diff options
Diffstat (limited to 'src/opengl/qgl.cpp')
-rw-r--r-- | src/opengl/qgl.cpp | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/src/opengl/qgl.cpp b/src/opengl/qgl.cpp index 1e49d95087..35f08e0092 100644 --- a/src/opengl/qgl.cpp +++ b/src/opengl/qgl.cpp @@ -510,6 +510,35 @@ void QGLContextPrivate::setupSharing() { } } +void QGLContextPrivate::refreshCurrentFbo() +{ + QOpenGLContextPrivate *guiGlContextPrivate = + guiGlContext ? QOpenGLContextPrivate::get(guiGlContext) : 0; + + // if QOpenGLFramebufferObjects have been used in the mean-time, we've lost our cached value + if (guiGlContextPrivate && guiGlContextPrivate->qgl_current_fbo_invalid) { + GLint current; + QOpenGLFunctions *funcs = qgl_functions(); + funcs->glGetIntegerv(GL_FRAMEBUFFER_BINDING, ¤t); + + current_fbo = current; + + guiGlContextPrivate->qgl_current_fbo_invalid = false; + } +} + +void QGLContextPrivate::setCurrentFbo(GLuint fbo) +{ + current_fbo = fbo; + + QOpenGLContextPrivate *guiGlContextPrivate = + guiGlContext ? QOpenGLContextPrivate::get(guiGlContext) : 0; + + if (guiGlContextPrivate) + guiGlContextPrivate->qgl_current_fbo_invalid = false; +} + + /*! \fn bool QGLFormat::doubleBuffer() const |