p)
: _p(p)
, addTrackButton()
, trackRangeButton()
, trackBwButton()
, trackPrevButton()
, trackNextButton()
, trackFwButton()
, trackAllKeyframesButton()
, trackCurrentKeyframeButton()
, clearAllAnimationButton()
, clearBwAnimationButton()
, clearFwAnimationButton()
, updateViewerButton()
, centerViewerButton()
, createKeyOnMoveButton()
, setKeyFrameButton()
, removeKeyFrameButton()
, resetOffsetButton()
, resetTrackButton()
, showCorrelationButton()
, clickToAddTrackEnabled(false)
, lastMousePos()
, selectionRectangle()
, controlDown(0)
, shiftDown(0)
, altDown(0)
, eventState(eMouseStateIdle)
, hoverState(eDrawStateInactive)
, interactMarker()
, trackTextures()
, trackRequestsMap()
, selectedMarkerTexture()
, selectedMarkerTextureTime(0)
, selectedMarkerTextureRoI()
, selectedMarker()
, pboID(0)
, imageGetterWatcher()
, showMarkerTexture(false)
, selectedMarkerScale()
, selectedMarkerImg()
, isTracking(false)
{
selectedMarkerScale.x = selectedMarkerScale.y = 1.;
}
TrackerNodeInteract::~TrackerNodeInteract()
{
if (pboID != 0) {
glDeleteBuffers(1, &pboID);
}
}
TrackerContextPtr
TrackerNodeInteract::getContext() const
{
return _p->publicInterface->getNode()->getTrackerContext();
}
void
TrackerNodeInteract::onTrackRangeClicked()
{
OverlaySupport* overlay = _p->publicInterface->getCurrentViewportForOverlays();
assert(overlay);
ViewerInstance* viewer = overlay->getInternalViewerNode();
assert(viewer);
int viewerFirst, viewerLast;
viewer->getUiContext()->getViewerFrameRange(&viewerFirst, &viewerLast);
int first = trackRangeDialogFirstFrame.lock()->getValue();
int last = trackRangeDialogLastFrame.lock()->getValue();
int step = trackRangeDialogStep.lock()->getValue();
if (first == INT_MIN) {
trackRangeDialogFirstFrame.lock()->setValue(viewerFirst);
}
if (last == INT_MIN) {
trackRangeDialogLastFrame.lock()->setValue(viewerLast);
}
if (step == INT_MIN) {
trackRangeDialogStep.lock()->setValue(1);
}
KnobGroupPtr k = trackRangeDialogGroup.lock();
if ( k->getValue() ) {
k->setValue(false);
} else {
k->setValue(true);
}
}
void
TrackerNodeInteract::onTrackAllKeyframesClicked()
{
TrackerContextPtr ctx = getContext();
std::list<TrackMarkerPtr> selectedMarkers;
ctx->getSelectedMarkers(&selectedMarkers);
std::set<int> userKeys;
for (std::list<TrackMarkerPtr>::iterator it = selectedMarkers.begin(); it != selectedMarkers.end(); ++it) {
std::set<int> trackUserKeys;
(*it)->getUserKeyframes(&trackUserKeys);
userKeys.insert( trackUserKeys.begin(), trackUserKeys.end() );
}
if ( userKeys.empty() ) {
return;
}
int first = *userKeys.begin();
int last = *userKeys.rbegin() + 1;
ctx->trackSelectedMarkers( first, last, 1, _p->publicInterface->getCurrentViewportForOverlays() );
}
void
TrackerNodeInteract::onTrackCurrentKeyframeClicked()
{
TrackerContextPtr ctx = getContext();
SequenceTime currentFrame = _p->publicInterface->getCurrentTime();
std::list<TrackMarkerPtr> selectedMarkers;
ctx->getSelectedMarkers(&selectedMarkers);
std::set<int> userKeys;
for (std::list<TrackMarkerPtr>::iterator it = selectedMarkers.begin(); it != selectedMarkers.end(); ++it) {
std::set<int> trackUserKeys;
(*it)->getUserKeyframes(&trackUserKeys);
userKeys.insert( trackUserKeys.begin(), trackUserKeys.end() );
}
if ( userKeys.empty() ) {
return;
}
std::set<int>::iterator it = userKeys.lower_bound(currentFrame);
if ( it == userKeys.end() ) {
return;
}
int last = *it + 1;
int first;
if ( it == userKeys.begin() ) {
first = *it;
} else {
--it;
first = *it;
}
ctx->trackSelectedMarkers( first, last, 1, _p->publicInterface->getCurrentViewportForOverlays() );
}
void
TrackerNodeInteract::onTrackBwClicked()
{
OverlaySupport* overlay = _p->publicInterface->getCurrentViewportForOverlays();
assert(overlay);
ViewerInstance* viewer = overlay->getInternalViewerNode();
assert(viewer);
int first, last;
viewer->getUiContext()->getViewerFrameRange(&first, &last);
int startFrame = viewer->getTimeline()->currentFrame();
TrackerContextPtr ctx = getContext();
if ( ctx->isCurrentlyTracking() ) {
ctx->abortTracking();
} else {
ctx->trackSelectedMarkers( startFrame, first - 1, -1, overlay );
}
}
void
TrackerNodeInteract::onTrackPrevClicked()
{
OverlaySupport* overlay = _p->publicInterface->getCurrentViewportForOverlays();
assert(overlay);
ViewerInstance* viewer = overlay->getInternalViewerNode();
assert(viewer);
int startFrame = viewer->getTimeline()->currentFrame();
TrackerContextPtr ctx = getContext();
ctx->trackSelectedMarkers( startFrame, startFrame - 2, -1, overlay );
}
void
TrackerNodeInteract::onStopButtonClicked()
{
getContext()->abortTracking();
}
void
TrackerNodeInteract::onTrackNextClicked()
{
OverlaySupport* overlay = _p->publicInterface->getCurrentViewportForOverlays();
assert(overlay);
ViewerInstance* viewer = overlay->getInternalViewerNode();
assert(viewer);
int startFrame = viewer->getTimeline()->currentFrame();
TrackerContextPtr ctx = getContext();
ctx->trackSelectedMarkers( startFrame, startFrame + 2, true, overlay );
}
void
TrackerNodeInteract::onTrackFwClicked()
{
OverlaySupport* overlay = _p->publicInterface->getCurrentViewportForOverlays();
assert(overlay);
ViewerInstance* viewer = overlay->getInternalViewerNode();
assert(viewer);
int first, last;
viewer->getUiContext()->getViewerFrameRange(&first, &last);
int startFrame = viewer->getTimeline()->currentFrame();
TrackerContextPtr ctx = getContext();
if ( ctx->isCurrentlyTracking() ) {
ctx->abortTracking();
} else {
ctx->trackSelectedMarkers( startFrame, last + 1, true, overlay );
}
}
void
TrackerNodeInteract::onUpdateViewerClicked(bool clicked)
{
getContext()->setUpdateViewer(clicked);
}
void
TrackerNodeInteract::onAddTrackClicked(bool clicked)
{
clickToAddTrackEnabled = clicked;
}
void
TrackerNodeInteract::onClearAllAnimationClicked()
{
std::list<TrackMarkerPtr> markers;
getContext()->getSelectedMarkers(&markers);
for (std::list<TrackMarkerPtr>::iterator it = markers.begin(); it != markers.end(); ++it) {
(*it)->clearAnimation();
}
}
void
TrackerNodeInteract::onClearBwAnimationClicked()
{
int time = _p->publicInterface->getCurrentTime();
std::list<TrackMarkerPtr> markers;
getContext()->getSelectedMarkers(&markers);
for (std::list<TrackMarkerPtr>::iterator it = markers.begin(); it != markers.end(); ++it) {
(*it)->clearAnimationBeforeTime(time);
}
}
void
TrackerNodeInteract::onClearFwAnimationClicked()
{
int time = _p->publicInterface->getCurrentTime();
std::list<TrackMarkerPtr> markers;
getContext()->getSelectedMarkers(&markers);
for (std::list<TrackMarkerPtr>::iterator it = markers.begin(); it != markers.end(); ++it) {
(*it)->clearAnimationAfterTime(time);
}
}
void
TrackerNodeInteract::onCenterViewerButtonClicked(bool clicked)
{
getContext()->setCenterOnTrack(clicked);
}
void
TrackerNodeInteract::onSetKeyframeButtonClicked()
{
int time = _p->publicInterface->getCurrentTime();
std::list<TrackMarkerPtr> markers;
getContext()->getSelectedMarkers(&markers);
for (std::list<TrackMarkerPtr>::iterator it = markers.begin(); it != markers.end(); ++it) {
(*it)->setUserKeyframe(time);
}
}
void
TrackerNodeInteract::onRemoveKeyframeButtonClicked()
{
int time = _p->publicInterface->getCurrentTime();
std::list<TrackMarkerPtr> markers;
getContext()->getSelectedMarkers(&markers);
for (std::list<TrackMarkerPtr>::iterator it = markers.begin(); it != markers.end(); ++it) {
(*it)->removeUserKeyframe(time);
}
}
void
TrackerNodeInteract::onResetOffsetButtonClicked()
{
std::list<TrackMarkerPtr> markers;
getContext()->getSelectedMarkers(&markers);
for (std::list<TrackMarkerPtr>::iterator it = markers.begin(); it != markers.end(); ++it) {
KnobDoublePtr offsetKnob = (*it)->getOffsetKnob();
assert(offsetKnob);
for (int i = 0; i < offsetKnob->getDimension(); ++i) {
offsetKnob->resetToDefaultValue(i);
}
}
}
void
TrackerNodeInteract::onResetTrackButtonClicked()
{
TrackerContextPtr context = getContext();
assert(context);
std::list<TrackMarkerPtr> markers;
context->getSelectedMarkers(&markers);
context->clearSelection(TrackerContext::eTrackSelectionInternal);
context->endEditSelection(TrackerContext::eTrackSelectionInternal);
for (std::list<TrackMarkerPtr>::iterator it = markers.begin(); it != markers.end(); ++it) {
(*it)->resetTrack();
}
context->beginEditSelection(TrackerContext::eTrackSelectionInternal);
context->addTracksToSelection(markers, TrackerContext::eTrackSelectionInternal);
context->endEditSelection(TrackerContext::eTrackSelectionInternal);
}
QPointF
TrackerNodeInteract::computeMidPointExtent(const QPointF& prev,
const QPointF& next,
const QPointF& point,
const QPointF& handleSize)
{
Point leftDeriv, rightDeriv;
leftDeriv.x = prev.x() - point.x();
leftDeriv.y = prev.y() - point.y();
rightDeriv.x = next.x() - point.x();
rightDeriv.y = next.y() - point.y();
double derivNorm = std::sqrt( (rightDeriv.x - leftDeriv.x) * (rightDeriv.x - leftDeriv.x) + (rightDeriv.y - leftDeriv.y) * (rightDeriv.y - leftDeriv.y) );
QPointF ret;
if (derivNorm == 0) {
double norm = std::sqrt( ( leftDeriv.x - point.x() ) * ( leftDeriv.x - point.x() ) + ( leftDeriv.y - point.y() ) * ( leftDeriv.y - point.y() ) );
if (norm != 0) {
ret.rx() = point.x() + ( ( leftDeriv.y - point.y() ) / norm ) * handleSize.x();
ret.ry() = point.y() - ( ( leftDeriv.x - point.x() ) / norm ) * handleSize.y();
return ret;
} else {
return QPointF(0, 0);
}
} else {
ret.rx() = point.x() + ( (rightDeriv.y - leftDeriv.y) / derivNorm ) * handleSize.x();
ret.ry() = point.y() - ( (rightDeriv.x - leftDeriv.x) / derivNorm ) * handleSize.y();
}
return ret;
}
int
TrackerNodeInteract::isInsideKeyFrameTexture(double currentTime,
const QPointF& pos,
const QPointF& viewportPos) const
{
if (!showMarkerTexture) {
return INT_MAX;
}
RectD textureRectCanonical;
if (selectedMarkerTexture) {
computeSelectedMarkerCanonicalRect(&textureRectCanonical);
}
if ( (pos.y() < textureRectCanonical.y1) || (pos.y() > textureRectCanonical.y2) ) {
return INT_MAX;
}
if (pos.x() < textureRectCanonical.x2) {
return INT_MAX;
}
TrackMarkerPtr marker = selectedMarker.lock();
if (!marker) {
return INT_MAX;
}
OverlaySupport* overlay = _p->publicInterface->getCurrentViewportForOverlays();
assert(overlay);
//Find out which keyframe it is by counting keyframe portions
int xRightMainTexture = overlay->toWidgetCoordinates( QPointF(textureRectCanonical.x2, 0) ).x();
const double keyWidthpx = TO_DPIX(SELECTED_MARKER_KEYFRAME_WIDTH_SCREEN_PX);
double indexF = (viewportPos.x() - xRightMainTexture) / keyWidthpx;
int texIndex = (int)std::floor(indexF);
for (TrackKeysMap::const_iterator it = trackTextures.begin(); it != trackTextures.end(); ++it) {
if (it->first.lock() == marker) {
if ( it->second.empty() ) {
break;
}
///Render at most MAX_TRACK_KEYS_TO_DISPLAY keyframes
KeyFrameTexIDs keysToRender = getKeysToRenderForMarker(currentTime, it->second);
if ( (texIndex < 0) || ( texIndex >= (int)keysToRender.size() ) ) {
return INT_MAX;
}
KeyFrameTexIDs::iterator found = keysToRender.begin();
std::advance(found, texIndex);
RectD texCanonicalRect;
computeTextureCanonicalRect(*found->second, indexF * keyWidthpx + xRightMainTexture,
keyWidthpx, &texCanonicalRect);
if ( (pos.y() >= texCanonicalRect.y1) && (pos.y() < texCanonicalRect.y2) ) {
return found->first;
}
break;
}
}
return INT_MAX;
} // isInsideKeyFrameTexture
bool
TrackerNodeInteract::isNearbySelectedMarkerTextureResizeAnchor(const QPointF& pos) const
{
RectD textureRectCanonical;
computeSelectedMarkerCanonicalRect(&textureRectCanonical);
OverlaySupport* overlay = _p->publicInterface->getCurrentViewportForOverlays();
assert(overlay);
QPointF clickWidget = overlay->toWidgetCoordinates(pos);
QPointF btmRightWidget = overlay->toWidgetCoordinates( QPointF(textureRectCanonical.x2, textureRectCanonical.y1) );
double tolerance = TO_DPIX(POINT_TOLERANCE);
if ( ( clickWidget.x() >= (btmRightWidget.x() - tolerance) ) && ( clickWidget.x() <= (btmRightWidget.x() + tolerance) ) &&
( clickWidget.y() >= (btmRightWidget.y() - tolerance) ) && ( clickWidget.y() <= (btmRightWidget.y() + tolerance) ) ) {
return true;
}
return false;
}
bool
TrackerNodeInteract::isInsideSelectedMarkerTexture(const QPointF& pos) const
{
RectD textureRectCanonical;
computeSelectedMarkerCanonicalRect(&textureRectCanonical);
OverlaySupport* overlay = _p->publicInterface->getCurrentViewportForOverlays();
assert(overlay);
QPointF clickWidget = overlay->toWidgetCoordinates(pos);
QPointF btmRightWidget = overlay->toWidgetCoordinates( QPointF(textureRectCanonical.x2, textureRectCanonical.y1) );
QPointF topLeftWidget = overlay->toWidgetCoordinates( QPointF(textureRectCanonical.x1, textureRectCanonical.y2) );
RectD rect;
rect.x1 = topLeftWidget.x();
rect.y1 = topLeftWidget.y();
rect.x2 = btmRightWidget.x();
rect.y2 = btmRightWidget.y();
return rect.contains( clickWidget.x(), clickWidget.y() );
}
void
TrackerNodeInteract::computeTextureCanonicalRect(const Texture& tex,
int xOffset,
int texWidthPx,
RectD* rect) const
{
///Preserve width
if (tex.h() == 0 || tex.w() == 0) {
return;
}
double par = tex.w() / (double)tex.h();
OverlaySupport* overlay = _p->publicInterface->getCurrentViewportForOverlays();
assert(overlay);
rect->x2 = overlay->toCanonicalCoordinates( QPointF(xOffset + texWidthPx, 0.) ).x();
QPointF topLeft = overlay->toCanonicalCoordinates( QPointF(xOffset, 0.) );
rect->x1 = topLeft.x();
rect->y2 = topLeft.y();
double height = rect->width() / par;
rect->y1 = rect->y2 - height;
}
void
TrackerNodeInteract::computeSelectedMarkerCanonicalRect(RectD* rect) const
{
assert(selectedMarkerTexture);
if (!selectedMarkerTexture) {
rect->clear();
return;
}
int selectedMarkerWidth = magWindowPxSizeKnob.lock()->getValue();
computeTextureCanonicalRect(*selectedMarkerTexture, 0, selectedMarkerWidth, rect);
}
Point
TrackerNodeInteract::toMagWindowPoint(const Point& ptnPoint,
const RectD& canonicalSearchWindow,
const RectD& textureRectCanonical)
{
Point ret;
double xCenterPercent = (ptnPoint.x - canonicalSearchWindow.x1) / (canonicalSearchWindow.x2 - canonicalSearchWindow.x1);
double yCenterPercent = (ptnPoint.y - canonicalSearchWindow.y1) / (canonicalSearchWindow.y2 - canonicalSearchWindow.y1);
ret.y = textureRectCanonical.y1 + yCenterPercent * (textureRectCanonical.y2 - textureRectCanonical.y1);
ret.x = textureRectCanonical.x1 + xCenterPercent * (textureRectCanonical.x2 - textureRectCanonical.x1);
return ret;
}
void
TrackerNodeInteract::drawEllipse(double x,
double y,
double radiusX,
double radiusY,
int l,
double r,
double g,
double b,
double a)
{
glColor3f(r * l * a, g * l * a, b * l * a);
glPushMatrix();
// center the oval at x_center, y_center
glTranslatef( (float)x, (float)y, 0.f );
// draw the oval using line segments
glBegin(GL_LINE_LOOP);
// we don't need to be pixel-perfect here, it's just an interact!
// 40 segments is enough.
double m = 2 * 3.14159265358979323846264338327950288419717 / 40.;
for (int i = 0; i < 40; ++i) {
double theta = i * m;
glVertex2d( radiusX * std::cos(theta), radiusY * std::sin(theta) );
}
glEnd();
glPopMatrix();
}
TrackerNodeInteract::KeyFrameTexIDs
TrackerNodeInteract::getKeysToRenderForMarker(double currentTime,
const KeyFrameTexIDs& allKeys)
{
KeyFrameTexIDs keysToRender;
///Find the first key equivalent to currentTime or after
KeyFrameTexIDs::const_iterator lower = allKeys.lower_bound(currentTime);
KeyFrameTexIDs::const_iterator prev = lower;
if ( lower != allKeys.begin() ) {
--prev;
} else {
prev = allKeys.end();
}
for (int i = 0; i < MAX_TRACK_KEYS_TO_DISPLAY; ++i) {
if ( lower != allKeys.end() ) {
keysToRender.insert(*lower);
++lower;
}
if ( prev != allKeys.end() ) {
keysToRender.insert(*prev);
if ( prev != allKeys.begin() ) {
--prev;
} else {
prev = allKeys.end();
}
} else {
if ( lower == allKeys.end() ) {
///No more keyframes
break;
}
}
}
return keysToRender;
}
void
TrackerNodeInteract::drawSelectedMarkerKeyframes(const std::pair<double, double>& pixelScale,
int currentTime)
{
TrackMarkerPtr marker = selectedMarker.lock();
assert(marker);
if (!marker) {
return;
}
if ( !marker->isEnabled(currentTime) ) {
return;
}
OverlaySupport* overlay = _p->publicInterface->getCurrentViewportForOverlays();
assert(overlay);
double overlayColor[3];
if ( !_p->publicInterface->getNode()->getOverlayColor(&overlayColor[0], &overlayColor[1], &overlayColor[2]) ) {
overlayColor[0] = overlayColor[1] = overlayColor[2] = 0.8;
}
double screenPixelRatio = overlay->getScreenPixelRatio();
KnobDoublePtr centerKnob = marker->getCenterKnob();
KnobDoublePtr offsetKnob = marker->getOffsetKnob();
KnobDoublePtr errorKnob = marker->getErrorKnob();
KnobDoublePtr ptnTopLeft = marker->getPatternTopLeftKnob();
KnobDoublePtr ptnTopRight = marker->getPatternTopRightKnob();
KnobDoublePtr ptnBtmRight = marker->getPatternBtmRightKnob();
KnobDoublePtr ptnBtmLeft = marker->getPatternBtmLeftKnob();
KnobDoublePtr searchWndBtmLeft = marker->getSearchWindowBottomLeftKnob();
KnobDoublePtr searchWndTopRight = marker->getSearchWindowTopRightKnob();
int fontHeight = overlay->getWidgetFontHeight();
int selectedMarkerWidth = magWindowPxSizeKnob.lock()->getValue();
double xOffsetPixels = selectedMarkerWidth;
QPointF viewerTopLeftCanonical = overlay->toCanonicalCoordinates( QPointF(0, 0.) );
for (TrackKeysMap::iterator it = trackTextures.begin(); it != trackTextures.end(); ++it) {
if (it->first.lock() == marker) {
if ( it->second.empty() ) {
break;
}
///Render at most MAX_TRACK_KEYS_TO_DISPLAY keyframes
KeyFrameTexIDs keysToRender = getKeysToRenderForMarker(currentTime, it->second);
for (KeyFrameTexIDs::const_iterator it2 = keysToRender.begin(); it2 != keysToRender.end(); ++it2) {
double time = (double)it2->first;
Point offset, center, topLeft, topRight, btmRight, btmLeft;
center.x = centerKnob->getValueAtTime(time, 0);
center.y = centerKnob->getValueAtTime(time, 1);
offset.x = offsetKnob->getValueAtTime(time, 0);
offset.y = offsetKnob->getValueAtTime(time, 1);
topLeft.x = ptnTopLeft->getValueAtTime(time, 0) + offset.x + center.x;
topLeft.y = ptnTopLeft->getValueAtTime(time, 1) + offset.y + center.y;
topRight.x = ptnTopRight->getValueAtTime(time, 0) + offset.x + center.x;
topRight.y = ptnTopRight->getValueAtTime(time, 1) + offset.y + center.y;
btmRight.x = ptnBtmRight->getValueAtTime(time, 0) + offset.x + center.x;
btmRight.y = ptnBtmRight->getValueAtTime(time, 1) + offset.y + center.y;
btmLeft.x = ptnBtmLeft->getValueAtTime(time, 0) + offset.x + center.x;
btmLeft.y = ptnBtmLeft->getValueAtTime(time, 1) + offset.y + center.y;
//const double searchLeft = searchWndBtmLeft->getValueAtTime(time, 0) + offset.x + center.x;
//const double searchRight = searchWndTopRight->getValueAtTime(time, 0) + offset.x + center.x;
//const double searchBottom = searchWndBtmLeft->getValueAtTime(time, 1) + offset.y + center.y;
//const double searchTop = searchWndTopRight->getValueAtTime(time, 1) + offset.y + center.y;
const TextureRect& texRect = it2->second->getTextureRect();
if (texRect.height() <= 0) {
continue;
}
double par = texRect.width() / (double)texRect.height();
RectD textureRectCanonical;
textureRectCanonical.x2 = overlay->toCanonicalCoordinates( QPointF(TO_DPIX(SELECTED_MARKER_KEYFRAME_WIDTH_SCREEN_PX) + xOffsetPixels, 0.) ).x();
textureRectCanonical.x1 = overlay->toCanonicalCoordinates( QPointF(xOffsetPixels, 0.) ).x();
textureRectCanonical.y2 = viewerTopLeftCanonical.y();
double height = textureRectCanonical.width() / par;
textureRectCanonical.y1 = textureRectCanonical.y2 - height;
RectD canonicalSearchWindow;
texRect.toCanonical_noClipping(0, texRect.par, &canonicalSearchWindow);
//Remove any offset to the center to see the marker in the magnification window
double xCenterPercent = (center.x - canonicalSearchWindow.x1 + offset.x) / (canonicalSearchWindow.x2 - canonicalSearchWindow.x1);
double yCenterPercent = (center.y - canonicalSearchWindow.y1 + offset.y) / (canonicalSearchWindow.y2 - canonicalSearchWindow.y1);
Point centerPointCanonical;
centerPointCanonical.y = textureRectCanonical.y1 + yCenterPercent * (textureRectCanonical.y2 - textureRectCanonical.y1);
centerPointCanonical.x = textureRectCanonical.x1 + xCenterPercent * (textureRectCanonical.x2 - textureRectCanonical.x1);
Point innerTopLeft = toMagWindowPoint(topLeft, canonicalSearchWindow, textureRectCanonical);
Point innerTopRight = toMagWindowPoint(topRight, canonicalSearchWindow, textureRectCanonical);
Point innerBtmLeft = toMagWindowPoint(btmLeft, canonicalSearchWindow, textureRectCanonical);
Point innerBtmRight = toMagWindowPoint(btmRight, canonicalSearchWindow, textureRectCanonical);
//Map texture
glColor4f(1., 1., 1., 1.);
glEnable(GL_TEXTURE_2D);
glBindTexture( GL_TEXTURE_2D, it2->second->getTexID() );
glBegin(GL_POLYGON);
glTexCoord2d(0, 0); glVertex2d(textureRectCanonical.x1, textureRectCanonical.y1);
glTexCoord2d(0, 1); glVertex2d(textureRectCanonical.x1, textureRectCanonical.y2);
glTexCoord2d(1, 1); glVertex2d(textureRectCanonical.x2, textureRectCanonical.y2);
glTexCoord2d(1, 0); glVertex2d(textureRectCanonical.x2, textureRectCanonical.y1);
glEnd();
glBindTexture(GL_TEXTURE_2D, 0);
QPointF textPos = overlay->toCanonicalCoordinates( QPointF(xOffsetPixels + 5, fontHeight + 5 ) );
overlay->renderText(textPos.x(), textPos.y(), marker->getLabel(), overlayColor[0], overlayColor[1], overlayColor[2]);
QPointF framePos = overlay->toCanonicalCoordinates( QPointF( xOffsetPixels + 5, overlay->toWidgetCoordinates( QPointF(textureRectCanonical.x1, textureRectCanonical.y1) ).y() ) );
QString frameText = tr("Frame");
frameText.append( QString::fromUtf8(" ") + QString::number(it2->first) );
overlay->renderText(framePos.x(), framePos.y(), frameText.toStdString(), overlayColor[0], overlayColor[1], overlayColor[2]);
//Draw contour
glEnable(GL_LINE_SMOOTH);
glHint(GL_LINE_SMOOTH_HINT, GL_DONT_CARE);
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
if (time == currentTime) {
glColor4f(0.93, 0.54, 0, 1);
} else {
KeyFrameTexIDs::const_iterator next = it2;
++next;
KeyFrameTexIDs::const_iterator prev = it2;
if ( prev != keysToRender.begin() ) {
--prev;
} else {
prev = keysToRender.end();
}
if ( ( next == keysToRender.end() ) && (time < currentTime) ) {
//Beyond the last keyframe
glColor4f(0.93, 0.54, 0, 1);
} else if ( ( prev == keysToRender.end() ) && (time > currentTime) ) {
//Before the first keyframe
glColor4f(0.93, 0.54, 0, 1);
} else {
if (time < currentTime) {
assert( next != keysToRender.end() );
if (next->first > currentTime) {
glColor4f(1, 0.75, 0.47, 1);
} else {
glColor4f(1., 1., 1., 0.5);
}
} else {
//time > currentTime
assert( prev != keysToRender.end() );
if (prev->first < currentTime) {
glColor4f(1, 0.75, 0.47, 1);
} else {
glColor4f(1., 1., 1., 0.5);
}
}
}
}
glCheckError();
glLineWidth(1.5 * screenPixelRatio);
glBegin(GL_LINE_LOOP);
glVertex2d(textureRectCanonical.x1, textureRectCanonical.y1);
glVertex2d(textureRectCanonical.x1, textureRectCanonical.y2);
glVertex2d(textureRectCanonical.x2, textureRectCanonical.y2);
glVertex2d(textureRectCanonical.x2, textureRectCanonical.y1);
glEnd();
glCheckError();
//Draw internal marker
for (int l = 0; l < 2; ++l) {
// shadow (uses GL_PROJECTION)
glMatrixMode(GL_PROJECTION);
int direction = (l == 0) ? 1 : -1;
// translate (1,-1) pixels
glTranslated(direction * pixelScale.first / 256, -direction * pixelScale.second / 256, 0);
glMatrixMode(GL_MODELVIEW);
glColor4f(0.8 * l, 0.8 * l, 0.8 * l, 1);
glLineWidth(1.5 * screenPixelRatio);
glBegin(GL_LINE_LOOP);
glVertex2d(innerTopLeft.x, innerTopLeft.y);
glVertex2d(innerTopRight.x, innerTopRight.y);
glVertex2d(innerBtmRight.x, innerBtmRight.y);
glVertex2d(innerBtmLeft.x, innerBtmLeft.y);
glEnd();
glPointSize(POINT_SIZE * screenPixelRatio);
glBegin(GL_POINTS);
glVertex2d(centerPointCanonical.x, centerPointCanonical.y);
glEnd();
}
xOffsetPixels += TO_DPIX(SELECTED_MARKER_KEYFRAME_WIDTH_SCREEN_PX);
}
break;
}
}
} // TrackerNodeInteract::drawSelectedMarkerKeyframes
void
TrackerNodeInteract::drawSelectedMarkerTexture(const std::pair<double, double>& pixelScale,
int currentTime,
const Point& ptnCenter,
const Point& offset,
const Point& ptnTopLeft,
const Point& ptnTopRight,
const Point& ptnBtmRight,
const Point& ptnBtmLeft,
const Point& /*selectedSearchWndBtmLeft*/,
const Point& /*selectedSearchWndTopRight*/)
{
TrackMarkerPtr marker = selectedMarker.lock();
OverlaySupport* overlay = _p->publicInterface->getCurrentViewportForOverlays();
double screenPixelRatio = overlay->getScreenPixelRatio();
assert(overlay);
ViewerInstance* viewer = overlay->getInternalViewerNode();
assert(viewer);
if ( isTracking || !selectedMarkerTexture || !marker || !marker->isEnabled(currentTime) || viewer->getRenderEngine()->isDoingSequentialRender() ) {
return;
}
RectD textureRectCanonical;
computeSelectedMarkerCanonicalRect(&textureRectCanonical);
double overlayColor[3];
if ( !_p->publicInterface->getNode()->getOverlayColor(&overlayColor[0], &overlayColor[1], &overlayColor[2]) ) {
overlayColor[0] = overlayColor[1] = overlayColor[2] = 0.8;
}
const TextureRect& texRect = selectedMarkerTexture->getTextureRect();
RectD texCoords;
/*texCoords.x1 = (texRect.x1 - selectedMarkerTextureRoI.x1) / (double)selectedMarkerTextureRoI.width();
texCoords.y1 = (texRect.y1 - selectedMarkerTextureRoI.y1) / (double)selectedMarkerTextureRoI.height();
if (texRect.x2 <= selectedMarkerTextureRoI.x2) {
texCoords.x2 = (texRect.x2 - selectedMarkerTextureRoI.x1) / (double)selectedMarkerTextureRoI.width();
} else {
texCoords.x2 = 1.;
}
if (texRect.y2 <= selectedMarkerTextureRoI.y2) {
texCoords.y2 = (texRect.y2 - selectedMarkerTextureRoI.y1) / (double)selectedMarkerTextureRoI.height();
} else {
texCoords.y2 = 1.;
}*/
texCoords.x1 = texCoords.y1 = 0.;
texCoords.x2 = texCoords.y2 = 1.;
RectD canonicalSearchWindow;
texRect.toCanonical_noClipping(0, texRect.par, &canonicalSearchWindow);
Point centerPoint, innerTopLeft, innerTopRight, innerBtmLeft, innerBtmRight;
//Remove any offset to the center to see the marker in the magnification window
double xCenterPercent = (ptnCenter.x - canonicalSearchWindow.x1 + offset.x) / (canonicalSearchWindow.x2 - canonicalSearchWindow.x1);
double yCenterPercent = (ptnCenter.y - canonicalSearchWindow.y1 + offset.y) / (canonicalSearchWindow.y2 - canonicalSearchWindow.y1);
centerPoint.y = textureRectCanonical.y1 + yCenterPercent * (textureRectCanonical.y2 - textureRectCanonical.y1);
centerPoint.x = textureRectCanonical.x1 + xCenterPercent * (textureRectCanonical.x2 - textureRectCanonical.x1);
innerTopLeft = toMagWindowPoint(ptnTopLeft, canonicalSearchWindow, textureRectCanonical);
innerTopRight = toMagWindowPoint(ptnTopRight, canonicalSearchWindow, textureRectCanonical);
innerBtmLeft = toMagWindowPoint(ptnBtmLeft, canonicalSearchWindow, textureRectCanonical);
innerBtmRight = toMagWindowPoint(ptnBtmRight, canonicalSearchWindow, textureRectCanonical);
Transform::Point3D btmLeftTex, topLeftTex, topRightTex, btmRightTex;
btmLeftTex.z = topLeftTex.z = topRightTex.z = btmRightTex.z = 1.;
btmLeftTex.x = texCoords.x1; btmLeftTex.y = texCoords.y1;
topLeftTex.x = texCoords.x1; topLeftTex.y = texCoords.y2;
topRightTex.x = texCoords.x2; topRightTex.y = texCoords.y2;
btmRightTex.x = texCoords.x2; btmRightTex.y = texCoords.y1;
Transform::Matrix3x3 m = Transform::matTransformCanonical(0, 0, selectedMarkerScale.x, selectedMarkerScale.y, 0, 0, false, 0, xCenterPercent, yCenterPercent);
btmLeftTex = Transform::matApply(m, btmLeftTex);
topLeftTex = Transform::matApply(m, topLeftTex);
btmRightTex = Transform::matApply(m, btmRightTex);
topRightTex = Transform::matApply(m, topRightTex);
//Map texture
glColor4f(1., 1., 1., 1.);
glEnable(GL_TEXTURE_2D);
glBindTexture( GL_TEXTURE_2D, selectedMarkerTexture->getTexID() );
glBegin(GL_POLYGON);
glTexCoord2d(btmLeftTex.x, btmRightTex.y); glVertex2d(textureRectCanonical.x1, textureRectCanonical.y1);
glTexCoord2d(topLeftTex.x, topLeftTex.y); glVertex2d(textureRectCanonical.x1, textureRectCanonical.y2);
glTexCoord2d(topRightTex.x, topRightTex.y); glVertex2d(textureRectCanonical.x2, textureRectCanonical.y2);
glTexCoord2d(btmRightTex.x, btmRightTex.y); glVertex2d(textureRectCanonical.x2, textureRectCanonical.y1);
glEnd();
glBindTexture(GL_TEXTURE_2D, 0);
//Draw contour
glEnable(GL_LINE_SMOOTH);
glHint(GL_LINE_SMOOTH_HINT, GL_DONT_CARE);
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
glColor4f(1., 1., 1., 0.5);
glLineWidth(1.5 * screenPixelRatio);
glBegin(GL_LINE_LOOP);
glVertex2d(textureRectCanonical.x1, textureRectCanonical.y1);
glVertex2d(textureRectCanonical.x1, textureRectCanonical.y2);
glVertex2d(textureRectCanonical.x2, textureRectCanonical.y2);
glVertex2d(textureRectCanonical.x2, textureRectCanonical.y1);
glEnd();
glColor4f(0.8, 0.8, 0.8, 1.);
glPointSize(POINT_SIZE * screenPixelRatio);
glBegin(GL_POINTS);
glVertex2d(textureRectCanonical.x2, textureRectCanonical.y1);
glEnd();
glCheckError();
int fontHeight = overlay->getWidgetFontHeight();
QPointF textPos = overlay->toCanonicalCoordinates( QPointF(5, fontHeight + 5) );
overlay->renderText(textPos.x(), textPos.y(), marker->getLabel(), overlayColor[0], overlayColor[1], overlayColor[2]);
//Draw internal marker
for (int l = 0; l < 2; ++l) {
// shadow (uses GL_PROJECTION)
glMatrixMode(GL_PROJECTION);
int direction = (l == 0) ? 1 : -1;
// translate (1,-1) pixels
glTranslated(direction * pixelScale.first / 256, -direction * pixelScale.second / 256, 0);
glMatrixMode(GL_MODELVIEW);
glColor4f(0.8 * l, 0.8 * l, 0.8 * l, 1);
glLineWidth(1.5 * screenPixelRatio);
glBegin(GL_LINE_LOOP);
glVertex2d(innerTopLeft.x, innerTopLeft.y);
glVertex2d(innerTopRight.x, innerTopRight.y);
glVertex2d(innerBtmRight.x, innerBtmRight.y);
glVertex2d(innerBtmLeft.x, innerBtmLeft.y);
glEnd();
glPointSize(POINT_SIZE * screenPixelRatio);
glBegin(GL_POINTS);
glVertex2d(centerPoint.x, centerPoint.y);
glEnd();
///Draw ellipse if scaling
if ( (eventState == eMouseStateScalingSelectedMarker) || (hoverState == eDrawStateShowScalingHint) ) {
double ellipseColor[3];
if (eventState == eMouseStateScalingSelectedMarker) {