diff options
| author | Julien Cristau <[email protected]> | 2012-07-20 11:09:19 +0200 |
|---|---|---|
| committer | Brian Paul <[email protected]> | 2012-08-27 13:32:53 -0600 |
| commit | ac889b24109ba0aec4f8c7f103d3c23e78c11a29 (patch) | |
| tree | 90ea69e228e54dc9ee7f671a162a847c41c5567c /src/mapi/glapi/gen | |
| parent | f308c804905ef7f2a976397c8d48a295d8f6853c (diff) | |
glapi/glx: call __glEmptyImage if USE_XCB, not memcpy directly
We were stomping on the caller's buffer by ignoring their alignment
requests and other pixel store modes. This patch makes the USE_XCB path match
the older one more closely.
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=52059
Signed-off-by: Julien Cristau <[email protected]>
Signed-off-by: Brian Paul <[email protected]>
Diffstat (limited to 'src/mapi/glapi/gen')
| -rw-r--r-- | src/mapi/glapi/gen/glX_proto_send.py | 35 |
1 files changed, 25 insertions, 10 deletions
diff --git a/src/mapi/glapi/gen/glX_proto_send.py b/src/mapi/glapi/gen/glX_proto_send.py index ca3a7905605..c53359240cf 100644 --- a/src/mapi/glapi/gen/glX_proto_send.py +++ b/src/mapi/glapi/gen/glX_proto_send.py @@ -681,16 +681,31 @@ generic_%u_byte( GLint rop, const void * ptr ) if f.needs_reply(): print ' %s_reply_t *reply = %s_reply(c, %s, NULL);' % (xcb_name, xcb_name, xcb_request) - if output and f.reply_always_array: - print ' (void)memcpy(%s, %s_data(reply), %s_data_length(reply) * sizeof(%s));' % (output.name, xcb_name, xcb_name, output.get_base_type_string()) - - elif output and not f.reply_always_array: - if not output.is_image(): - print ' if (%s_data_length(reply) == 0)' % (xcb_name) - print ' (void)memcpy(%s, &reply->datum, sizeof(reply->datum));' % (output.name) - print ' else' - print ' (void)memcpy(%s, %s_data(reply), %s_data_length(reply) * sizeof(%s));' % (output.name, xcb_name, xcb_name, output.get_base_type_string()) - + if output: + if output.is_image(): + [dim, w, h, d, junk] = output.get_dimensions() + if f.dimensions_in_reply: + w = "reply->width" + h = "reply->height" + d = "reply->depth" + if dim < 2: + h = "1" + else: + print ' if (%s == 0) { %s = 1; }' % (h, h) + if dim < 3: + d = "1" + else: + print ' if (%s == 0) { %s = 1; }' % (d, d) + + print ' __glEmptyImage(gc, 3, %s, %s, %s, %s, %s, %s_data(reply), %s);' % (w, h, d, output.img_format, output.img_type, xcb_name, output.name) + else: + if f.reply_always_array: + print ' (void)memcpy(%s, %s_data(reply), %s_data_length(reply) * sizeof(%s));' % (output.name, xcb_name, xcb_name, output.get_base_type_string()) + else: + print ' if (%s_data_length(reply) == 0)' % (xcb_name) + print ' (void)memcpy(%s, &reply->datum, sizeof(reply->datum));' % (output.name) + print ' else' + print ' (void)memcpy(%s, %s_data(reply), %s_data_length(reply) * sizeof(%s));' % (output.name, xcb_name, xcb_name, output.get_base_type_string()) if f.return_type != 'void': print ' retval = reply->ret_val;' |