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39
40#include "qsgdefaultimagenode_p.h"
41#include <private/qsgnode_p.h>
42
43QT_BEGIN_NAMESPACE
44
45QSGDefaultImageNode::QSGDefaultImageNode()
46 : m_geometry(QSGGeometry::defaultAttributes_TexturedPoint2D(), 4)
47 , m_texCoordMode(QSGDefaultImageNode::NoTransform)
48 , m_isAtlasTexture(false)
49 , m_ownsTexture(false)
50{
51 setGeometry(&m_geometry);
52 setMaterial(&m_material);
53 setOpaqueMaterial(&m_opaque_material);
54 m_material.setMipmapFiltering(QSGTexture::None);
55 m_opaque_material.setMipmapFiltering(QSGTexture::None);
56#ifdef QSG_RUNTIME_DESCRIPTION
57 qsgnode_set_description(node: this, description: QLatin1String("image"));
58#endif
59}
60
61QSGDefaultImageNode::~QSGDefaultImageNode()
62{
63 if (m_ownsTexture)
64 delete m_material.texture();
65}
66
67void QSGDefaultImageNode::setFiltering(QSGTexture::Filtering filtering)
68{
69 if (m_material.filtering() == filtering)
70 return;
71
72 m_material.setFiltering(filtering);
73 m_opaque_material.setFiltering(filtering);
74 markDirty(bits: DirtyMaterial);
75}
76
77QSGTexture::Filtering QSGDefaultImageNode::filtering() const
78{
79 return m_material.filtering();
80}
81
82void QSGDefaultImageNode::setMipmapFiltering(QSGTexture::Filtering filtering)
83{
84 if (m_material.mipmapFiltering() == filtering)
85 return;
86
87 m_material.setMipmapFiltering(filtering);
88 m_opaque_material.setMipmapFiltering(filtering);
89 markDirty(bits: DirtyMaterial);
90}
91
92QSGTexture::Filtering QSGDefaultImageNode::mipmapFiltering() const
93{
94 return m_material.mipmapFiltering();
95}
96
97void QSGDefaultImageNode::setAnisotropyLevel(QSGTexture::AnisotropyLevel level)
98{
99 if (m_material.anisotropyLevel() == level)
100 return;
101
102 m_material.setAnisotropyLevel(level);
103 m_opaque_material.setAnisotropyLevel(level);
104 markDirty(bits: DirtyMaterial);
105}
106
107QSGTexture::AnisotropyLevel QSGDefaultImageNode::anisotropyLevel() const
108{
109 return m_material.anisotropyLevel();
110}
111
112void QSGDefaultImageNode::setRect(const QRectF &r)
113{
114 if (m_rect == r)
115 return;
116
117 m_rect = r;
118 rebuildGeometry(g: &m_geometry, texture: texture(), rect: m_rect, sourceRect: m_sourceRect, texCoordMode: m_texCoordMode);
119 markDirty(bits: DirtyGeometry);
120}
121
122QRectF QSGDefaultImageNode::rect() const
123{
124 return m_rect;
125}
126
127void QSGDefaultImageNode::setSourceRect(const QRectF &r)
128{
129 if (m_sourceRect == r)
130 return;
131
132 m_sourceRect = r;
133 rebuildGeometry(g: &m_geometry, texture: texture(), rect: m_rect, sourceRect: m_sourceRect, texCoordMode: m_texCoordMode);
134 markDirty(bits: DirtyGeometry);
135}
136
137QRectF QSGDefaultImageNode::sourceRect() const
138{
139 return m_sourceRect;
140}
141
142void QSGDefaultImageNode::setTexture(QSGTexture *texture)
143{
144 Q_ASSERT(texture);
145 if (m_ownsTexture)
146 delete m_material.texture();
147 m_material.setTexture(texture);
148 m_opaque_material.setTexture(texture);
149 rebuildGeometry(g: &m_geometry, texture, rect: m_rect, sourceRect: m_sourceRect, texCoordMode: m_texCoordMode);
150
151 DirtyState dirty = DirtyMaterial;
152 // It would be tempting to skip the extra bit here and instead use
153 // m_material.texture to get the old state, but that texture could
154 // have been deleted in the mean time.
155 bool wasAtlas = m_isAtlasTexture;
156 m_isAtlasTexture = texture->isAtlasTexture();
157 if (wasAtlas || m_isAtlasTexture)
158 dirty |= DirtyGeometry;
159 // The geometry has also changed if the texture size changed.
160 if (m_textureSize != texture->textureSize())
161 dirty |= DirtyGeometry;
162 m_textureSize = texture->textureSize();
163 markDirty(bits: dirty);
164}
165
166QSGTexture *QSGDefaultImageNode::texture() const
167{
168 return m_material.texture();
169}
170
171void QSGDefaultImageNode::setTextureCoordinatesTransform(TextureCoordinatesTransformMode mode)
172{
173 if (m_texCoordMode == mode)
174 return;
175 m_texCoordMode = mode;
176 rebuildGeometry(g: &m_geometry, texture: texture(), rect: m_rect, sourceRect: m_sourceRect, texCoordMode: m_texCoordMode);
177 markDirty(bits: DirtyMaterial);
178}
179
180QSGDefaultImageNode::TextureCoordinatesTransformMode QSGDefaultImageNode::textureCoordinatesTransform() const
181{
182 return m_texCoordMode;
183}
184
185void QSGDefaultImageNode::setOwnsTexture(bool owns)
186{
187 m_ownsTexture = owns;
188}
189
190bool QSGDefaultImageNode::ownsTexture() const
191{
192 return m_ownsTexture;
193}
194
195QT_END_NAMESPACE
196

source code of qtdeclarative/src/quick/scenegraph/util/qsgdefaultimagenode.cpp