diff options
Diffstat (limited to 'src/mesa')
| -rw-r--r-- | src/mesa/state_tracker/st_cb_texture.c | 22 |
1 files changed, 18 insertions, 4 deletions
diff --git a/src/mesa/state_tracker/st_cb_texture.c b/src/mesa/state_tracker/st_cb_texture.c index c2011daa8e7..d66791e71e0 100644 --- a/src/mesa/state_tracker/st_cb_texture.c +++ b/src/mesa/state_tracker/st_cb_texture.c @@ -609,8 +609,7 @@ decompress_with_blit(struct gl_context * ctx, struct pipe_context *pipe = st->pipe; struct st_texture_image *stImage = st_texture_image(texImage); struct st_texture_object *stObj = st_texture_object(texImage->TexObject); - struct pipe_sampler_view *src_view = - st_get_texture_sampler_view(stObj, pipe); + struct pipe_sampler_view *src_view; const GLuint width = texImage->Width; const GLuint height = texImage->Height; struct pipe_surface *dst_surface; @@ -632,8 +631,21 @@ decompress_with_blit(struct gl_context * ctx, pipe->render_condition(pipe, NULL, 0); } - /* Choose the source mipmap level */ - src_view->u.tex.first_level = src_view->u.tex.last_level = texImage->Level; + /* Create sampler view that limits fetches to the source mipmap level */ + { + struct pipe_sampler_view sv_temp; + + u_sampler_view_default_template(&sv_temp, stObj->pt, stObj->pt->format); + + sv_temp.u.tex.first_level = + sv_temp.u.tex.last_level = texImage->Level; + + src_view = pipe->create_sampler_view(pipe, stObj->pt, &sv_temp); + if (!src_view) { + _mesa_error(ctx, GL_OUT_OF_MEMORY, "glGetTexImage"); + return; + } + } /* blit/render/decompress */ util_blit_pixels_tex(st->blit, @@ -702,6 +714,8 @@ decompress_with_blit(struct gl_context * ctx, /* destroy the temp / dest surface */ util_destroy_rgba_surface(dst_texture, dst_surface); + + pipe_sampler_view_reference(&src_view, NULL); } |