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loader/dri3: Use local blits and local buffers when resizing

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When a drawable is resized, and we fill the resized buffers, with data
from the old buffers, use a local blit if there is a local buffer (back or
fake front), and we have local blitting capability.

Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Sinclair Yeh <syeh@vmware.com>
This commit is contained in:
Thomas Hellstrom 2017-09-14 12:15:43 +02:00
parent 1359af930e
commit 622f5e1d9b
1 changed files with 24 additions and 26 deletions
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50
src/loader/loader_dri3_helper.c
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@ -1373,30 +1373,30 @@ dri3_get_buffer(__DRIdrawable *driDrawable,
/* When resizing, copy the contents of the old buffer, waiting for that
* copy to complete using our fences before proceeding
*/
switch (buffer_type) {
case loader_dri3_buffer_back:
if (buffer) {
if (!buffer->linear_buffer) {
dri3_fence_reset(draw->conn, new_buffer);
dri3_fence_await(draw->conn, draw, buffer);
dri3_copy_area(draw->conn,
buffer->pixmap,
new_buffer->pixmap,
dri3_drawable_gc(draw),
0, 0, 0, 0,
draw->width, draw->height);
dri3_fence_trigger(draw->conn, new_buffer);
} else if (draw->vtable->in_current_context(draw)) {
(void) loader_dri3_blit_image(draw,
new_buffer->image,
buffer->image,
0, 0, draw->width, draw->height,
0, 0, 0);
}
dri3_free_render_buffer(draw, buffer);
if ((buffer_type == loader_dri3_buffer_back ||
(buffer_type == loader_dri3_buffer_front && draw->have_fake_front))
&& buffer) {
/* Fill the new buffer with data from an old buffer */
dri3_fence_await(draw->conn, draw, buffer);
if (!loader_dri3_blit_image(draw,
new_buffer->image,
buffer->image,
0, 0, draw->width, draw->height,
0, 0, 0) &&
!buffer->linear_buffer) {
dri3_fence_reset(draw->conn, new_buffer);
dri3_copy_area(draw->conn,
buffer->pixmap,
new_buffer->pixmap,
dri3_drawable_gc(draw),
0, 0, 0, 0,
draw->width, draw->height);
dri3_fence_trigger(draw->conn, new_buffer);
}
break;
case loader_dri3_buffer_front:
dri3_free_render_buffer(draw, buffer);
} else if (buffer_type == loader_dri3_buffer_front) {
/* Fill the new fake front with data from a real front */
loader_dri3_swapbuffer_barrier(draw);
dri3_fence_reset(draw->conn, new_buffer);
dri3_copy_area(draw->conn,
@ -1407,8 +1407,7 @@ dri3_get_buffer(__DRIdrawable *driDrawable,
draw->width, draw->height);
dri3_fence_trigger(draw->conn, new_buffer);
if (new_buffer->linear_buffer &&
draw->vtable->in_current_context(draw)) {
if (new_buffer->linear_buffer) {
dri3_fence_await(draw->conn, draw, new_buffer);
(void) loader_dri3_blit_image(draw,
new_buffer->image,
@ -1416,7 +1415,6 @@ dri3_get_buffer(__DRIdrawable *driDrawable,
0, 0, draw->width, draw->height,
0, 0, 0);
}
break;
}
buffer = new_buffer;
draw->buffers[buf_id] = buffer;