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39
40#include "texture3d_p.h"
41#include "glcommandqueue_p.h"
42
43QT_BEGIN_NAMESPACE
44QT_CANVAS3D_BEGIN_NAMESPACE
45
46/*!
47 * \qmltype Canvas3DTexture
48 * \since QtCanvas3D 1.0
49 * \inqmlmodule QtCanvas3D
50 * \inherits Canvas3DAbstractObject
51 * \brief Contains an OpenGL texture.
52 * \deprecated
53 *
54 * \b{Deprecated in Qt 5.12.}
55 * An uncreatable QML type that contains an OpenGL texture. You can get it by calling
56 * the \l{Context3D::createTexture()}{Context3D.createTexture()} method.
57 */
58
59CanvasTexture::CanvasTexture(CanvasGlCommandQueue *queue, CanvasContext *context,
60 QQuickItem *quickItem) :
61 CanvasAbstractObject(queue, context),
62 m_textureId(queue->createResourceId()),
63 m_isAlive(true),
64 m_context(context),
65 m_quickItem(quickItem)
66{
67 if (m_quickItem)
68 connect(sender: m_quickItem, signal: &QObject::destroyed, receiver: this, slot: &CanvasTexture::handleItemDestroyed);
69 else
70 queueCommand(id: CanvasGlCommandQueue::glGenTextures, p1: m_textureId);
71}
72
73CanvasTexture::~CanvasTexture()
74{
75 del();
76}
77
78void CanvasTexture::bind(CanvasContext::glEnums target)
79{
80 if (m_textureId)
81 queueCommand(id: CanvasGlCommandQueue::glBindTexture, p1: GLint(target), p2: m_textureId);
82}
83
84GLint CanvasTexture::textureId() const
85{
86 if (!m_isAlive)
87 return 0;
88
89 return m_textureId;
90}
91
92void CanvasTexture::handleItemDestroyed()
93{
94 del();
95}
96
97bool CanvasTexture::isAlive() const
98{
99 return bool(m_textureId);
100}
101
102void CanvasTexture::del()
103{
104 if (!invalidated() && m_textureId) {
105 if (m_quickItem) {
106 m_context->quickItemToTextureMap().remove(akey: m_quickItem);
107 m_quickItem = 0;
108 queueCommand(id: CanvasGlCommandQueue::internalClearQuickItemAsTexture, p1: m_textureId);
109 } else {
110 queueCommand(id: CanvasGlCommandQueue::glDeleteTextures, p1: m_textureId);
111 }
112 }
113 m_textureId = 0;
114}
115
116QDebug operator<<(QDebug dbg, const CanvasTexture *texture)
117{
118 if (texture)
119 dbg.nospace() << "Canvas3DTexture("<< ((void*) texture) << ", name:" << texture->name() << ", id:" << texture->textureId() << ")";
120 else
121 dbg.nospace() << "Canvas3DTexture("<< ((void*) texture) <<")";
122 return dbg.maybeSpace();
123}
124
125QT_CANVAS3D_END_NAMESPACE
126QT_END_NAMESPACE
127

source code of qtcanvas3d/src/imports/qtcanvas3d/texture3d.cpp