| /* |
| * Copyright 2011 Joakim Sindholt <opensource@zhasha.com> |
| * Copyright 2015 Patrick Rudolph <siro@das-labor.org> |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a |
| * copy of this software and associated documentation files (the "Software"), |
| * to deal in the Software without restriction, including without limitation |
| * on the rights to use, copy, modify, merge, publish, distribute, sub |
| * license, and/or sell copies of the Software, and to permit persons to whom |
| * the Software is furnished to do so, subject to the following conditions: |
| * |
| * The above copyright notice and this permission notice (including the next |
| * paragraph) shall be included in all copies or substantial portions of the |
| * Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL |
| * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM, |
| * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR |
| * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE |
| * USE OR OTHER DEALINGS IN THE SOFTWARE. */ |
| |
| #include "buffer9.h" |
| #include "device9.h" |
| #include "indexbuffer9.h" |
| #include "nine_buffer_upload.h" |
| #include "nine_helpers.h" |
| #include "nine_pipe.h" |
| |
| #include "pipe/p_screen.h" |
| #include "pipe/p_context.h" |
| #include "pipe/p_state.h" |
| #include "pipe/p_defines.h" |
| #include "pipe/p_format.h" |
| #include "util/u_box.h" |
| #include "util/u_inlines.h" |
| |
| #define DBG_CHANNEL (DBG_INDEXBUFFER|DBG_VERTEXBUFFER) |
| |
| HRESULT |
| NineBuffer9_ctor( struct NineBuffer9 *This, |
| struct NineUnknownParams *pParams, |
| D3DRESOURCETYPE Type, |
| DWORD Usage, |
| UINT Size, |
| D3DPOOL Pool ) |
| { |
| struct pipe_resource *info = &This->base.info; |
| HRESULT hr; |
| |
| DBG("This=%p Size=0x%x Usage=%x Pool=%u\n", This, Size, Usage, Pool); |
| |
| user_assert(Pool != D3DPOOL_SCRATCH, D3DERR_INVALIDCALL); |
| |
| This->maps = MALLOC(sizeof(struct NineTransfer)); |
| if (!This->maps) |
| return E_OUTOFMEMORY; |
| This->nlocks = 0; |
| This->nmaps = 0; |
| This->maxmaps = 1; |
| This->size = Size; |
| |
| info->screen = pParams->device->screen; |
| info->target = PIPE_BUFFER; |
| info->format = PIPE_FORMAT_R8_UNORM; |
| info->width0 = Size; |
| info->flags = 0; |
| |
| /* Note: WRITEONLY is just tip for resource placement, the resource |
| * can still be read (but slower). */ |
| info->bind = (Type == D3DRTYPE_INDEXBUFFER) ? PIPE_BIND_INDEX_BUFFER : PIPE_BIND_VERTEX_BUFFER; |
| |
| /* Software vertex processing: |
| * If the device is full software vertex processing, |
| * then the buffer is supposed to be used only for sw processing. |
| * For mixed vertex processing, buffers with D3DUSAGE_SOFTWAREPROCESSING |
| * can be used for both sw and hw processing. |
| * These buffers are expected to be stored in RAM. |
| * Apps expect locking the full buffer with no flags, then |
| * render a a few primitive, then locking again, etc |
| * to be a fast pattern. Only the SYSTEMMEM DYNAMIC path |
| * will give that pattern ok performance in our case. |
| * An alternative would be when sw processing is detected to |
| * convert Draw* calls to Draw*Up calls. */ |
| if (Usage & D3DUSAGE_SOFTWAREPROCESSING || |
| pParams->device->params.BehaviorFlags & D3DCREATE_SOFTWARE_VERTEXPROCESSING) { |
| Pool = D3DPOOL_SYSTEMMEM; |
| Usage |= D3DUSAGE_DYNAMIC; |
| /* Note: the application cannot retrieve Pool and Usage */ |
| } |
| |
| /* Always use the DYNAMIC path for SYSTEMMEM. |
| * If the app uses the vertex buffer is a dynamic fashion, |
| * this is going to be very significantly faster that way. |
| * If the app uses the vertex buffer in a static fashion, |
| * instead of being filled all at once, the buffer will be filled |
| * little per little, until it is fully filled, thus the perf hit |
| * will be very small. */ |
| if (Pool == D3DPOOL_SYSTEMMEM) |
| Usage |= D3DUSAGE_DYNAMIC; |
| |
| /* It is hard to find clear information on where to place the buffer in |
| * memory depending on the flag. |
| * MSDN: resources are static, except for those with DYNAMIC, thus why you |
| * can only use DISCARD on them. |
| * ATI doc: The driver has the liberty it wants for having things static |
| * or not. |
| * MANAGED: Ram + uploads to Vram copy at unlock (msdn and nvidia doc say |
| * at first draw call using the buffer) |
| * DEFAULT + Usage = 0 => System memory backing for easy read access |
| * (That doc is very unclear on the details, like whether some copies to |
| * vram copy are involved or not). |
| * DEFAULT + WRITEONLY => Vram |
| * DEFAULT + WRITEONLY + DYNAMIC => Either Vram buffer or GTT_WC, depending on what the driver wants. |
| * SYSTEMMEM: Same as MANAGED, but handled by the driver instead of the runtime (which means |
| * some small behavior differences between vendors). Implementing exactly as MANAGED should |
| * be fine. |
| */ |
| if (Pool == D3DPOOL_SYSTEMMEM && Usage & D3DUSAGE_DYNAMIC) |
| info->usage = PIPE_USAGE_STREAM; |
| else if (Pool != D3DPOOL_DEFAULT) |
| info->usage = PIPE_USAGE_DEFAULT; |
| else if (Usage & D3DUSAGE_DYNAMIC && Usage & D3DUSAGE_WRITEONLY) |
| info->usage = PIPE_USAGE_STREAM; |
| else if (Usage & D3DUSAGE_WRITEONLY) |
| info->usage = PIPE_USAGE_DEFAULT; |
| /* For the remaining two, PIPE_USAGE_STAGING would probably be |
| * a good fit according to the doc. However it seems rather a mistake |
| * from apps to use these (mistakes that do really happen). Try |
| * to put the flags that are the best compromise between the real |
| * behaviour and what buggy apps should get for better performance. */ |
| else if (Usage & D3DUSAGE_DYNAMIC) |
| info->usage = PIPE_USAGE_STREAM; |
| else |
| info->usage = PIPE_USAGE_DYNAMIC; |
| |
| /* When Writeonly is not set, we don't want to enable the |
| * optimizations */ |
| This->discard_nooverwrite_only = !!(Usage & D3DUSAGE_WRITEONLY) && |
| pParams->device->buffer_upload; |
| /* if (pDesc->Usage & D3DUSAGE_DONOTCLIP) { } */ |
| /* if (pDesc->Usage & D3DUSAGE_NONSECURE) { } */ |
| /* if (pDesc->Usage & D3DUSAGE_NPATCHES) { } */ |
| /* if (pDesc->Usage & D3DUSAGE_POINTS) { } */ |
| /* if (pDesc->Usage & D3DUSAGE_RTPATCHES) { } */ |
| /* if (pDesc->Usage & D3DUSAGE_TEXTAPI) { } */ |
| |
| info->height0 = 1; |
| info->depth0 = 1; |
| info->array_size = 1; |
| info->last_level = 0; |
| info->nr_samples = 0; |
| info->nr_storage_samples = 0; |
| |
| hr = NineResource9_ctor(&This->base, pParams, NULL, TRUE, |
| Type, Pool, Usage); |
| |
| if (FAILED(hr)) |
| return hr; |
| |
| if (Pool != D3DPOOL_DEFAULT) { |
| This->managed.data = align_calloc( |
| nine_format_get_level_alloc_size(This->base.info.format, |
| Size, 1, 0), 32); |
| if (!This->managed.data) |
| return E_OUTOFMEMORY; |
| This->managed.dirty = TRUE; |
| u_box_1d(0, Size, &This->managed.dirty_box); |
| u_box_1d(0, 0, &This->managed.valid_region); |
| u_box_1d(0, 0, &This->managed.required_valid_region); |
| u_box_1d(0, 0, &This->managed.filled_region); |
| This->managed.can_unsynchronized = true; |
| This->managed.num_worker_thread_syncs = 0; |
| list_inithead(&This->managed.list); |
| list_inithead(&This->managed.list2); |
| list_add(&This->managed.list2, &pParams->device->managed_buffers); |
| } |
| |
| return D3D_OK; |
| } |
| |
| void |
| NineBuffer9_dtor( struct NineBuffer9 *This ) |
| { |
| DBG("This=%p\n", This); |
| |
| if (This->maps) { |
| while (This->nlocks) { |
| NineBuffer9_Unlock(This); |
| } |
| assert(!This->nmaps); |
| FREE(This->maps); |
| } |
| |
| if (This->base.pool != D3DPOOL_DEFAULT) { |
| if (This->managed.data) |
| align_free(This->managed.data); |
| if (list_is_linked(&This->managed.list)) |
| list_del(&This->managed.list); |
| if (list_is_linked(&This->managed.list2)) |
| list_del(&This->managed.list2); |
| } |
| |
| if (This->buf) |
| nine_upload_release_buffer(This->base.base.device->buffer_upload, This->buf); |
| |
| NineResource9_dtor(&This->base); |
| } |
| |
| struct pipe_resource * |
| NineBuffer9_GetResource( struct NineBuffer9 *This, unsigned *offset ) |
| { |
| if (This->buf) |
| return nine_upload_buffer_resource_and_offset(This->buf, offset); |
| *offset = 0; |
| return NineResource9_GetResource(&This->base); |
| } |
| |
| static void |
| NineBuffer9_RebindIfRequired( struct NineBuffer9 *This, |
| struct NineDevice9 *device, |
| struct pipe_resource *resource, |
| unsigned offset ) |
| { |
| int i; |
| |
| if (!This->bind_count) |
| return; |
| for (i = 0; i < device->caps.MaxStreams; i++) { |
| if (device->state.stream[i] == (struct NineVertexBuffer9 *)This) |
| nine_context_set_stream_source_apply(device, i, |
| resource, |
| device->state.vtxbuf[i].buffer_offset + offset, |
| device->state.vtxbuf[i].stride); |
| } |
| if (device->state.idxbuf == (struct NineIndexBuffer9 *)This) |
| nine_context_set_indices_apply(device, resource, |
| ((struct NineIndexBuffer9 *)This)->index_size, |
| offset); |
| } |
| |
| HRESULT NINE_WINAPI |
| NineBuffer9_Lock( struct NineBuffer9 *This, |
| UINT OffsetToLock, |
| UINT SizeToLock, |
| void **ppbData, |
| DWORD Flags ) |
| { |
| struct NineDevice9 *device = This->base.base.device; |
| struct pipe_box box; |
| struct pipe_context *pipe; |
| void *data; |
| unsigned usage; |
| |
| DBG("This=%p(pipe=%p) OffsetToLock=0x%x, SizeToLock=0x%x, Flags=0x%x\n", |
| This, This->base.resource, |
| OffsetToLock, SizeToLock, Flags); |
| |
| user_assert(ppbData, E_POINTER); |
| |
| if (SizeToLock == 0) { |
| SizeToLock = This->size - OffsetToLock; |
| user_warn(OffsetToLock != 0); |
| } |
| |
| /* Write out of bound seems to have to be taken into account for these. |
| * TODO: Do more tests (is it only at buffer first lock ? etc). |
| * Since these buffers are supposed to be locked once and never |
| * writen again (MANAGED or DYNAMIC is used for the other uses cases), |
| * performance should be unaffected. */ |
| if (!(This->base.usage & D3DUSAGE_DYNAMIC) && This->base.pool == D3DPOOL_DEFAULT) |
| SizeToLock = This->size - OffsetToLock; |
| |
| SizeToLock = MIN2(SizeToLock, This->size - OffsetToLock); /* Do not read or track out of the buffer */ |
| u_box_1d(OffsetToLock, SizeToLock, &box); |
| |
| if (This->base.pool != D3DPOOL_DEFAULT) { |
| /* MANAGED: READONLY doesn't dirty the buffer, nor |
| * wait the upload in the worker thread |
| * SYSTEMMEM: AMD/NVidia: All locks dirty the full buffer. Not on Intel |
| * For Nvidia, SYSTEMMEM behaves are if there is no worker thread. |
| * On AMD, READONLY and NOOVERWRITE do dirty the buffer, but do not sync the previous uploads |
| * in the worker thread. On Intel only NOOVERWRITE has that effect. |
| * We implement the AMD behaviour. */ |
| if (This->base.pool == D3DPOOL_MANAGED) { |
| if (!(Flags & D3DLOCK_READONLY)) { |
| if (!This->managed.dirty) { |
| assert(list_is_empty(&This->managed.list)); |
| This->managed.dirty = TRUE; |
| This->managed.dirty_box = box; |
| /* Flush if regions pending to be uploaded would be dirtied */ |
| if (p_atomic_read(&This->managed.pending_upload)) { |
| u_box_intersect_1d(&box, &box, &This->managed.upload_pending_regions); |
| if (box.width != 0) |
| nine_csmt_process(This->base.base.device); |
| } |
| } else |
| u_box_union_1d(&This->managed.dirty_box, &This->managed.dirty_box, &box); |
| /* Tests trying to draw while the buffer is locked show that |
| * SYSTEMMEM/MANAGED buffers are made dirty at Lock time */ |
| BASEBUF_REGISTER_UPDATE(This); |
| } |
| } else { |
| if (!(Flags & (D3DLOCK_READONLY|D3DLOCK_NOOVERWRITE)) && |
| p_atomic_read(&This->managed.pending_upload)) { |
| This->managed.num_worker_thread_syncs++; |
| /* If we sync too often, pick the vertex_uploader path */ |
| if (This->managed.num_worker_thread_syncs >= 3) |
| This->managed.can_unsynchronized = false; |
| nine_csmt_process(This->base.base.device); |
| /* Note: AS DISCARD is not relevant for SYSTEMMEM, |
| * NOOVERWRITE might have a similar meaning as what is |
| * in D3D7 doc. Basically that data from previous draws |
| * OF THIS FRAME are unaffected. As we flush csmt in Present(), |
| * we should be correct. In some parts of the doc, the notion |
| * of frame is implied to be related to Begin/EndScene(), |
| * but tests show NOOVERWRITE after EndScene() doesn't flush |
| * the csmt thread. */ |
| } |
| This->managed.dirty = true; |
| u_box_1d(0, This->size, &This->managed.dirty_box); /* systemmem non-dynamic */ |
| u_box_1d(0, 0, &This->managed.valid_region); /* systemmem dynamic */ |
| BASEBUF_REGISTER_UPDATE(This); |
| } |
| |
| *ppbData = (int8_t *)This->managed.data + OffsetToLock; |
| DBG("returning pointer %p\n", *ppbData); |
| This->nlocks++; |
| return D3D_OK; |
| } |
| |
| /* Driver ddi doc: READONLY is never passed to the device. So it can only |
| * have effect on things handled by the driver (MANAGED pool for example). |
| * Msdn doc: DISCARD and NOOVERWRITE are only for DYNAMIC. |
| * ATI doc: You can use DISCARD and NOOVERWRITE without DYNAMIC. |
| * Msdn doc: D3DLOCK_DONOTWAIT is not among the valid flags for buffers. |
| * Our tests: On win 7 nvidia, D3DLOCK_DONOTWAIT does return |
| * D3DERR_WASSTILLDRAWING if the resource is in use, except for DYNAMIC. |
| * Our tests: some apps do use both DISCARD and NOOVERWRITE at the same |
| * time. On windows it seems to return different pointer in some conditions, |
| * creation flags and drivers. However these tests indicate having |
| * NOOVERWRITE win is a valid behaviour (NVidia). |
| */ |
| |
| /* Have NOOVERWRITE win over DISCARD. This is allowed (see above) and |
| * it prevents overconsuming buffers if apps do use both at the same time. */ |
| if ((Flags & (D3DLOCK_DISCARD | D3DLOCK_NOOVERWRITE)) == (D3DLOCK_DISCARD | D3DLOCK_NOOVERWRITE)) |
| Flags &= ~D3DLOCK_DISCARD; |
| |
| if (Flags & D3DLOCK_DISCARD) |
| usage = PIPE_MAP_WRITE | PIPE_MAP_DISCARD_WHOLE_RESOURCE; |
| else if (Flags & D3DLOCK_NOOVERWRITE) |
| usage = PIPE_MAP_WRITE | PIPE_MAP_UNSYNCHRONIZED; |
| else |
| /* Do not ask for READ if writeonly and default pool (should be safe enough, |
| * as the doc says app shouldn't expect reading to work with writeonly). */ |
| usage = (This->base.usage & D3DUSAGE_WRITEONLY) ? |
| PIPE_MAP_WRITE : |
| PIPE_MAP_READ_WRITE; |
| if (Flags & D3DLOCK_DONOTWAIT && !(This->base.usage & D3DUSAGE_DYNAMIC)) |
| usage |= PIPE_MAP_DONTBLOCK; |
| |
| This->discard_nooverwrite_only &= !!(Flags & (D3DLOCK_DISCARD | D3DLOCK_NOOVERWRITE)); |
| |
| if (This->nmaps == This->maxmaps) { |
| struct NineTransfer *newmaps = |
| REALLOC(This->maps, sizeof(struct NineTransfer)*This->maxmaps, |
| sizeof(struct NineTransfer)*(This->maxmaps << 1)); |
| if (newmaps == NULL) |
| return E_OUTOFMEMORY; |
| |
| This->maxmaps <<= 1; |
| This->maps = newmaps; |
| } |
| |
| if (This->buf && !This->discard_nooverwrite_only) { |
| struct pipe_box src_box; |
| unsigned offset; |
| struct pipe_resource *src_res; |
| DBG("Disabling nine_subbuffer for a buffer having" |
| "used a nine_subbuffer buffer\n"); |
| /* Copy buffer content to the buffer resource, which |
| * we will now use. |
| * Note: The behaviour may be different from what is expected |
| * with double lock. However applications can't really make expectations |
| * about double locks, and don't really use them, so that's ok. */ |
| src_res = nine_upload_buffer_resource_and_offset(This->buf, &offset); |
| u_box_1d(offset, This->size, &src_box); |
| |
| pipe = NineDevice9_GetPipe(device); |
| pipe->resource_copy_region(pipe, This->base.resource, 0, 0, 0, 0, |
| src_res, 0, &src_box); |
| /* Release previous resource */ |
| if (This->nmaps >= 1) |
| This->maps[This->nmaps-1].should_destroy_buf = true; |
| else |
| nine_upload_release_buffer(device->buffer_upload, This->buf); |
| This->buf = NULL; |
| /* Rebind buffer */ |
| NineBuffer9_RebindIfRequired(This, device, This->base.resource, 0); |
| } |
| |
| This->maps[This->nmaps].transfer = NULL; |
| This->maps[This->nmaps].is_pipe_secondary = false; |
| This->maps[This->nmaps].buf = NULL; |
| This->maps[This->nmaps].should_destroy_buf = false; |
| |
| if (This->discard_nooverwrite_only) { |
| if (This->buf && (Flags & D3DLOCK_DISCARD)) { |
| /* Release previous buffer */ |
| if (This->nmaps >= 1) |
| This->maps[This->nmaps-1].should_destroy_buf = true; |
| else |
| nine_upload_release_buffer(device->buffer_upload, This->buf); |
| This->buf = NULL; |
| } |
| |
| if (!This->buf) { |
| unsigned offset; |
| struct pipe_resource *res; |
| This->buf = nine_upload_create_buffer(device->buffer_upload, This->base.info.width0); |
| res = nine_upload_buffer_resource_and_offset(This->buf, &offset); |
| NineBuffer9_RebindIfRequired(This, device, res, offset); |
| } |
| |
| if (This->buf) { |
| This->maps[This->nmaps].buf = This->buf; |
| This->nmaps++; |
| This->nlocks++; |
| DBG("Returning %p\n", nine_upload_buffer_get_map(This->buf) + OffsetToLock); |
| *ppbData = nine_upload_buffer_get_map(This->buf) + OffsetToLock; |
| return D3D_OK; |
| } else { |
| /* Fallback to normal path, and don't try again */ |
| This->discard_nooverwrite_only = false; |
| } |
| } |
| |
| /* Previous mappings may need pending commands to write to the |
| * buffer (staging buffer for example). Before a NOOVERWRITE, |
| * we thus need a finish, to guarantee any upload is finished. |
| * Note for discard_nooverwrite_only we don't need to do this |
| * check as neither discard nor nooverwrite have issues there */ |
| if (This->need_sync_if_nooverwrite && !(Flags & D3DLOCK_DISCARD) && |
| (Flags & D3DLOCK_NOOVERWRITE)) { |
| struct pipe_screen *screen = NineDevice9_GetScreen(device); |
| struct pipe_fence_handle *fence = NULL; |
| |
| pipe = NineDevice9_GetPipe(device); |
| pipe->flush(pipe, &fence, 0); |
| (void) screen->fence_finish(screen, NULL, fence, PIPE_TIMEOUT_INFINITE); |
| screen->fence_reference(screen, &fence, NULL); |
| } |
| This->need_sync_if_nooverwrite = !(Flags & (D3DLOCK_DISCARD | D3DLOCK_NOOVERWRITE)); |
| |
| /* When csmt is active, we want to avoid stalls as much as possible, |
| * and thus we want to create a new resource on discard and map it |
| * with the secondary pipe, instead of waiting on the main pipe. */ |
| if (Flags & D3DLOCK_DISCARD && device->csmt_active) { |
| struct pipe_screen *screen = NineDevice9_GetScreen(device); |
| struct pipe_resource *new_res = nine_resource_create_with_retry(device, screen, &This->base.info); |
| if (new_res) { |
| /* Use the new resource */ |
| pipe_resource_reference(&This->base.resource, new_res); |
| pipe_resource_reference(&new_res, NULL); |
| usage = PIPE_MAP_WRITE | PIPE_MAP_UNSYNCHRONIZED; |
| NineBuffer9_RebindIfRequired(This, device, This->base.resource, 0); |
| This->maps[This->nmaps].is_pipe_secondary = TRUE; |
| } |
| } else if (Flags & D3DLOCK_NOOVERWRITE && device->csmt_active) |
| This->maps[This->nmaps].is_pipe_secondary = TRUE; |
| |
| if (This->maps[This->nmaps].is_pipe_secondary) |
| pipe = device->pipe_secondary; |
| else |
| pipe = NineDevice9_GetPipe(device); |
| |
| data = pipe->buffer_map(pipe, This->base.resource, 0, |
| usage, &box, &This->maps[This->nmaps].transfer); |
| |
| if (!data) { |
| DBG("pipe::buffer_map failed\n" |
| " usage = %x\n" |
| " box.x = %u\n" |
| " box.width = %u\n", |
| usage, box.x, box.width); |
| |
| if (Flags & D3DLOCK_DONOTWAIT) |
| return D3DERR_WASSTILLDRAWING; |
| return D3DERR_INVALIDCALL; |
| } |
| |
| DBG("returning pointer %p\n", data); |
| This->nmaps++; |
| This->nlocks++; |
| *ppbData = data; |
| |
| return D3D_OK; |
| } |
| |
| HRESULT NINE_WINAPI |
| NineBuffer9_Unlock( struct NineBuffer9 *This ) |
| { |
| struct NineDevice9 *device = This->base.base.device; |
| struct pipe_context *pipe; |
| int i; |
| DBG("This=%p\n", This); |
| |
| user_assert(This->nlocks > 0, D3DERR_INVALIDCALL); |
| This->nlocks--; |
| if (This->nlocks > 0) |
| return D3D_OK; /* Pending unlocks. Wait all unlocks before unmapping */ |
| |
| if (This->base.pool == D3DPOOL_DEFAULT) { |
| for (i = 0; i < This->nmaps; i++) { |
| if (!This->maps[i].buf) { |
| pipe = This->maps[i].is_pipe_secondary ? |
| device->pipe_secondary : |
| nine_context_get_pipe_acquire(device); |
| pipe->buffer_unmap(pipe, This->maps[i].transfer); |
| /* We need to flush in case the driver does implicit copies */ |
| if (This->maps[i].is_pipe_secondary) |
| pipe->flush(pipe, NULL, 0); |
| else |
| nine_context_get_pipe_release(device); |
| } else if (This->maps[i].should_destroy_buf) |
| nine_upload_release_buffer(device->buffer_upload, This->maps[i].buf); |
| } |
| This->nmaps = 0; |
| } |
| return D3D_OK; |
| } |
| |
| void |
| NineBuffer9_SetDirty( struct NineBuffer9 *This ) |
| { |
| assert(This->base.pool != D3DPOOL_DEFAULT); |
| |
| This->managed.dirty = TRUE; |
| u_box_1d(0, This->size, &This->managed.dirty_box); |
| BASEBUF_REGISTER_UPDATE(This); |
| } |
| |
| /* Try to remove b from a, supposed to include b */ |
| static void u_box_try_remove_region_1d(struct pipe_box *dst, |
| const struct pipe_box *a, |
| const struct pipe_box *b) |
| { |
| int x, width; |
| if (a->x == b->x) { |
| x = a->x + b->width; |
| width = a->width - b->width; |
| } else if ((a->x + a->width) == (b->x + b->width)) { |
| x = a->x; |
| width = a->width - b->width; |
| } else { |
| x = a->x; |
| width = a->width; |
| } |
| dst->x = x; |
| dst->width = width; |
| } |
| |
| void |
| NineBuffer9_Upload( struct NineBuffer9 *This ) |
| { |
| struct NineDevice9 *device = This->base.base.device; |
| unsigned upload_flags = 0; |
| struct pipe_box box_upload; |
| |
| assert(This->base.pool != D3DPOOL_DEFAULT && This->managed.dirty); |
| |
| if (This->base.pool == D3DPOOL_SYSTEMMEM && This->base.usage & D3DUSAGE_DYNAMIC) { |
| struct pipe_box region_already_valid; |
| struct pipe_box conflicting_region; |
| struct pipe_box *valid_region = &This->managed.valid_region; |
| struct pipe_box *required_valid_region = &This->managed.required_valid_region; |
| struct pipe_box *filled_region = &This->managed.filled_region; |
| /* Try to upload SYSTEMMEM DYNAMIC in an efficient fashion. |
| * Unlike non-dynamic for which we upload the whole dirty region, try to |
| * only upload the data needed for the draw. The draw call preparation |
| * fills This->managed.required_valid_region for that */ |
| u_box_intersect_1d(®ion_already_valid, |
| valid_region, |
| required_valid_region); |
| /* If the required valid region is already valid, nothing to do */ |
| if (region_already_valid.x == required_valid_region->x && |
| region_already_valid.width == required_valid_region->width) { |
| /* Rebind if the region happens to be valid in the original buffer |
| * but we have since used vertex_uploader */ |
| if (!This->managed.can_unsynchronized) |
| NineBuffer9_RebindIfRequired(This, device, This->base.resource, 0); |
| u_box_1d(0, 0, required_valid_region); |
| return; |
| } |
| /* (Try to) Remove valid areas from the region to upload */ |
| u_box_try_remove_region_1d(&box_upload, |
| required_valid_region, |
| ®ion_already_valid); |
| assert(box_upload.width > 0); |
| /* To maintain correctly the valid region, as we will do union later with |
| * box_upload, we must ensure box_upload is consecutive with valid_region */ |
| if (box_upload.x > valid_region->x + valid_region->width && valid_region->width > 0) { |
| box_upload.width = box_upload.x + box_upload.width - (valid_region->x + valid_region->width); |
| box_upload.x = valid_region->x + valid_region->width; |
| } else if (box_upload.x + box_upload.width < valid_region->x && valid_region->width > 0) { |
| box_upload.width = valid_region->x - box_upload.x; |
| } |
| /* There is conflict if some areas, that are not valid but are filled for previous draw calls, |
| * intersect with the region we plan to upload. Note by construction valid_region IS |
| * included in filled_region, thus so is region_already_valid. */ |
| u_box_intersect_1d(&conflicting_region, &box_upload, filled_region); |
| /* As box_upload could still contain region_already_valid, check the intersection |
| * doesn't happen to be exactly region_already_valid (it cannot be smaller, see above) */ |
| if (This->managed.can_unsynchronized && (conflicting_region.width == 0 || |
| (conflicting_region.x == region_already_valid.x && |
| conflicting_region.width == region_already_valid.width))) { |
| /* No conflicts. */ |
| upload_flags |= PIPE_MAP_UNSYNCHRONIZED; |
| } else { |
| /* We cannot use PIPE_MAP_UNSYNCHRONIZED. We must choose between no flag and DISCARD. |
| * Criterias to discard: |
| * . Most of the resource was filled (but some apps do allocate a big buffer |
| * to only use a small part in a round fashion) |
| * . The region to upload is very small compared to the filled region and |
| * at the start of the buffer (hints at round usage starting again) |
| * . The region to upload is very big compared to the required region |
| * . We have not discarded yet this frame |
| * If the buffer use pattern seems to sync the worker thread too often, |
| * revert to the vertex_uploader */ |
| if (This->managed.num_worker_thread_syncs < 3 && |
| (filled_region->width > (This->size / 2) || |
| (10 * box_upload.width < filled_region->width && |
| box_upload.x < (filled_region->x + filled_region->width)/2) || |
| box_upload.width > 2 * required_valid_region->width || |
| This->managed.frame_count_last_discard != device->frame_count)) { |
| /* Avoid DISCARDING too much by discarding only if most of the buffer |
| * has been used */ |
| DBG_FLAG(DBG_INDEXBUFFER|DBG_VERTEXBUFFER, |
| "Uploading %p DISCARD: valid %d %d, filled %d %d, required %d %d, box_upload %d %d, required already_valid %d %d, conficting %d %d\n", |
| This, valid_region->x, valid_region->width, filled_region->x, filled_region->width, |
| required_valid_region->x, required_valid_region->width, box_upload.x, box_upload.width, |
| region_already_valid.x, region_already_valid.width, conflicting_region.x, conflicting_region.width |
| ); |
| upload_flags |= PIPE_MAP_DISCARD_WHOLE_RESOURCE; |
| u_box_1d(0, 0, filled_region); |
| u_box_1d(0, 0, valid_region); |
| box_upload = This->managed.required_valid_region; |
| /* Rebind the buffer if we used intermediate alternative buffer */ |
| if (!This->managed.can_unsynchronized) |
| NineBuffer9_RebindIfRequired(This, device, This->base.resource, 0); |
| This->managed.can_unsynchronized = true; |
| This->managed.frame_count_last_discard = device->frame_count; |
| } else { |
| /* Once we use without UNSYNCHRONIZED, we cannot use it anymore. |
| * Use a different buffer. */ |
| unsigned buffer_offset = 0; |
| struct pipe_resource *resource = NULL; |
| This->managed.can_unsynchronized = false; |
| u_upload_data(device->vertex_uploader, |
| required_valid_region->x, |
| required_valid_region->width, |
| 64, |
| This->managed.data + required_valid_region->x, |
| &buffer_offset, |
| &resource); |
| buffer_offset -= required_valid_region->x; |
| u_upload_unmap(device->vertex_uploader); |
| if (resource) { |
| NineBuffer9_RebindIfRequired(This, device, resource, buffer_offset); |
| /* Note: This only works because for these types of buffers this function |
| * is called before every draw call. Else it wouldn't work when the app |
| * rebinds buffers. In addition it needs this function to be called only |
| * once per buffers even if bound several times, which we do. */ |
| u_box_1d(0, 0, required_valid_region); |
| pipe_resource_reference(&resource, NULL); |
| return; |
| } |
| } |
| } |
| |
| u_box_union_1d(filled_region, |
| filled_region, |
| &box_upload); |
| u_box_union_1d(valid_region, |
| valid_region, |
| &box_upload); |
| u_box_1d(0, 0, required_valid_region); |
| } else |
| box_upload = This->managed.dirty_box; |
| |
| if (box_upload.x == 0 && box_upload.width == This->size) { |
| upload_flags |= PIPE_MAP_DISCARD_WHOLE_RESOURCE; |
| } |
| |
| if (This->managed.pending_upload) { |
| u_box_union_1d(&This->managed.upload_pending_regions, |
| &This->managed.upload_pending_regions, |
| &box_upload); |
| } else { |
| This->managed.upload_pending_regions = box_upload; |
| } |
| |
| DBG_FLAG(DBG_INDEXBUFFER|DBG_VERTEXBUFFER, |
| "Uploading %p, offset=%d, size=%d, Flags=0x%x\n", |
| This, box_upload.x, box_upload.width, upload_flags); |
| nine_context_range_upload(device, &This->managed.pending_upload, |
| (struct NineUnknown *)This, |
| This->base.resource, |
| box_upload.x, |
| box_upload.width, |
| upload_flags, |
| (int8_t *)This->managed.data + box_upload.x); |
| This->managed.dirty = FALSE; |
| } |
