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qsgdefaultinternalimagenode.cpp

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1/****************************************************************************-
2**-
3** Copyright (C) 2016 The Qt Company Ltd.-
4** Contact: https://www.qt.io/licensing/-
5**-
6** This file is part of the QtQuick module of the Qt Toolkit.-
7**-
8** $QT_BEGIN_LICENSE:LGPL$-
9** Commercial License Usage-
10** Licensees holding valid commercial Qt licenses may use this file in-
11** accordance with the commercial license agreement provided with the-
12** Software or, alternatively, in accordance with the terms contained in-
13** a written agreement between you and The Qt Company. For licensing terms-
14** and conditions see https://www.qt.io/terms-conditions. For further-
15** information use the contact form at https://www.qt.io/contact-us.-
16**-
17** GNU Lesser General Public License Usage-
18** Alternatively, this file may be used under the terms of the GNU Lesser-
19** General Public License version 3 as published by the Free Software-
20** Foundation and appearing in the file LICENSE.LGPL3 included in the-
21** packaging of this file. Please review the following information to-
22** ensure the GNU Lesser General Public License version 3 requirements-
23** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.-
24**-
25** GNU General Public License Usage-
26** Alternatively, this file may be used under the terms of the GNU-
27** General Public License version 2.0 or (at your option) the GNU General-
28** Public license version 3 or any later version approved by the KDE Free-
29** Qt Foundation. The licenses are as published by the Free Software-
30** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3-
31** included in the packaging of this file. Please review the following-
32** information to ensure the GNU General Public License requirements will-
33** be met: https://www.gnu.org/licenses/gpl-2.0.html and-
34** https://www.gnu.org/licenses/gpl-3.0.html.-
35**-
36** $QT_END_LICENSE$-
37**-
38****************************************************************************/-
39-
40#include "qsgdefaultinternalimagenode_p.h"-
41#include <private/qsgmaterialshader_p.h>-
42#include <private/qsgtexturematerial_p.h>-
43#include <QtGui/qopenglfunctions.h>-
44#include <QtCore/qmath.h>-
45-
46QT_BEGIN_NAMESPACE-
47-
48class SmoothTextureMaterialShader : public QSGTextureMaterialShader-
49{-
50public:-
51 SmoothTextureMaterialShader();-
52-
53 void updateState(const RenderState &state, QSGMaterial *newEffect, QSGMaterial *oldEffect) override;-
54 char const *const *attributeNames() const override;-
55-
56protected:-
57 void initialize() override;-
58-
59 int m_pixelSizeLoc;-
60};-
61-
62-
63QSGSmoothTextureMaterial::QSGSmoothTextureMaterial()-
64{-
65 setFlag(RequiresFullMatrixExceptTranslate, true);-
66 setFlag(Blending, true);-
67}
executed 5189 times by 10 tests: end of block
Executed by:
  • tst_examples
  • tst_qquickanimatedimage
  • tst_qquickborderimage
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5189
68-
69void QSGSmoothTextureMaterial::setTexture(QSGTexture *texture)-
70{-
71 m_texture = texture;-
72}
executed 5245 times by 10 tests: end of block
Executed by:
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5245
73-
74QSGMaterialType *QSGSmoothTextureMaterial::type() const-
75{-
76 static QSGMaterialType type;-
77 return &type;
never executed: return &type;
0
78}-
79-
80QSGMaterialShader *QSGSmoothTextureMaterial::createShader() const-
81{-
82 return new SmoothTextureMaterialShader;
never executed: return new SmoothTextureMaterialShader;
0
83}-
84-
85SmoothTextureMaterialShader::SmoothTextureMaterialShader()-
86{-
87 setShaderSourceFile(QOpenGLShader::Vertex, QStringLiteral(":/qt-project.org/scenegraph/shaders/smoothtexture.vert"));
never executed: return qstring_literal_temp;
0
88 setShaderSourceFile(QOpenGLShader::Fragment, QStringLiteral(":/qt-project.org/scenegraph/shaders/smoothtexture.frag"));
never executed: return qstring_literal_temp;
0
89}
never executed: end of block
0
90-
91void SmoothTextureMaterialShader::updateState(const RenderState &state, QSGMaterial *newEffect, QSGMaterial *oldEffect)-
92{-
93 if (oldEffect == nullptr) {
oldEffect == nullptrDescription
TRUEnever evaluated
FALSEnever evaluated
0
94 // The viewport is constant, so set the pixel size uniform only once.-
95 QRect r = state.viewportRect();-
96 program()->setUniformValue(m_pixelSizeLoc, 2.0f / r.width(), 2.0f / r.height());-
97 }
never executed: end of block
0
98 QSGTextureMaterialShader::updateState(state, newEffect, oldEffect);-
99}
never executed: end of block
0
100-
101char const *const *SmoothTextureMaterialShader::attributeNames() const-
102{-
103 static char const *const attributes[] = {-
104 "vertex",-
105 "multiTexCoord",-
106 "vertexOffset",-
107 "texCoordOffset",-
108 nullptr-
109 };-
110 return attributes;
never executed: return attributes;
0
111}-
112-
113void SmoothTextureMaterialShader::initialize()-
114{-
115 m_pixelSizeLoc = program()->uniformLocation("pixelSize");-
116 QSGTextureMaterialShader::initialize();-
117}
never executed: end of block
0
118-
119QSGDefaultInternalImageNode::QSGDefaultInternalImageNode()-
120{-
121 setMaterial(&m_materialO);-
122 setOpaqueMaterial(&m_material);-
123}
executed 5189 times by 10 tests: end of block
Executed by:
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5189
124-
125void QSGDefaultInternalImageNode::setFiltering(QSGTexture::Filtering filtering)-
126{-
127 if (m_material.filtering() == filtering)
m_material.fil...) == filteringDescription
TRUEevaluated 184 times by 5 tests
Evaluated by:
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  • tst_scenegraph
FALSEevaluated 5121 times by 10 tests
Evaluated by:
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184-5121
128 return;
executed 184 times by 5 tests: return;
Executed by:
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184
129-
130 m_material.setFiltering(filtering);-
131 m_materialO.setFiltering(filtering);-
132 m_smoothMaterial.setFiltering(filtering);-
133 markDirty(DirtyMaterial);-
134}
executed 5121 times by 10 tests: end of block
Executed by:
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5121
135-
136void QSGDefaultInternalImageNode::setMipmapFiltering(QSGTexture::Filtering filtering)-
137{-
138 if (m_material.mipmapFiltering() == filtering)
m_material.mip...) == filteringDescription
TRUEevaluated 5269 times by 9 tests
Evaluated by:
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FALSEevaluated 6 times by 2 tests
Evaluated by:
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6-5269
139 return;
executed 5269 times by 9 tests: return;
Executed by:
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5269
140-
141 m_material.setMipmapFiltering(filtering);-
142 m_materialO.setMipmapFiltering(filtering);-
143 m_smoothMaterial.setMipmapFiltering(filtering);-
144 markDirty(DirtyMaterial);-
145}
executed 6 times by 2 tests: end of block
Executed by:
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6
146-
147void QSGDefaultInternalImageNode::setVerticalWrapMode(QSGTexture::WrapMode wrapMode)-
148{-
149 if (m_material.verticalWrapMode() == wrapMode)
m_material.ver...() == wrapModeDescription
TRUEevaluated 5269 times by 9 tests
Evaluated by:
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FALSEevaluated 6 times by 1 test
Evaluated by:
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6-5269
150 return;
executed 5269 times by 9 tests: return;
Executed by:
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5269
151-
152 m_material.setVerticalWrapMode(wrapMode);-
153 m_materialO.setVerticalWrapMode(wrapMode);-
154 m_smoothMaterial.setVerticalWrapMode(wrapMode);-
155 markDirty(DirtyMaterial);-
156}
executed 6 times by 1 test: end of block
Executed by:
  • tst_qquickimage
6
157-
158void QSGDefaultInternalImageNode::setHorizontalWrapMode(QSGTexture::WrapMode wrapMode)-
159{-
160 if (m_material.horizontalWrapMode() == wrapMode)
m_material.hor...() == wrapModeDescription
TRUEevaluated 5267 times by 9 tests
Evaluated by:
  • tst_examples
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FALSEevaluated 8 times by 2 tests
Evaluated by:
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8-5267
161 return;
executed 5267 times by 9 tests: return;
Executed by:
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5267
162-
163 m_material.setHorizontalWrapMode(wrapMode);-
164 m_materialO.setHorizontalWrapMode(wrapMode);-
165 m_smoothMaterial.setHorizontalWrapMode(wrapMode);-
166 markDirty(DirtyMaterial);-
167}
executed 8 times by 2 tests: end of block
Executed by:
  • tst_examples
  • tst_qquickimage
8
168-
169void QSGDefaultInternalImageNode::updateMaterialAntialiasing()-
170{-
171 if (m_antialiasing) {
m_antialiasingDescription
TRUEnever evaluated
FALSEnever evaluated
0
172 setMaterial(&m_smoothMaterial);-
173 setOpaqueMaterial(nullptr);-
174 } else {
never executed: end of block
0
175 setMaterial(&m_materialO);-
176 setOpaqueMaterial(&m_material);-
177 }
never executed: end of block
0
178}-
179-
180void QSGDefaultInternalImageNode::setMaterialTexture(QSGTexture *texture)-
181{-
182 m_material.setTexture(texture);-
183 m_materialO.setTexture(texture);-
184 m_smoothMaterial.setTexture(texture);-
185}
executed 5245 times by 10 tests: end of block
Executed by:
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  • tst_qquickimage
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5245
186-
187QSGTexture *QSGDefaultInternalImageNode::materialTexture() const-
188{-
189 return m_material.texture();
executed 16148 times by 10 tests: return m_material.texture();
Executed by:
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16148
190}-
191-
192bool QSGDefaultInternalImageNode::updateMaterialBlending()-
193{-
194 const bool alpha = m_material.flags() & QSGMaterial::Blending;-
195 if (materialTexture() && alpha != materialTexture()->hasAlphaChannel()) {
materialTexture()Description
TRUEevaluated 5371 times by 10 tests
Evaluated by:
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FALSEnever evaluated
alpha != mater...AlphaChannel()Description
TRUEnever evaluated
FALSEevaluated 5371 times by 10 tests
Evaluated by:
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0-5371
196 m_material.setFlag(QSGMaterial::Blending, !alpha);-
197 return true;
never executed: return true;
0
198 }-
199 return false;
executed 5371 times by 10 tests: return false;
Executed by:
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5371
200}-
201-
202inline static bool isPowerOfTwo(int x)-
203{-
204 // Assumption: x >= 1-
205 return x == (x & -x);
never executed: return x == (x & -x);
0
206}-
207-
208bool QSGDefaultInternalImageNode::supportsWrap(const QSize &size) const-
209{-
210 bool wrapSupported = true;-
211-
212 QOpenGLContext *ctx = QOpenGLContext::currentContext();-
213#ifndef QT_OPENGL_ES_2-
214 if (ctx->isOpenGLES())
ctx->isOpenGLES()Description
TRUEnever evaluated
FALSEevaluated 10 times by 1 test
Evaluated by:
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0-10
215#endif-
216 {-
217 bool npotSupported = ctx->functions()->hasOpenGLFeature(QOpenGLFunctions::NPOTTextureRepeat);-
218 const bool isNpot = !isPowerOfTwo(size.width()) || !isPowerOfTwo(size.height());
!isPowerOfTwo(size.width())Description
TRUEnever evaluated
FALSEnever evaluated
!isPowerOfTwo(size.height())Description
TRUEnever evaluated
FALSEnever evaluated
0
219 wrapSupported = npotSupported || !isNpot;
npotSupportedDescription
TRUEnever evaluated
FALSEnever evaluated
!isNpotDescription
TRUEnever evaluated
FALSEnever evaluated
0
220 }
never executed: end of block
0
221-
222 return wrapSupported;
executed 10 times by 1 test: return wrapSupported;
Executed by:
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10
223}-
224-
225QT_END_NAMESPACE-
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