1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
|
/****************************************************************************
**
** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QML Shaders plugin of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** GNU Lesser General Public License Usage
** This file may be used under the terms of the GNU Lesser General Public
** License version 2.1 as published by the Free Software Foundation and
** appearing in the file LICENSE.LGPL included in the packaging of this
** file. Please review the following information to ensure the GNU Lesser
** General Public License version 2.1 requirements will be met:
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU General
** Public License version 3.0 as published by the Free Software Foundation
** and appearing in the file LICENSE.GPL included in the packaging of this
** file. Please review the following information to ensure the GNU General
** Public License version 3.0 requirements will be met:
** http://www.gnu.org/copyleft/gpl.html.
**
** Other Usage
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
import QtQuick 1.0
import Qt.labs.shaders 1.0
Item {
id: blendModeTest
property real blendItemHeight: 60
anchors.fill: parent;
Rectangle {
width: parent.width / 6
height: parent.height
color: "black"
}
Rectangle {
x: parent.width/6 * 1
width: parent.width / 6
height: parent.height
color: "white"
}
Rectangle {
x: parent.width/6 * 2
width: parent.width / 6
height: parent.height
color: "gray"
}
Rectangle {
x: parent.width/6 * 3
width: parent.width / 6
height: parent.height
color: "red"
}
Rectangle {
x: parent.width/6 * 4
width: parent.width / 6
height: parent.height
color: "green"
}
Rectangle {
x: parent.width/6 * 5
width: parent.width / 6
height: parent.height
color: "blue"
}
Image {
anchors.fill: parent;
source: "image.png"
}
Rectangle {
id: first
anchors.top: parent.top
anchors.topMargin: 60
width: parent.width
height: blendModeTest.blendItemHeight
color: "#8000ff00"
Text {
anchors.bottom: parent.bottom
anchors.bottomMargin: 5
text: " Rectangle color #8000ff00"
color: "white"
}
}
Rectangle {
id: second
anchors.top: first.bottom
anchors.topMargin: 5
width: parent.width
height: blendModeTest.blendItemHeight
color: "#ff00ff00"
opacity: 0.5
Text {
anchors.bottom: parent.bottom
anchors.bottomMargin: 5
text: " Rectangle color #ff00ff00, opacity 0.5"
color: "white"
}
}
ShaderEffectItem {
id: effect
anchors.top: second.bottom
anchors.topMargin: 5
width: parent.width
height: blendModeTest.blendItemHeight
fragmentShader: "
varying highp vec2 qt_TexCoord0;
void main() {
gl_FragColor = vec4(0.0, 1.0, 0.0, 0.5);
}
"
Text {
anchors.bottom: parent.bottom
anchors.bottomMargin: 5
text: " ShaderEffectItem gl_FragColor=vec4(0.0, 1.0, 0.0, 0.5)"
color: "white"
}
}
ShaderEffectItem {
id: effect2
anchors.top: effect.bottom
anchors.topMargin: 5
width: parent.width
height: blendModeTest.blendItemHeight
fragmentShader: "
varying highp vec2 qt_TexCoord0;
void main() {
gl_FragColor = vec4(0.0, 0.5, 0.0, 0.5);
}
"
Text {
anchors.bottom: parent.bottom
anchors.bottomMargin: 5
text: " ShaderEffectItem gl_FragColor=vec4(0.0, 0.5, 0.0, 0.5)"
color: "white"
}
}
Image {
id: image1
source: "green_image_transparent.png"
anchors.top: effect2.bottom
anchors.topMargin: 5
width: parent.width
height: blendModeTest.blendItemHeight
}
Text {
anchors.bottom: image1.bottom
anchors.bottomMargin: 5
text: " Image, green and 50% alpha"
color: "white"
}
ShaderEffectItem {
id: effect3
property variant source: ShaderEffectSource {
sourceItem: image1
hideSource: false
}
anchors.top: image1.bottom
anchors.topMargin: 5
width: parent.width
height: blendModeTest.blendItemHeight
Text {
anchors.bottom: parent.bottom
anchors.bottomMargin: 5
text: " ShaderEffectItem, source item green 50% alpha."
color: "white"
}
}
ShaderEffectItem {
id: effect4
property variant source: ShaderEffectSource {
sourceItem: Image { source: "green_image_transparent.png" }
hideSource: true
}
anchors.top: effect3.bottom
anchors.topMargin: 5
width: parent.width
height: blendModeTest.blendItemHeight
Text {
anchors.bottom: parent.bottom
anchors.bottomMargin: 5
text: " ShaderEffectItem, source image green 50% alpha."
color: "white"
}
}
Rectangle {
id: greenRect2
anchors.top: effect4.bottom
anchors.topMargin: 5
width: parent.width
height: blendModeTest.blendItemHeight
opacity: 0.5
color: "green"
}
ShaderEffectItem {
id: effect5
property variant source: ShaderEffectSource { sourceItem: greenRect2; hideSource: true }
anchors.top: effect4.bottom
anchors.topMargin: 5
width: parent.width
height: blendModeTest.blendItemHeight
Text {
anchors.bottom: parent.bottom
anchors.bottomMargin: 5
text: " ShaderEffectItem, source item green rect with 0.5 opacity."
color: "white"
}
}
Timer {
running: true
interval: 2000
repeat: true
onTriggered: {
}
}
Rectangle {
width: parent.width
height: 40
color: "#cc000000"
Text {
id: label
anchors.centerIn: parent
text: "Blending test"
color: "white"
font.bold: true
}
}
}
|
