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qsgdefaultspritenode.cpp

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1-
2-
3-
4-
5struct SpriteVertex {-
6 float x;-
7 float y;-
8 float tx;-
9 float ty;-
10};-
11-
12struct SpriteVertices {-
13 SpriteVertex v1;-
14 SpriteVertex v2;-
15 SpriteVertex v3;-
16 SpriteVertex v4;-
17};-
18-
19class QQuickSpriteMaterial : public QSGMaterial-
20{-
21public:-
22 QQuickSpriteMaterial();-
23 ~QQuickSpriteMaterial();-
24 QSGMaterialType *type() const override { static QSGMaterialType type; return
executed 2033 times by 2 tests: return &type;
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 &type;
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 }		2033
25 QSGMaterialShader *createShader() const override;-
26 int compare(const QSGMaterial *other) const override-
27 {-
28 return
never executed: return this - static_cast<const QQuickSpriteMaterial *>(other);
 this - static_cast<const QQuickSpriteMaterial *>(other);
never executed: return this - static_cast<const QQuickSpriteMaterial *>(other);
0
29 }-
30-
31 QSGTexture *texture = nullptr;-
32-
33 float animT = 0.0f;-
34 float animX1 = 0.0f;-
35 float animY1 = 0.0f;-
36 float animX2 = 0.0f;-
37 float animY2 = 0.0f;-
38 float animW = 1.0f;-
39 float animH = 1.0f;-
40};-
41-
42QQuickSpriteMaterial::QQuickSpriteMaterial()-
43{-
44 setFlag(Blending, true);-
45}
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46-
47QQuickSpriteMaterial::~QQuickSpriteMaterial()-
48{-
49 delete texture;-
50}
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51-
52class SpriteMaterialData : public QSGMaterialShader-
53{-
54public:-
55 SpriteMaterialData()-
56 {-
57 setShaderSourceFile(QOpenGLShader::Vertex, ([]() noexcept -> QString { enum { Size = sizeof(u"" ":/qt-project.org/scenegraph/shaders/sprite.vert")/2 - 1 }; static const QStaticStringData<Size> qstring_literal = { { { { -1 } }, Size, 0, 0, sizeof(QStringData) }, u"" ":/qt-project.org/scenegraph/shaders/sprite.vert" }; QStringDataPtr holder = { qstring_literal.data_ptr() }; const QString qstring_literal_temp(holder); return
executed 30 times by 2 tests: return qstring_literal_temp;
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 qstring_literal_temp;
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 }()));		30
58 setShaderSourceFile(QOpenGLShader::Fragment, ([]() noexcept -> QString { enum { Size = sizeof(u"" ":/qt-project.org/scenegraph/shaders/sprite.frag")/2 - 1 }; static const QStaticStringData<Size> qstring_literal = { { { { -1 } }, Size, 0, 0, sizeof(QStringData) }, u"" ":/qt-project.org/scenegraph/shaders/sprite.frag" }; QStringDataPtr holder = { qstring_literal.data_ptr() }; const QString qstring_literal_temp(holder); return
executed 30 times by 2 tests: return qstring_literal_temp;
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 qstring_literal_temp;
executed 30 times by 2 tests: return qstring_literal_temp;
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 }()));		30
59 }
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60-
61 void updateState(const RenderState &state, QSGMaterial *newEffect, QSGMaterial *) override-
62 {-
63 QQuickSpriteMaterial *m = static_cast<QQuickSpriteMaterial *>(newEffect);-
64 m->texture->bind();-
65-
66 program()->setUniformValue(m_opacity_id, state.opacity());-
67 program()->setUniformValue(m_animData_id, m->animW, m->animH, m->animT);-
68 program()->setUniformValue(m_animPos_id, m->animX1, m->animY1, m->animX2, m->animY2);-
69-
70 if (state.isMatrixDirty()
state.isMatrixDirty()Description
TRUEevaluated 2033 times by 2 tests
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FALSEnever evaluated
)		0-2033
71 program()->setUniformValue(m_matrix_id, state.combinedMatrix());
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72 }
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73-
74 void initialize() override {-
75 m_matrix_id = program()->uniformLocation("qt_Matrix");-
76 m_opacity_id = program()->uniformLocation("qt_Opacity");-
77 m_animData_id = program()->uniformLocation("animData");-
78 m_animPos_id = program()->uniformLocation("animPos");-
79 }
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80-
81 char const *const *attributeNames() const override {-
82 static const char *attr[] = {-
83 "vPos",-
84 "vTex",-
85 nullptr-
86 };-
87 return
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 attr;
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6129
88 }-
89-
90 int m_matrix_id;-
91 int m_opacity_id;-
92 int m_animData_id;-
93 int m_animPos_id;-
94};-
95-
96QSGMaterialShader *QQuickSpriteMaterial::createShader() const-
97{-
98 return
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 new SpriteMaterialData;
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99}-
100-
101static QSGGeometry::Attribute Sprite_Attributes[] = {-
102 QSGGeometry::Attribute::create(0, 2, QSGGeometry::FloatType, true),-
103 QSGGeometry::Attribute::create(1, 2, QSGGeometry::FloatType),-
104};-
105-
106static QSGGeometry::AttributeSet Sprite_AttributeSet =-
107{-
108 2,-
109 (2+2) * sizeof(float),-
110 Sprite_Attributes-
111};-
112-
113QSGDefaultSpriteNode::QSGDefaultSpriteNode()-
114 : m_material(new QQuickSpriteMaterial)-
115 , m_geometryDirty(true)-
116 , m_sheetSize(QSize(64, 64))-
117{-
118-
119 m_geometry = new QSGGeometry(Sprite_AttributeSet, 4, 6);-
120 m_geometry->setDrawingMode(QSGGeometry::DrawTriangles);-
121 quint16 *indices = m_geometry->indexDataAsUShort();-
122 indices[0] = 0;-
123 indices[1] = 1;-
124 indices[2] = 2;-
125 indices[3] = 1;-
126 indices[4] = 3;-
127 indices[5] = 2;-
128-
129 setGeometry(m_geometry);-
130 setMaterial(m_material);-
131 setFlag(OwnsGeometry, true);-
132 setFlag(OwnsMaterial, true);-
133}
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134-
135void QSGDefaultSpriteNode::setTexture(QSGTexture *texture)-
136{-
137 m_material->texture = texture;-
138 m_geometryDirty = true;-
139 markDirty(DirtyMaterial);-
140}
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141-
142void QSGDefaultSpriteNode::setTime(float time)-
143{-
144 m_material->animT = time;-
145 markDirty(DirtyMaterial);-
146}
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147-
148void QSGDefaultSpriteNode::setSourceA(const QPoint &source)-
149{-
150 if (m_sourceA != source
m_sourceA != sourceDescription
TRUEevaluated 689 times by 2 tests
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FALSEevaluated 1362 times by 2 tests
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) {		689-1362
151 m_sourceA = source;-
152 m_material->animX1 = static_cast<float>(source.x()) / m_sheetSize.width();-
153 m_material->animY1 = static_cast<float>(source.y()) / m_sheetSize.height();-
154 markDirty(DirtyMaterial);-
155 }
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689
156}
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157-
158void QSGDefaultSpriteNode::setSourceB(const QPoint &source)-
159{-
160 if (m_sourceB != source
m_sourceB != sourceDescription
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FALSEevaluated 1354 times by 2 tests
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) {		697-1354
161 m_sourceB = source;-
162 m_material->animX2 = static_cast<float>(source.x()) / m_sheetSize.width();-
163 m_material->animY2 = static_cast<float>(source.y()) / m_sheetSize.height();-
164 markDirty(DirtyMaterial);-
165 }
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697
166}
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167-
168void QSGDefaultSpriteNode::setSpriteSize(const QSize &size)-
169{-
170 if (m_spriteSize != size
m_spriteSize != sizeDescription
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FALSEevaluated 2019 times by 2 tests
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) {		32-2019
171 m_spriteSize = size;-
172 m_material->animW = static_cast<float>(size.width()) / m_sheetSize.width();-
173 m_material->animH = static_cast<float>(size.height()) / m_sheetSize.height();-
174 markDirty(DirtyMaterial);-
175 }
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176-
177}
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178-
179void QSGDefaultSpriteNode::setSheetSize(const QSize &size)-
180{-
181 if (m_sheetSize != size
m_sheetSize != sizeDescription
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FALSEnever evaluated
) {		0-30
182 m_sheetSize = size;-
183-
184-
185 m_material->animX1 = static_cast<float>(m_sourceA.x()) / m_sheetSize.width();-
186 m_material->animY1 = static_cast<float>(m_sourceA.y()) / m_sheetSize.height();-
187 m_material->animX2 = static_cast<float>(m_sourceB.x()) / m_sheetSize.width();-
188 m_material->animY2 = static_cast<float>(m_sourceB.y()) / m_sheetSize.height();-
189 m_material->animW = static_cast<float>(m_spriteSize.width()) / m_sheetSize.width();-
190 m_material->animH = static_cast<float>(m_spriteSize.height()) / m_sheetSize.height();-
191 markDirty(DirtyMaterial);-
192 }
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193}
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194-
195void QSGDefaultSpriteNode::setSize(const QSizeF &size)-
196{-
197 if (m_size != size
m_size != sizeDescription
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) {		30-2021
198 m_size = size;-
199 m_geometryDirty = true;-
200 }
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201}
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202-
203void QSGDefaultSpriteNode::setFiltering(QSGTexture::Filtering filtering)-
204{-
205 m_material->texture->setFiltering(filtering);-
206 markDirty(DirtyMaterial);-
207}
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208-
209void QSGDefaultSpriteNode::update()-
210{-
211 if (m_geometryDirty
m_geometryDirtyDescription
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FALSEevaluated 1991 times by 2 tests
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) {		30-1991
212 updateGeometry();-
213 m_geometryDirty = false;-
214 }
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215}
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216-
217void QSGDefaultSpriteNode::updateGeometry()-
218{-
219 if (!m_material->texture
!m_material->textureDescription
TRUEnever evaluated
FALSEevaluated 30 times by 2 tests
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)		0-30
220 return;
never executed: return;
0
221-
222 SpriteVertices *p = (SpriteVertices *) m_geometry->vertexData();-
223-
224 QRectF texRect = m_material->texture->normalizedTextureSubRect();-
225-
226 p->v1.tx = texRect.topLeft().x();-
227 p->v1.ty = texRect.topLeft().y();-
228-
229 p->v2.tx = texRect.topRight().x();-
230 p->v2.ty = texRect.topRight().y();-
231-
232 p->v3.tx = texRect.bottomLeft().x();-
233 p->v3.ty = texRect.bottomLeft().y();-
234-
235 p->v4.tx = texRect.bottomRight().x();-
236 p->v4.ty = texRect.bottomRight().y();-
237-
238 p->v1.x = 0;-
239 p->v1.y = 0;-
240-
241 p->v2.x = m_size.width();-
242 p->v2.y = 0;-
243-
244 p->v3.x = 0;-
245 p->v3.y = m_size.height();-
246-
247 p->v4.x = m_size.width();-
248 p->v4.y = m_size.height();-
249 markDirty(DirtyGeometry);-
250}
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251-
252-
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