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qglengineshadermanager.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 QtOpenGL 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 "qglengineshadermanager_p.h"-
41#include "qglengineshadersource_p.h"-
42#include "qpaintengineex_opengl2_p.h"-
43#include "qglshadercache_p.h"-
44-
45#include <QtGui/private/qopenglcontext_p.h>-
46-
47#if defined(QT_DEBUG)-
48#include <QMetaEnum>-
49#endif-
50-
51#include <algorithm>-
52-
53// #define QT_GL_SHARED_SHADER_DEBUG-
54-
55QT_BEGIN_NAMESPACE-
56-
57class QGLEngineSharedShadersResource : public QOpenGLSharedResource-
58{-
59public:-
60 QGLEngineSharedShadersResource(QOpenGLContext *ctx)-
61 : QOpenGLSharedResource(ctx->shareGroup())-
62 , m_shaders(new QGLEngineSharedShaders(QGLContext::fromOpenGLContext(ctx)))-
63 {-
64 }
executed 1 time by 1 test: end of block
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65-
66 ~QGLEngineSharedShadersResource()-
67 {-
68 delete m_shaders;-
69 }
executed 1 time by 1 test: end of block
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70-
71 void invalidateResource() Q_DECL_OVERRIDE-
72 {-
73 delete m_shaders;-
74 m_shaders = 0;-
75 }
executed 1 time by 1 test: end of block
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76-
77 void freeResource(QOpenGLContext *) Q_DECL_OVERRIDE-
78 {-
79 }-
80-
81 QGLEngineSharedShaders *shaders() const { return m_shaders; }
executed 3 times by 1 test: return m_shaders;
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82-
83private:-
84 QGLEngineSharedShaders *m_shaders;-
85};-
86-
87class QGLShaderStorage-
88{-
89public:-
90 QGLEngineSharedShaders *shadersForThread(const QGLContext *context) {-
91 QOpenGLMultiGroupSharedResource *&shaders = m_storage.localData();-
92 if (!shaders)
!shadersDescription
TRUEevaluated 1 time by 1 test
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93 shaders = new QOpenGLMultiGroupSharedResource;
executed 1 time by 1 test: shaders = new QOpenGLMultiGroupSharedResource;
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94 QGLEngineSharedShadersResource *resource =-
95 shaders->value<QGLEngineSharedShadersResource>(context->contextHandle());-
96 return resource ? resource->shaders() : 0;
executed 3 times by 1 test: return resource ? resource->shaders() : 0;
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97 }-
98-
99private:-
100 QThreadStorage<QOpenGLMultiGroupSharedResource *> m_storage;-
101};-
102-
103Q_GLOBAL_STATIC(QGLShaderStorage, qt_shader_storage);
executed 1 time by 1 test: end of block
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executed 1 time by 1 test: guard.store(QtGlobalStatic::Destroyed);
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executed 3 times by 1 test: return &holder.value;
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guard.load() =...c::InitializedDescription
TRUEevaluated 1 time by 1 test
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FALSEnever evaluated
0-3
104-
105QGLEngineSharedShaders *QGLEngineSharedShaders::shadersForContext(const QGLContext *context)-
106{-
107 return qt_shader_storage()->shadersForThread(context);
executed 3 times by 1 test: return qt_shader_storage()->shadersForThread(context);
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108}-
109-
110const char* QGLEngineSharedShaders::qShaderSnippets[] = {-
111 0,0,0,0,0,0,0,0,0,0,-
112 0,0,0,0,0,0,0,0,0,0,-
113 0,0,0,0,0,0,0,0,0,0,-
114 0,0,0,0,0-
115};-
116-
117QGLEngineSharedShaders::QGLEngineSharedShaders(const QGLContext* context)-
118 : blitShaderProg(0)-
119 , simpleShaderProg(0)-
120{-
121-
122/*-
123 Rather than having the shader source array statically initialised, it is initialised-
124 here instead. This is to allow new shader names to be inserted or existing names moved-
125 around without having to change the order of the glsl strings. It is hoped this will-
126 make future hard-to-find runtime bugs more obvious and generally give more solid code.-
127*/-
128 static bool snippetsPopulated = false;-
129 if (!snippetsPopulated) {
!snippetsPopulatedDescription
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FALSEnever evaluated
0-1
130-
131 const char** code = qShaderSnippets; // shortcut-
132-
133 code[MainVertexShader] = qglslMainVertexShader;-
134 code[MainWithTexCoordsVertexShader] = qglslMainWithTexCoordsVertexShader;-
135 code[MainWithTexCoordsAndOpacityVertexShader] = qglslMainWithTexCoordsAndOpacityVertexShader;-
136-
137 code[UntransformedPositionVertexShader] = qglslUntransformedPositionVertexShader;-
138 code[PositionOnlyVertexShader] = qglslPositionOnlyVertexShader;-
139 code[ComplexGeometryPositionOnlyVertexShader] = qglslComplexGeometryPositionOnlyVertexShader;-
140 code[PositionWithPatternBrushVertexShader] = qglslPositionWithPatternBrushVertexShader;-
141 code[PositionWithLinearGradientBrushVertexShader] = qglslPositionWithLinearGradientBrushVertexShader;-
142 code[PositionWithConicalGradientBrushVertexShader] = qglslPositionWithConicalGradientBrushVertexShader;-
143 code[PositionWithRadialGradientBrushVertexShader] = qglslPositionWithRadialGradientBrushVertexShader;-
144 code[PositionWithTextureBrushVertexShader] = qglslPositionWithTextureBrushVertexShader;-
145 code[AffinePositionWithPatternBrushVertexShader] = qglslAffinePositionWithPatternBrushVertexShader;-
146 code[AffinePositionWithLinearGradientBrushVertexShader] = qglslAffinePositionWithLinearGradientBrushVertexShader;-
147 code[AffinePositionWithConicalGradientBrushVertexShader] = qglslAffinePositionWithConicalGradientBrushVertexShader;-
148 code[AffinePositionWithRadialGradientBrushVertexShader] = qglslAffinePositionWithRadialGradientBrushVertexShader;-
149 code[AffinePositionWithTextureBrushVertexShader] = qglslAffinePositionWithTextureBrushVertexShader;-
150-
151 code[MainFragmentShader_CMO] = qglslMainFragmentShader_CMO;-
152 code[MainFragmentShader_CM] = qglslMainFragmentShader_CM;-
153 code[MainFragmentShader_MO] = qglslMainFragmentShader_MO;-
154 code[MainFragmentShader_M] = qglslMainFragmentShader_M;-
155 code[MainFragmentShader_CO] = qglslMainFragmentShader_CO;-
156 code[MainFragmentShader_C] = qglslMainFragmentShader_C;-
157 code[MainFragmentShader_O] = qglslMainFragmentShader_O;-
158 code[MainFragmentShader] = qglslMainFragmentShader;-
159 code[MainFragmentShader_ImageArrays] = qglslMainFragmentShader_ImageArrays;-
160-
161 code[ImageSrcFragmentShader] = qglslImageSrcFragmentShader;-
162 code[ImageSrcWithPatternFragmentShader] = qglslImageSrcWithPatternFragmentShader;-
163 code[NonPremultipliedImageSrcFragmentShader] = qglslNonPremultipliedImageSrcFragmentShader;-
164 code[CustomImageSrcFragmentShader] = qglslCustomSrcFragmentShader; // Calls "customShader", which must be appended-
165 code[SolidBrushSrcFragmentShader] = qglslSolidBrushSrcFragmentShader;-
166 if (!context->contextHandle()->isOpenGLES())
!context->cont...->isOpenGLES()Description
TRUEevaluated 1 time by 1 test
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FALSEnever evaluated
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167 code[TextureBrushSrcFragmentShader] = qglslTextureBrushSrcFragmentShader_desktop;
executed 1 time by 1 test: code[TextureBrushSrcFragmentShader] = qglslTextureBrushSrcFragmentShader_desktop;
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168 else-
169 code[TextureBrushSrcFragmentShader] = qglslTextureBrushSrcFragmentShader_ES;
never executed: code[TextureBrushSrcFragmentShader] = qglslTextureBrushSrcFragmentShader_ES;
0
170 code[TextureBrushSrcWithPatternFragmentShader] = qglslTextureBrushSrcWithPatternFragmentShader;-
171 code[PatternBrushSrcFragmentShader] = qglslPatternBrushSrcFragmentShader;-
172 code[LinearGradientBrushSrcFragmentShader] = qglslLinearGradientBrushSrcFragmentShader;-
173 code[RadialGradientBrushSrcFragmentShader] = qglslRadialGradientBrushSrcFragmentShader;-
174 code[ConicalGradientBrushSrcFragmentShader] = qglslConicalGradientBrushSrcFragmentShader;-
175 code[ShockingPinkSrcFragmentShader] = qglslShockingPinkSrcFragmentShader;-
176-
177 code[NoMaskFragmentShader] = "";-
178 code[MaskFragmentShader] = qglslMaskFragmentShader;-
179 code[RgbMaskFragmentShaderPass1] = qglslRgbMaskFragmentShaderPass1;-
180 code[RgbMaskFragmentShaderPass2] = qglslRgbMaskFragmentShaderPass2;-
181 code[RgbMaskWithGammaFragmentShader] = ""; //###-
182-
183 code[NoCompositionModeFragmentShader] = "";-
184 code[MultiplyCompositionModeFragmentShader] = ""; //###-
185 code[ScreenCompositionModeFragmentShader] = ""; //###-
186 code[OverlayCompositionModeFragmentShader] = ""; //###-
187 code[DarkenCompositionModeFragmentShader] = ""; //###-
188 code[LightenCompositionModeFragmentShader] = ""; //###-
189 code[ColorDodgeCompositionModeFragmentShader] = ""; //###-
190 code[ColorBurnCompositionModeFragmentShader] = ""; //###-
191 code[HardLightCompositionModeFragmentShader] = ""; //###-
192 code[SoftLightCompositionModeFragmentShader] = ""; //###-
193 code[DifferenceCompositionModeFragmentShader] = ""; //###-
194 code[ExclusionCompositionModeFragmentShader] = ""; //###-
195-
196#if defined(QT_DEBUG)-
197 // Check that all the elements have been filled:-
198 for (int i = 0; i < TotalSnippetCount; ++i) {
i < TotalSnippetCountDescription
TRUEevaluated 54 times by 1 test
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1-54
199 if (Q_UNLIKELY(!qShaderSnippets[i])) {
__builtin_expe...ts[i]), false)Description
TRUEnever evaluated
FALSEevaluated 54 times by 1 test
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200 qFatal("Shader snippet for %s (#%d) is missing!",-
201 snippetNameStr(SnippetName(i)).constData(), i);-
202 }
never executed: end of block
0
203 }
executed 54 times by 1 test: end of block
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204#endif-
205 snippetsPopulated = true;-
206 }
executed 1 time by 1 test: end of block
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207-
208 QGLShader* fragShader;-
209 QGLShader* vertexShader;-
210 QByteArray vertexSource;-
211 QByteArray fragSource;-
212-
213 // Compile up the simple shader:-
214 vertexSource.append(qShaderSnippets[MainVertexShader]);-
215 vertexSource.append(qShaderSnippets[PositionOnlyVertexShader]);-
216-
217 fragSource.append(qShaderSnippets[MainFragmentShader]);-
218 fragSource.append(qShaderSnippets[ShockingPinkSrcFragmentShader]);-
219-
220 simpleShaderProg = new QGLShaderProgram(context, 0);-
221-
222 CachedShader simpleShaderCache(fragSource, vertexSource);-
223-
224 bool inCache = simpleShaderCache.load(simpleShaderProg, context);-
225-
226 if (!inCache) {
!inCacheDescription
TRUEevaluated 1 time by 1 test
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FALSEnever evaluated
0-1
227 vertexShader = new QGLShader(QGLShader::Vertex, context, 0);-
228 shaders.append(vertexShader);-
229 if (!vertexShader->compileSourceCode(vertexSource))
!vertexShader-...(vertexSource)Description
TRUEnever evaluated
FALSEevaluated 1 time by 1 test
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0-1
230 qWarning("Vertex shader for simpleShaderProg (MainVertexShader & PositionOnlyVertexShader) failed to compile");
never executed: QMessageLogger(__FILE__, 230, __PRETTY_FUNCTION__).warning("Vertex shader for simpleShaderProg (MainVertexShader & PositionOnlyVertexShader) failed to compile");
0
231-
232 fragShader = new QGLShader(QGLShader::Fragment, context, 0);-
233 shaders.append(fragShader);-
234 if (!fragShader->compileSourceCode(fragSource))
!fragShader->c...de(fragSource)Description
TRUEnever evaluated
FALSEevaluated 1 time by 1 test
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235 qWarning("Fragment shader for simpleShaderProg (MainFragmentShader & ShockingPinkSrcFragmentShader) failed to compile");
never executed: QMessageLogger(__FILE__, 235, __PRETTY_FUNCTION__).warning("Fragment shader for simpleShaderProg (MainFragmentShader & ShockingPinkSrcFragmentShader) failed to compile");
0
236-
237 simpleShaderProg->addShader(vertexShader);-
238 simpleShaderProg->addShader(fragShader);-
239-
240 simpleShaderProg->bindAttributeLocation("vertexCoordsArray", QT_VERTEX_COORDS_ATTR);-
241 simpleShaderProg->bindAttributeLocation("pmvMatrix1", QT_PMV_MATRIX_1_ATTR);-
242 simpleShaderProg->bindAttributeLocation("pmvMatrix2", QT_PMV_MATRIX_2_ATTR);-
243 simpleShaderProg->bindAttributeLocation("pmvMatrix3", QT_PMV_MATRIX_3_ATTR);-
244 }
executed 1 time by 1 test: end of block
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245-
246 simpleShaderProg->link();-
247-
248 if (Q_UNLIKELY(!simpleShaderProg->isLinked())) {
__builtin_expe...ked()), false)Description
TRUEnever evaluated
FALSEevaluated 1 time by 1 test
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249 qCritical("Errors linking simple shader: %s", qPrintable(simpleShaderProg->log()));-
250 } else {
never executed: end of block
0
251 if (!inCache)
!inCacheDescription
TRUEevaluated 1 time by 1 test
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FALSEnever evaluated
0-1
252 simpleShaderCache.store(simpleShaderProg, context);
executed 1 time by 1 test: simpleShaderCache.store(simpleShaderProg, context);
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1
253 }
executed 1 time by 1 test: end of block
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254-
255 // Compile the blit shader:-
256 vertexSource.clear();-
257 vertexSource.append(qShaderSnippets[MainWithTexCoordsVertexShader]);-
258 vertexSource.append(qShaderSnippets[UntransformedPositionVertexShader]);-
259-
260 fragSource.clear();-
261 fragSource.append(qShaderSnippets[MainFragmentShader]);-
262 fragSource.append(qShaderSnippets[ImageSrcFragmentShader]);-
263-
264 blitShaderProg = new QGLShaderProgram(context, 0);-
265-
266 CachedShader blitShaderCache(fragSource, vertexSource);-
267-
268 inCache = blitShaderCache.load(blitShaderProg, context);-
269-
270 if (!inCache) {
!inCacheDescription
TRUEevaluated 1 time by 1 test
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FALSEnever evaluated
0-1
271 vertexShader = new QGLShader(QGLShader::Vertex, context, 0);-
272 shaders.append(vertexShader);-
273 if (!vertexShader->compileSourceCode(vertexSource))
!vertexShader-...(vertexSource)Description
TRUEnever evaluated
FALSEevaluated 1 time by 1 test
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0-1
274 qWarning("Vertex shader for blitShaderProg (MainWithTexCoordsVertexShader & UntransformedPositionVertexShader) failed to compile");
never executed: QMessageLogger(__FILE__, 274, __PRETTY_FUNCTION__).warning("Vertex shader for blitShaderProg (MainWithTexCoordsVertexShader & UntransformedPositionVertexShader) failed to compile");
0
275-
276 fragShader = new QGLShader(QGLShader::Fragment, context, 0);-
277 shaders.append(fragShader);-
278 if (!fragShader->compileSourceCode(fragSource))
!fragShader->c...de(fragSource)Description
TRUEnever evaluated
FALSEevaluated 1 time by 1 test
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0-1
279 qWarning("Fragment shader for blitShaderProg (MainFragmentShader & ImageSrcFragmentShader) failed to compile");
never executed: QMessageLogger(__FILE__, 279, __PRETTY_FUNCTION__).warning("Fragment shader for blitShaderProg (MainFragmentShader & ImageSrcFragmentShader) failed to compile");
0
280-
281 blitShaderProg->addShader(vertexShader);-
282 blitShaderProg->addShader(fragShader);-
283-
284 blitShaderProg->bindAttributeLocation("textureCoordArray", QT_TEXTURE_COORDS_ATTR);-
285 blitShaderProg->bindAttributeLocation("vertexCoordsArray", QT_VERTEX_COORDS_ATTR);-
286 }
executed 1 time by 1 test: end of block
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1
287-
288 blitShaderProg->link();-
289 if (Q_UNLIKELY(!blitShaderProg->isLinked())) {
__builtin_expe...ked()), false)Description
TRUEnever evaluated
FALSEevaluated 1 time by 1 test
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0-1
290 qCritical("Errors linking blit shader: %s", qPrintable(blitShaderProg->log()));-
291 } else {
never executed: end of block
0
292 if (!inCache)
!inCacheDescription
TRUEevaluated 1 time by 1 test
Evaluated by:
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FALSEnever evaluated
0-1
293 blitShaderCache.store(blitShaderProg, context);
executed 1 time by 1 test: blitShaderCache.store(blitShaderProg, context);
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1
294 }
executed 1 time by 1 test: end of block
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295-
296#ifdef QT_GL_SHARED_SHADER_DEBUG-
297 qDebug(" -> QGLEngineSharedShaders() %p for thread %p.", this, QThread::currentThread());-
298#endif-
299}-
300-
301QGLEngineSharedShaders::~QGLEngineSharedShaders()-
302{-
303#ifdef QT_GL_SHARED_SHADER_DEBUG-
304 qDebug(" -> ~QGLEngineSharedShaders() %p for thread %p.", this, QThread::currentThread());-
305#endif-
306 qDeleteAll(shaders);-
307 shaders.clear();-
308-
309 qDeleteAll(cachedPrograms);-
310 cachedPrograms.clear();-
311-
312 if (blitShaderProg) {
blitShaderProgDescription
TRUEevaluated 1 time by 1 test
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FALSEnever evaluated
0-1
313 delete blitShaderProg;-
314 blitShaderProg = 0;-
315 }
executed 1 time by 1 test: end of block
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1
316-
317 if (simpleShaderProg) {
simpleShaderProgDescription
TRUEevaluated 1 time by 1 test
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FALSEnever evaluated
0-1
318 delete simpleShaderProg;-
319 simpleShaderProg = 0;-
320 }
executed 1 time by 1 test: end of block
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1
321}
executed 1 time by 1 test: end of block
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1
322-
323#if defined (QT_DEBUG)-
324QByteArray QGLEngineSharedShaders::snippetNameStr(SnippetName name)-
325{-
326 QMetaEnum m = staticMetaObject.enumerator(staticMetaObject.indexOfEnumerator("SnippetName"));-
327 return QByteArray(m.valueToKey(name));
executed 6 times by 1 test: return QByteArray(m.valueToKey(name));
Executed by:
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6
328}-
329#endif-
330-
331// The address returned here will only be valid until next time this function is called.-
332// The program is return bound.-
333QGLEngineShaderProg *QGLEngineSharedShaders::findProgramInCache(const QGLEngineShaderProg &prog)-
334{-
335 for (int i = 0; i < cachedPrograms.size(); ++i) {
i < cachedPrograms.size()Description
TRUEevaluated 2 times by 1 test
Evaluated by:
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FALSEevaluated 1 time by 1 test
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1-2
336 QGLEngineShaderProg *cachedProg = cachedPrograms.at(i);-
337 if (*cachedProg == prog) {
*cachedProg == progDescription
TRUEevaluated 2 times by 1 test
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FALSEnever evaluated
0-2
338 // Move the program to the top of the list as a poor-man's cache algo-
339 cachedPrograms.move(i, 0);-
340 cachedProg->program->bind();-
341 return cachedProg;
executed 2 times by 1 test: return cachedProg;
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2
342 }-
343 }
never executed: end of block
0
344-
345 QScopedPointer<QGLEngineShaderProg> newProg;-
346-
347 do {-
348 QByteArray fragSource;-
349 // Insert the custom stage before the srcPixel shader to work around an ATI driver bug-
350 // where you cannot forward declare a function that takes a sampler as argument.-
351 if (prog.srcPixelFragShader == CustomImageSrcFragmentShader)
prog.srcPixelF...FragmentShaderDescription
TRUEnever evaluated
FALSEevaluated 1 time by 1 test
Evaluated by:
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0-1
352 fragSource.append(prog.customStageSource);
never executed: fragSource.append(prog.customStageSource);
0
353 fragSource.append(qShaderSnippets[prog.mainFragShader]);-
354 fragSource.append(qShaderSnippets[prog.srcPixelFragShader]);-
355 if (prog.compositionFragShader)
prog.compositionFragShaderDescription
TRUEevaluated 1 time by 1 test
Evaluated by:
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FALSEnever evaluated
0-1
356 fragSource.append(qShaderSnippets[prog.compositionFragShader]);
executed 1 time by 1 test: fragSource.append(qShaderSnippets[prog.compositionFragShader]);
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1
357 if (prog.maskFragShader)
prog.maskFragShaderDescription
TRUEevaluated 1 time by 1 test
Evaluated by:
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FALSEnever evaluated
0-1
358 fragSource.append(qShaderSnippets[prog.maskFragShader]);
executed 1 time by 1 test: fragSource.append(qShaderSnippets[prog.maskFragShader]);
Executed by:
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1
359-
360 QByteArray vertexSource;-
361 vertexSource.append(qShaderSnippets[prog.mainVertexShader]);-
362 vertexSource.append(qShaderSnippets[prog.positionVertexShader]);-
363-
364 QScopedPointer<QGLShaderProgram> shaderProgram(new QGLShaderProgram);-
365-
366 CachedShader shaderCache(fragSource, vertexSource);-
367 bool inCache = shaderCache.load(shaderProgram.data(), QGLContext::currentContext());-
368-
369 if (!inCache) {
!inCacheDescription
TRUEevaluated 1 time by 1 test
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FALSEnever evaluated
0-1
370-
371 QScopedPointer<QGLShader> fragShader(new QGLShader(QGLShader::Fragment));-
372 QByteArray description;-
373#if defined(QT_DEBUG)-
374 // Name the shader for easier debugging-
375 description.append("Fragment shader: main=");-
376 description.append(snippetNameStr(prog.mainFragShader));-
377 description.append(", srcPixel=");-
378 description.append(snippetNameStr(prog.srcPixelFragShader));-
379 if (prog.compositionFragShader) {
prog.compositionFragShaderDescription
TRUEevaluated 1 time by 1 test
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FALSEnever evaluated
0-1
380 description.append(", composition=");-
381 description.append(snippetNameStr(prog.compositionFragShader));-
382 }
executed 1 time by 1 test: end of block
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1
383 if (prog.maskFragShader) {
prog.maskFragShaderDescription
TRUEevaluated 1 time by 1 test
Evaluated by:
  • tst_qmdiarea - unknown status
FALSEnever evaluated
0-1
384 description.append(", mask=");-
385 description.append(snippetNameStr(prog.maskFragShader));-
386 }
executed 1 time by 1 test: end of block
Executed by:
  • tst_qmdiarea - unknown status
1
387 fragShader->setObjectName(QString::fromLatin1(description));-
388#endif-
389 if (!fragShader->compileSourceCode(fragSource)) {
!fragShader->c...de(fragSource)Description
TRUEnever evaluated
FALSEevaluated 1 time by 1 test
Evaluated by:
  • tst_qmdiarea - unknown status
0-1
390 qWarning() << "Warning:" << description << "failed to compile!";-
391 break;
never executed: break;
0
392 }-
393-
394 QScopedPointer<QGLShader> vertexShader(new QGLShader(QGLShader::Vertex));-
395#if defined(QT_DEBUG)-
396 // Name the shader for easier debugging-
397 description.clear();-
398 description.append("Vertex shader: main=");-
399 description.append(snippetNameStr(prog.mainVertexShader));-
400 description.append(", position=");-
401 description.append(snippetNameStr(prog.positionVertexShader));-
402 vertexShader->setObjectName(QString::fromLatin1(description));-
403#endif-
404 if (!vertexShader->compileSourceCode(vertexSource)) {
!vertexShader-...(vertexSource)Description
TRUEnever evaluated
FALSEevaluated 1 time by 1 test
Evaluated by:
  • tst_qmdiarea - unknown status
0-1
405 qWarning() << "Warning:" << description << "failed to compile!";-
406 break;
never executed: break;
0
407 }-
408-
409 shaders.append(vertexShader.data());-
410 shaders.append(fragShader.data());-
411 shaderProgram->addShader(vertexShader.take());-
412 shaderProgram->addShader(fragShader.take());-
413-
414 // We have to bind the vertex attribute names before the program is linked:-
415 shaderProgram->bindAttributeLocation("vertexCoordsArray", QT_VERTEX_COORDS_ATTR);-
416 if (prog.useTextureCoords)
prog.useTextureCoordsDescription
TRUEnever evaluated
FALSEevaluated 1 time by 1 test
Evaluated by:
  • tst_qmdiarea - unknown status
0-1
417 shaderProgram->bindAttributeLocation("textureCoordArray", QT_TEXTURE_COORDS_ATTR);
never executed: shaderProgram->bindAttributeLocation("textureCoordArray", QT_TEXTURE_COORDS_ATTR);
0
418 if (prog.useOpacityAttribute)
prog.useOpacityAttributeDescription
TRUEnever evaluated
FALSEevaluated 1 time by 1 test
Evaluated by:
  • tst_qmdiarea - unknown status
0-1
419 shaderProgram->bindAttributeLocation("opacityArray", QT_OPACITY_ATTR);
never executed: shaderProgram->bindAttributeLocation("opacityArray", QT_OPACITY_ATTR);
0
420 if (prog.usePmvMatrixAttribute) {
prog.usePmvMatrixAttributeDescription
TRUEevaluated 1 time by 1 test
Evaluated by:
  • tst_qmdiarea - unknown status
FALSEnever evaluated
0-1
421 shaderProgram->bindAttributeLocation("pmvMatrix1", QT_PMV_MATRIX_1_ATTR);-
422 shaderProgram->bindAttributeLocation("pmvMatrix2", QT_PMV_MATRIX_2_ATTR);-
423 shaderProgram->bindAttributeLocation("pmvMatrix3", QT_PMV_MATRIX_3_ATTR);-
424 }
executed 1 time by 1 test: end of block
Executed by:
  • tst_qmdiarea - unknown status
1
425 }
executed 1 time by 1 test: end of block
Executed by:
  • tst_qmdiarea - unknown status
1
426-
427 newProg.reset(new QGLEngineShaderProg(prog));-
428 newProg->program = shaderProgram.take();-
429-
430 newProg->program->link();-
431 if (newProg->program->isLinked()) {
newProg->program->isLinked()Description
TRUEevaluated 1 time by 1 test
Evaluated by:
  • tst_qmdiarea - unknown status
FALSEnever evaluated
0-1
432 if (!inCache)
!inCacheDescription
TRUEevaluated 1 time by 1 test
Evaluated by:
  • tst_qmdiarea - unknown status
FALSEnever evaluated
0-1
433 shaderCache.store(newProg->program, QGLContext::currentContext());
executed 1 time by 1 test: shaderCache.store(newProg->program, QGLContext::currentContext());
Executed by:
  • tst_qmdiarea - unknown status
1
434 } else {
executed 1 time by 1 test: end of block
Executed by:
  • tst_qmdiarea - unknown status
1
435 QString error;-
436 error = QLatin1String("Shader program failed to link,");-
437#if defined(QT_DEBUG)-
438 QLatin1String br("\n");-
439 error += QLatin1String("\n Shaders Used:\n");-
440 for (int i = 0; i < newProg->program->shaders().count(); ++i) {
i < newProg->p...ders().count()Description
TRUEnever evaluated
FALSEnever evaluated
0
441 QGLShader *shader = newProg->program->shaders().at(i);-
442 error += QLatin1String(" ") + shader->objectName() + QLatin1String(": \n")-
443 + QLatin1String(shader->sourceCode()) + br;-
444 }
never executed: end of block
0
445#endif-
446 error += QLatin1String(" Error Log:\n")-
447 + QLatin1String(" ") + newProg->program->log();-
448 qWarning() << error;-
449 break;
never executed: break;
0
450 }-
451-
452 newProg->program->bind();-
453-
454 if (newProg->maskFragShader != QGLEngineSharedShaders::NoMaskFragmentShader) {
newProg->maskF...FragmentShaderDescription
TRUEnever evaluated
FALSEevaluated 1 time by 1 test
Evaluated by:
  • tst_qmdiarea - unknown status
0-1
455 GLuint location = newProg->program->uniformLocation("maskTexture");-
456 newProg->program->setUniformValue(location, QT_MASK_TEXTURE_UNIT);-
457 }
never executed: end of block
0
458-
459 if (cachedPrograms.count() > 30) {
cachedPrograms.count() > 30Description
TRUEnever evaluated
FALSEevaluated 1 time by 1 test
Evaluated by:
  • tst_qmdiarea - unknown status
0-1
460 // The cache is full, so delete the last 5 programs in the list.-
461 // These programs will be least used, as a program us bumped to-
462 // the top of the list when it's used.-
463 for (int i = 0; i < 5; ++i) {
i < 5Description
TRUEnever evaluated
FALSEnever evaluated
0
464 delete cachedPrograms.last();-
465 cachedPrograms.removeLast();-
466 }
never executed: end of block
0
467 }
never executed: end of block
0
468-
469 cachedPrograms.insert(0, newProg.data());-
470 } while (false);-
471-
472 return newProg.take();
executed 1 time by 1 test: return newProg.take();
Executed by:
  • tst_qmdiarea - unknown status
1
473}-
474-
475void QGLEngineSharedShaders::cleanupCustomStage(QGLCustomShaderStage* stage)-
476{-
477 auto hasStageAsCustomShaderSouce = [stage](QGLEngineShaderProg *cachedProg) -> bool {-
478 if (cachedProg->customStageSource == stage->source()) {
cachedProg->cu...tage->source()Description
TRUEnever evaluated
FALSEnever evaluated
0
479 delete cachedProg;-
480 return true;
never executed: return true;
0
481 }-
482 return false;
never executed: return false;
0
483 };-
484 cachedPrograms.erase(std::remove_if(cachedPrograms.begin(), cachedPrograms.end(),-
485 hasStageAsCustomShaderSouce),-
486 cachedPrograms.end());-
487}
never executed: end of block
0
488-
489-
490QGLEngineShaderManager::QGLEngineShaderManager(QGLContext* context)-
491 : ctx(context),-
492 shaderProgNeedsChanging(true),-
493 complexGeometry(false),-
494 srcPixelType(Qt::NoBrush),-
495 opacityMode(NoOpacity),-
496 maskType(NoMask),-
497 compositionMode(QPainter::CompositionMode_SourceOver),-
498 customSrcStage(0),-
499 currentShaderProg(0)-
500{-
501 sharedShaders = QGLEngineSharedShaders::shadersForContext(context);-
502}
executed 3 times by 1 test: end of block
Executed by:
  • tst_qmdiarea - unknown status
3
503-
504QGLEngineShaderManager::~QGLEngineShaderManager()-
505{-
506 //###-
507 removeCustomStage();-
508}
executed 3 times by 1 test: end of block
Executed by:
  • tst_qmdiarea - unknown status
3
509-
510GLuint QGLEngineShaderManager::getUniformLocation(Uniform id)-
511{-
512 if (!currentShaderProg)
!currentShaderProgDescription
TRUEnever evaluated
FALSEevaluated 3 times by 1 test
Evaluated by:
  • tst_qmdiarea - unknown status
0-3
513 return 0;
never executed: return 0;
0
514-
515 QVector<uint> &uniformLocations = currentShaderProg->uniformLocations;-
516 if (uniformLocations.isEmpty())
uniformLocations.isEmpty()Description
TRUEevaluated 1 time by 1 test
Evaluated by:
  • tst_qmdiarea - unknown status
FALSEevaluated 2 times by 1 test
Evaluated by:
  • tst_qmdiarea - unknown status
1-2
517 uniformLocations.fill(GLuint(-1), NumUniforms);
executed 1 time by 1 test: uniformLocations.fill(GLuint(-1), NumUniforms);
Executed by:
  • tst_qmdiarea - unknown status
1
518-
519 static const char *const uniformNames[] = {-
520 "imageTexture",-
521 "patternColor",-
522 "globalOpacity",-
523 "depth",-
524 "maskTexture",-
525 "fragmentColor",-
526 "linearData",-
527 "angle",-
528 "halfViewportSize",-
529 "fmp",-
530 "fmp2_m_radius2",-
531 "inverse_2_fmp2_m_radius2",-
532 "sqrfr",-
533 "bradius",-
534 "invertedTextureSize",-
535 "brushTransform",-
536 "brushTexture",-
537 "matrix",-
538 "translateZ"-
539 };-
540-
541 if (uniformLocations.at(id) == GLuint(-1))
uniformLocatio... == GLuint(-1)Description
TRUEevaluated 1 time by 1 test
Evaluated by:
  • tst_qmdiarea - unknown status
FALSEevaluated 2 times by 1 test
Evaluated by:
  • tst_qmdiarea - unknown status
1-2
542 uniformLocations[id] = currentShaderProg->program->uniformLocation(uniformNames[id]);
executed 1 time by 1 test: uniformLocations[id] = currentShaderProg->program->uniformLocation(uniformNames[id]);
Executed by:
  • tst_qmdiarea - unknown status
1
543-
544 return uniformLocations.at(id);
executed 3 times by 1 test: return uniformLocations.at(id);
Executed by:
  • tst_qmdiarea - unknown status
3
545}-
546-
547-
548void QGLEngineShaderManager::optimiseForBrushTransform(QTransform::TransformationType transformType)-
549{-
550 Q_UNUSED(transformType); // Currently ignored-
551}
executed 3 times by 1 test: end of block
Executed by:
  • tst_qmdiarea - unknown status
3
552-
553void QGLEngineShaderManager::setDirty()-
554{-
555 shaderProgNeedsChanging = true;-
556}
executed 3 times by 1 test: end of block
Executed by:
  • tst_qmdiarea - unknown status
3
557-
558void QGLEngineShaderManager::setSrcPixelType(Qt::BrushStyle style)-
559{-
560 Q_ASSERT(style != Qt::NoBrush);-
561 if (srcPixelType == PixelSrcType(style))
srcPixelType =...SrcType(style)Description
TRUEnever evaluated
FALSEevaluated 3 times by 1 test
Evaluated by:
  • tst_qmdiarea - unknown status
0-3
562 return;
never executed: return;
0
563-
564 srcPixelType = style;-
565 shaderProgNeedsChanging = true; //###-
566}
executed 3 times by 1 test: end of block
Executed by:
  • tst_qmdiarea - unknown status
3
567-
568void QGLEngineShaderManager::setSrcPixelType(PixelSrcType type)-
569{-
570 if (srcPixelType == type)
srcPixelType == typeDescription
TRUEnever evaluated
FALSEnever evaluated
0
571 return;
never executed: return;
0
572-
573 srcPixelType = type;-
574 shaderProgNeedsChanging = true; //###-
575}
never executed: end of block
0
576-
577void QGLEngineShaderManager::setOpacityMode(OpacityMode mode)-
578{-
579 if (opacityMode == mode)
opacityMode == modeDescription
TRUEevaluated 42 times by 1 test
Evaluated by:
  • tst_qmdiarea - unknown status
FALSEnever evaluated
0-42
580 return;
executed 42 times by 1 test: return;
Executed by:
  • tst_qmdiarea - unknown status
42
581-
582 opacityMode = mode;-
583 shaderProgNeedsChanging = true; //###-
584}
never executed: end of block
0
585-
586void QGLEngineShaderManager::setMaskType(MaskType type)-
587{-
588 if (maskType == type)
maskType == typeDescription
TRUEnever evaluated
FALSEnever evaluated
0
589 return;
never executed: return;
0
590-
591 maskType = type;-
592 shaderProgNeedsChanging = true; //###-
593}
never executed: end of block
0
594-
595void QGLEngineShaderManager::setCompositionMode(QPainter::CompositionMode mode)-
596{-
597 if (compositionMode == mode)
compositionMode == modeDescription
TRUEnever evaluated
FALSEnever evaluated
0
598 return;
never executed: return;
0
599-
600 compositionMode = mode;-
601 shaderProgNeedsChanging = true; //###-
602}
never executed: end of block
0
603-
604void QGLEngineShaderManager::setCustomStage(QGLCustomShaderStage* stage)-
605{-
606 if (customSrcStage)
customSrcStageDescription
TRUEnever evaluated
FALSEnever evaluated
0
607 removeCustomStage();
never executed: removeCustomStage();
0
608 customSrcStage = stage;-
609 shaderProgNeedsChanging = true;-
610}
never executed: end of block
0
611-
612void QGLEngineShaderManager::removeCustomStage()-
613{-
614 if (customSrcStage)
customSrcStageDescription
TRUEnever evaluated
FALSEevaluated 3 times by 1 test
Evaluated by:
  • tst_qmdiarea - unknown status
0-3
615 customSrcStage->setInactive();
never executed: customSrcStage->setInactive();
0
616 customSrcStage = 0;-
617 shaderProgNeedsChanging = true;-
618}
executed 3 times by 1 test: end of block
Executed by:
  • tst_qmdiarea - unknown status
3
619-
620QGLShaderProgram* QGLEngineShaderManager::currentProgram()-
621{-
622 if (currentShaderProg)
currentShaderProgDescription
TRUEevaluated 3 times by 1 test
Evaluated by:
  • tst_qmdiarea - unknown status
FALSEnever evaluated
0-3
623 return currentShaderProg->program;
executed 3 times by 1 test: return currentShaderProg->program;
Executed by:
  • tst_qmdiarea - unknown status
3
624 else-
625 return sharedShaders->simpleProgram();
never executed: return sharedShaders->simpleProgram();
0
626}-
627-
628void QGLEngineShaderManager::useSimpleProgram()-
629{-
630 sharedShaders->simpleProgram()->bind();-
631 QGLContextPrivate* ctx_d = ctx->d_func();-
632 ctx_d->setVertexAttribArrayEnabled(QT_VERTEX_COORDS_ATTR, true);-
633 ctx_d->setVertexAttribArrayEnabled(QT_TEXTURE_COORDS_ATTR, false);-
634 ctx_d->setVertexAttribArrayEnabled(QT_OPACITY_ATTR, false);-
635 shaderProgNeedsChanging = true;-
636}
executed 6 times by 1 test: end of block
Executed by:
  • tst_qmdiarea - unknown status
6
637-
638void QGLEngineShaderManager::useBlitProgram()-
639{-
640 sharedShaders->blitProgram()->bind();-
641 QGLContextPrivate* ctx_d = ctx->d_func();-
642 ctx_d->setVertexAttribArrayEnabled(QT_VERTEX_COORDS_ATTR, true);-
643 ctx_d->setVertexAttribArrayEnabled(QT_TEXTURE_COORDS_ATTR, true);-
644 ctx_d->setVertexAttribArrayEnabled(QT_OPACITY_ATTR, false);-
645 shaderProgNeedsChanging = true;-
646}
never executed: end of block
0
647-
648QGLShaderProgram* QGLEngineShaderManager::simpleProgram()-
649{-
650 return sharedShaders->simpleProgram();
never executed: return sharedShaders->simpleProgram();
0
651}-
652-
653QGLShaderProgram* QGLEngineShaderManager::blitProgram()-
654{-
655 return sharedShaders->blitProgram();
never executed: return sharedShaders->blitProgram();
0
656}-
657-
658-
659-
660// Select & use the correct shader program using the current state.-
661// Returns \c true if program needed changing.-
662bool QGLEngineShaderManager::useCorrectShaderProg()-
663{-
664 if (!shaderProgNeedsChanging)
!shaderProgNeedsChangingDescription
TRUEevaluated 39 times by 1 test
Evaluated by:
  • tst_qmdiarea - unknown status
FALSEevaluated 3 times by 1 test
Evaluated by:
  • tst_qmdiarea - unknown status
3-39
665 return false;
executed 39 times by 1 test: return false;
Executed by:
  • tst_qmdiarea - unknown status
39
666-
667 bool useCustomSrc = customSrcStage != 0;-
668 if (useCustomSrc && srcPixelType != QGLEngineShaderManager::ImageSrc && srcPixelType != Qt::TexturePattern) {
useCustomSrcDescription
TRUEnever evaluated
FALSEevaluated 3 times by 1 test
Evaluated by:
  • tst_qmdiarea - unknown status
srcPixelType !...ager::ImageSrcDescription
TRUEnever evaluated
FALSEnever evaluated
srcPixelType !...TexturePatternDescription
TRUEnever evaluated
FALSEnever evaluated
0-3
669 useCustomSrc = false;-
670 qWarning("QGLEngineShaderManager - Ignoring custom shader stage for non image src");-
671 }
never executed: end of block
0
672-
673 QGLEngineShaderProg requiredProgram;-
674-
675 bool texCoords = false;-
676-
677 // Choose vertex shader shader position function (which typically also sets-
678 // varyings) and the source pixel (srcPixel) fragment shader function:-
679 requiredProgram.positionVertexShader = QGLEngineSharedShaders::InvalidSnippetName;-
680 requiredProgram.srcPixelFragShader = QGLEngineSharedShaders::InvalidSnippetName;-
681 bool isAffine = brushTransform.isAffine();-
682 if ( (srcPixelType >= Qt::Dense1Pattern) && (srcPixelType <= Qt::DiagCrossPattern) ) {
(srcPixelType ...Dense1Pattern)Description
TRUEnever evaluated
FALSEevaluated 3 times by 1 test
Evaluated by:
  • tst_qmdiarea - unknown status
(srcPixelType ...gCrossPattern)Description
TRUEnever evaluated
FALSEnever evaluated
0-3
683 if (isAffine)
isAffineDescription
TRUEnever evaluated
FALSEnever evaluated
0
684 requiredProgram.positionVertexShader = QGLEngineSharedShaders::AffinePositionWithPatternBrushVertexShader;
never executed: requiredProgram.positionVertexShader = QGLEngineSharedShaders::AffinePositionWithPatternBrushVertexShader;
0
685 else-
686 requiredProgram.positionVertexShader = QGLEngineSharedShaders::PositionWithPatternBrushVertexShader;
never executed: requiredProgram.positionVertexShader = QGLEngineSharedShaders::PositionWithPatternBrushVertexShader;
0
687-
688 requiredProgram.srcPixelFragShader = QGLEngineSharedShaders::PatternBrushSrcFragmentShader;-
689 }
never executed: end of block
0
690 else switch (srcPixelType) {-
691 default:
never executed: default:
0
692 case Qt::NoBrush:
never executed: case Qt::NoBrush:
0
693 qFatal("QGLEngineShaderManager::useCorrectShaderProg() - Qt::NoBrush style is set");-
694 break;
never executed: break;
0
695 case QGLEngineShaderManager::ImageSrc:
never executed: case QGLEngineShaderManager::ImageSrc:
0
696 requiredProgram.srcPixelFragShader = QGLEngineSharedShaders::ImageSrcFragmentShader;-
697 requiredProgram.positionVertexShader = QGLEngineSharedShaders::PositionOnlyVertexShader;-
698 texCoords = true;-
699 break;
never executed: break;
0
700 case QGLEngineShaderManager::NonPremultipliedImageSrc:
never executed: case QGLEngineShaderManager::NonPremultipliedImageSrc:
0
701 requiredProgram.srcPixelFragShader = QGLEngineSharedShaders::NonPremultipliedImageSrcFragmentShader;-
702 requiredProgram.positionVertexShader = QGLEngineSharedShaders::PositionOnlyVertexShader;-
703 texCoords = true;-
704 break;
never executed: break;
0
705 case QGLEngineShaderManager::PatternSrc:
never executed: case QGLEngineShaderManager::PatternSrc:
0
706 requiredProgram.srcPixelFragShader = QGLEngineSharedShaders::ImageSrcWithPatternFragmentShader;-
707 requiredProgram.positionVertexShader = QGLEngineSharedShaders::PositionOnlyVertexShader;-
708 texCoords = true;-
709 break;
never executed: break;
0
710 case QGLEngineShaderManager::TextureSrcWithPattern:
never executed: case QGLEngineShaderManager::TextureSrcWithPattern:
0
711 requiredProgram.srcPixelFragShader = QGLEngineSharedShaders::TextureBrushSrcWithPatternFragmentShader;-
712 requiredProgram.positionVertexShader = isAffine ? QGLEngineSharedShaders::AffinePositionWithTextureBrushVertexShader
isAffineDescription
TRUEnever evaluated
FALSEnever evaluated
0
713 : QGLEngineSharedShaders::PositionWithTextureBrushVertexShader;-
714 break;
never executed: break;
0
715 case Qt::SolidPattern:
executed 3 times by 1 test: case Qt::SolidPattern:
Executed by:
  • tst_qmdiarea - unknown status
3
716 requiredProgram.srcPixelFragShader = QGLEngineSharedShaders::SolidBrushSrcFragmentShader;-
717 requiredProgram.positionVertexShader = QGLEngineSharedShaders::PositionOnlyVertexShader;-
718 break;
executed 3 times by 1 test: break;
Executed by:
  • tst_qmdiarea - unknown status
3
719 case Qt::LinearGradientPattern:
never executed: case Qt::LinearGradientPattern:
0
720 requiredProgram.srcPixelFragShader = QGLEngineSharedShaders::LinearGradientBrushSrcFragmentShader;-
721 requiredProgram.positionVertexShader = isAffine ? QGLEngineSharedShaders::AffinePositionWithLinearGradientBrushVertexShader
isAffineDescription
TRUEnever evaluated
FALSEnever evaluated
0
722 : QGLEngineSharedShaders::PositionWithLinearGradientBrushVertexShader;-
723 break;
never executed: break;
0
724 case Qt::ConicalGradientPattern:
never executed: case Qt::ConicalGradientPattern:
0
725 requiredProgram.srcPixelFragShader = QGLEngineSharedShaders::ConicalGradientBrushSrcFragmentShader;-
726 requiredProgram.positionVertexShader = isAffine ? QGLEngineSharedShaders::AffinePositionWithConicalGradientBrushVertexShader
isAffineDescription
TRUEnever evaluated
FALSEnever evaluated
0
727 : QGLEngineSharedShaders::PositionWithConicalGradientBrushVertexShader;-
728 break;
never executed: break;
0
729 case Qt::RadialGradientPattern:
never executed: case Qt::RadialGradientPattern:
0
730 requiredProgram.srcPixelFragShader = QGLEngineSharedShaders::RadialGradientBrushSrcFragmentShader;-
731 requiredProgram.positionVertexShader = isAffine ? QGLEngineSharedShaders::AffinePositionWithRadialGradientBrushVertexShader
isAffineDescription
TRUEnever evaluated
FALSEnever evaluated
0
732 : QGLEngineSharedShaders::PositionWithRadialGradientBrushVertexShader;-
733 break;
never executed: break;
0
734 case Qt::TexturePattern:
never executed: case Qt::TexturePattern:
0
735 requiredProgram.srcPixelFragShader = QGLEngineSharedShaders::TextureBrushSrcFragmentShader;-
736 requiredProgram.positionVertexShader = isAffine ? QGLEngineSharedShaders::AffinePositionWithTextureBrushVertexShader
isAffineDescription
TRUEnever evaluated
FALSEnever evaluated
0
737 : QGLEngineSharedShaders::PositionWithTextureBrushVertexShader;-
738 break;
never executed: break;
0
739 };-
740-
741 if (useCustomSrc) {
useCustomSrcDescription
TRUEnever evaluated
FALSEevaluated 3 times by 1 test
Evaluated by:
  • tst_qmdiarea - unknown status
0-3
742 requiredProgram.srcPixelFragShader = QGLEngineSharedShaders::CustomImageSrcFragmentShader;-
743 requiredProgram.customStageSource = customSrcStage->source();-
744 }
never executed: end of block
0
745-
746 const bool hasCompose = compositionMode > QPainter::CompositionMode_Plus;-
747 const bool hasMask = maskType != QGLEngineShaderManager::NoMask;-
748-
749 // Choose fragment shader main function:-
750 if (opacityMode == AttributeOpacity) {
opacityMode ==...tributeOpacityDescription
TRUEnever evaluated
FALSEevaluated 3 times by 1 test
Evaluated by:
  • tst_qmdiarea - unknown status
0-3
751 Q_ASSERT(!hasCompose && !hasMask);-
752 requiredProgram.mainFragShader = QGLEngineSharedShaders::MainFragmentShader_ImageArrays;-
753 } else {
never executed: end of block
0
754 bool useGlobalOpacity = (opacityMode == UniformOpacity);-
755 if (hasCompose && hasMask && useGlobalOpacity)
hasComposeDescription
TRUEnever evaluated
FALSEevaluated 3 times by 1 test
Evaluated by:
  • tst_qmdiarea - unknown status
hasMaskDescription
TRUEnever evaluated
FALSEnever evaluated
useGlobalOpacityDescription
TRUEnever evaluated
FALSEnever evaluated
0-3
756 requiredProgram.mainFragShader = QGLEngineSharedShaders::MainFragmentShader_CMO;
never executed: requiredProgram.mainFragShader = QGLEngineSharedShaders::MainFragmentShader_CMO;
0
757 if (hasCompose && hasMask && !useGlobalOpacity)
hasComposeDescription
TRUEnever evaluated
FALSEevaluated 3 times by 1 test
Evaluated by:
  • tst_qmdiarea - unknown status
hasMaskDescription
TRUEnever evaluated
FALSEnever evaluated
!useGlobalOpacityDescription
TRUEnever evaluated
FALSEnever evaluated
0-3
758 requiredProgram.mainFragShader = QGLEngineSharedShaders::MainFragmentShader_CM;
never executed: requiredProgram.mainFragShader = QGLEngineSharedShaders::MainFragmentShader_CM;
0
759 if (!hasCompose && hasMask && useGlobalOpacity)
!hasComposeDescription
TRUEevaluated 3 times by 1 test
Evaluated by:
  • tst_qmdiarea - unknown status
FALSEnever evaluated
hasMaskDescription
TRUEnever evaluated
FALSEevaluated 3 times by 1 test
Evaluated by:
  • tst_qmdiarea - unknown status
useGlobalOpacityDescription
TRUEnever evaluated
FALSEnever evaluated
0-3
760 requiredProgram.mainFragShader = QGLEngineSharedShaders::MainFragmentShader_MO;
never executed: requiredProgram.mainFragShader = QGLEngineSharedShaders::MainFragmentShader_MO;
0
761 if (!hasCompose && hasMask && !useGlobalOpacity)
!hasComposeDescription
TRUEevaluated 3 times by 1 test
Evaluated by:
  • tst_qmdiarea - unknown status
FALSEnever evaluated
hasMaskDescription
TRUEnever evaluated
FALSEevaluated 3 times by 1 test
Evaluated by:
  • tst_qmdiarea - unknown status
!useGlobalOpacityDescription
TRUEnever evaluated
FALSEnever evaluated
0-3
762 requiredProgram.mainFragShader = QGLEngineSharedShaders::MainFragmentShader_M;
never executed: requiredProgram.mainFragShader = QGLEngineSharedShaders::MainFragmentShader_M;
0
763 if (hasCompose && !hasMask && useGlobalOpacity)
hasComposeDescription
TRUEnever evaluated
FALSEevaluated 3 times by 1 test
Evaluated by:
  • tst_qmdiarea - unknown status
!hasMaskDescription
TRUEnever evaluated
FALSEnever evaluated
useGlobalOpacityDescription
TRUEnever evaluated
FALSEnever evaluated
0-3
764 requiredProgram.mainFragShader = QGLEngineSharedShaders::MainFragmentShader_CO;
never executed: requiredProgram.mainFragShader = QGLEngineSharedShaders::MainFragmentShader_CO;
0
765 if (hasCompose && !hasMask && !useGlobalOpacity)
hasComposeDescription
TRUEnever evaluated
FALSEevaluated 3 times by 1 test
Evaluated by:
  • tst_qmdiarea - unknown status
!hasMaskDescription
TRUEnever evaluated
FALSEnever evaluated
!useGlobalOpacityDescription
TRUEnever evaluated
FALSEnever evaluated
0-3
766 requiredProgram.mainFragShader = QGLEngineSharedShaders::MainFragmentShader_C;
never executed: requiredProgram.mainFragShader = QGLEngineSharedShaders::MainFragmentShader_C;
0
767 if (!hasCompose && !hasMask && useGlobalOpacity)
!hasComposeDescription
TRUEevaluated 3 times by 1 test
Evaluated by:
  • tst_qmdiarea - unknown status
FALSEnever evaluated
!hasMaskDescription
TRUEevaluated 3 times by 1 test
Evaluated by:
  • tst_qmdiarea - unknown status
FALSEnever evaluated
useGlobalOpacityDescription
TRUEnever evaluated
FALSEevaluated 3 times by 1 test
Evaluated by:
  • tst_qmdiarea - unknown status
0-3
768 requiredProgram.mainFragShader = QGLEngineSharedShaders::MainFragmentShader_O;
never executed: requiredProgram.mainFragShader = QGLEngineSharedShaders::MainFragmentShader_O;
0
769 if (!hasCompose && !hasMask && !useGlobalOpacity)
!hasComposeDescription
TRUEevaluated 3 times by 1 test
Evaluated by:
  • tst_qmdiarea - unknown status
FALSEnever evaluated
!hasMaskDescription
TRUEevaluated 3 times by 1 test
Evaluated by:
  • tst_qmdiarea - unknown status
FALSEnever evaluated
!useGlobalOpacityDescription
TRUEevaluated 3 times by 1 test
Evaluated by:
  • tst_qmdiarea - unknown status
FALSEnever evaluated
0-3
770 requiredProgram.mainFragShader = QGLEngineSharedShaders::MainFragmentShader;
executed 3 times by 1 test: requiredProgram.mainFragShader = QGLEngineSharedShaders::MainFragmentShader;
Executed by:
  • tst_qmdiarea - unknown status
3
771 }
executed 3 times by 1 test: end of block
Executed by:
  • tst_qmdiarea - unknown status
3
772-
773 if (hasMask) {
hasMaskDescription
TRUEnever evaluated
FALSEevaluated 3 times by 1 test
Evaluated by:
  • tst_qmdiarea - unknown status
0-3
774 if (maskType == PixelMask) {
maskType == PixelMaskDescription
TRUEnever evaluated
FALSEnever evaluated
0
775 requiredProgram.maskFragShader = QGLEngineSharedShaders::MaskFragmentShader;-
776 texCoords = true;-
777 } else if (maskType == SubPixelMaskPass1) {
never executed: end of block
maskType == SubPixelMaskPass1Description
TRUEnever evaluated
FALSEnever evaluated
0
778 requiredProgram.maskFragShader = QGLEngineSharedShaders::RgbMaskFragmentShaderPass1;-
779 texCoords = true;-
780 } else if (maskType == SubPixelMaskPass2) {
never executed: end of block
maskType == SubPixelMaskPass2Description
TRUEnever evaluated
FALSEnever evaluated
0
781 requiredProgram.maskFragShader = QGLEngineSharedShaders::RgbMaskFragmentShaderPass2;-
782 texCoords = true;-
783 } else if (maskType == SubPixelWithGammaMask) {
never executed: end of block
maskType == Su...lWithGammaMaskDescription
TRUEnever evaluated
FALSEnever evaluated
0
784 requiredProgram.maskFragShader = QGLEngineSharedShaders::RgbMaskWithGammaFragmentShader;-
785 texCoords = true;-
786 } else {
never executed: end of block
0
787 qCritical("QGLEngineShaderManager::useCorrectShaderProg() - Unknown mask type");-
788 }
never executed: end of block
0
789 } else {-
790 requiredProgram.maskFragShader = QGLEngineSharedShaders::NoMaskFragmentShader;-
791 }
executed 3 times by 1 test: end of block
Executed by:
  • tst_qmdiarea - unknown status
3
792-
793 if (hasCompose) {
hasComposeDescription
TRUEnever evaluated
FALSEevaluated 3 times by 1 test
Evaluated by:
  • tst_qmdiarea - unknown status
0-3
794 switch (compositionMode) {-
795 case QPainter::CompositionMode_Multiply:
never executed: case QPainter::CompositionMode_Multiply:
0
796 requiredProgram.compositionFragShader = QGLEngineSharedShaders::MultiplyCompositionModeFragmentShader;-
797 break;
never executed: break;
0
798 case QPainter::CompositionMode_Screen:
never executed: case QPainter::CompositionMode_Screen:
0
799 requiredProgram.compositionFragShader = QGLEngineSharedShaders::ScreenCompositionModeFragmentShader;-
800 break;
never executed: break;
0
801 case QPainter::CompositionMode_Overlay:
never executed: case QPainter::CompositionMode_Overlay:
0
802 requiredProgram.compositionFragShader = QGLEngineSharedShaders::OverlayCompositionModeFragmentShader;-
803 break;
never executed: break;
0
804 case QPainter::CompositionMode_Darken:
never executed: case QPainter::CompositionMode_Darken:
0
805 requiredProgram.compositionFragShader = QGLEngineSharedShaders::DarkenCompositionModeFragmentShader;-
806 break;
never executed: break;
0
807 case QPainter::CompositionMode_Lighten:
never executed: case QPainter::CompositionMode_Lighten:
0
808 requiredProgram.compositionFragShader = QGLEngineSharedShaders::LightenCompositionModeFragmentShader;-
809 break;
never executed: break;
0
810 case QPainter::CompositionMode_ColorDodge:
never executed: case QPainter::CompositionMode_ColorDodge:
0
811 requiredProgram.compositionFragShader = QGLEngineSharedShaders::ColorDodgeCompositionModeFragmentShader;-
812 break;
never executed: break;
0
813 case QPainter::CompositionMode_ColorBurn:
never executed: case QPainter::CompositionMode_ColorBurn:
0
814 requiredProgram.compositionFragShader = QGLEngineSharedShaders::ColorBurnCompositionModeFragmentShader;-
815 break;
never executed: break;
0
816 case QPainter::CompositionMode_HardLight:
never executed: case QPainter::CompositionMode_HardLight:
0
817 requiredProgram.compositionFragShader = QGLEngineSharedShaders::HardLightCompositionModeFragmentShader;-
818 break;
never executed: break;
0
819 case QPainter::CompositionMode_SoftLight:
never executed: case QPainter::CompositionMode_SoftLight:
0
820 requiredProgram.compositionFragShader = QGLEngineSharedShaders::SoftLightCompositionModeFragmentShader;-
821 break;
never executed: break;
0
822 case QPainter::CompositionMode_Difference:
never executed: case QPainter::CompositionMode_Difference:
0
823 requiredProgram.compositionFragShader = QGLEngineSharedShaders::DifferenceCompositionModeFragmentShader;-
824 break;
never executed: break;
0
825 case QPainter::CompositionMode_Exclusion:
never executed: case QPainter::CompositionMode_Exclusion:
0
826 requiredProgram.compositionFragShader = QGLEngineSharedShaders::ExclusionCompositionModeFragmentShader;-
827 break;
never executed: break;
0
828 default:
never executed: default:
0
829 qWarning("QGLEngineShaderManager::useCorrectShaderProg() - Unsupported composition mode");-
830 }
never executed: end of block
0
831 } else {-
832 requiredProgram.compositionFragShader = QGLEngineSharedShaders::NoCompositionModeFragmentShader;-
833 }
executed 3 times by 1 test: end of block
Executed by:
  • tst_qmdiarea - unknown status
3
834-
835 // Choose vertex shader main function-
836 if (opacityMode == AttributeOpacity) {
opacityMode ==...tributeOpacityDescription
TRUEnever evaluated
FALSEevaluated 3 times by 1 test
Evaluated by:
  • tst_qmdiarea - unknown status
0-3
837 Q_ASSERT(texCoords);-
838 requiredProgram.mainVertexShader = QGLEngineSharedShaders::MainWithTexCoordsAndOpacityVertexShader;-
839 } else if (texCoords) {
never executed: end of block
texCoordsDescription
TRUEnever evaluated
FALSEevaluated 3 times by 1 test
Evaluated by:
  • tst_qmdiarea - unknown status
0-3
840 requiredProgram.mainVertexShader = QGLEngineSharedShaders::MainWithTexCoordsVertexShader;-
841 } else {
never executed: end of block
0
842 requiredProgram.mainVertexShader = QGLEngineSharedShaders::MainVertexShader;-
843 }
executed 3 times by 1 test: end of block
Executed by:
  • tst_qmdiarea - unknown status
3
844 requiredProgram.useTextureCoords = texCoords;-
845 requiredProgram.useOpacityAttribute = (opacityMode == AttributeOpacity);-
846 if (complexGeometry && srcPixelType == Qt::SolidPattern) {
complexGeometryDescription
TRUEnever evaluated
FALSEevaluated 3 times by 1 test
Evaluated by:
  • tst_qmdiarea - unknown status
srcPixelType =...::SolidPatternDescription
TRUEnever evaluated
FALSEnever evaluated
0-3
847 requiredProgram.positionVertexShader = QGLEngineSharedShaders::ComplexGeometryPositionOnlyVertexShader;-
848 requiredProgram.usePmvMatrixAttribute = false;-
849 } else {
never executed: end of block
0
850 requiredProgram.usePmvMatrixAttribute = true;-
851-
852 // Force complexGeometry off, since we currently don't support that mode for-
853 // non-solid brushes-
854 complexGeometry = false;-
855 }
executed 3 times by 1 test: end of block
Executed by:
  • tst_qmdiarea - unknown status
3
856-
857 // At this point, requiredProgram is fully populated so try to find the program in the cache-
858 currentShaderProg = sharedShaders->findProgramInCache(requiredProgram);-
859-
860 if (currentShaderProg && useCustomSrc) {
currentShaderProgDescription
TRUEevaluated 3 times by 1 test
Evaluated by:
  • tst_qmdiarea - unknown status
FALSEnever evaluated
useCustomSrcDescription
TRUEnever evaluated
FALSEevaluated 3 times by 1 test
Evaluated by:
  • tst_qmdiarea - unknown status
0-3
861 customSrcStage->setUniforms(currentShaderProg->program);-
862 }
never executed: end of block
0
863-
864 // Make sure all the vertex attribute arrays the program uses are enabled (and the ones it-
865 // doesn't use are disabled)-
866 QGLContextPrivate* ctx_d = ctx->d_func();-
867 ctx_d->setVertexAttribArrayEnabled(QT_VERTEX_COORDS_ATTR, true);-
868 ctx_d->setVertexAttribArrayEnabled(QT_TEXTURE_COORDS_ATTR, currentShaderProg && currentShaderProg->useTextureCoords);-
869 ctx_d->setVertexAttribArrayEnabled(QT_OPACITY_ATTR, currentShaderProg && currentShaderProg->useOpacityAttribute);-
870-
871 shaderProgNeedsChanging = false;-
872 return true;
executed 3 times by 1 test: return true;
Executed by:
  • tst_qmdiarea - unknown status
3
873}-
874-
875QT_END_NAMESPACE-
Source codeSwitch to Preprocessed file
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