1 files changed, 8 insertions, 1 deletions
diff --git a/src/render/renderers/opengl/graphicshelpers/graphicshelperinterface_p.h b/src/render/renderers/opengl/graphicshelpers/graphicshelperinterface_p.h
index e41325cb7..2a1688b7f 100644
--- a/src/render/renderers/opengl/graphicshelpers/graphicshelperinterface_p.h
+++ b/src/render/renderers/opengl/graphicshelpers/graphicshelperinterface_p.h
@@ -82,7 +82,8 @@ public:
         DrawBuffersBlend,
         BlitFramebuffer,
         IndirectDrawing,
-        MapBuffer
+        MapBuffer,
+        Fences
     };
 
     enum FBOBindMode {
@@ -155,6 +156,12 @@ public:
     virtual void    readBuffer(GLenum mode) = 0;
     virtual void    drawBuffer(GLenum mode) = 0;
 
+    virtual void    *fenceSync() = 0;
+    virtual void    clientWaitSync(void *sync, GLuint64 nanoSecTimeout) = 0;
+    virtual void    waitSync(void *sync) = 0;
+    virtual bool    wasSyncSignaled(void *sync) = 0;
+    virtual void    deleteSync(void *sync) = 0;
+
     virtual void glUniform1fv(GLint location, GLsizei count, const GLfloat *value) = 0;
     virtual void glUniform2fv(GLint location, GLsizei count, const GLfloat *value) = 0;
     virtual void glUniform3fv(GLint location, GLsizei count, const GLfloat *value) = 0;