asahi: Don't clobber clear colours

Signed-off-by: Alyssa Rosenzweig <alyssa@rosenzweig.io>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/15482>

diff --git a/src/gallium/drivers/asahi/agx_pipe.c b/src/gallium/drivers/asahi/agx_pipe.c
index 7f82eea..0dfe421 100644 (file)
--- a/src/gallium/drivers/asahi/agx_pipe.c
+++ b/src/gallium/drivers/asahi/agx_pipe.c
@@ -389,7 +389,9 @@ agx_clear(struct pipe_context *pctx, unsigned buffers, const struct pipe_scissor
 {
    struct agx_context *ctx = agx_context(pctx);
    ctx->batch->clear |= buffers;
-   memcpy(ctx->batch->clear_color, color->f, sizeof(color->f));
+
+   if (buffers & PIPE_CLEAR_COLOR0)
+      memcpy(ctx->batch->clear_color, color->f, sizeof(color->f));
 }