diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/quickshapes/qquickshape.cpp | 27 |
1 files changed, 6 insertions, 21 deletions
diff --git a/src/quickshapes/qquickshape.cpp b/src/quickshapes/qquickshape.cpp index f4ee7122aa..214415aa5d 100644 --- a/src/quickshapes/qquickshape.cpp +++ b/src/quickshapes/qquickshape.cpp @@ -747,7 +747,7 @@ QQuickShape::~QQuickShape() with the \c software backend. \value Shape.CurveRenderer - Experimental GPU-based renderer, added as technology preview in Qt 6.6. + GPU-based renderer that aims to preserve curvature at any scale. In contrast to \c Shape.GeometryRenderer, curves are not approximated by short straight lines. Instead, curves are rendered using a specialized fragment shader. This improves visual quality and avoids re-tesselation performance hit when zooming. Also, @@ -758,23 +758,11 @@ QQuickShape::~QQuickShape() with the \c software backend. In that case, \c Shape.SoftwareRenderer will be used. \c Shape.CurveRenderer may be requested using the \l preferredRendererType property. - Note that \c Shape.CurveRenderer is currently regarded as experimental. The enum name of - this renderer may change in future versions of Qt, and some shapes may render incorrectly. - Among the known limitations are: - \list 1 - \li Only quadratic curves are inherently supported. Cubic curves will be approximated by - quadratic curves. - \li Shapes where elements intersect are not rendered correctly. The \l [QML] {Path::simplify} - {Path.simplify} property may be used to remove self-intersections from such shapes, but - may incur a performance cost and reduced visual quality. - \li Shapes that span a large numerical range, such as a long string of text, may have - issues. Consider splitting these shapes into multiple ones, for instance by making - a \l PathText for each individual word. - \li If the shape is being rendered into a Qt Quick 3D scene, the - \c GL_OES_standard_derivatives extension to OpenGL is required when the OpenGL - RHI backend is in use (this is available by default on OpenGL ES 3 and later, but - optional in OpenGL ES 2). - \endlist + \note The \c Shape.CurveRenderer will approximate cubic curves with quadratic ones and may + therefore diverge slightly from the mathematically correct visualization of the shape. In + addition, if the shape is being rendered into a Qt Quick 3D scene and the OpenGL backend for + RHI is active, the \c GL_OES_standard_derivatives extension to OpenGL is required (this is + available by default on OpenGL ES 3 and later, but optional in OpenGL ES 2.) */ QQuickShape::RendererType QQuickShape::rendererType() const @@ -798,9 +786,6 @@ QQuickShape::RendererType QQuickShape::rendererType() const the \c software backend, in which case it will be selected regardless of the \c preferredRendererType. - \note This API is considered tech preview and may change or be removed in future versions of - Qt. - See \l rendererType for more information on the implications. */ |