draw->width = ce->width;
draw->height = ce->height;
draw->vtable->set_drawable_size(draw, draw->width, draw->height);
+ draw->ext->flush->invalidate(draw->dri_drawable);
break;
}
case XCB_PRESENT_COMPLETE_NOTIFY: {
for (b = 0; b < sizeof(draw->buffers) / sizeof(draw->buffers[0]); b++) {
struct loader_dri3_buffer *buf = draw->buffers[b];
- if (buf && buf->pixmap == ie->pixmap) {
+ if (buf && buf->pixmap == ie->pixmap)
buf->busy = 0;
- if (draw->num_back <= b && b < LOADER_DRI3_MAX_BACK) {
- dri3_free_render_buffer(draw, buf);
- draw->buffers[b] = NULL;
- }
- break;
+
+ if (buf && draw->num_back <= b && b < LOADER_DRI3_MAX_BACK &&
+ draw->cur_blit_source != b) {
+ dri3_free_render_buffer(draw, buf);
+ draw->buffers[b] = NULL;
}
}
break;
/* 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,
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,
0, 0, draw->width, draw->height,
0, 0, 0);
}
- break;
}
buffer = new_buffer;
draw->buffers[buf_id] = buffer;
case loader_dri3_buffer_back:
first_id = LOADER_DRI3_BACK_ID(0);
n_id = LOADER_DRI3_MAX_BACK;
+ draw->cur_blit_source = -1;
break;
case loader_dri3_buffer_front:
first_id = LOADER_DRI3_FRONT_ID;
- n_id = 1;
+ /* Don't free a fake front holding new backbuffer content. */
+ n_id = (draw->cur_blit_source == LOADER_DRI3_FRONT_ID) ? 0 : 1;
}
for (buf_id = first_id; buf_id < first_id + n_id; buf_id++) {
draw->width = geom_reply->width;
draw->height = geom_reply->height;
draw->vtable->set_drawable_size(draw, draw->width, draw->height);
+ draw->ext->flush->invalidate(draw->dri_drawable);
free(geom_reply);
}
* Find a potentially new back buffer, and if it's not been allocated yet and
* in addition needs initializing, then try to allocate and initialize it.
*/
+#include <stdio.h>
static struct loader_dri3_buffer *
dri3_find_back_alloc(struct loader_dri3_drawable *draw)
{
int id;
id = dri3_find_back(draw);
- back = (id >= 0) ? draw->buffers[id] : NULL;
-
- if (back || (id >= 0 && draw->back_format != __DRI_IMAGE_FORMAT_NONE)) {
- if (dri3_update_drawable(draw->dri_drawable, draw)) {
- (void) dri3_get_buffer(draw->dri_drawable,
- draw->back_format,
- loader_dri3_buffer_back,
- draw);
- back = (id >= 0) ? draw->buffers[id] : NULL;
- }
+ if (id < 0)
+ return NULL;
+
+ back = draw->buffers[id];
+ /* Allocate a new back if we haven't got one */
+ if (!back && draw->back_format != __DRI_IMAGE_FORMAT_NONE &&
+ dri3_update_drawable(draw->dri_drawable, draw))
+ back = dri3_alloc_render_buffer(draw, draw->back_format,
+ draw->width, draw->height, draw->depth);
+
+ if (!back)
+ return NULL;
+
+ draw->buffers[id] = back;
+
+ /* If necessary, prefill the back with data according to swap_method mode. */
+ if (draw->cur_blit_source != -1 &&
+ draw->buffers[draw->cur_blit_source] &&
+ back != draw->buffers[draw->cur_blit_source]) {
+ struct loader_dri3_buffer *source = draw->buffers[draw->cur_blit_source];
+
+ dri3_fence_await(draw->conn, draw, source);
+ dri3_fence_await(draw->conn, draw, back);
+ (void) loader_dri3_blit_image(draw,
+ back->image,
+ source->image,
+ 0, 0, draw->width, draw->height,
+ 0, 0, 0);
+ back->last_swap = source->last_swap;
+ draw->cur_blit_source = -1;
}
return back;
projects / mesa.git / blobdiff