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-rw-r--r--examples/quick/shapes/sampling.qml139
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diff --git a/examples/quick/shapes/sampling.qml b/examples/quick/shapes/sampling.qml
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-// Copyright (C) 2021 The Qt Company Ltd.
-// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
-
-import QtQuick
-import QtQuick.Shapes
-
-Rectangle {
- id: root
- width: 1024
- height: 768
-
- property color col: "lightsteelblue"
- gradient: Gradient {
- GradientStop { position: 0.0; color: Qt.tint(root.col, "#20FFFFFF") }
- GradientStop { position: 0.1; color: Qt.tint(root.col, "#20AAAAAA") }
- GradientStop { position: 0.9; color: Qt.tint(root.col, "#20666666") }
- GradientStop { position: 1.0; color: Qt.tint(root.col, "#20000000") }
- }
-
- Row {
- anchors.fill: parent
- anchors.margins: 20
- spacing: 40
-
- Column {
- spacing: 40
-
- Text {
- text: "Original"
- }
-
- // A simple Shape without anything special.
- Rectangle {
- color: "lightGray"
- width: 400
- height: 200
-
- Shape {
- x: 30
- y: 20
- width: 50
- height: 50
- scale: 2
-
- ShapePath {
- strokeColor: "green"
- NumberAnimation on strokeWidth { from: 1; to: 20; duration: 5000 }
- fillColor: "transparent"
- capStyle: ShapePath.RoundCap
-
- startX: 40; startY: 30
- PathQuad { x: 50; y: 80; controlX: 0; controlY: 80 }
- PathLine { x: 150; y: 80 }
- PathQuad { x: 160; y: 30; controlX: 200; controlY: 80 }
- }
- }
- }
-
- Text {
- text: "Supersampling (2x)"
- }
-
- // Now let's use 2x supersampling via layers. This way the entire subtree
- // is rendered into an FBO twice the size and then drawn with linear
- // filtering. This allows having some level of AA even when there is no
- // support for multisample framebuffers.
- Rectangle {
- id: supersampledItem
- color: "lightGray"
- width: 400
- height: 200
-
- layer.enabled: true
- layer.smooth: true
- layer.textureSize: Qt.size(supersampledItem.width * 2, supersampledItem.height * 2)
-
- Shape {
- x: 30
- y: 20
- width: 50
- height: 50
- scale: 2
-
- ShapePath {
- strokeColor: "green"
- NumberAnimation on strokeWidth { from: 1; to: 20; duration: 5000 }
- fillColor: "transparent"
- capStyle: ShapePath.RoundCap
-
- startX: 40; startY: 30
- PathQuad { x: 50; y: 80; controlX: 0; controlY: 80 }
- PathLine { x: 150; y: 80 }
- PathQuad { x: 160; y: 30; controlX: 200; controlY: 80 }
- }
- }
- }
- }
-
- Column {
- spacing: 40
-
- Text {
- text: "Multisampling (4x)"
- }
-
- // Now let's use 4x MSAA, again via layers. This needs support for
- // multisample renderbuffers and framebuffer blits.
- Rectangle {
- color: "lightGray"
- width: 400
- height: 200
-
- layer.enabled: true
- layer.smooth: true
- layer.samples: 4
-
- Shape {
- x: 30
- y: 20
- width: 50
- height: 50
- scale: 2
-
- ShapePath {
- strokeColor: "green"
- NumberAnimation on strokeWidth { from: 1; to: 20; duration: 5000 }
- fillColor: "transparent"
- capStyle: ShapePath.RoundCap
-
- startX: 40; startY: 30
- PathQuad { x: 50; y: 80; controlX: 0; controlY: 80 }
- PathLine { x: 150; y: 80 }
- PathQuad { x: 160; y: 30; controlX: 200; controlY: 80 }
- }
- }
- }
- }
- }
-}