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-rw-r--r--src/mesa/state_tracker/st_extensions.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/src/mesa/state_tracker/st_extensions.c b/src/mesa/state_tracker/st_extensions.c
index 0a25770aa02..8748ab5c876 100644
--- a/src/mesa/state_tracker/st_extensions.c
+++ b/src/mesa/state_tracker/st_extensions.c
@@ -927,6 +927,17 @@ void st_init_extensions(struct pipe_screen *screen,
extensions->OES_sample_variables = extensions->ARB_sample_shading &&
extensions->ARB_gpu_shader5;
+ /* If we don't have native ETC2 support, we don't keep track of the
+ * original ETC2 data. This is necessary to be able to copy images between
+ * compatible view classes.
+ */
+ if (extensions->ARB_copy_image && screen->is_format_supported(
+ screen, PIPE_FORMAT_ETC2_RGB8,
+ PIPE_TEXTURE_2D, 0,
+ PIPE_BIND_SAMPLER_VIEW)) {
+ extensions->OES_copy_image = GL_TRUE;
+ }
+
/* Maximum sample count. */
{
enum pipe_format color_formats[] = {