[Mesa-dev] [PATCH 4/5] st/mesa: set blend state for PBO readbacks

[Marek Olšák]

From: Marek Olšák <marek.olsak at amd.com>

Cc: 13.0 17.0 <mesa-stable at lists.freedesktop.org>
---
 src/mesa/state_tracker/st_cb_readpixels.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/mesa/state_tracker/st_cb_readpixels.c b/src/mesa/state_tracker/st_cb_readpixels.c
index 5ce2421..2bcc6be 100644
--- a/src/mesa/state_tracker/st_cb_readpixels.c
+++ b/src/mesa/state_tracker/st_cb_readpixels.c
@@ -205,20 +205,21 @@ try_pbo_readpixels(struct st_context *st, struct st_renderbuffer *strb,
       cso_set_shader_images(cso, PIPE_SHADER_FRAGMENT, 0, 1, &image);
    }
 
    /* Set up no-attachment framebuffer */
    memset(&fb, 0, sizeof(fb));
    fb.width = surface->width;
    fb.height = surface->height;
    fb.samples = 1;
    fb.layers = 1;
    cso_set_framebuffer(cso, &fb);
+   cso_set_blend(cso, &st->pbo.upload_blend);
 
    cso_set_viewport_dims(cso, fb.width, fb.height, invert_y);
 
    if (invert_y)
       st_pbo_addresses_invert_y(&addr, fb.height);
 
    {
       struct pipe_depth_stencil_alpha_state dsa;
       memset(&dsa, 0, sizeof(dsa));
       cso_set_depth_stencil_alpha(cso, &dsa);
-- 
2.7.4