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Extend QOpenGLVertexArrayObjectHelper to support glIsVertexArrays

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This is needed for dynamicgl support in QtWebKit.

Change-Id: I4d1769394ccdeaf449cac4f002c03ca8013f62f6
Reviewed-by: Laszlo Agocs <laszlo.agocs@digia.com>
This commit is contained in:
Allan Sandfeld Jensen 2014-09-30 14:30:00 +02:00
parent be1635e2d6
commit 56f3eb299c
2 changed files with 13 additions and 1 deletions
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4
src/gui/opengl/qopenglvertexarrayobject.cpp
View File

@ -61,6 +61,7 @@ void qtInitializeVertexArrayObjectHelper(QOpenGLVertexArrayObjectHelper *helper,
helper->GenVertexArrays = ::glGenVertexArrays;
helper->DeleteVertexArrays = ::glDeleteVertexArrays;
helper->BindVertexArray = ::glBindVertexArray;
helper->IsVertexArray = ::glIsVertexArray;
tryARB = false;
} else
#endif
@ -68,6 +69,7 @@ void qtInitializeVertexArrayObjectHelper(QOpenGLVertexArrayObjectHelper *helper,
helper->GenVertexArrays = reinterpret_cast<QOpenGLVertexArrayObjectHelper::qt_GenVertexArrays_t>(context->getProcAddress(QByteArrayLiteral("glGenVertexArraysOES")));
helper->DeleteVertexArrays = reinterpret_cast<QOpenGLVertexArrayObjectHelper::qt_DeleteVertexArrays_t>(context->getProcAddress(QByteArrayLiteral("glDeleteVertexArraysOES")));
helper->BindVertexArray = reinterpret_cast<QOpenGLVertexArrayObjectHelper::qt_BindVertexArray_t>(context->getProcAddress(QByteArrayLiteral("glBindVertexArrayOES")));
helper->IsVertexArray = reinterpret_cast<QOpenGLVertexArrayObjectHelper::qt_IsVertexArray_t>(context->getProcAddress(QByteArrayLiteral("glIsVertexArrayOES")));
tryARB = false;
}
} else if (context->hasExtension(QByteArrayLiteral("GL_APPLE_vertex_array_object")) &&
@ -75,6 +77,7 @@ void qtInitializeVertexArrayObjectHelper(QOpenGLVertexArrayObjectHelper *helper,
helper->GenVertexArrays = reinterpret_cast<QOpenGLVertexArrayObjectHelper::qt_GenVertexArrays_t>(context->getProcAddress(QByteArrayLiteral("glGenVertexArraysAPPLE")));
helper->DeleteVertexArrays = reinterpret_cast<QOpenGLVertexArrayObjectHelper::qt_DeleteVertexArrays_t>(context->getProcAddress(QByteArrayLiteral("glDeleteVertexArraysAPPLE")));
helper->BindVertexArray = reinterpret_cast<QOpenGLVertexArrayObjectHelper::qt_BindVertexArray_t>(context->getProcAddress(QByteArrayLiteral("glBindVertexArrayAPPLE")));
helper->IsVertexArray = reinterpret_cast<QOpenGLVertexArrayObjectHelper::qt_IsVertexArray_t>(context->getProcAddress(QByteArrayLiteral("glIsVertexArrayAPPLE")));
tryARB = false;
}
@ -82,6 +85,7 @@ void qtInitializeVertexArrayObjectHelper(QOpenGLVertexArrayObjectHelper *helper,
helper->GenVertexArrays = reinterpret_cast<QOpenGLVertexArrayObjectHelper::qt_GenVertexArrays_t>(context->getProcAddress(QByteArrayLiteral("glGenVertexArrays")));
helper->DeleteVertexArrays = reinterpret_cast<QOpenGLVertexArrayObjectHelper::qt_DeleteVertexArrays_t>(context->getProcAddress(QByteArrayLiteral("glDeleteVertexArrays")));
helper->BindVertexArray = reinterpret_cast<QOpenGLVertexArrayObjectHelper::qt_BindVertexArray_t>(context->getProcAddress(QByteArrayLiteral("glBindVertexArray")));
helper->IsVertexArray = reinterpret_cast<QOpenGLVertexArrayObjectHelper::qt_IsVertexArray_t>(context->getProcAddress(QByteArrayLiteral("glIsVertexArray")));
}
}

10
src/gui/opengl/qopenglvertexarrayobject_p.h
View File

@ -67,13 +67,14 @@ public:
: GenVertexArrays(Q_NULLPTR)
, DeleteVertexArrays(Q_NULLPTR)
, BindVertexArray(Q_NULLPTR)
, IsVertexArray(Q_NULLPTR)
{
qtInitializeVertexArrayObjectHelper(this, context);
}
inline bool isValid() const
{
return GenVertexArrays && DeleteVertexArrays && BindVertexArray;
return GenVertexArrays && DeleteVertexArrays && BindVertexArray && IsVertexArray;
}
inline void glGenVertexArrays(GLsizei n, GLuint *arrays) const
@ -91,6 +92,11 @@ public:
BindVertexArray(array);
}
inline GLboolean glIsVertexArray(GLuint array) const
{
return IsVertexArray(array);
}
private:
friend void Q_GUI_EXPORT qtInitializeVertexArrayObjectHelper(QOpenGLVertexArrayObjectHelper *helper, QOpenGLContext *context);
@ -98,10 +104,12 @@ private:
typedef void (QOPENGLF_APIENTRYP qt_GenVertexArrays_t)(GLsizei n, GLuint *arrays);
typedef void (QOPENGLF_APIENTRYP qt_DeleteVertexArrays_t)(GLsizei n, const GLuint *arrays);
typedef void (QOPENGLF_APIENTRYP qt_BindVertexArray_t)(GLuint array);
typedef GLboolean (QOPENGLF_APIENTRYP qt_IsVertexArray_t)(GLuint array);
qt_GenVertexArrays_t GenVertexArrays;
qt_DeleteVertexArrays_t DeleteVertexArrays;
qt_BindVertexArray_t BindVertexArray;
qt_IsVertexArray_t IsVertexArray;
};
QT_END_NAMESPACE