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-rw-r--r--src/mesa/main/fbobject.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/src/mesa/main/fbobject.c b/src/mesa/main/fbobject.c
index 72cbb09ab83..5201f502527 100644
--- a/src/mesa/main/fbobject.c
+++ b/src/mesa/main/fbobject.c
@@ -71,6 +71,10 @@
static struct gl_framebuffer DummyFramebuffer;
static struct gl_renderbuffer DummyRenderbuffer;
+/* We bind this framebuffer when applications pass a NULL
+ * drawable/surface in make current. */
+static struct gl_framebuffer IncompleteFramebuffer;
+
#define IS_CUBE_FACE(TARGET) \
((TARGET) >= GL_TEXTURE_CUBE_MAP_POSITIVE_X && \
@@ -95,14 +99,16 @@ _mesa_init_fbobjects(GLcontext *ctx)
{
_glthread_INIT_MUTEX(DummyFramebuffer.Mutex);
_glthread_INIT_MUTEX(DummyRenderbuffer.Mutex);
+ _glthread_INIT_MUTEX(IncompleteFramebuffer.Mutex);
DummyFramebuffer.Delete = delete_dummy_framebuffer;
DummyRenderbuffer.Delete = delete_dummy_renderbuffer;
+ IncompleteFramebuffer.Delete = delete_dummy_framebuffer;
}
struct gl_framebuffer *
_mesa_get_incomplete_framebuffer(void)
{
- return &DummyFramebuffer;
+ return &IncompleteFramebuffer;
}
/**