/** @brief ctor */
PenArgs::PenArgs( const PropertySet& props )
: InteractArgs( props )
{
pixelScale = getPixelScale( props );
penPosition.x = props.propGetDouble( kOfxInteractPropPenPosition, 0 );
penPosition.y = props.propGetDouble( kOfxInteractPropPenPosition, 1 );
penPressure = props.propGetDouble( kOfxInteractPropPenPressure );
}
/** @brief ctor */
FocusArgs::FocusArgs(const PropertySet &props)
: InteractArgs(props)
{
#ifdef kOfxInteractPropViewportSize // removed in OFX 1.4
viewportSize.x = viewportSize.y = 0.;
props.propGetDoubleN(kOfxInteractPropViewportSize, &viewportSize.x, 2, false);
#endif
pixelScale = getPixelScale(props);
backGroundColour = getBackgroundColour(props);
}
/** @brief ctor */
PenArgs::PenArgs(const PropertySet &props)
: InteractArgs(props)
{
#ifdef kOfxInteractPropViewportSize // removed in OFX 1.4
viewportSize.x = viewportSize.y = 0.;
props.propGetDoubleN(kOfxInteractPropViewportSize, &viewportSize.x, 2, false);
#endif
pixelScale = getPixelScale(props);
backGroundColour = getBackgroundColour(props);
penPosition.x = penPosition.y = 0;
props.propGetDoubleN(kOfxInteractPropPenPosition, &penPosition.x, 2);
// Introduced in OFX 1.2. Return (-1,-1) if not available
OfxPointI pen = {-1, -1};
props.propGetIntN(kOfxInteractPropPenViewportPosition, &pen.x, 2);
penViewportPosition.x = pen.x;
penViewportPosition.y = pen.y;
penPressure = props.propGetDouble(kOfxInteractPropPenPressure);
}
bool
PointOverlayInteract::onOverlayPenUp(TimeValue time,
const RenderScale & renderScale,
ViewIdx view,
const QPointF & viewportPos,
const QPointF & penPos,
double pressure,
TimeValue timestamp)
{
KnobDoublePtr knob = _imp->param.lock();
// do not show interact if knob is secret or not enabled
// see https://github.com/MrKepzie/Natron/issues/932
if ( !knob || !knob->shouldDrawOverlayInteract() ) {
return false;
}
RenderScale pscale;
getPixelScale(pscale.x, pscale.y);
bool didSomething = false;
if (_imp->state == ePositionInteractStatePicked) {
if (!_imp->interactiveDrag) {
std::vector<double> p(2);
p[0] = fround(_imp->lastPenPos.x(), pscale.x);
p[1] = fround(_imp->lastPenPos.y(), pscale.y);
for (int i = 0; i < 2; ++i) {
if (knob->getValueIsNormalized(DimIdx(i)) != eValueIsNormalizedNone) {
p[i] = knob->normalize(DimIdx(i), time, p[i]);
}
}
knob->setValueAcrossDimensions(p, DimIdx(0), view, eValueChangedReasonUserEdited);
}
_imp->state = ePositionInteractStateInactive;
bool motion = onOverlayPenMotion(time, renderScale, view, viewportPos, penPos, pressure, timestamp);
Q_UNUSED(motion);
didSomething = true;
}
return didSomething;
} // onOverlayPenUp
bool
ViewerNodeOverlay::onOverlayPenMotion(TimeValue /*time*/, const RenderScale & /*renderScale*/, ViewIdx /*view*/,
const QPointF & /*viewportPos*/, const QPointF & pos, double /*pressure*/, TimeValue /*timestamp*/)
{
Point pixelScale;
getPixelScale(pixelScale.x, pixelScale.y);
bool userRoIEnabled = _imp->toggleUserRoIButtonKnob.lock()->getValue();
RectD userRoI;
if (userRoIEnabled) {
if (uiState == eViewerNodeInteractMouseStateDraggingRoiBottomEdge ||
uiState == eViewerNodeInteractMouseStateDraggingRoiTopEdge ||
uiState == eViewerNodeInteractMouseStateDraggingRoiLeftEdge ||
uiState == eViewerNodeInteractMouseStateDraggingRoiRightEdge ||
uiState == eViewerNodeInteractMouseStateDraggingRoiCross ||
uiState == eViewerNodeInteractMouseStateDraggingRoiBottomLeft ||
uiState == eViewerNodeInteractMouseStateDraggingRoiBottomRight ||
uiState == eViewerNodeInteractMouseStateDraggingRoiTopLeft ||
uiState == eViewerNodeInteractMouseStateDraggingRoiTopRight) {
userRoI = draggedUserRoI;
} else {
userRoI = _imp->_publicInterface->getUserRoI();
}
}
bool wipeEnabled = (ViewerCompositingOperatorEnum)_imp->blendingModeChoiceKnob.lock()->getValue() != eViewerCompositingOperatorNone;
double wipeAmount = _imp->_publicInterface->getWipeAmount();
double wipeAngle = _imp->_publicInterface->getWipeAngle();
QPointF wipeCenter = _imp->_publicInterface->getWipeCenter();
bool wasHovering = hoverState != eHoverStateNothing;
bool cursorSet = false;
bool overlayCaught = false;
hoverState = eHoverStateNothing;
if ( wipeEnabled && isNearbyWipeCenter(wipeCenter, pos, pixelScale.x, pixelScale.y) ) {
_imp->_publicInterface->setCurrentCursor(eCursorSizeAll);
cursorSet = true;
} else if ( wipeEnabled && isNearbyWipeMixHandle(wipeCenter, wipeAngle, wipeAmount, pos, pixelScale.x, pixelScale.y) ) {
hoverState = eHoverStateWipeMix;
overlayCaught = true;
} else if ( wipeEnabled && isNearbyWipeRotateBar(wipeCenter, wipeAngle, pos, pixelScale.x, pixelScale.y) ) {
hoverState = eHoverStateWipeRotateHandle;
overlayCaught = true;
} else if (userRoIEnabled) {
if ( isNearbyUserRoIBottomEdge(userRoI, pos, pixelScale.x, pixelScale.y)
|| isNearbyUserRoITopEdge(userRoI, pos, pixelScale.x, pixelScale.y)
|| ( uiState == eViewerNodeInteractMouseStateDraggingRoiBottomEdge)
|| ( uiState == eViewerNodeInteractMouseStateDraggingRoiTopEdge) ) {
_imp->_publicInterface->setCurrentCursor(eCursorSizeVer);
cursorSet = true;
} else if ( isNearbyUserRoILeftEdge(userRoI, pos, pixelScale.x, pixelScale.y)
|| isNearbyUserRoIRightEdge(userRoI, pos, pixelScale.x, pixelScale.y)
|| ( uiState == eViewerNodeInteractMouseStateDraggingRoiLeftEdge)
|| ( uiState == eViewerNodeInteractMouseStateDraggingRoiRightEdge) ) {
_imp->_publicInterface->setCurrentCursor(eCursorSizeHor);
cursorSet = true;
} else if ( isNearbyUserRoI( (userRoI.x1 + userRoI.x2) / 2, (userRoI.y1 + userRoI.y2) / 2, pos, pixelScale.x, pixelScale.y )
|| ( uiState == eViewerNodeInteractMouseStateDraggingRoiCross) ) {
_imp->_publicInterface->setCurrentCursor(eCursorSizeAll);
cursorSet = true;
} else if ( isNearbyUserRoI(userRoI.x2, userRoI.y1, pos, pixelScale.x, pixelScale.y) ||
isNearbyUserRoI(userRoI.x1, userRoI.y2, pos, pixelScale.x, pixelScale.y) ||
( uiState == eViewerNodeInteractMouseStateDraggingRoiBottomRight) ||
( uiState == eViewerNodeInteractMouseStateDraggingRoiTopLeft) ) {
_imp->_publicInterface->setCurrentCursor(eCursorFDiag);
cursorSet = true;
} else if ( isNearbyUserRoI(userRoI.x1, userRoI.y1, pos, pixelScale.x, pixelScale.y) ||
isNearbyUserRoI(userRoI.x2, userRoI.y2, pos, pixelScale.x, pixelScale.y) ||
( uiState == eViewerNodeInteractMouseStateDraggingRoiBottomLeft) ||
( uiState == eViewerNodeInteractMouseStateDraggingRoiTopRight) ) {
_imp->_publicInterface->setCurrentCursor(eCursorBDiag);
cursorSet = true;
}
}
if (!cursorSet) {
_imp->_publicInterface->setCurrentCursor(eCursorDefault);
}
if ( (hoverState == eHoverStateNothing) && wasHovering ) {
overlayCaught = true;
}
double dx = pos.x() - lastMousePos.x();
double dy = pos.y() - lastMousePos.y();
switch (uiState) {
case eViewerNodeInteractMouseStateDraggingRoiBottomEdge: {
if ( (draggedUserRoI.y1 + dy) < draggedUserRoI.y2 ) {
draggedUserRoI.y1 += dy;
overlayCaught = true;
}
break;
}
case eViewerNodeInteractMouseStateDraggingRoiLeftEdge: {
if ( (draggedUserRoI.x1 + dx) < draggedUserRoI.x2 ) {
draggedUserRoI.x1 += dx;
overlayCaught = true;
}
break;
}
case eViewerNodeInteractMouseStateDraggingRoiRightEdge: {
if ( (draggedUserRoI.x2 + dx) > draggedUserRoI.x1 ) {
draggedUserRoI.x2 += dx;
overlayCaught = true;
}
break;
}
case eViewerNodeInteractMouseStateDraggingRoiTopEdge: {
if ( (draggedUserRoI.y2 + dy) > draggedUserRoI.y1 ) {
draggedUserRoI.y2 += dy;
overlayCaught = true;
}
break;
}
case eViewerNodeInteractMouseStateDraggingRoiCross: {
draggedUserRoI.translate(dx, dy);
overlayCaught = true;
break;
}
case eViewerNodeInteractMouseStateDraggingRoiTopLeft: {
if ( (draggedUserRoI.y2 + dy) > draggedUserRoI.y1 ) {
draggedUserRoI.y2 += dy;
}
if ( (draggedUserRoI.x1 + dx) < draggedUserRoI.x2 ) {
draggedUserRoI.x1 += dx;
}
overlayCaught = true;
break;
}
case eViewerNodeInteractMouseStateDraggingRoiTopRight: {
if ( (draggedUserRoI.y2 + dy) > draggedUserRoI.y1 ) {
draggedUserRoI.y2 += dy;
}
if ( (draggedUserRoI.x2 + dx) > draggedUserRoI.x1 ) {
draggedUserRoI.x2 += dx;
}
overlayCaught = true;
break;
}
case eViewerNodeInteractMouseStateDraggingRoiBottomRight:
case eViewerNodeInteractMouseStateBuildingUserRoI:{
if ( (draggedUserRoI.x2 + dx) > draggedUserRoI.x1 ) {
draggedUserRoI.x2 += dx;
}
if ( (draggedUserRoI.y1 + dy) < draggedUserRoI.y2 ) {
draggedUserRoI.y1 += dy;
}
overlayCaught = true;
break;
}
case eViewerNodeInteractMouseStateDraggingRoiBottomLeft: {
if ( (draggedUserRoI.y1 + dy) < draggedUserRoI.y2 ) {
draggedUserRoI.y1 += dy;
}
if ( (draggedUserRoI.x1 + dx) < draggedUserRoI.x2 ) {
draggedUserRoI.x1 += dx;
}
overlayCaught = true;
break;
}
case eViewerNodeInteractMouseStateDraggingWipeCenter: {
KnobDoublePtr centerKnob = _imp->wipeCenter.lock();
centerKnob->setValue(centerKnob->getValue() + dx);
centerKnob->setValue(centerKnob->getValue(DimIdx(1)) + dy, ViewSetSpec::all(), DimIdx(1));
overlayCaught = true;
break;
}
case eViewerNodeInteractMouseStateDraggingWipeMixHandle: {
KnobDoublePtr centerKnob = _imp->wipeCenter.lock();
Point center;
center.x = centerKnob->getValue();
center.y = centerKnob->getValue(DimIdx(1));
double angle = std::atan2( pos.y() - center.y, pos.x() - center.x );
double prevAngle = std::atan2( lastMousePos.y() - center.y,
lastMousePos.x() - center.x );
KnobDoublePtr mixKnob = _imp->wipeAmount.lock();
double mixAmount = mixKnob->getValue();
mixAmount -= (angle - prevAngle);
mixAmount = std::max( 0., std::min(mixAmount, 1.) );
mixKnob->setValue(mixAmount);
overlayCaught = true;
break;
}
case eViewerNodeInteractMouseStateRotatingWipeHandle: {
KnobDoublePtr centerKnob = _imp->wipeCenter.lock();
Point center;
center.x = centerKnob->getValue();
center.y = centerKnob->getValue(DimIdx(1));
double angle = std::atan2( pos.y() - center.y, pos.x() - center.x );
KnobDoublePtr angleKnob = _imp->wipeAngle.lock();
double closestPI2 = M_PI_2 * std::floor(angle / M_PI_2 + 0.5);
if (std::fabs(angle - closestPI2) < 0.1) {
// snap to closest multiple of PI / 2.
angle = closestPI2;
}
angleKnob->setValue(angle);
overlayCaught = true;
break;
}
default:
break;
}
lastMousePos = pos;
return overlayCaught;
} // onOverlayPenMotion
bool
ViewerNodeOverlay::onOverlayPenDown(TimeValue /*time*/,
const RenderScale & /*renderScale*/,
ViewIdx /*view*/,
const QPointF & /*viewportPos*/,
const QPointF & pos,
double /*pressure*/,
TimeValue /*timestamp*/,
PenType pen)
{
Point pixelScale;
getPixelScale(pixelScale.x, pixelScale.y);
bool overlaysCaught = false;
if (!overlaysCaught &&
pen == ePenTypeLMB &&
buildUserRoIOnNextPress) {
draggedUserRoI.x1 = pos.x();
draggedUserRoI.y1 = pos.y();
draggedUserRoI.x2 = pos.x();
draggedUserRoI.y2 = pos.y();
buildUserRoIOnNextPress = false;
uiState = eViewerNodeInteractMouseStateBuildingUserRoI;
overlaysCaught = true;
}
bool userRoIEnabled = _imp->toggleUserRoIButtonKnob.lock()->getValue();
RectD userRoI;
if (userRoIEnabled) {
userRoI = _imp->_publicInterface->getUserRoI();
}
// Catch wipe
bool wipeEnabled = (ViewerCompositingOperatorEnum)_imp->blendingModeChoiceKnob.lock()->getValue() != eViewerCompositingOperatorNone;
double wipeAmount = _imp->_publicInterface->getWipeAmount();
double wipeAngle = _imp->_publicInterface->getWipeAngle();
QPointF wipeCenter = _imp->_publicInterface->getWipeCenter();
if ( !overlaysCaught &&
wipeEnabled &&
pen == ePenTypeLMB &&
isNearbyWipeCenter(wipeCenter, pos, pixelScale.x, pixelScale.y) ) {
uiState = eViewerNodeInteractMouseStateDraggingWipeCenter;
overlaysCaught = true;
}
if ( !overlaysCaught &&
wipeEnabled &&
pen == ePenTypeLMB &&
isNearbyWipeMixHandle(wipeCenter, wipeAngle, wipeAmount, pos, pixelScale.x, pixelScale.y) ) {
uiState = eViewerNodeInteractMouseStateDraggingWipeMixHandle;
overlaysCaught = true;
}
if ( !overlaysCaught &&
wipeEnabled &&
pen == ePenTypeLMB &&
isNearbyWipeRotateBar(wipeCenter, wipeAngle, pos, pixelScale.x, pixelScale.y) ) {
uiState = eViewerNodeInteractMouseStateRotatingWipeHandle;
overlaysCaught = true;
}
// Catch User RoI
if ( !overlaysCaught &&
pen == ePenTypeLMB &&
userRoIEnabled &&
isNearbyUserRoIBottomEdge(userRoI, pos, pixelScale.x, pixelScale.y) ) {
// start dragging the bottom edge of the user ROI
uiState = eViewerNodeInteractMouseStateDraggingRoiBottomEdge;
draggedUserRoI = userRoI;
overlaysCaught = true;
}
if ( !overlaysCaught &&
pen == ePenTypeLMB &&
userRoIEnabled &&
isNearbyUserRoILeftEdge(userRoI, pos, pixelScale.x, pixelScale.y) ) {
// start dragging the left edge of the user ROI
uiState = eViewerNodeInteractMouseStateDraggingRoiLeftEdge;
draggedUserRoI = userRoI;
overlaysCaught = true;
}
if ( !overlaysCaught &&
pen == ePenTypeLMB &&
userRoIEnabled &&
isNearbyUserRoIRightEdge(userRoI, pos, pixelScale.x, pixelScale.y) ) {
// start dragging the right edge of the user ROI
uiState = eViewerNodeInteractMouseStateDraggingRoiRightEdge;
draggedUserRoI = userRoI;
overlaysCaught = true;
}
if ( !overlaysCaught &&
pen == ePenTypeLMB &&
userRoIEnabled &&
isNearbyUserRoITopEdge(userRoI, pos, pixelScale.x, pixelScale.y) ) {
// start dragging the top edge of the user ROI
uiState = eViewerNodeInteractMouseStateDraggingRoiTopEdge;
draggedUserRoI = userRoI;
overlaysCaught = true;
}
if ( !overlaysCaught &&
pen == ePenTypeLMB &&
userRoIEnabled &&
isNearbyUserRoI( (userRoI.x1 + userRoI.x2) / 2., (userRoI.y1 + userRoI.y2) / 2.,
pos, pixelScale.x, pixelScale.y ) ) {
// start dragging the midpoint of the user ROI
uiState = eViewerNodeInteractMouseStateDraggingRoiCross;
draggedUserRoI = userRoI;
overlaysCaught = true;
}
if ( !overlaysCaught &&
pen == ePenTypeLMB &&
userRoIEnabled &&
isNearbyUserRoI(userRoI.x1, userRoI.y2, pos, pixelScale.x, pixelScale.y) ) {
// start dragging the topleft corner of the user ROI
uiState = eViewerNodeInteractMouseStateDraggingRoiTopLeft;
draggedUserRoI = userRoI;
overlaysCaught = true;
}
if ( !overlaysCaught &&
pen == ePenTypeLMB &&
userRoIEnabled &&
isNearbyUserRoI(userRoI.x2, userRoI.y2, pos, pixelScale.x, pixelScale.y) ) {
// start dragging the topright corner of the user ROI
uiState = eViewerNodeInteractMouseStateDraggingRoiTopRight;
draggedUserRoI = userRoI;
overlaysCaught = true;
}
if ( !overlaysCaught &&
pen == ePenTypeLMB &&
userRoIEnabled &&
isNearbyUserRoI(userRoI.x1, userRoI.y1, pos, pixelScale.x, pixelScale.y) ) {
// start dragging the bottomleft corner of the user ROI
uiState = eViewerNodeInteractMouseStateDraggingRoiBottomLeft;
draggedUserRoI = userRoI;
overlaysCaught = true;
}
if ( !overlaysCaught &&
pen == ePenTypeLMB &&
userRoIEnabled &&
isNearbyUserRoI(userRoI.x2, userRoI.y1, pos, pixelScale.x, pixelScale.y) ) {
// start dragging the bottomright corner of the user ROI
uiState = eViewerNodeInteractMouseStateDraggingRoiBottomRight;
draggedUserRoI = userRoI;
overlaysCaught = true;
}
if ( !overlaysCaught &&
pen == ePenTypeRMB ) {
showRightClickMenu();
overlaysCaught = true;
}
lastMousePos = pos;
return overlaysCaught;
} // onOverlayPenDown
void
ViewerNodeOverlay::drawWipeControl()
{
Point pixelScale;
getPixelScale(pixelScale.x, pixelScale.y);
double angle;
QPointF center;
double mixAmount;
{
angle = _imp->wipeAngle.lock()->getValue();
KnobDoublePtr centerKnob = _imp->wipeCenter.lock();
center.rx() = centerKnob->getValue();
center.ry() = centerKnob->getValue(DimIdx(1));
mixAmount = _imp->wipeAmount.lock()->getValue();
}
double alphaMix1, alphaMix0, alphaCurMix;
alphaMix1 = angle + M_PI_4 / 2;
alphaMix0 = angle + 3. * M_PI_4 / 2;
alphaCurMix = mixAmount * (alphaMix1 - alphaMix0) + alphaMix0;
QPointF mix0Pos, mixPos, mix1Pos;
double mixX, mixY, rotateW, rotateH, rotateOffsetX, rotateOffsetY;
mixX = WIPE_MIX_HANDLE_LENGTH * pixelScale.x;
mixY = WIPE_MIX_HANDLE_LENGTH * pixelScale.y;
rotateW = WIPE_ROTATE_HANDLE_LENGTH * pixelScale.x;
rotateH = WIPE_ROTATE_HANDLE_LENGTH * pixelScale.y;
rotateOffsetX = WIPE_ROTATE_OFFSET * pixelScale.x;
rotateOffsetY = WIPE_ROTATE_OFFSET * pixelScale.y;
mixPos.setX(center.x() + std::cos(alphaCurMix) * mixX);
mixPos.setY(center.y() + std::sin(alphaCurMix) * mixY);
mix0Pos.setX(center.x() + std::cos(alphaMix0) * mixX);
mix0Pos.setY(center.y() + std::sin(alphaMix0) * mixY);
mix1Pos.setX(center.x() + std::cos(alphaMix1) * mixX);
mix1Pos.setY(center.y() + std::sin(alphaMix1) * mixY);
QPointF oppositeAxisBottom, oppositeAxisTop, rotateAxisLeft, rotateAxisRight;
rotateAxisRight.setX( center.x() + std::cos(angle) * (rotateW - rotateOffsetX) );
rotateAxisRight.setY( center.y() + std::sin(angle) * (rotateH - rotateOffsetY) );
rotateAxisLeft.setX(center.x() - std::cos(angle) * rotateOffsetX);
rotateAxisLeft.setY( center.y() - (std::sin(angle) * rotateOffsetY) );
oppositeAxisTop.setX( center.x() + std::cos(angle + M_PI_2) * (rotateW / 2.) );
oppositeAxisTop.setY( center.y() + std::sin(angle + M_PI_2) * (rotateH / 2.) );
oppositeAxisBottom.setX( center.x() - std::cos(angle + M_PI_2) * (rotateW / 2.) );
oppositeAxisBottom.setY( center.y() - std::sin(angle + M_PI_2) * (rotateH / 2.) );
{
GLProtectAttrib<GL_GPU> a(GL_ENABLE_BIT | GL_LINE_BIT | GL_CURRENT_BIT | GL_HINT_BIT | GL_TRANSFORM_BIT | GL_COLOR_BUFFER_BIT);
//GLProtectMatrix p(GL_PROJECTION); // useless (we do two glTranslate in opposite directions)
// Draw everything twice
// l = 0: shadow
// l = 1: drawing
double baseColor[3];
for (int l = 0; l < 2; ++l) {
// shadow (uses GL_PROJECTION)
GL_GPU::MatrixMode(GL_PROJECTION);
int direction = (l == 0) ? 1 : -1;
// translate (1,-1) pixels
GL_GPU::Translated(direction * pixelScale.x, -direction * pixelScale.y, 0);
GL_GPU::MatrixMode(GL_MODELVIEW); // Modelview should be used on Nuke
if (l == 0) {
// Draw a shadow for the cross hair
baseColor[0] = baseColor[1] = baseColor[2] = 0.;
} else {
baseColor[0] = baseColor[1] = baseColor[2] = 0.8;
}
GL_GPU::Enable(GL_BLEND);
GL_GPU::BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
GL_GPU::Enable(GL_LINE_SMOOTH);
GL_GPU::Hint(GL_LINE_SMOOTH_HINT, GL_DONT_CARE);
GL_GPU::LineWidth(1.5);
GL_GPU::Begin(GL_LINES);
if ( (hoverState == eHoverStateWipeRotateHandle) || (uiState == eViewerNodeInteractMouseStateRotatingWipeHandle) ) {
GL_GPU::Color4f(0., 1. * l, 0., 1.);
}
GL_GPU::Color4f(baseColor[0], baseColor[1], baseColor[2], 1.);
GL_GPU::Vertex2d( rotateAxisLeft.x(), rotateAxisLeft.y() );
GL_GPU::Vertex2d( rotateAxisRight.x(), rotateAxisRight.y() );
GL_GPU::Vertex2d( oppositeAxisBottom.x(), oppositeAxisBottom.y() );
GL_GPU::Vertex2d( oppositeAxisTop.x(), oppositeAxisTop.y() );
GL_GPU::Vertex2d( center.x(), center.y() );
GL_GPU::Vertex2d( mixPos.x(), mixPos.y() );
GL_GPU::End();
GL_GPU::LineWidth(1.);
///if hovering the rotate handle or dragging it show a small bended arrow
if ( (hoverState == eHoverStateWipeRotateHandle) || (uiState == eViewerNodeInteractMouseStateRotatingWipeHandle) ) {
GLProtectMatrix<GL_GPU> p(GL_MODELVIEW);
GL_GPU::Color4f(0., 1. * l, 0., 1.);
double arrowCenterX = WIPE_ROTATE_HANDLE_LENGTH * pixelScale.x / 2;
///draw an arrow slightly bended. This is an arc of circle of radius 5 in X, and 10 in Y.
OfxPointD arrowRadius;
arrowRadius.x = 5. * pixelScale.x;
arrowRadius.y = 10. * pixelScale.y;
GL_GPU::Translatef(center.x(), center.y(), 0.);
GL_GPU::Rotatef(angle * 180.0 / M_PI, 0, 0, 1);
// center the oval at x_center, y_center
GL_GPU::Translatef (arrowCenterX, 0., 0);
// draw the oval using line segments
GL_GPU::Begin (GL_LINE_STRIP);
GL_GPU::Vertex2f (0, arrowRadius.y);
GL_GPU::Vertex2f (arrowRadius.x, 0.);
GL_GPU::Vertex2f (0, -arrowRadius.y);
GL_GPU::End ();
GL_GPU::Begin(GL_LINES);
///draw the top head
GL_GPU::Vertex2f(0., arrowRadius.y);
GL_GPU::Vertex2f(0., arrowRadius.y - arrowRadius.x );
GL_GPU::Vertex2f(0., arrowRadius.y);
GL_GPU::Vertex2f(4. * pixelScale.x, arrowRadius.y - 3. * pixelScale.y); // 5^2 = 3^2+4^2
///draw the bottom head
GL_GPU::Vertex2f(0., -arrowRadius.y);
GL_GPU::Vertex2f(0., -arrowRadius.y + 5. * pixelScale.y);
GL_GPU::Vertex2f(0., -arrowRadius.y);
GL_GPU::Vertex2f(4. * pixelScale.x, -arrowRadius.y + 3. * pixelScale.y); // 5^2 = 3^2+4^2
GL_GPU::End();
GL_GPU::Color4f(baseColor[0], baseColor[1], baseColor[2], 1.);
}
GL_GPU::PointSize(5.);
GL_GPU::Enable(GL_POINT_SMOOTH);
GL_GPU::Begin(GL_POINTS);
GL_GPU::Vertex2d( center.x(), center.y() );
if ( ( (hoverState == eHoverStateWipeMix) &&
(uiState != eViewerNodeInteractMouseStateRotatingWipeHandle) )
|| (uiState == eViewerNodeInteractMouseStateDraggingWipeMixHandle) ) {
GL_GPU::Color4f(0., 1. * l, 0., 1.);
}
GL_GPU::Vertex2d( mixPos.x(), mixPos.y() );
GL_GPU::End();
GL_GPU::PointSize(1.);
drawArcOfCircle(center, mixX, mixY, angle + M_PI_4 / 2, angle + 3. * M_PI_4 / 2);
}
} // GLProtectAttrib a(GL_ENABLE_BIT | GL_LINE_BIT | GL_CURRENT_BIT | GL_HINT_BIT | GL_TRANSFORM_BIT | GL_COLOR_BUFFER_BIT);
} // drawWipeControl
void
ViewerNodeOverlay::drawUserRoI()
{
Point pixelScale;
getPixelScale(pixelScale.x, pixelScale.y);
{
GLProtectAttrib<GL_GPU> a(GL_COLOR_BUFFER_BIT | GL_CURRENT_BIT | GL_ENABLE_BIT);
GL_GPU::Disable(GL_BLEND);
GL_GPU::Color4f(0.9, 0.9, 0.9, 1.);
RectD userRoI;
if ( uiState == eViewerNodeInteractMouseStateBuildingUserRoI ||
uiState == eViewerNodeInteractMouseStateDraggingRoiBottomEdge ||
uiState == eViewerNodeInteractMouseStateDraggingRoiBottomLeft ||
uiState == eViewerNodeInteractMouseStateDraggingRoiBottomRight ||
uiState == eViewerNodeInteractMouseStateDraggingRoiRightEdge ||
uiState == eViewerNodeInteractMouseStateDraggingRoiTopRight ||
uiState == eViewerNodeInteractMouseStateDraggingRoiTopEdge ||
uiState == eViewerNodeInteractMouseStateDraggingRoiTopLeft ||
uiState == eViewerNodeInteractMouseStateDraggingRoiLeftEdge ||
uiState == eViewerNodeInteractMouseStateDraggingRoiCross ||
buildUserRoIOnNextPress ) {
userRoI = draggedUserRoI;
} else {
userRoI = _imp->_publicInterface->getUserRoI();
}
if (buildUserRoIOnNextPress) {
GL_GPU::LineStipple(2, 0xAAAA);
GL_GPU::Enable(GL_LINE_STIPPLE);
}
///base rect
GL_GPU::Begin(GL_LINE_LOOP);
GL_GPU::Vertex2f(userRoI.x1, userRoI.y1); //bottom left
GL_GPU::Vertex2f(userRoI.x1, userRoI.y2); //top left
GL_GPU::Vertex2f(userRoI.x2, userRoI.y2); //top right
GL_GPU::Vertex2f(userRoI.x2, userRoI.y1); //bottom right
GL_GPU::End();
GL_GPU::Begin(GL_LINES);
///border ticks
double borderTickWidth = USER_ROI_BORDER_TICK_SIZE * pixelScale.x;
double borderTickHeight = USER_ROI_BORDER_TICK_SIZE * pixelScale.y;
GL_GPU::Vertex2f(userRoI.x1, (userRoI.y1 + userRoI.y2) / 2);
GL_GPU::Vertex2f(userRoI.x1 - borderTickWidth, (userRoI.y1 + userRoI.y2) / 2);
GL_GPU::Vertex2f(userRoI.x2, (userRoI.y1 + userRoI.y2) / 2);
GL_GPU::Vertex2f(userRoI.x2 + borderTickWidth, (userRoI.y1 + userRoI.y2) / 2);
GL_GPU::Vertex2f( (userRoI.x1 + userRoI.x2) / 2, userRoI.y2 );
GL_GPU::Vertex2f( (userRoI.x1 + userRoI.x2) / 2, userRoI.y2 + borderTickHeight );
GL_GPU::Vertex2f( (userRoI.x1 + userRoI.x2) / 2, userRoI.y1 );
GL_GPU::Vertex2f( (userRoI.x1 + userRoI.x2) / 2, userRoI.y1 - borderTickHeight );
///middle cross
double crossWidth = USER_ROI_CROSS_RADIUS * pixelScale.x;
double crossHeight = USER_ROI_CROSS_RADIUS * pixelScale.y;
GL_GPU::Vertex2f( (userRoI.x1 + userRoI.x2) / 2, (userRoI.y1 + userRoI.y2) / 2 - crossHeight );
GL_GPU::Vertex2f( (userRoI.x1 + userRoI.x2) / 2, (userRoI.y1 + userRoI.y2) / 2 + crossHeight );
GL_GPU::Vertex2f( (userRoI.x1 + userRoI.x2) / 2 - crossWidth, (userRoI.y1 + userRoI.y2) / 2 );
GL_GPU::Vertex2f( (userRoI.x1 + userRoI.x2) / 2 + crossWidth, (userRoI.y1 + userRoI.y2) / 2 );
GL_GPU::End();
///draw handles hint for the user
GL_GPU::Begin(GL_QUADS);
double rectHalfWidth = (USER_ROI_SELECTION_POINT_SIZE * pixelScale.x) / 2.;
double rectHalfHeight = (USER_ROI_SELECTION_POINT_SIZE * pixelScale.y) / 2.;
//left
GL_GPU::Vertex2f(userRoI.x1 + rectHalfWidth, (userRoI.y1 + userRoI.y2) / 2 - rectHalfHeight);
GL_GPU::Vertex2f(userRoI.x1 + rectHalfWidth, (userRoI.y1 + userRoI.y2) / 2 + rectHalfHeight);
GL_GPU::Vertex2f(userRoI.x1 - rectHalfWidth, (userRoI.y1 + userRoI.y2) / 2 + rectHalfHeight);
GL_GPU::Vertex2f(userRoI.x1 - rectHalfWidth, (userRoI.y1 + userRoI.y2) / 2 - rectHalfHeight);
//top
GL_GPU::Vertex2f( (userRoI.x1 + userRoI.x2) / 2 - rectHalfWidth, userRoI.y2 - rectHalfHeight );
GL_GPU::Vertex2f( (userRoI.x1 + userRoI.x2) / 2 - rectHalfWidth, userRoI.y2 + rectHalfHeight );
GL_GPU::Vertex2f( (userRoI.x1 + userRoI.x2) / 2 + rectHalfWidth, userRoI.y2 + rectHalfHeight );
GL_GPU::Vertex2f( (userRoI.x1 + userRoI.x2) / 2 + rectHalfWidth, userRoI.y2 - rectHalfHeight );
//right
GL_GPU::Vertex2f(userRoI.x2 - rectHalfWidth, (userRoI.y1 + userRoI.y2) / 2 - rectHalfHeight);
GL_GPU::Vertex2f(userRoI.x2 - rectHalfWidth, (userRoI.y1 + userRoI.y2) / 2 + rectHalfHeight);
GL_GPU::Vertex2f(userRoI.x2 + rectHalfWidth, (userRoI.y1 + userRoI.y2) / 2 + rectHalfHeight);
GL_GPU::Vertex2f(userRoI.x2 + rectHalfWidth, (userRoI.y1 + userRoI.y2) / 2 - rectHalfHeight);
//bottom
GL_GPU::Vertex2f( (userRoI.x1 + userRoI.x2) / 2 - rectHalfWidth, userRoI.y1 - rectHalfHeight );
GL_GPU::Vertex2f( (userRoI.x1 + userRoI.x2) / 2 - rectHalfWidth, userRoI.y1 + rectHalfHeight );
GL_GPU::Vertex2f( (userRoI.x1 + userRoI.x2) / 2 + rectHalfWidth, userRoI.y1 + rectHalfHeight );
GL_GPU::Vertex2f( (userRoI.x1 + userRoI.x2) / 2 + rectHalfWidth, userRoI.y1 - rectHalfHeight );
//middle
GL_GPU::Vertex2f( (userRoI.x1 + userRoI.x2) / 2 - rectHalfWidth, (userRoI.y1 + userRoI.y2) / 2 - rectHalfHeight );
GL_GPU::Vertex2f( (userRoI.x1 + userRoI.x2) / 2 - rectHalfWidth, (userRoI.y1 + userRoI.y2) / 2 + rectHalfHeight );
GL_GPU::Vertex2f( (userRoI.x1 + userRoI.x2) / 2 + rectHalfWidth, (userRoI.y1 + userRoI.y2) / 2 + rectHalfHeight );
GL_GPU::Vertex2f( (userRoI.x1 + userRoI.x2) / 2 + rectHalfWidth, (userRoI.y1 + userRoI.y2) / 2 - rectHalfHeight );
//top left
GL_GPU::Vertex2f(userRoI.x1 - rectHalfWidth, userRoI.y2 - rectHalfHeight);
GL_GPU::Vertex2f(userRoI.x1 - rectHalfWidth, userRoI.y2 + rectHalfHeight);
GL_GPU::Vertex2f(userRoI.x1 + rectHalfWidth, userRoI.y2 + rectHalfHeight);
GL_GPU::Vertex2f(userRoI.x1 + rectHalfWidth, userRoI.y2 - rectHalfHeight);
//top right
GL_GPU::Vertex2f(userRoI.x2 - rectHalfWidth, userRoI.y2 - rectHalfHeight);
GL_GPU::Vertex2f(userRoI.x2 - rectHalfWidth, userRoI.y2 + rectHalfHeight);
GL_GPU::Vertex2f(userRoI.x2 + rectHalfWidth, userRoI.y2 + rectHalfHeight);
GL_GPU::Vertex2f(userRoI.x2 + rectHalfWidth, userRoI.y2 - rectHalfHeight);
//bottom right
GL_GPU::Vertex2f(userRoI.x2 - rectHalfWidth, userRoI.y1 - rectHalfHeight);
GL_GPU::Vertex2f(userRoI.x2 - rectHalfWidth, userRoI.y1 + rectHalfHeight);
GL_GPU::Vertex2f(userRoI.x2 + rectHalfWidth, userRoI.y1 + rectHalfHeight);
GL_GPU::Vertex2f(userRoI.x2 + rectHalfWidth, userRoI.y1 - rectHalfHeight);
//bottom left
GL_GPU::Vertex2f(userRoI.x1 - rectHalfWidth, userRoI.y1 - rectHalfHeight);
GL_GPU::Vertex2f(userRoI.x1 - rectHalfWidth, userRoI.y1 + rectHalfHeight);
GL_GPU::Vertex2f(userRoI.x1 + rectHalfWidth, userRoI.y1 + rectHalfHeight);
GL_GPU::Vertex2f(userRoI.x1 + rectHalfWidth, userRoI.y1 - rectHalfHeight);
GL_GPU::End();
if (buildUserRoIOnNextPress) {
GL_GPU::Disable(GL_LINE_STIPPLE);
}
} // GLProtectAttrib a(GL_COLOR_BUFFER_BIT | GL_CURRENT_BIT | GL_ENABLE_BIT);
} // drawUserRoI
bool
CornerPinOverlayInteract::onOverlayPenMotion(TimeValue time,
const RenderScale & /*renderScale*/,
ViewIdx view,
const QPointF & /*viewportPos*/,
const QPointF & penPos,
double /*pressure*/,
TimeValue /*timestamp*/)
{
// do not show interact if knob is secret or not enabled
// see https://github.com/MrKepzie/Natron/issues/932
KnobDoublePtr from1Knob = _imp->from[0].lock();
if ( !from1Knob || !from1Knob->shouldDrawOverlayInteract() ) {
return false;
}
RenderScale pscale;
getPixelScale(pscale.x, pscale.y);
OfxPointD to[4];
OfxPointD from[4];
bool enable[4];
bool useFrom;
if (_imp->dragging == -1) {
for (int i = 0; i < 4; ++i) {
_imp->getFrom(time, i, &from[i].x, &from[i].y);
_imp->getTo(time, i, &to[i].x, &to[i].y);
enable[i] = _imp->getEnabled(time, i);
}
useFrom = _imp->getUseFromPoints(time);
} else {
for (int i = 0; i < 4; ++i) {
to[i] = _imp->toDrag[i];
from[i] = _imp->fromDrag[i];
enable[i] = _imp->enableDrag[i];
}
useFrom = _imp->useFromDrag;
}
if (!useFrom && !_imp->areToPointsAnimated()) {
return false;
}
OfxPointD p[4];
OfxPointD q[4];
int enableBegin = 4;
int enableEnd = 0;
for (int i = 0; i < 4; ++i) {
if (enable[i]) {
if (useFrom) {
p[i] = from[i];
q[i] = to[i];
} else {
q[i] = from[i];
p[i] = to[i];
}
if (i < enableBegin) {
enableBegin = i;
}
if (i + 1 > enableEnd) {
enableEnd = i + 1;
}
}
}
bool didSomething = false;
bool valuesChanged = false;
OfxPointD delta;
delta.x = penPos.x() - _imp->lastPenPos.x();
delta.y = penPos.y() - _imp->lastPenPos.y();
_imp->hovering = -1;
for (int i = enableBegin; i < enableEnd; ++i) {
if (enable[i]) {
if (_imp->dragging == i) {
if (useFrom) {
from[i].x += delta.x;
from[i].y += delta.y;
_imp->fromDrag[i] = from[i];
} else {
to[i].x += delta.x;
to[i].y += delta.y;
_imp->toDrag[i] = to[i];
}
valuesChanged = true;
} else if ( CornerPinOverlayInteractPrivate::isNearby(penPos, p[i].x, p[i].y, CornerPinOverlayInteractPrivate::pointTolerance(), pscale) ) {
_imp->hovering = i;
didSomething = true;
}
}
}
if ( (_imp->dragging != -1) && _imp->interactiveDrag && valuesChanged ) {
// no need to redraw overlay since it is slave to the paramaters
if (_imp->useFromDrag) {
KnobDoublePtr knob = _imp->from[_imp->dragging].lock();
assert(knob);
std::vector<double> val(2);
val[0] = from[_imp->dragging].x;
val[1] = from[_imp->dragging].y;
knob->setValueAcrossDimensions(val, DimIdx(0), view, eValueChangedReasonUserEdited);
} else {
KnobDoublePtr knob = _imp->to[_imp->dragging].lock();
assert(knob);
std::vector<double> val(2);
val[0] = to[_imp->dragging].x;
val[1] = to[_imp->dragging].y;
if (_imp->toPointsAutoKeyingEnabled) {
knob->setValueAtTimeAcrossDimensions(time, val, DimIdx(0), view, eValueChangedReasonUserEdited);
// Also set a keyframe on other points
for (int i = 0; i < 4; ++i) {
if (i == _imp->dragging) {
continue;
}
std::vector<double> values(2);
KnobDoublePtr toPoint = _imp->to[i].lock();
values[0] = toPoint->getValueAtTime(time, DimIdx(0));
values[1] = toPoint->getValueAtTime(time, DimIdx(1));
toPoint->setValueAtTimeAcrossDimensions(time, values, DimIdx(0), view, eValueChangedReasonUserEdited);
}
} else {
knob->setValueAcrossDimensions(val, DimIdx(0), view, eValueChangedReasonUserEdited);
}
}
}
_imp->lastPenPos = penPos;
return didSomething || valuesChanged;
} // onOverlayPenMotion
bool
CornerPinOverlayInteract::onOverlayPenDown(TimeValue time,
const RenderScale & /*renderScale*/,
ViewIdx /*view*/,
const QPointF & /*viewportPos*/,
const QPointF & pos,
double /*pressure*/,
TimeValue /*timestamp*/,
PenType /*pen*/)
{
// do not show interact if knob is secret or not enabled
// see https://github.com/MrKepzie/Natron/issues/932
KnobDoublePtr from1Knob = _imp->from[0].lock();
if ( !from1Knob || !from1Knob->shouldDrawOverlayInteract() ) {
return false;
}
RenderScale pscale;
getPixelScale(pscale.x, pscale.y);
OfxPointD to[4];
OfxPointD from[4];
bool enable[4];
bool useFrom;
if (_imp->dragging == -1) {
for (int i = 0; i < 4; ++i) {
_imp->getFrom(time, i, &from[i].x, &from[i].y);
_imp->getTo(time, i, &to[i].x, &to[i].y);
enable[i] = _imp->getEnabled(time, i);
}
useFrom = _imp->getUseFromPoints(time);
} else {
for (int i = 0; i < 4; ++i) {
to[i] = _imp->toDrag[i];
from[i] = _imp->fromDrag[i];
enable[i] = _imp->enableDrag[i];
}
useFrom = _imp->useFromDrag;
}
if (!useFrom && !_imp->areToPointsAnimated()) {
return false;
}
OfxPointD p[4];
OfxPointD q[4];
int enableBegin = 4;
int enableEnd = 0;
for (int i = 0; i < 4; ++i) {
if (enable[i]) {
if (useFrom) {
p[i] = from[i];
q[i] = to[i];
} else {
q[i] = from[i];
p[i] = to[i];
}
if (i < enableBegin) {
enableBegin = i;
}
if (i + 1 > enableEnd) {
enableEnd = i + 1;
}
}
}
bool didSomething = false;
for (int i = enableBegin; i < enableEnd; ++i) {
if (enable[i]) {
if ( CornerPinOverlayInteractPrivate::isNearby(pos, p[i].x, p[i].y, CornerPinOverlayInteractPrivate::pointTolerance(), pscale) ) {
_imp->dragging = i;
didSomething = true;
}
_imp->toDrag[i] = to[i];
_imp->fromDrag[i] = from[i];
_imp->enableDrag[i] = enable[i];
}
}
_imp->interactiveDrag = _imp->getInteractive();
_imp->useFromDrag = useFrom;
_imp->lastPenPos = pos;
return didSomething;
} // onOverlayPenDown
void
CornerPinOverlayInteract::drawOverlay(TimeValue time,
const RenderScale & /*renderScale*/,
ViewIdx /*view*/)
{
// do not show interact if knob is secret or not enabled
// see https://github.com/MrKepzie/Natron/issues/932
KnobDoublePtr from1Knob = _imp->from[0].lock();
if ( !from1Knob || !from1Knob->shouldDrawOverlayInteract() ) {
return;
}
OfxRGBColourD color;
if ( !getOverlayColor(color.r, color.g, color.b) ) {
color.r = color.g = color.b = 0.8;
}
RenderScale pscale;
getPixelScale(pscale.x, pscale.y);
OfxPointD to[4];
OfxPointD from[4];
bool enable[4];
bool useFrom;
if (_imp->dragging == -1) {
for (int i = 0; i < 4; ++i) {
_imp->getFrom(time, i, &from[i].x, &from[i].y);
_imp->getTo(time, i, &to[i].x, &to[i].y);
enable[i] = _imp->getEnabled(time, i);
}
useFrom = _imp->getUseFromPoints(time);
} else {
for (int i = 0; i < 4; ++i) {
to[i] = _imp->toDrag[i];
from[i] = _imp->fromDrag[i];
enable[i] = _imp->enableDrag[i];
}
useFrom = _imp->useFromDrag;
}
if (!useFrom && !_imp->areToPointsAnimated()) {
return;
}
OfxPointD p[4];
OfxPointD q[4];
int enableBegin = 4;
int enableEnd = 0;
for (int i = 0; i < 4; ++i) {
if (enable[i]) {
if (useFrom) {
p[i] = from[i];
q[i] = to[i];
} else {
q[i] = from[i];
p[i] = to[i];
}
if (i < enableBegin) {
enableBegin = i;
}
if (i + 1 > enableEnd) {
enableEnd = i + 1;
}
}
}
double w, h;
getViewportSize(w, h);
GLdouble projection[16];
GL_GPU::GetDoublev( GL_PROJECTION_MATRIX, projection);
OfxPointD shadow; // how much to translate GL_PROJECTION to get exactly one pixel on screen
shadow.x = 2. / (projection[0] * w);
shadow.y = 2. / (projection[5] * h);
//glPushAttrib(GL_ALL_ATTRIB_BITS); // caller is responsible for protecting attribs
//glDisable(GL_LINE_STIPPLE);
GL_GPU::Enable(GL_LINE_SMOOTH);
//glEnable(GL_POINT_SMOOTH);
GL_GPU::Enable(GL_BLEND);
GL_GPU::Hint(GL_LINE_SMOOTH_HINT, GL_DONT_CARE);
GL_GPU::LineWidth(1.5f);
GL_GPU::BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
GL_GPU::PointSize( CornerPinOverlayInteractPrivate::pointSize() );
// Draw everything twice
// l = 0: shadow
// l = 1: drawing
for (int l = 0; l < 2; ++l) {
// shadow (uses GL_PROJECTION)
GL_GPU::MatrixMode(GL_PROJECTION);
int direction = (l == 0) ? 1 : -1;
// translate (1,-1) pixels
GL_GPU::Translated(direction * shadow.x, -direction * shadow.y, 0);
GL_GPU::MatrixMode(GL_MODELVIEW); // Modelview should be used on Nuke
GL_GPU::Color3f( (float)(color.r / 2) * l, (float)(color.g / 2) * l, (float)(color.b / 2) * l );
GL_GPU::Begin(GL_LINES);
for (int i = enableBegin; i < enableEnd; ++i) {
if (enable[i]) {
GL_GPU::Vertex2d(p[i].x, p[i].y);
GL_GPU::Vertex2d(q[i].x, q[i].y);
}
}
GL_GPU::End();
GL_GPU::Color3f( (float)color.r * l, (float)color.g * l, (float)color.b * l );
GL_GPU::Begin(GL_LINE_LOOP);
for (int i = enableBegin; i < enableEnd; ++i) {
if (enable[i]) {
GL_GPU::Vertex2d(p[i].x, p[i].y);
}
}
GL_GPU::End();
GL_GPU::Begin(GL_POINTS);
for (int i = enableBegin; i < enableEnd; ++i) {
if (enable[i]) {
if ( (_imp->hovering == i) || (_imp->dragging == i) ) {
GL_GPU::Color3f(0.f * l, 1.f * l, 0.f * l);
} else {
GL_GPU::Color3f( (float)color.r * l, (float)color.g * l, (float)color.b * l );
}
GL_GPU::Vertex2d(p[i].x, p[i].y);
}
}
GL_GPU::End();
for (int i = enableBegin; i < enableEnd; ++i) {
if (enable[i]) {
std::string text = useFrom ? _imp->from[i].lock()->getName().c_str() : _imp->to[i].lock()->getName().c_str() ;
getLastCallingViewport()->renderText(p[i].x, p[i].y, text, color.r * l , color.g * l, color.b * l, 1);
}
}
}
//glPopAttrib();
} // drawOverlay
/** @brief ctor */
FocusArgs::FocusArgs( const PropertySet& props )
: InteractArgs( props )
{
pixelScale = getPixelScale( props );
backGroundColour = getBackgroundColour( props );
}
bool
PointOverlayInteract::onOverlayPenMotion(TimeValue time,
const RenderScale & /*renderScale*/,
ViewIdx view,
const QPointF & /*viewportPos*/,
const QPointF & penPos,
double /*pressure*/,
TimeValue /*timestamp*/)
{
KnobDoublePtr knob = _imp->param.lock();
// do not show interact if knob is secret or not enabled
// see https://github.com/MrKepzie/Natron/issues/932
if ( !knob || !knob->shouldDrawOverlayInteract() ) {
return false;
}
RenderScale pscale;
getPixelScale(pscale.x, pscale.y);
QPointF pos;
if (_imp->state == ePositionInteractStatePicked) {
pos = _imp->lastPenPos;
} else {
double p[2];
for (int i = 0; i < 2; ++i) {
p[i] = knob->getValueAtTime(time, DimIdx(i));
if (knob->getValueIsNormalized(DimIdx(i)) != eValueIsNormalizedNone) {
p[i] = knob->denormalize(DimIdx(i), time, p[i]);
}
}
pos.setX(p[0]);
pos.setY(p[1]);
}
bool didSomething = false;
bool valuesChanged = false;
switch (_imp->state) {
case ePositionInteractStateInactive:
case ePositionInteractStatePoised: {
// are we in the box, become 'poised'
PositionInteractState newState;
if ( ( std::fabs( penPos.x() - pos.x() ) <= _imp->pointTolerance() * pscale.x) &&
( std::fabs( penPos.y() - pos.y() ) <= _imp->pointTolerance() * pscale.y) ) {
newState = ePositionInteractStatePoised;
} else {
newState = ePositionInteractStateInactive;
}
if (_imp->state != newState) {
// state changed, must redraw
redraw();
}
_imp->state = newState;
//}
break;
}
case ePositionInteractStatePicked: {
valuesChanged = true;
break;
}
}
didSomething = (_imp->state == ePositionInteractStatePoised) || (_imp->state == ePositionInteractStatePicked);
if ( (_imp->state != ePositionInteractStateInactive) && _imp->interactiveDrag && valuesChanged ) {
std::vector<double> p(2);
p[0] = fround(_imp->lastPenPos.x(), pscale.x);
p[1] = fround(_imp->lastPenPos.y(), pscale.y);
for (int i = 0; i < 2; ++i) {
if (knob->getValueIsNormalized(DimIdx(i)) != eValueIsNormalizedNone) {
p[i] = knob->normalize(DimIdx(i), time, p[i]);
}
}
knob->setValueAcrossDimensions(p, DimIdx(0), ViewSetSpec(view), eValueChangedReasonUserEdited);
}
_imp->lastPenPos = penPos;
return (didSomething || valuesChanged);
} // onOverlayPenMotion
void
PointOverlayInteract::drawOverlay(TimeValue time,
const RenderScale & /*renderScale*/,
ViewIdx /*view*/)
{
KnobDoublePtr knob = _imp->param.lock();
// do not show interact if knob is secret or not enabled
// see https://github.com/MrKepzie/Natron/issues/932
if ( !knob || !knob->shouldDrawOverlayInteract()) {
return;
}
ColorRgba<double> color;
if ( !getOverlayColor(color.r, color.g, color.b) ) {
color.r = color.g = color.b = 0.8;
}
RenderScale pscale;
getPixelScale(pscale.x, pscale.y);
float pR = 1.f;
float pG = 1.f;
float pB = 1.f;
switch (_imp->state) {
case ePositionInteractStateInactive:
pR = (float)color.r; pG = (float)color.g; pB = (float)color.b; break;
case ePositionInteractStatePoised:
pR = 0.f; pG = 1.0f; pB = 0.0f; break;
case ePositionInteractStatePicked:
pR = 0.f; pG = 1.0f; pB = 0.0f; break;
}
QPointF pos;
if (_imp->state == ePositionInteractStatePicked) {
pos = _imp->lastPenPos;
} else {
double p[2];
for (int i = 0; i < 2; ++i) {
p[i] = knob->getValueAtTime(time, DimIdx(i));
if (knob->getValueIsNormalized(DimIdx(i)) != eValueIsNormalizedNone) {
p[i] = knob->denormalize(DimIdx(i), time, p[i]);
}
}
pos.setX(p[0]);
pos.setY(p[1]);
}
//glPushAttrib(GL_ALL_ATTRIB_BITS); // caller is responsible for protecting attribs
GL_GPU::PointSize( (GLfloat)_imp->pointSize() );
// Draw everything twice
// l = 0: shadow
// l = 1: drawing
double w, h;
getViewportSize(w, h);
GLdouble projection[16];
GL_GPU::GetDoublev( GL_PROJECTION_MATRIX, projection);
OfxPointD shadow; // how much to translate GL_PROJECTION to get exactly one pixel on screen
shadow.x = 2. / (projection[0] * w);
shadow.y = 2. / (projection[5] * h);
int fmHeight = getLastCallingViewport()->getWidgetFontHeight();
for (int l = 0; l < 2; ++l) {
// shadow (uses GL_PROJECTION)
GL_GPU::MatrixMode(GL_PROJECTION);
int direction = (l == 0) ? 1 : -1;
// translate (1,-1) pixels
GL_GPU::Translated(direction * shadow.x, -direction * shadow.y, 0);
GL_GPU::MatrixMode(GL_MODELVIEW); // Modelview should be used on Nuke
GL_GPU::Color3f(pR * l, pG * l, pB * l);
GL_GPU::Begin(GL_POINTS);
GL_GPU::Vertex2d( pos.x(), pos.y() );
GL_GPU::End();
getLastCallingViewport()->renderText(pos.x(), pos.y() - ( fmHeight + _imp->pointSize() ) * pscale.y, knob->getOriginalName(), pR*l, pG*l, pB*l, 1.);
}
} // drawOverlay