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-rw-r--r--mesalib/src/mesa/state_tracker/st_cb_texture.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/mesalib/src/mesa/state_tracker/st_cb_texture.c b/mesalib/src/mesa/state_tracker/st_cb_texture.c
index 3de96adf3..ed3bbc725 100644
--- a/mesalib/src/mesa/state_tracker/st_cb_texture.c
+++ b/mesalib/src/mesa/state_tracker/st_cb_texture.c
@@ -989,6 +989,16 @@ st_CopyTexSubImage(struct gl_context *ctx, GLuint dims,
goto fallback;
}
+ if (texImage->TexObject->Target == GL_TEXTURE_1D_ARRAY) {
+ /* 1D arrays might be thought of as 2D images but the actual layout
+ * might not be that way. At some points, we convert OpenGL's 1D
+ * array 'height' into gallium 'layers' and that prevents the blit
+ * utility code from doing the right thing. Simpy use the memcpy-based
+ * fallback.
+ */
+ goto fallback;
+ }
+
if (matching_base_formats &&
src_format == dest_format &&
!do_flip) {