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-rw-r--r--src/mesa/main/fbobject.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/mesa/main/fbobject.c b/src/mesa/main/fbobject.c
index 23e49396199..4ff00f273b5 100644
--- a/src/mesa/main/fbobject.c
+++ b/src/mesa/main/fbobject.c
@@ -1003,6 +1003,7 @@ _mesa_test_framebuffer_completeness(struct gl_context *ctx,
fb->_HasSNormOrFloatColorBuffer = GL_FALSE;
fb->_HasAttachments = true;
fb->_IntegerBuffers = 0;
+ fb->_RGBBuffers = 0;
/* Start at -2 to more easily loop over all attachment points.
* -2: depth buffer
@@ -1149,6 +1150,9 @@ _mesa_test_framebuffer_completeness(struct gl_context *ctx,
if (_mesa_is_format_integer_color(attFormat))
fb->_IntegerBuffers |= (1 << i);
+ if (f == GL_RGB)
+ fb->_RGBBuffers |= (1 << i);
+
fb->_AllColorBuffersFixedPoint =
fb->_AllColorBuffersFixedPoint &&
(type == GL_UNSIGNED_NORMALIZED || type == GL_SIGNED_NORMALIZED);