--- /dev/null
+/**************************************************************************
+ *
+ * Copyright 2011 Marek Olšák <maraeo@gmail.com>
+ * All Rights Reserved.
+ *
+ * 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 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 AUTHORS AND/OR ITS 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 "util/u_vbuf_mgr.h"
+
+#include "util/u_format.h"
+#include "util/u_inlines.h"
+#include "util/u_memory.h"
+#include "util/u_upload_mgr.h"
+#include "translate/translate.h"
+#include "translate/translate_cache.h"
+
+/* Hardware vertex fetcher limitations can be described by this structure. */
+struct u_vbuf_caps {
+ /* Vertex format CAPs. */
+ /* TRUE if hardware supports it. */
+ unsigned format_fixed32:1; /* PIPE_FORMAT_*32*_FIXED */
+ unsigned format_float16:1; /* PIPE_FORMAT_*16*_FLOAT */
+ unsigned format_float64:1; /* PIPE_FORMAT_*64*_FLOAT */
+ unsigned format_norm32:1; /* PIPE_FORMAT_*32*NORM */
+ unsigned format_scaled32:1; /* PIPE_FORMAT_*32*SCALED */
+
+ /* Whether vertex fetches don't have to be dword-aligned. */
+ /* TRUE if hardware supports it. */
+ unsigned fetch_dword_unaligned:1;
+};
+
+struct u_vbuf_mgr_elements {
+ unsigned count;
+ struct pipe_vertex_element ve[PIPE_MAX_ATTRIBS];
+
+ /* If (velem[i].src_format != real_format[i]), the vertex buffer
+ * referenced by the vertex element cannot be used for rendering and
+ * its vertex data must be translated to real_format[i]. */
+ enum pipe_format native_format[PIPE_MAX_ATTRIBS];
+ unsigned native_format_size[PIPE_MAX_ATTRIBS];
+
+ /* This might mean two things:
+ * - src_format != native_format, as discussed above.
+ * - src_offset % 4 != 0 (if the caps don't allow such an offset). */
+ boolean incompatible_layout;
+};
+
+struct u_vbuf_mgr_priv {
+ struct u_vbuf_mgr b;
+ struct u_vbuf_caps caps;
+ struct pipe_context *pipe;
+
+ struct translate_cache *translate_cache;
+ unsigned translate_vb_slot;
+
+ struct u_upload_mgr *uploader;
+
+ struct u_vbuf_mgr_elements *ve;
+ void *saved_ve, *fallback_ve;
+ boolean ve_binding_lock;
+
+ boolean any_user_vbs;
+ boolean incompatible_vb_layout;
+};
+
+static void u_vbuf_mgr_init_format_caps(struct u_vbuf_mgr_priv *mgr)
+{
+ struct pipe_screen *screen = mgr->pipe->screen;
+
+ mgr->caps.format_fixed32 =
+ screen->is_format_supported(screen, PIPE_FORMAT_R32_FIXED, PIPE_BUFFER,
+ 0, PIPE_BIND_VERTEX_BUFFER, 0);
+
+ mgr->caps.format_float16 =
+ screen->is_format_supported(screen, PIPE_FORMAT_R16_FLOAT, PIPE_BUFFER,
+ 0, PIPE_BIND_VERTEX_BUFFER, 0);
+
+ mgr->caps.format_float64 =
+ screen->is_format_supported(screen, PIPE_FORMAT_R64_FLOAT, PIPE_BUFFER,
+ 0, PIPE_BIND_VERTEX_BUFFER, 0);
+
+ mgr->caps.format_norm32 =
+ screen->is_format_supported(screen, PIPE_FORMAT_R32_UNORM, PIPE_BUFFER,
+ 0, PIPE_BIND_VERTEX_BUFFER, 0) &&
+ screen->is_format_supported(screen, PIPE_FORMAT_R32_SNORM, PIPE_BUFFER,
+ 0, PIPE_BIND_VERTEX_BUFFER, 0);
+
+ mgr->caps.format_scaled32 =
+ screen->is_format_supported(screen, PIPE_FORMAT_R32_USCALED, PIPE_BUFFER,
+ 0, PIPE_BIND_VERTEX_BUFFER, 0) &&
+ screen->is_format_supported(screen, PIPE_FORMAT_R32_SSCALED, PIPE_BUFFER,
+ 0, PIPE_BIND_VERTEX_BUFFER, 0);
+}
+
+struct u_vbuf_mgr *
+u_vbuf_mgr_create(struct pipe_context *pipe,
+ unsigned upload_buffer_size,
+ unsigned upload_buffer_alignment,
+ enum u_fetch_alignment fetch_alignment)
+{
+ struct u_vbuf_mgr_priv *mgr = CALLOC_STRUCT(u_vbuf_mgr_priv);
+
+ mgr->pipe = pipe;
+ mgr->translate_cache = translate_cache_create();
+
+ mgr->uploader = u_upload_create(pipe, upload_buffer_size,
+ upload_buffer_alignment,
+ PIPE_BIND_VERTEX_BUFFER);
+
+ mgr->caps.fetch_dword_unaligned =
+ fetch_alignment == U_VERTEX_FETCH_BYTE_ALIGNED;
+
+ u_vbuf_mgr_init_format_caps(mgr);
+
+ return &mgr->b;
+}
+
+void u_vbuf_mgr_destroy(struct u_vbuf_mgr *mgrb)
+{
+ struct u_vbuf_mgr_priv *mgr = (struct u_vbuf_mgr_priv*)mgrb;
+ unsigned i;
+
+ for (i = 0; i < mgr->b.nr_real_vertex_buffers; i++) {
+ pipe_resource_reference(&mgr->b.vertex_buffer[i].buffer, NULL);
+ pipe_resource_reference(&mgr->b.real_vertex_buffer[i], NULL);
+ }
+
+ translate_cache_destroy(mgr->translate_cache);
+ u_upload_destroy(mgr->uploader);
+ FREE(mgr);
+}
+
+
+static void u_vbuf_translate_begin(struct u_vbuf_mgr_priv *mgr,
+ int min_index, int max_index,
+ boolean *upload_flushed)
+{
+ struct translate_key key = {0};
+ struct translate_element *te;
+ unsigned tr_elem_index[PIPE_MAX_ATTRIBS] = {0};
+ struct translate *tr;
+ boolean vb_translated[PIPE_MAX_ATTRIBS] = {0};
+ uint8_t *vb_map[PIPE_MAX_ATTRIBS] = {0}, *out_map;
+ struct pipe_transfer *vb_transfer[PIPE_MAX_ATTRIBS] = {0};
+ struct pipe_resource *out_buffer = NULL;
+ unsigned i, num_verts, out_offset;
+ struct pipe_vertex_element new_velems[PIPE_MAX_ATTRIBS];
+
+ /* Initialize the translate key, i.e. the recipe how vertices should be
+ * translated. */
+ for (i = 0; i < mgr->ve->count; i++) {
+ struct pipe_vertex_buffer *vb =
+ &mgr->b.vertex_buffer[mgr->ve->ve[i].vertex_buffer_index];
+ enum pipe_format output_format = mgr->ve->native_format[i];
+ unsigned output_format_size = mgr->ve->native_format_size[i];
+
+ /* Check for support. */
+ if (mgr->ve->ve[i].src_format == mgr->ve->native_format[i] &&
+ (mgr->caps.fetch_dword_unaligned ||
+ (vb->buffer_offset % 4 == 0 &&
+ vb->stride % 4 == 0 &&
+ mgr->ve->ve[i].src_offset % 4 == 0))) {
+ continue;
+ }
+
+ /* Workaround for translate: output floats instead of halfs. */
+ switch (output_format) {
+ case PIPE_FORMAT_R16_FLOAT:
+ output_format = PIPE_FORMAT_R32_FLOAT;
+ output_format_size = 4;
+ break;
+ case PIPE_FORMAT_R16G16_FLOAT:
+ output_format = PIPE_FORMAT_R32G32_FLOAT;
+ output_format_size = 8;
+ break;
+ case PIPE_FORMAT_R16G16B16_FLOAT:
+ output_format = PIPE_FORMAT_R32G32B32_FLOAT;
+ output_format_size = 12;
+ break;
+ case PIPE_FORMAT_R16G16B16A16_FLOAT:
+ output_format = PIPE_FORMAT_R32G32B32A32_FLOAT;
+ output_format_size = 16;
+ break;
+ default:;
+ }
+
+ /* Add this vertex element. */
+ te = &key.element[key.nr_elements];
+ /*te->type;
+ te->instance_divisor;*/
+ te->input_buffer = mgr->ve->ve[i].vertex_buffer_index;
+ te->input_format = mgr->ve->ve[i].src_format;
+ te->input_offset = mgr->ve->ve[i].src_offset;
+ te->output_format = output_format;
+ te->output_offset = key.output_stride;
+
+ key.output_stride += output_format_size;
+ vb_translated[mgr->ve->ve[i].vertex_buffer_index] = TRUE;
+ tr_elem_index[i] = key.nr_elements;
+ key.nr_elements++;
+ }
+
+ /* Get a translate object. */
+ tr = translate_cache_find(mgr->translate_cache, &key);
+
+ /* Map buffers we want to translate. */
+ for (i = 0; i < mgr->b.nr_vertex_buffers; i++) {
+ if (vb_translated[i]) {
+ struct pipe_vertex_buffer *vb = &mgr->b.vertex_buffer[i];
+
+ vb_map[i] = pipe_buffer_map(mgr->pipe, vb->buffer,
+ PIPE_TRANSFER_READ, &vb_transfer[i]);
+
+ tr->set_buffer(tr, i,
+ vb_map[i] + vb->buffer_offset + vb->stride * min_index,
+ vb->stride, ~0);
+ }
+ }
+
+ /* Create and map the output buffer. */
+ num_verts = max_index + 1 - min_index;
+
+ u_upload_alloc(mgr->uploader,
+ key.output_stride * min_index,
+ key.output_stride * num_verts,
+ &out_offset, &out_buffer, upload_flushed,
+ (void**)&out_map);
+
+ out_offset -= key.output_stride * min_index;
+
+ /* Translate. */
+ tr->run(tr, 0, num_verts, 0, out_map);
+
+ /* Unmap all buffers. */
+ for (i = 0; i < mgr->b.nr_vertex_buffers; i++) {
+ if (vb_translated[i]) {
+ pipe_buffer_unmap(mgr->pipe, vb_transfer[i]);
+ }
+ }
+
+ /* Setup the new vertex buffer in the first free slot. */
+ mgr->translate_vb_slot = ~0;
+ for (i = 0; i < PIPE_MAX_ATTRIBS; i++) {
+ if (!mgr->b.vertex_buffer[i].buffer) {
+ mgr->translate_vb_slot = i;
+
+ if (i >= mgr->b.nr_vertex_buffers) {
+ mgr->b.nr_real_vertex_buffers = i+1;
+ }
+ break;
+ }
+ }
+
+ if (mgr->translate_vb_slot != ~0) {
+ /* Setup the new vertex buffer. */
+ pipe_resource_reference(
+ &mgr->b.real_vertex_buffer[mgr->translate_vb_slot], out_buffer);
+ mgr->b.vertex_buffer[mgr->translate_vb_slot].buffer_offset = out_offset;
+ mgr->b.vertex_buffer[mgr->translate_vb_slot].stride = key.output_stride;
+
+ /* Setup new vertex elements. */
+ for (i = 0; i < mgr->ve->count; i++) {
+ if (vb_translated[mgr->ve->ve[i].vertex_buffer_index]) {
+ te = &key.element[tr_elem_index[i]];
+ new_velems[i].instance_divisor = mgr->ve->ve[i].instance_divisor;
+ new_velems[i].src_format = te->output_format;
+ new_velems[i].src_offset = te->output_offset;
+ new_velems[i].vertex_buffer_index = mgr->translate_vb_slot;
+ } else {
+ memcpy(&new_velems[i], &mgr->ve->ve[i],
+ sizeof(struct pipe_vertex_element));
+ }
+ }
+
+ mgr->fallback_ve =
+ mgr->pipe->create_vertex_elements_state(mgr->pipe, mgr->ve->count,
+ new_velems);
+
+ /* Preserve saved_ve. */
+ mgr->ve_binding_lock = TRUE;
+ mgr->pipe->bind_vertex_elements_state(mgr->pipe, mgr->fallback_ve);
+ mgr->ve_binding_lock = FALSE;
+ }
+
+ pipe_resource_reference(&out_buffer, NULL);
+}
+
+static void u_vbuf_translate_end(struct u_vbuf_mgr_priv *mgr)
+{
+ if (mgr->fallback_ve == NULL) {
+ return;
+ }
+
+ /* Restore vertex elements. */
+ /* Note that saved_ve will be overwritten in bind_vertex_elements_state. */
+ mgr->pipe->bind_vertex_elements_state(mgr->pipe, mgr->saved_ve);
+ mgr->pipe->delete_vertex_elements_state(mgr->pipe, mgr->fallback_ve);
+ mgr->fallback_ve = NULL;
+
+ /* Delete the now-unused VBO. */
+ pipe_resource_reference(&mgr->b.real_vertex_buffer[mgr->translate_vb_slot],
+ NULL);
+ mgr->b.nr_real_vertex_buffers = mgr->b.nr_vertex_buffers;
+}
+
+#define FORMAT_REPLACE(what, withwhat) \
+ case PIPE_FORMAT_##what: format = PIPE_FORMAT_##withwhat; break
+
+struct u_vbuf_mgr_elements *
+u_vbuf_mgr_create_vertex_elements(struct u_vbuf_mgr *mgrb,
+ unsigned count,
+ const struct pipe_vertex_element *attribs,
+ struct pipe_vertex_element *native_attribs)
+{
+ struct u_vbuf_mgr_priv *mgr = (struct u_vbuf_mgr_priv*)mgrb;
+ unsigned i;
+ struct u_vbuf_mgr_elements *ve = CALLOC_STRUCT(u_vbuf_mgr_elements);
+
+ ve->count = count;
+
+ if (!count) {
+ return ve;
+ }
+
+ memcpy(ve->ve, attribs, sizeof(struct pipe_vertex_element) * count);
+ memcpy(native_attribs, attribs, sizeof(struct pipe_vertex_element) * count);
+
+ /* Set the best native format in case the original format is not
+ * supported. */
+ for (i = 0; i < count; i++) {
+ enum pipe_format format = ve->ve[i].src_format;
+
+ /* Choose a native format.
+ * For now we don't care about the alignment, that's going to
+ * be sorted out later. */
+ if (!mgr->caps.format_fixed32) {
+ switch (format) {
+ FORMAT_REPLACE(R32_FIXED, R32_FLOAT);
+ FORMAT_REPLACE(R32G32_FIXED, R32G32_FLOAT);
+ FORMAT_REPLACE(R32G32B32_FIXED, R32G32B32_FLOAT);
+ FORMAT_REPLACE(R32G32B32A32_FIXED, R32G32B32A32_FLOAT);
+ default:;
+ }
+ }
+ if (!mgr->caps.format_float16) {
+ switch (format) {
+ FORMAT_REPLACE(R16_FLOAT, R32_FLOAT);
+ FORMAT_REPLACE(R16G16_FLOAT, R32G32_FLOAT);
+ FORMAT_REPLACE(R16G16B16_FLOAT, R32G32B32_FLOAT);
+ FORMAT_REPLACE(R16G16B16A16_FLOAT, R32G32B32A32_FLOAT);
+ default:;
+ }
+ }
+ if (!mgr->caps.format_float64) {
+ switch (format) {
+ FORMAT_REPLACE(R64_FLOAT, R32_FLOAT);
+ FORMAT_REPLACE(R64G64_FLOAT, R32G32_FLOAT);
+ FORMAT_REPLACE(R64G64B64_FLOAT, R32G32B32_FLOAT);
+ FORMAT_REPLACE(R64G64B64A64_FLOAT, R32G32B32A32_FLOAT);
+ default:;
+ }
+ }
+ if (!mgr->caps.format_norm32) {
+ switch (format) {
+ FORMAT_REPLACE(R32_UNORM, R32_FLOAT);
+ FORMAT_REPLACE(R32G32_UNORM, R32G32_FLOAT);
+ FORMAT_REPLACE(R32G32B32_UNORM, R32G32B32_FLOAT);
+ FORMAT_REPLACE(R32G32B32A32_UNORM, R32G32B32A32_FLOAT);
+ FORMAT_REPLACE(R32_SNORM, R32_FLOAT);
+ FORMAT_REPLACE(R32G32_SNORM, R32G32_FLOAT);
+ FORMAT_REPLACE(R32G32B32_SNORM, R32G32B32_FLOAT);
+ FORMAT_REPLACE(R32G32B32A32_SNORM, R32G32B32A32_FLOAT);
+ default:;
+ }
+ }
+ if (!mgr->caps.format_scaled32) {
+ switch (format) {
+ FORMAT_REPLACE(R32_USCALED, R32_FLOAT);
+ FORMAT_REPLACE(R32G32_USCALED, R32G32_FLOAT);
+ FORMAT_REPLACE(R32G32B32_USCALED, R32G32B32_FLOAT);
+ FORMAT_REPLACE(R32G32B32A32_USCALED,R32G32B32A32_FLOAT);
+ FORMAT_REPLACE(R32_SSCALED, R32_FLOAT);
+ FORMAT_REPLACE(R32G32_SSCALED, R32G32_FLOAT);
+ FORMAT_REPLACE(R32G32B32_SSCALED, R32G32B32_FLOAT);
+ FORMAT_REPLACE(R32G32B32A32_SSCALED,R32G32B32A32_FLOAT);
+ default:;
+ }
+ }
+
+ native_attribs[i].src_format = format;
+ ve->native_format[i] = format;
+ ve->native_format_size[i] =
+ util_format_get_blocksize(ve->native_format[i]);
+
+ ve->incompatible_layout =
+ ve->incompatible_layout ||
+ ve->ve[i].src_format != ve->native_format[i] ||
+ (!mgr->caps.fetch_dword_unaligned && ve->ve[i].src_offset % 4 != 0);
+ }
+
+ /* Align the formats to the size of DWORD if needed. */
+ if (!mgr->caps.fetch_dword_unaligned) {
+ for (i = 0; i < count; i++) {
+ ve->native_format_size[i] = align(ve->native_format_size[i], 4);
+ }
+ }
+
+ return ve;
+}
+
+void u_vbuf_mgr_bind_vertex_elements(struct u_vbuf_mgr *mgrb,
+ void *cso,
+ struct u_vbuf_mgr_elements *ve)
+{
+ struct u_vbuf_mgr_priv *mgr = (struct u_vbuf_mgr_priv*)mgrb;
+
+ if (!cso) {
+ return;
+ }
+
+ if (!mgr->ve_binding_lock) {
+ mgr->saved_ve = cso;
+ mgr->ve = ve;
+ }
+}
+
+void u_vbuf_mgr_destroy_vertex_elements(struct u_vbuf_mgr *mgr,
+ struct u_vbuf_mgr_elements *ve)
+{
+ FREE(ve);
+}
+
+void u_vbuf_mgr_set_vertex_buffers(struct u_vbuf_mgr *mgrb,
+ unsigned count,
+ const struct pipe_vertex_buffer *bufs)
+{
+ struct u_vbuf_mgr_priv *mgr = (struct u_vbuf_mgr_priv*)mgrb;
+ unsigned i;
+
+ mgr->b.max_index = ~0;
+ mgr->any_user_vbs = FALSE;
+ mgr->incompatible_vb_layout = FALSE;
+
+ if (!mgr->caps.fetch_dword_unaligned) {
+ /* Check if the strides and offsets are aligned to the size of DWORD. */
+ for (i = 0; i < count; i++) {
+ if (bufs[i].buffer) {
+ if (bufs[i].stride % 4 != 0 ||
+ bufs[i].buffer_offset % 4 != 0) {
+ mgr->incompatible_vb_layout = TRUE;
+ break;
+ }
+ }
+ }
+ }
+
+ for (i = 0; i < count; i++) {
+ const struct pipe_vertex_buffer *vb = &bufs[i];
+
+ pipe_resource_reference(&mgr->b.vertex_buffer[i].buffer, vb->buffer);
+ pipe_resource_reference(&mgr->b.real_vertex_buffer[i], NULL);
+
+ if (u_vbuf_resource(vb->buffer)->user_ptr) {
+ mgr->any_user_vbs = TRUE;
+ continue;
+ }
+
+ pipe_resource_reference(&mgr->b.real_vertex_buffer[i], vb->buffer);
+
+ /* The stride of zero means we will be fetching only the first
+ * vertex, so don't care about max_index. */
+ if (!vb->stride) {
+ continue;
+ }
+
+ /* Update the maximum index. */
+ mgr->b.max_index =
+ MIN2(mgr->b.max_index,
+ (vb->buffer->width0 - vb->buffer_offset) / vb->stride);
+ }
+
+ for (; i < mgr->b.nr_real_vertex_buffers; i++) {
+ pipe_resource_reference(&mgr->b.vertex_buffer[i].buffer, NULL);
+ pipe_resource_reference(&mgr->b.real_vertex_buffer[i], NULL);
+ }
+
+ memcpy(mgr->b.vertex_buffer, bufs,
+ sizeof(struct pipe_vertex_buffer) * count);
+
+ mgr->b.nr_vertex_buffers = count;
+ mgr->b.nr_real_vertex_buffers = count;
+}
+
+static void u_vbuf_upload_buffers(struct u_vbuf_mgr_priv *mgr,
+ int min_index, int max_index,
+ boolean *upload_flushed)
+{
+ int i, nr = mgr->ve->count;
+ unsigned count = max_index + 1 - min_index;
+ boolean uploaded[PIPE_MAX_ATTRIBS] = {0};
+
+ for (i = 0; i < nr; i++) {
+ unsigned index = mgr->ve->ve[i].vertex_buffer_index;
+ struct pipe_vertex_buffer *vb = &mgr->b.vertex_buffer[index];
+
+ if (vb->buffer &&
+ u_vbuf_resource(vb->buffer)->user_ptr &&
+ !uploaded[index]) {
+ unsigned first, size;
+ boolean flushed;
+
+ if (vb->stride) {
+ first = vb->stride * min_index;
+ size = vb->stride * count;
+ } else {
+ first = 0;
+ size = mgr->ve->native_format_size[i];
+ }
+
+ u_upload_data(mgr->uploader, first, size,
+ u_vbuf_resource(vb->buffer)->user_ptr + first,
+ &vb->buffer_offset,
+ &mgr->b.real_vertex_buffer[index],
+ &flushed);
+
+ vb->buffer_offset -= first;
+
+ uploaded[index] = TRUE;
+ *upload_flushed = *upload_flushed || flushed;
+ } else {
+ assert(mgr->b.real_vertex_buffer[index]);
+ }
+ }
+}
+
+void u_vbuf_mgr_draw_begin(struct u_vbuf_mgr *mgrb,
+ const struct pipe_draw_info *info,
+ boolean *buffers_updated,
+ boolean *uploader_flushed)
+{
+ struct u_vbuf_mgr_priv *mgr = (struct u_vbuf_mgr_priv*)mgrb;
+ boolean bufs_updated, upload_flushed = FALSE;
+ int min_index, max_index;
+
+ min_index = info->min_index - info->index_bias;
+ max_index = MIN2(info->max_index, mgr->b.max_index) - info->index_bias;
+
+ /* Translate vertices with non-native layouts or formats. */
+ if (mgr->incompatible_vb_layout || mgr->ve->incompatible_layout) {
+ u_vbuf_translate_begin(mgr, min_index, max_index, &upload_flushed);
+
+ if (mgr->fallback_ve) {
+ bufs_updated = TRUE;
+ }
+ }
+
+ /* Upload user buffers. */
+ if (mgr->any_user_vbs) {
+ u_vbuf_upload_buffers(mgr, min_index, max_index, &upload_flushed);
+ bufs_updated = TRUE;
+ }
+
+ /* Set the return values. */
+ if (buffers_updated) {
+ *buffers_updated = bufs_updated;
+ }
+ if (uploader_flushed) {
+ *uploader_flushed = upload_flushed;
+ }
+}
+
+void u_vbuf_mgr_draw_end(struct u_vbuf_mgr *mgrb)
+{
+ struct u_vbuf_mgr_priv *mgr = (struct u_vbuf_mgr_priv*)mgrb;
+
+ if (mgr->fallback_ve) {
+ u_vbuf_translate_end(mgr);
+ }
+}
+
+void u_vbuf_mgr_flush_uploader(struct u_vbuf_mgr *mgrb)
+{
+ struct u_vbuf_mgr_priv *mgr = (struct u_vbuf_mgr_priv*)mgrb;
+
+ u_upload_flush(mgr->uploader);
+}
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