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QmlDesigner: Fix orthographic camera zoom

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Scale no longer affects cameras, so use magnification instead to do
orthographic camera zooming.

Fixes: QDS-10241
Change-Id: Ic31abfdf741369a494b8178109fa1c5b95fbdd1c
Reviewed-by: Mahmoud Badri <mahmoud.badri@qt.io>
This commit is contained in:
Miikka Heikkinen
2023-08-08 13:00:18 +03:00
parent 60ea887d5f
commit a05ba1696f
2 changed files with 11 additions and 10 deletions
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3
src/tools/qml2puppet/mockfiles/qt6/EditView3D.qml
View File

@@ -747,7 +747,8 @@ Item {
clipNear: viewRoot.editView ? viewRoot.editView.orthoCamera.clipNear : 1
position: viewRoot.editView ? viewRoot.editView.orthoCamera.position : Qt.vector3d(0, 0, 0)
rotation: viewRoot.editView ? viewRoot.editView.orthoCamera.rotation : Qt.quaternion(1, 0, 0, 0)
scale: viewRoot.editView ? viewRoot.editView.orthoCamera.scale : Qt.vector3d(0, 0, 0)
horizontalMagnification: viewRoot.editView ? viewRoot.editView.orthoCamera.horizontalMagnification : 1
verticalMagnification: viewRoot.editView ? viewRoot.editView.orthoCamera.verticalMagnification : 1
}
MouseArea3D {

18
src/tools/qml2puppet/qml2puppet/editor3d/generalhelper.cpp
View File

@@ -154,16 +154,16 @@ float GeneralHelper::zoomCamera([[maybe_unused]] QQuick3DViewport *viewPort,
float newZoomFactor = relative ? qBound(.01f, zoomFactor * multiplier, 100.f)
: zoomFactor;
if (qobject_cast<QQuick3DOrthographicCamera *>(camera)) {
// Ortho camera we can simply scale
float orthoFactor = newZoomFactor;
#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
if (viewPort) {
if (const QQuickWindow *w = viewPort->window())
orthoFactor *= w->devicePixelRatio();
if (auto orthoCamera = qobject_cast<QQuick3DOrthographicCamera *>(camera)) {
// Ortho camera we can simply magnify
if (newZoomFactor != 0.f) {
orthoCamera->setHorizontalMagnification(1.f / newZoomFactor);
orthoCamera->setVerticalMagnification(1.f / newZoomFactor);
// Force update on transform, so gizmos get correctly scaled and positioned
float x = orthoCamera->x();
orthoCamera->setX(x + 1.f);
orthoCamera->setX(x);
}
#endif
camera->setScale(QVector3D(orthoFactor, orthoFactor, orthoFactor));
} else if (qobject_cast<QQuick3DPerspectiveCamera *>(camera)) {
// Perspective camera is zoomed by moving camera forward or backward while keeping the
// look-at point the same