PixmapPtr pPixmap;
struct pipe_texture *tex;
struct pipe_buffer *buf;
+ struct pipe_fence_handle *fence;
} *BufferPrivatePtr;
static DRI2BufferPtr
template.tex_usage = PIPE_TEXTURE_USAGE_DEPTH_STENCIL;
tex = ms->screen->texture_create(ms->screen, &template);
depth = tex;
+ } else if (attachments[i] == DRI2BufferFakeFrontLeft &&
+ pDraw->type == DRAWABLE_PIXMAP) {
+ pPixmap = (PixmapPtr) pDraw;
+ pPixmap->refcnt++;
+ tex = xorg_exa_get_texture(pPixmap);
} else {
- struct pipe_texture template;
- memset(&template, 0, sizeof(template));
- template.target = PIPE_TEXTURE_2D;
- template.format = PIPE_FORMAT_A8R8G8B8_UNORM;
- pf_get_block(template.format, &template.block);
- template.width[0] = pDraw->width;
- template.height[0] = pDraw->height;
- template.depth[0] = 1;
- template.last_level = 0;
- template.tex_usage = PIPE_TEXTURE_USAGE_RENDER_TARGET;
- tex = ms->screen->texture_create(ms->screen, &template);
+ pPixmap = (*pScreen->CreatePixmap)(pScreen, pDraw->width,
+ pDraw->height,
+ pDraw->depth,
+ 0);
+ tex = xorg_exa_get_texture(pPixmap);
}
if (!tex)
for (i = 0; i < count; i++) {
private = buffers[i].driverPrivate;
- if (private->pPixmap)
- (*pScreen->DestroyPixmap)(private->pPixmap);
-
pipe_texture_reference(&private->tex, NULL);
pipe_buffer_reference(&private->buf, NULL);
+ ms->screen->fence_reference(ms->screen, &private->fence, NULL);
+
+ if (private->pPixmap)
+ (*pScreen->DestroyPixmap)(private->pPixmap);
}
if (buffers) {
modesettingPtr ms = modesettingPTR(pScrn);
BufferPrivatePtr dst_priv = pDestBuffer->driverPrivate;
BufferPrivatePtr src_priv = pSrcBuffer->driverPrivate;
+ PixmapPtr src_pixmap;
+ PixmapPtr dst_pixmap;
+ GCPtr gc;
+ RegionPtr copy_clip;
- struct pipe_surface *dst_surf =
- ms->screen->get_tex_surface(ms->screen, dst_priv->tex, 0, 0, 0,
- PIPE_BUFFER_USAGE_GPU_WRITE);
- struct pipe_surface *src_surf =
- ms->screen->get_tex_surface(ms->screen, src_priv->tex, 0, 0, 0,
- PIPE_BUFFER_USAGE_GPU_READ);
+ /*
+ * In driCreateBuffers we dewrap windows into the
+ * backing pixmaps in order to get to the texture.
+ * We need to use the real drawable in CopyArea
+ * so that cliprects and offsets are correct.
+ */
+ src_pixmap = src_priv->pPixmap;
+ dst_pixmap = dst_priv->pPixmap;
+ if (pSrcBuffer->attachment == DRI2BufferFrontLeft)
+ src_pixmap = (PixmapPtr)pDraw;
+ if (pDestBuffer->attachment == DRI2BufferFrontLeft)
+ dst_pixmap = (PixmapPtr)pDraw;
-#if 1
- ms->ctx->surface_copy(ms->ctx, dst_surf, 0, 0, src_surf,
- 0, 0, pDraw->width, pDraw->height);
-#else
- util_surface_copy(ms->ctx, false, dst_surf, 0, 0, src_surf,
- 0, 0, pDraw->width, pDraw->height);
-#endif
+ /*
+ * The clients implements glXWaitX with a copy front to fake and then
+ * waiting on the server to signal its completion of it. While
+ * glXWaitGL is a client side flush and a copy from fake to front.
+ * This is how it is done in the DRI2 protocol, how ever depending
+ * which type of drawables the server does things a bit differently
+ * then what the protocol says as the fake and front are the same.
+ *
+ * for pixmaps glXWaitX is a server flush.
+ * for pixmaps glXWaitGL is a client flush.
+ * for windows glXWaitX is a copy from front to fake then a server flush.
+ * for windows glXWaitGL is a client flush then a copy from fake to front.
+ *
+ * XXX in the windows case this code always flushes but that isn't a
+ * must in the glXWaitGL case but we don't know if this is a glXWaitGL
+ * or a glFlush/glFinish call.
+ */
+ if (dst_pixmap == src_pixmap) {
+ /* pixmap glXWaitX */
+ if (pSrcBuffer->attachment == DRI2BufferFrontLeft &&
+ pDestBuffer->attachment == DRI2BufferFakeFrontLeft) {
+ ms->ctx->flush(ms->ctx, PIPE_FLUSH_SWAPBUFFERS, NULL);
+ return;
+ }
+ /* pixmap glXWaitGL */
+ if (pDestBuffer->attachment == DRI2BufferFrontLeft &&
+ pSrcBuffer->attachment == DRI2BufferFakeFrontLeft) {
+ return;
+ } else {
+ xf86DrvMsg(pScrn->scrnIndex, X_WARNING,
+ "copying between the same pixmap\n");
+ }
+ }
+
+ gc = GetScratchGC(pDraw->depth, pScreen);
+ copy_clip = REGION_CREATE(pScreen, NULL, 0);
+ REGION_COPY(pScreen, copy_clip, pRegion);
+ (*gc->funcs->ChangeClip) (gc, CT_REGION, copy_clip, 0);
+ ValidateGC(&dst_pixmap->drawable, gc);
+
+ /* If this is a full buffer swap, throttle on the previous one */
+ if (dst_priv->fence && REGION_NUM_RECTS(pRegion) == 1) {
+ BoxPtr extents = REGION_EXTENTS(pScreen, pRegion);
+
+ if (extents->x1 == 0 && extents->y1 == 0 &&
+ extents->x2 == pDraw->width && extents->y2 == pDraw->height) {
+ ms->screen->fence_finish(ms->screen, dst_priv->fence, 0);
+ ms->screen->fence_reference(ms->screen, &dst_priv->fence, NULL);
+ }
+ }
+
+ (*gc->ops->CopyArea)(&src_pixmap->drawable, &dst_pixmap->drawable, gc,
+ 0, 0, pDraw->width, pDraw->height, 0, 0);
+
+ FreeScratchGC(gc);
- pipe_surface_reference(&dst_surf, NULL);
- pipe_surface_reference(&src_surf, NULL);
+ ms->ctx->flush(ms->ctx, PIPE_FLUSH_SWAPBUFFERS,
+ pDestBuffer->attachment == DRI2BufferFrontLeft ?
+ &dst_priv->fence : NULL);
}
Bool