Add QSharedGLTexture

QAbstractTexture subclass that will allow to make Qt3D
work with a texture id created by another GL engine on
a shared context.

[ChangeLog][Qt3DRender] Add QSharedGLTexture to allow
creating a Qt3D from an OpenGL texture id.

Change-Id: Ic5b19eae6ebc7aca7e6372d62217348f99db19df
Task-number: QTBUG-69918
Reviewed-by: Kevin Ottens <kevin.ottens@kdab.com>

1 files changed, 3 insertions, 0 deletions

diff --git a/src/render/texture/qabstracttexture_p.h b/src/render/texture/qabstracttexture_p.h
index a27ae3729..21b0fd9d3 100644
--- a/src/render/texture/qabstracttexture_p.h
+++ b/src/render/texture/qabstracttexture_p.h
@@ -87,6 +87,8 @@ public :
     int m_layers;
     int m_samples;
 
+    int m_sharedTextureId;
+
     QTextureGeneratorPtr dataFunctor() const;
     void setDataFunctor(const QTextureGeneratorPtr &generator);
 
@@ -113,6 +115,7 @@ struct QAbstractTextureData
     Qt3DCore::QNodeIdVector textureImageIds;
     int layers;
     int samples;
+    int sharedTextureId;
     QTextureGeneratorPtr dataFunctor;
 };