util/u_transfer.c \
util/u_resource.c \
util/u_upload_mgr.c \
- util/u_vbuf_mgr.c \
+ util/u_vbuf.c \
vl/vl_csc.c \
vl/vl_compositor.c \
vl/vl_decoder.c \
--- /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.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"
+
+struct u_vbuf_elements {
+ unsigned count;
+ struct pipe_vertex_element ve[PIPE_MAX_ATTRIBS];
+
+ unsigned src_format_size[PIPE_MAX_ATTRIBS];
+
+ /* If (velem[i].src_format != native_format[i]), the vertex buffer
+ * referenced by the vertex element cannot be used for rendering and
+ * its vertex data must be translated to native_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;
+ /* Per-element flags. */
+ boolean incompatible_layout_elem[PIPE_MAX_ATTRIBS];
+};
+
+struct u_vbuf_priv {
+ struct u_vbuf b;
+ struct pipe_context *pipe;
+ struct translate_cache *translate_cache;
+
+ /* Vertex element state bound by the state tracker. */
+ void *saved_ve;
+ /* and its associated helper structure for this module. */
+ struct u_vbuf_elements *ve;
+
+ /* Vertex elements used for the translate fallback. */
+ struct pipe_vertex_element fallback_velems[PIPE_MAX_ATTRIBS];
+ /* If non-NULL, this is a vertex element state used for the translate
+ * fallback and therefore used for rendering too. */
+ void *fallback_ve;
+ /* The vertex buffer slot index where translated vertices have been
+ * stored in. */
+ unsigned fallback_vb_slot;
+ /* When binding the fallback vertex element state, we don't want to
+ * change saved_ve and ve. This is set to TRUE in such cases. */
+ boolean ve_binding_lock;
+
+ /* Whether there is any user buffer. */
+ boolean any_user_vbs;
+ /* Whether there is a buffer with a non-native layout. */
+ boolean incompatible_vb_layout;
+ /* Per-buffer flags. */
+ boolean incompatible_vb[PIPE_MAX_ATTRIBS];
+};
+
+static void u_vbuf_init_format_caps(struct u_vbuf_priv *mgr)
+{
+ struct pipe_screen *screen = mgr->pipe->screen;
+
+ mgr->b.caps.format_fixed32 =
+ screen->is_format_supported(screen, PIPE_FORMAT_R32_FIXED, PIPE_BUFFER,
+ 0, PIPE_BIND_VERTEX_BUFFER);
+
+ mgr->b.caps.format_float16 =
+ screen->is_format_supported(screen, PIPE_FORMAT_R16_FLOAT, PIPE_BUFFER,
+ 0, PIPE_BIND_VERTEX_BUFFER);
+
+ mgr->b.caps.format_float64 =
+ screen->is_format_supported(screen, PIPE_FORMAT_R64_FLOAT, PIPE_BUFFER,
+ 0, PIPE_BIND_VERTEX_BUFFER);
+
+ mgr->b.caps.format_norm32 =
+ screen->is_format_supported(screen, PIPE_FORMAT_R32_UNORM, PIPE_BUFFER,
+ 0, PIPE_BIND_VERTEX_BUFFER) &&
+ screen->is_format_supported(screen, PIPE_FORMAT_R32_SNORM, PIPE_BUFFER,
+ 0, PIPE_BIND_VERTEX_BUFFER);
+
+ mgr->b.caps.format_scaled32 =
+ screen->is_format_supported(screen, PIPE_FORMAT_R32_USCALED, PIPE_BUFFER,
+ 0, PIPE_BIND_VERTEX_BUFFER) &&
+ screen->is_format_supported(screen, PIPE_FORMAT_R32_SSCALED, PIPE_BUFFER,
+ 0, PIPE_BIND_VERTEX_BUFFER);
+}
+
+struct u_vbuf *
+u_vbuf_create(struct pipe_context *pipe,
+ unsigned upload_buffer_size,
+ unsigned upload_buffer_alignment,
+ unsigned upload_buffer_bind,
+ enum u_fetch_alignment fetch_alignment)
+{
+ struct u_vbuf_priv *mgr = CALLOC_STRUCT(u_vbuf_priv);
+
+ mgr->pipe = pipe;
+ mgr->translate_cache = translate_cache_create();
+ mgr->fallback_vb_slot = ~0;
+
+ mgr->b.uploader = u_upload_create(pipe, upload_buffer_size,
+ upload_buffer_alignment,
+ upload_buffer_bind);
+
+ mgr->b.caps.fetch_dword_unaligned =
+ fetch_alignment == U_VERTEX_FETCH_BYTE_ALIGNED;
+
+ u_vbuf_init_format_caps(mgr);
+
+ return &mgr->b;
+}
+
+void u_vbuf_destroy(struct u_vbuf *mgrb)
+{
+ struct u_vbuf_priv *mgr = (struct u_vbuf_priv*)mgrb;
+ unsigned i;
+
+ for (i = 0; i < mgr->b.nr_vertex_buffers; i++) {
+ pipe_resource_reference(&mgr->b.vertex_buffer[i].buffer, NULL);
+ }
+ for (i = 0; i < mgr->b.nr_real_vertex_buffers; i++) {
+ pipe_resource_reference(&mgr->b.real_vertex_buffer[i].buffer, NULL);
+ }
+
+ translate_cache_destroy(mgr->translate_cache);
+ u_upload_destroy(mgr->b.uploader);
+ FREE(mgr);
+}
+
+
+static unsigned u_vbuf_get_free_real_vb_slot(struct u_vbuf_priv *mgr)
+{
+ unsigned i, nr = mgr->ve->count;
+ boolean used_vb[PIPE_MAX_ATTRIBS] = {0};
+
+ for (i = 0; i < nr; i++) {
+ if (!mgr->ve->incompatible_layout_elem[i]) {
+ unsigned index = mgr->ve->ve[i].vertex_buffer_index;
+
+ if (!mgr->incompatible_vb[index]) {
+ used_vb[index] = TRUE;
+ }
+ }
+ }
+
+ for (i = 0; i < PIPE_MAX_ATTRIBS; i++) {
+ if (!used_vb[i]) {
+ if (i >= mgr->b.nr_real_vertex_buffers) {
+ mgr->b.nr_real_vertex_buffers = i+1;
+ }
+ return i;
+ }
+ }
+ return ~0;
+}
+
+static void
+u_vbuf_translate_begin(struct u_vbuf_priv *mgr,
+ int min_index, int max_index)
+{
+ struct translate_key key;
+ struct translate_element *te;
+ unsigned tr_elem_index[PIPE_MAX_ATTRIBS];
+ struct translate *tr;
+ boolean vb_translated[PIPE_MAX_ATTRIBS] = {0};
+ uint8_t *out_map;
+ struct pipe_transfer *vb_transfer[PIPE_MAX_ATTRIBS] = {0};
+ struct pipe_resource *out_buffer = NULL;
+ unsigned i, num_verts, out_offset;
+ boolean upload_flushed = FALSE;
+
+ memset(&key, 0, sizeof(key));
+ memset(tr_elem_index, 0xff, sizeof(tr_elem_index));
+
+ /* Get a new vertex buffer slot. */
+ mgr->fallback_vb_slot = u_vbuf_get_free_real_vb_slot(mgr);
+
+ if (mgr->fallback_vb_slot == ~0) {
+ return; /* XXX error, not enough attribs */
+ }
+
+ /* Initialize the description of how vertices should be translated. */
+ for (i = 0; i < mgr->ve->count; i++) {
+ 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->incompatible_layout_elem[i] &&
+ !mgr->incompatible_vb[mgr->ve->ve[i].vertex_buffer_index]) {
+ 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 = TRANSLATE_ELEMENT_NORMAL;
+ te->instance_divisor = 0;
+ 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];
+
+ uint8_t *map = pipe_buffer_map(mgr->pipe, vb->buffer,
+ PIPE_TRANSFER_READ, &vb_transfer[i]);
+
+ tr->set_buffer(tr, i,
+ map + 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->b.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. */
+ mgr->b.real_vertex_buffer[mgr->fallback_vb_slot].buffer_offset = out_offset;
+ mgr->b.real_vertex_buffer[mgr->fallback_vb_slot].stride = key.output_stride;
+
+ /* Move the buffer reference. */
+ pipe_resource_reference(
+ &mgr->b.real_vertex_buffer[mgr->fallback_vb_slot].buffer, NULL);
+ mgr->b.real_vertex_buffer[mgr->fallback_vb_slot].buffer = out_buffer;
+ out_buffer = NULL;
+
+ /* Setup new vertex elements. */
+ for (i = 0; i < mgr->ve->count; i++) {
+ if (tr_elem_index[i] < key.nr_elements) {
+ te = &key.element[tr_elem_index[i]];
+ mgr->fallback_velems[i].instance_divisor = mgr->ve->ve[i].instance_divisor;
+ mgr->fallback_velems[i].src_format = te->output_format;
+ mgr->fallback_velems[i].src_offset = te->output_offset;
+ mgr->fallback_velems[i].vertex_buffer_index = mgr->fallback_vb_slot;
+ } else {
+ memcpy(&mgr->fallback_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,
+ mgr->fallback_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;
+}
+
+static void u_vbuf_translate_end(struct u_vbuf_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->fallback_vb_slot].buffer,
+ NULL);
+ mgr->fallback_vb_slot = ~0;
+ 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_elements *
+u_vbuf_create_vertex_elements(struct u_vbuf *mgrb,
+ unsigned count,
+ const struct pipe_vertex_element *attribs,
+ struct pipe_vertex_element *native_attribs)
+{
+ struct u_vbuf_priv *mgr = (struct u_vbuf_priv*)mgrb;
+ unsigned i;
+ struct u_vbuf_elements *ve = CALLOC_STRUCT(u_vbuf_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;
+
+ ve->src_format_size[i] = util_format_get_blocksize(format);
+
+ /* Choose a native format.
+ * For now we don't care about the alignment, that's going to
+ * be sorted out later. */
+ if (!mgr->b.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->b.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->b.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->b.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->b.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_elem[i] =
+ ve->ve[i].src_format != ve->native_format[i] ||
+ (!mgr->b.caps.fetch_dword_unaligned && ve->ve[i].src_offset % 4 != 0);
+ ve->incompatible_layout =
+ ve->incompatible_layout ||
+ ve->incompatible_layout_elem[i];
+ }
+
+ /* Align the formats to the size of DWORD if needed. */
+ if (!mgr->b.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_bind_vertex_elements(struct u_vbuf *mgrb,
+ void *cso,
+ struct u_vbuf_elements *ve)
+{
+ struct u_vbuf_priv *mgr = (struct u_vbuf_priv*)mgrb;
+
+ if (!cso) {
+ return;
+ }
+
+ if (!mgr->ve_binding_lock) {
+ mgr->saved_ve = cso;
+ mgr->ve = ve;
+ }
+}
+
+void u_vbuf_destroy_vertex_elements(struct u_vbuf *mgr,
+ struct u_vbuf_elements *ve)
+{
+ FREE(ve);
+}
+
+void u_vbuf_set_vertex_buffers(struct u_vbuf *mgrb,
+ unsigned count,
+ const struct pipe_vertex_buffer *bufs)
+{
+ struct u_vbuf_priv *mgr = (struct u_vbuf_priv*)mgrb;
+ unsigned i;
+
+ mgr->any_user_vbs = FALSE;
+ mgr->incompatible_vb_layout = FALSE;
+ memset(mgr->incompatible_vb, 0, sizeof(mgr->incompatible_vb));
+
+ if (!mgr->b.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;
+ mgr->incompatible_vb[i] = TRUE;
+ }
+ }
+ }
+ }
+
+ 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);
+
+ mgr->b.real_vertex_buffer[i].buffer_offset =
+ mgr->b.vertex_buffer[i].buffer_offset = vb->buffer_offset;
+
+ mgr->b.real_vertex_buffer[i].stride =
+ mgr->b.vertex_buffer[i].stride = vb->stride;
+
+ if (!vb->buffer ||
+ mgr->incompatible_vb[i]) {
+ pipe_resource_reference(&mgr->b.real_vertex_buffer[i].buffer, NULL);
+ continue;
+ }
+
+ if (u_vbuf_resource(vb->buffer)->user_ptr) {
+ pipe_resource_reference(&mgr->b.real_vertex_buffer[i].buffer, NULL);
+ mgr->any_user_vbs = TRUE;
+ continue;
+ }
+
+ pipe_resource_reference(&mgr->b.real_vertex_buffer[i].buffer, vb->buffer);
+ }
+
+ for (i = count; i < mgr->b.nr_vertex_buffers; i++) {
+ pipe_resource_reference(&mgr->b.vertex_buffer[i].buffer, NULL);
+ }
+ for (i = count; i < mgr->b.nr_real_vertex_buffers; i++) {
+ pipe_resource_reference(&mgr->b.real_vertex_buffer[i].buffer, NULL);
+ }
+
+ mgr->b.nr_vertex_buffers = count;
+ mgr->b.nr_real_vertex_buffers = count;
+}
+
+void u_vbuf_set_index_buffer(struct u_vbuf *mgr,
+ const struct pipe_index_buffer *ib)
+{
+ if (ib && ib->buffer) {
+ assert(ib->offset % ib->index_size == 0);
+ pipe_resource_reference(&mgr->index_buffer.buffer, ib->buffer);
+ mgr->index_buffer.offset = ib->offset;
+ mgr->index_buffer.index_size = ib->index_size;
+ } else {
+ pipe_resource_reference(&mgr->index_buffer.buffer, NULL);
+ }
+}
+
+static void
+u_vbuf_upload_buffers(struct u_vbuf_priv *mgr,
+ int min_index, int max_index,
+ unsigned instance_count)
+{
+ unsigned i;
+ unsigned count = max_index + 1 - min_index;
+ unsigned nr_velems = mgr->ve->count;
+ unsigned nr_vbufs = mgr->b.nr_vertex_buffers;
+ struct pipe_vertex_element *velems =
+ mgr->fallback_ve ? mgr->fallback_velems : mgr->ve->ve;
+ unsigned start_offset[PIPE_MAX_ATTRIBS];
+ unsigned end_offset[PIPE_MAX_ATTRIBS] = {0};
+
+ /* Determine how much data needs to be uploaded. */
+ for (i = 0; i < nr_velems; i++) {
+ struct pipe_vertex_element *velem = &velems[i];
+ unsigned index = velem->vertex_buffer_index;
+ struct pipe_vertex_buffer *vb = &mgr->b.vertex_buffer[index];
+ unsigned instance_div, first, size;
+
+ /* Skip the buffer generated by translate. */
+ if (index == mgr->fallback_vb_slot) {
+ continue;
+ }
+
+ assert(vb->buffer);
+
+ if (!u_vbuf_resource(vb->buffer)->user_ptr) {
+ continue;
+ }
+
+ instance_div = velem->instance_divisor;
+ first = vb->buffer_offset + velem->src_offset;
+
+ if (!vb->stride) {
+ /* Constant attrib. */
+ size = mgr->ve->src_format_size[i];
+ } else if (instance_div) {
+ /* Per-instance attrib. */
+ unsigned count = (instance_count + instance_div - 1) / instance_div;
+ size = vb->stride * (count - 1) + mgr->ve->src_format_size[i];
+ } else {
+ /* Per-vertex attrib. */
+ first += vb->stride * min_index;
+ size = vb->stride * (count - 1) + mgr->ve->src_format_size[i];
+ }
+
+ /* Update offsets. */
+ if (!end_offset[index]) {
+ start_offset[index] = first;
+ end_offset[index] = first + size;
+ } else {
+ if (first < start_offset[index])
+ start_offset[index] = first;
+ if (first + size > end_offset[index])
+ end_offset[index] = first + size;
+ }
+ }
+
+ /* Upload buffers. */
+ for (i = 0; i < nr_vbufs; i++) {
+ unsigned start, end = end_offset[i];
+ boolean flushed;
+ struct pipe_vertex_buffer *real_vb;
+ uint8_t *ptr;
+
+ if (!end) {
+ continue;
+ }
+
+ start = start_offset[i];
+ assert(start < end);
+
+ real_vb = &mgr->b.real_vertex_buffer[i];
+ ptr = u_vbuf_resource(mgr->b.vertex_buffer[i].buffer)->user_ptr;
+
+ u_upload_data(mgr->b.uploader, start, end - start, ptr + start,
+ &real_vb->buffer_offset, &real_vb->buffer, &flushed);
+
+ real_vb->buffer_offset -= start;
+ }
+}
+
+unsigned u_vbuf_draw_max_vertex_count(struct u_vbuf *mgrb)
+{
+ struct u_vbuf_priv *mgr = (struct u_vbuf_priv*)mgrb;
+ unsigned i, nr = mgr->ve->count;
+ struct pipe_vertex_element *velems =
+ mgr->fallback_ve ? mgr->fallback_velems : mgr->ve->ve;
+ unsigned result = ~0;
+
+ for (i = 0; i < nr; i++) {
+ struct pipe_vertex_buffer *vb =
+ &mgr->b.real_vertex_buffer[velems[i].vertex_buffer_index];
+ unsigned size, max_count, value;
+
+ /* We're not interested in constant and per-instance attribs. */
+ if (!vb->buffer ||
+ !vb->stride ||
+ velems[i].instance_divisor) {
+ continue;
+ }
+
+ size = vb->buffer->width0;
+
+ /* Subtract buffer_offset. */
+ value = vb->buffer_offset;
+ if (value >= size) {
+ return 0;
+ }
+ size -= value;
+
+ /* Subtract src_offset. */
+ value = velems[i].src_offset;
+ if (value >= size) {
+ return 0;
+ }
+ size -= value;
+
+ /* Subtract format_size. */
+ value = mgr->ve->native_format_size[i];
+ if (value >= size) {
+ return 0;
+ }
+ size -= value;
+
+ /* Compute the max count. */
+ max_count = 1 + size / vb->stride;
+ result = MIN2(result, max_count);
+ }
+ return result;
+}
+
+static boolean u_vbuf_need_minmax_index(struct u_vbuf_priv *mgr)
+{
+ unsigned i, nr = mgr->ve->count;
+
+ for (i = 0; i < nr; i++) {
+ struct pipe_vertex_buffer *vb;
+ unsigned index;
+
+ /* Per-instance attribs don't need min/max_index. */
+ if (mgr->ve->ve[i].instance_divisor) {
+ continue;
+ }
+
+ index = mgr->ve->ve[i].vertex_buffer_index;
+ vb = &mgr->b.vertex_buffer[index];
+
+ /* Constant attribs don't need min/max_index. */
+ if (!vb->stride) {
+ continue;
+ }
+
+ /* Per-vertex attribs need min/max_index. */
+ if (u_vbuf_resource(vb->buffer)->user_ptr ||
+ mgr->ve->incompatible_layout_elem[i] ||
+ mgr->incompatible_vb[index]) {
+ return TRUE;
+ }
+ }
+
+ return FALSE;
+}
+
+static void u_vbuf_get_minmax_index(struct pipe_context *pipe,
+ struct pipe_index_buffer *ib,
+ const struct pipe_draw_info *info,
+ int *out_min_index,
+ int *out_max_index)
+{
+ struct pipe_transfer *transfer = NULL;
+ const void *indices;
+ unsigned i;
+ unsigned restart_index = info->restart_index;
+
+ if (u_vbuf_resource(ib->buffer)->user_ptr) {
+ indices = u_vbuf_resource(ib->buffer)->user_ptr +
+ ib->offset + info->start * ib->index_size;
+ } else {
+ indices = pipe_buffer_map_range(pipe, ib->buffer,
+ ib->offset + info->start * ib->index_size,
+ info->count * ib->index_size,
+ PIPE_TRANSFER_READ, &transfer);
+ }
+
+ switch (ib->index_size) {
+ case 4: {
+ const unsigned *ui_indices = (const unsigned*)indices;
+ unsigned max_ui = 0;
+ unsigned min_ui = ~0U;
+ if (info->primitive_restart) {
+ for (i = 0; i < info->count; i++) {
+ if (ui_indices[i] != restart_index) {
+ if (ui_indices[i] > max_ui) max_ui = ui_indices[i];
+ if (ui_indices[i] < min_ui) min_ui = ui_indices[i];
+ }
+ }
+ }
+ else {
+ for (i = 0; i < info->count; i++) {
+ if (ui_indices[i] > max_ui) max_ui = ui_indices[i];
+ if (ui_indices[i] < min_ui) min_ui = ui_indices[i];
+ }
+ }
+ *out_min_index = min_ui;
+ *out_max_index = max_ui;
+ break;
+ }
+ case 2: {
+ const unsigned short *us_indices = (const unsigned short*)indices;
+ unsigned max_us = 0;
+ unsigned min_us = ~0U;
+ if (info->primitive_restart) {
+ for (i = 0; i < info->count; i++) {
+ if (us_indices[i] != restart_index) {
+ if (us_indices[i] > max_us) max_us = us_indices[i];
+ if (us_indices[i] < min_us) min_us = us_indices[i];
+ }
+ }
+ }
+ else {
+ for (i = 0; i < info->count; i++) {
+ if (us_indices[i] > max_us) max_us = us_indices[i];
+ if (us_indices[i] < min_us) min_us = us_indices[i];
+ }
+ }
+ *out_min_index = min_us;
+ *out_max_index = max_us;
+ break;
+ }
+ case 1: {
+ const unsigned char *ub_indices = (const unsigned char*)indices;
+ unsigned max_ub = 0;
+ unsigned min_ub = ~0U;
+ if (info->primitive_restart) {
+ for (i = 0; i < info->count; i++) {
+ if (ub_indices[i] != restart_index) {
+ if (ub_indices[i] > max_ub) max_ub = ub_indices[i];
+ if (ub_indices[i] < min_ub) min_ub = ub_indices[i];
+ }
+ }
+ }
+ else {
+ for (i = 0; i < info->count; i++) {
+ if (ub_indices[i] > max_ub) max_ub = ub_indices[i];
+ if (ub_indices[i] < min_ub) min_ub = ub_indices[i];
+ }
+ }
+ *out_min_index = min_ub;
+ *out_max_index = max_ub;
+ break;
+ }
+ default:
+ assert(0);
+ }
+
+ if (transfer) {
+ pipe_buffer_unmap(pipe, transfer);
+ }
+}
+
+enum u_vbuf_return_flags
+u_vbuf_draw_begin(struct u_vbuf *mgrb,
+ const struct pipe_draw_info *info)
+{
+ struct u_vbuf_priv *mgr = (struct u_vbuf_priv*)mgrb;
+ int min_index, max_index;
+
+ if (!mgr->incompatible_vb_layout &&
+ !mgr->ve->incompatible_layout &&
+ !mgr->any_user_vbs) {
+ return 0;
+ }
+
+ if (info->indexed) {
+ if (info->max_index != ~0) {
+ min_index = info->min_index + info->index_bias;
+ max_index = info->max_index + info->index_bias;
+ } else if (u_vbuf_need_minmax_index(mgr)) {
+ u_vbuf_get_minmax_index(mgr->pipe, &mgr->b.index_buffer, info,
+ &min_index, &max_index);
+ min_index += info->index_bias;
+ max_index += info->index_bias;
+ } else {
+ min_index = 0;
+ max_index = 0;
+ }
+ } else {
+ min_index = info->start;
+ max_index = info->start + info->count - 1;
+ }
+
+ /* 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 user buffers. */
+ if (mgr->any_user_vbs) {
+ u_vbuf_upload_buffers(mgr, min_index, max_index, info->instance_count);
+ }
+ return U_VBUF_BUFFERS_UPDATED;
+}
+
+void u_vbuf_draw_end(struct u_vbuf *mgrb)
+{
+ struct u_vbuf_priv *mgr = (struct u_vbuf_priv*)mgrb;
+
+ if (mgr->fallback_ve) {
+ u_vbuf_translate_end(mgr);
+ }
+}
--- /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.
+ *
+ **************************************************************************/
+
+#ifndef U_VBUF_MGR_H
+#define U_VBUF_MGR_H
+
+/* This module builds upon u_upload_mgr and translate_cache and takes care of
+ * user buffer uploads and vertex format fallbacks. It's designed
+ * for the drivers which don't always use the Draw module. (e.g. for HWTCL)
+ */
+
+#include "pipe/p_context.h"
+#include "pipe/p_state.h"
+#include "util/u_transfer.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;
+};
+
+/* The manager.
+ * This structure should also be used to access vertex buffers
+ * from a driver. */
+struct u_vbuf {
+ /* This is what was set in set_vertex_buffers.
+ * May contain user buffers. */
+ struct pipe_vertex_buffer vertex_buffer[PIPE_MAX_ATTRIBS];
+ unsigned nr_vertex_buffers;
+
+ /* Contains only real vertex buffers.
+ * Hardware drivers should use real_vertex_buffers[i]
+ * instead of vertex_buffers[i].buffer. */
+ struct pipe_vertex_buffer real_vertex_buffer[PIPE_MAX_ATTRIBS];
+ int nr_real_vertex_buffers;
+
+ /* The index buffer. */
+ struct pipe_index_buffer index_buffer;
+
+ /* This uploader can optionally be used by the driver.
+ *
+ * Allowed functions:
+ * - u_upload_alloc
+ * - u_upload_data
+ * - u_upload_buffer
+ * - u_upload_flush */
+ struct u_upload_mgr *uploader;
+
+ struct u_vbuf_caps caps;
+};
+
+struct u_vbuf_resource {
+ struct u_resource b;
+ uint8_t *user_ptr;
+};
+
+/* Opaque type containing information about vertex elements for the manager. */
+struct u_vbuf_elements;
+
+enum u_fetch_alignment {
+ U_VERTEX_FETCH_BYTE_ALIGNED,
+ U_VERTEX_FETCH_DWORD_ALIGNED
+};
+
+enum u_vbuf_return_flags {
+ U_VBUF_BUFFERS_UPDATED = 1
+};
+
+
+struct u_vbuf *
+u_vbuf_create(struct pipe_context *pipe,
+ unsigned upload_buffer_size,
+ unsigned upload_buffer_alignment,
+ unsigned upload_buffer_bind,
+ enum u_fetch_alignment fetch_alignment);
+
+void u_vbuf_destroy(struct u_vbuf *mgr);
+
+struct u_vbuf_elements *
+u_vbuf_create_vertex_elements(struct u_vbuf *mgr,
+ unsigned count,
+ const struct pipe_vertex_element *attrs,
+ struct pipe_vertex_element *native_attrs);
+
+void u_vbuf_bind_vertex_elements(struct u_vbuf *mgr,
+ void *cso,
+ struct u_vbuf_elements *ve);
+
+void u_vbuf_destroy_vertex_elements(struct u_vbuf *mgr,
+ struct u_vbuf_elements *ve);
+
+void u_vbuf_set_vertex_buffers(struct u_vbuf *mgr,
+ unsigned count,
+ const struct pipe_vertex_buffer *bufs);
+
+void u_vbuf_set_index_buffer(struct u_vbuf *mgr,
+ const struct pipe_index_buffer *ib);
+
+enum u_vbuf_return_flags u_vbuf_draw_begin(struct u_vbuf *mgr,
+ const struct pipe_draw_info *info);
+
+unsigned u_vbuf_draw_max_vertex_count(struct u_vbuf *mgr);
+
+void u_vbuf_draw_end(struct u_vbuf *mgr);
+
+
+static INLINE struct u_vbuf_resource *u_vbuf_resource(struct pipe_resource *r)
+{
+ return (struct u_vbuf_resource*)r;
+}
+
+#endif
+++ /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"
-
-struct u_vbuf_elements {
- unsigned count;
- struct pipe_vertex_element ve[PIPE_MAX_ATTRIBS];
-
- unsigned src_format_size[PIPE_MAX_ATTRIBS];
-
- /* If (velem[i].src_format != native_format[i]), the vertex buffer
- * referenced by the vertex element cannot be used for rendering and
- * its vertex data must be translated to native_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;
- /* Per-element flags. */
- boolean incompatible_layout_elem[PIPE_MAX_ATTRIBS];
-};
-
-struct u_vbuf_priv {
- struct u_vbuf_mgr b;
- struct pipe_context *pipe;
- struct translate_cache *translate_cache;
-
- /* Vertex element state bound by the state tracker. */
- void *saved_ve;
- /* and its associated helper structure for this module. */
- struct u_vbuf_elements *ve;
-
- /* Vertex elements used for the translate fallback. */
- struct pipe_vertex_element fallback_velems[PIPE_MAX_ATTRIBS];
- /* If non-NULL, this is a vertex element state used for the translate
- * fallback and therefore used for rendering too. */
- void *fallback_ve;
- /* The vertex buffer slot index where translated vertices have been
- * stored in. */
- unsigned fallback_vb_slot;
- /* When binding the fallback vertex element state, we don't want to
- * change saved_ve and ve. This is set to TRUE in such cases. */
- boolean ve_binding_lock;
-
- /* Whether there is any user buffer. */
- boolean any_user_vbs;
- /* Whether there is a buffer with a non-native layout. */
- boolean incompatible_vb_layout;
- /* Per-buffer flags. */
- boolean incompatible_vb[PIPE_MAX_ATTRIBS];
-};
-
-static void u_vbuf_init_format_caps(struct u_vbuf_priv *mgr)
-{
- struct pipe_screen *screen = mgr->pipe->screen;
-
- mgr->b.caps.format_fixed32 =
- screen->is_format_supported(screen, PIPE_FORMAT_R32_FIXED, PIPE_BUFFER,
- 0, PIPE_BIND_VERTEX_BUFFER);
-
- mgr->b.caps.format_float16 =
- screen->is_format_supported(screen, PIPE_FORMAT_R16_FLOAT, PIPE_BUFFER,
- 0, PIPE_BIND_VERTEX_BUFFER);
-
- mgr->b.caps.format_float64 =
- screen->is_format_supported(screen, PIPE_FORMAT_R64_FLOAT, PIPE_BUFFER,
- 0, PIPE_BIND_VERTEX_BUFFER);
-
- mgr->b.caps.format_norm32 =
- screen->is_format_supported(screen, PIPE_FORMAT_R32_UNORM, PIPE_BUFFER,
- 0, PIPE_BIND_VERTEX_BUFFER) &&
- screen->is_format_supported(screen, PIPE_FORMAT_R32_SNORM, PIPE_BUFFER,
- 0, PIPE_BIND_VERTEX_BUFFER);
-
- mgr->b.caps.format_scaled32 =
- screen->is_format_supported(screen, PIPE_FORMAT_R32_USCALED, PIPE_BUFFER,
- 0, PIPE_BIND_VERTEX_BUFFER) &&
- screen->is_format_supported(screen, PIPE_FORMAT_R32_SSCALED, PIPE_BUFFER,
- 0, PIPE_BIND_VERTEX_BUFFER);
-}
-
-struct u_vbuf_mgr *
-u_vbuf_create(struct pipe_context *pipe,
- unsigned upload_buffer_size,
- unsigned upload_buffer_alignment,
- unsigned upload_buffer_bind,
- enum u_fetch_alignment fetch_alignment)
-{
- struct u_vbuf_priv *mgr = CALLOC_STRUCT(u_vbuf_priv);
-
- mgr->pipe = pipe;
- mgr->translate_cache = translate_cache_create();
- mgr->fallback_vb_slot = ~0;
-
- mgr->b.uploader = u_upload_create(pipe, upload_buffer_size,
- upload_buffer_alignment,
- upload_buffer_bind);
-
- mgr->b.caps.fetch_dword_unaligned =
- fetch_alignment == U_VERTEX_FETCH_BYTE_ALIGNED;
-
- u_vbuf_init_format_caps(mgr);
-
- return &mgr->b;
-}
-
-void u_vbuf_destroy(struct u_vbuf_mgr *mgrb)
-{
- struct u_vbuf_priv *mgr = (struct u_vbuf_priv*)mgrb;
- unsigned i;
-
- for (i = 0; i < mgr->b.nr_vertex_buffers; i++) {
- pipe_resource_reference(&mgr->b.vertex_buffer[i].buffer, NULL);
- }
- for (i = 0; i < mgr->b.nr_real_vertex_buffers; i++) {
- pipe_resource_reference(&mgr->b.real_vertex_buffer[i].buffer, NULL);
- }
-
- translate_cache_destroy(mgr->translate_cache);
- u_upload_destroy(mgr->b.uploader);
- FREE(mgr);
-}
-
-
-static unsigned u_vbuf_get_free_real_vb_slot(struct u_vbuf_priv *mgr)
-{
- unsigned i, nr = mgr->ve->count;
- boolean used_vb[PIPE_MAX_ATTRIBS] = {0};
-
- for (i = 0; i < nr; i++) {
- if (!mgr->ve->incompatible_layout_elem[i]) {
- unsigned index = mgr->ve->ve[i].vertex_buffer_index;
-
- if (!mgr->incompatible_vb[index]) {
- used_vb[index] = TRUE;
- }
- }
- }
-
- for (i = 0; i < PIPE_MAX_ATTRIBS; i++) {
- if (!used_vb[i]) {
- if (i >= mgr->b.nr_real_vertex_buffers) {
- mgr->b.nr_real_vertex_buffers = i+1;
- }
- return i;
- }
- }
- return ~0;
-}
-
-static void
-u_vbuf_translate_begin(struct u_vbuf_priv *mgr,
- int min_index, int max_index)
-{
- struct translate_key key;
- struct translate_element *te;
- unsigned tr_elem_index[PIPE_MAX_ATTRIBS];
- struct translate *tr;
- boolean vb_translated[PIPE_MAX_ATTRIBS] = {0};
- uint8_t *out_map;
- struct pipe_transfer *vb_transfer[PIPE_MAX_ATTRIBS] = {0};
- struct pipe_resource *out_buffer = NULL;
- unsigned i, num_verts, out_offset;
- boolean upload_flushed = FALSE;
-
- memset(&key, 0, sizeof(key));
- memset(tr_elem_index, 0xff, sizeof(tr_elem_index));
-
- /* Get a new vertex buffer slot. */
- mgr->fallback_vb_slot = u_vbuf_get_free_real_vb_slot(mgr);
-
- if (mgr->fallback_vb_slot == ~0) {
- return; /* XXX error, not enough attribs */
- }
-
- /* Initialize the description of how vertices should be translated. */
- for (i = 0; i < mgr->ve->count; i++) {
- 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->incompatible_layout_elem[i] &&
- !mgr->incompatible_vb[mgr->ve->ve[i].vertex_buffer_index]) {
- 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 = TRANSLATE_ELEMENT_NORMAL;
- te->instance_divisor = 0;
- 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];
-
- uint8_t *map = pipe_buffer_map(mgr->pipe, vb->buffer,
- PIPE_TRANSFER_READ, &vb_transfer[i]);
-
- tr->set_buffer(tr, i,
- map + 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->b.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. */
- mgr->b.real_vertex_buffer[mgr->fallback_vb_slot].buffer_offset = out_offset;
- mgr->b.real_vertex_buffer[mgr->fallback_vb_slot].stride = key.output_stride;
-
- /* Move the buffer reference. */
- pipe_resource_reference(
- &mgr->b.real_vertex_buffer[mgr->fallback_vb_slot].buffer, NULL);
- mgr->b.real_vertex_buffer[mgr->fallback_vb_slot].buffer = out_buffer;
- out_buffer = NULL;
-
- /* Setup new vertex elements. */
- for (i = 0; i < mgr->ve->count; i++) {
- if (tr_elem_index[i] < key.nr_elements) {
- te = &key.element[tr_elem_index[i]];
- mgr->fallback_velems[i].instance_divisor = mgr->ve->ve[i].instance_divisor;
- mgr->fallback_velems[i].src_format = te->output_format;
- mgr->fallback_velems[i].src_offset = te->output_offset;
- mgr->fallback_velems[i].vertex_buffer_index = mgr->fallback_vb_slot;
- } else {
- memcpy(&mgr->fallback_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,
- mgr->fallback_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;
-}
-
-static void u_vbuf_translate_end(struct u_vbuf_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->fallback_vb_slot].buffer,
- NULL);
- mgr->fallback_vb_slot = ~0;
- 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_elements *
-u_vbuf_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_priv *mgr = (struct u_vbuf_priv*)mgrb;
- unsigned i;
- struct u_vbuf_elements *ve = CALLOC_STRUCT(u_vbuf_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;
-
- ve->src_format_size[i] = util_format_get_blocksize(format);
-
- /* Choose a native format.
- * For now we don't care about the alignment, that's going to
- * be sorted out later. */
- if (!mgr->b.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->b.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->b.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->b.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->b.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_elem[i] =
- ve->ve[i].src_format != ve->native_format[i] ||
- (!mgr->b.caps.fetch_dword_unaligned && ve->ve[i].src_offset % 4 != 0);
- ve->incompatible_layout =
- ve->incompatible_layout ||
- ve->incompatible_layout_elem[i];
- }
-
- /* Align the formats to the size of DWORD if needed. */
- if (!mgr->b.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_bind_vertex_elements(struct u_vbuf_mgr *mgrb,
- void *cso,
- struct u_vbuf_elements *ve)
-{
- struct u_vbuf_priv *mgr = (struct u_vbuf_priv*)mgrb;
-
- if (!cso) {
- return;
- }
-
- if (!mgr->ve_binding_lock) {
- mgr->saved_ve = cso;
- mgr->ve = ve;
- }
-}
-
-void u_vbuf_destroy_vertex_elements(struct u_vbuf_mgr *mgr,
- struct u_vbuf_elements *ve)
-{
- FREE(ve);
-}
-
-void u_vbuf_set_vertex_buffers(struct u_vbuf_mgr *mgrb,
- unsigned count,
- const struct pipe_vertex_buffer *bufs)
-{
- struct u_vbuf_priv *mgr = (struct u_vbuf_priv*)mgrb;
- unsigned i;
-
- mgr->any_user_vbs = FALSE;
- mgr->incompatible_vb_layout = FALSE;
- memset(mgr->incompatible_vb, 0, sizeof(mgr->incompatible_vb));
-
- if (!mgr->b.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;
- mgr->incompatible_vb[i] = TRUE;
- }
- }
- }
- }
-
- 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);
-
- mgr->b.real_vertex_buffer[i].buffer_offset =
- mgr->b.vertex_buffer[i].buffer_offset = vb->buffer_offset;
-
- mgr->b.real_vertex_buffer[i].stride =
- mgr->b.vertex_buffer[i].stride = vb->stride;
-
- if (!vb->buffer ||
- mgr->incompatible_vb[i]) {
- pipe_resource_reference(&mgr->b.real_vertex_buffer[i].buffer, NULL);
- continue;
- }
-
- if (u_vbuf_resource(vb->buffer)->user_ptr) {
- pipe_resource_reference(&mgr->b.real_vertex_buffer[i].buffer, NULL);
- mgr->any_user_vbs = TRUE;
- continue;
- }
-
- pipe_resource_reference(&mgr->b.real_vertex_buffer[i].buffer, vb->buffer);
- }
-
- for (i = count; i < mgr->b.nr_vertex_buffers; i++) {
- pipe_resource_reference(&mgr->b.vertex_buffer[i].buffer, NULL);
- }
- for (i = count; i < mgr->b.nr_real_vertex_buffers; i++) {
- pipe_resource_reference(&mgr->b.real_vertex_buffer[i].buffer, NULL);
- }
-
- mgr->b.nr_vertex_buffers = count;
- mgr->b.nr_real_vertex_buffers = count;
-}
-
-void u_vbuf_set_index_buffer(struct u_vbuf_mgr *mgr,
- const struct pipe_index_buffer *ib)
-{
- if (ib && ib->buffer) {
- assert(ib->offset % ib->index_size == 0);
- pipe_resource_reference(&mgr->index_buffer.buffer, ib->buffer);
- mgr->index_buffer.offset = ib->offset;
- mgr->index_buffer.index_size = ib->index_size;
- } else {
- pipe_resource_reference(&mgr->index_buffer.buffer, NULL);
- }
-}
-
-static void
-u_vbuf_upload_buffers(struct u_vbuf_priv *mgr,
- int min_index, int max_index,
- unsigned instance_count)
-{
- unsigned i;
- unsigned count = max_index + 1 - min_index;
- unsigned nr_velems = mgr->ve->count;
- unsigned nr_vbufs = mgr->b.nr_vertex_buffers;
- struct pipe_vertex_element *velems =
- mgr->fallback_ve ? mgr->fallback_velems : mgr->ve->ve;
- unsigned start_offset[PIPE_MAX_ATTRIBS];
- unsigned end_offset[PIPE_MAX_ATTRIBS] = {0};
-
- /* Determine how much data needs to be uploaded. */
- for (i = 0; i < nr_velems; i++) {
- struct pipe_vertex_element *velem = &velems[i];
- unsigned index = velem->vertex_buffer_index;
- struct pipe_vertex_buffer *vb = &mgr->b.vertex_buffer[index];
- unsigned instance_div, first, size;
-
- /* Skip the buffer generated by translate. */
- if (index == mgr->fallback_vb_slot) {
- continue;
- }
-
- assert(vb->buffer);
-
- if (!u_vbuf_resource(vb->buffer)->user_ptr) {
- continue;
- }
-
- instance_div = velem->instance_divisor;
- first = vb->buffer_offset + velem->src_offset;
-
- if (!vb->stride) {
- /* Constant attrib. */
- size = mgr->ve->src_format_size[i];
- } else if (instance_div) {
- /* Per-instance attrib. */
- unsigned count = (instance_count + instance_div - 1) / instance_div;
- size = vb->stride * (count - 1) + mgr->ve->src_format_size[i];
- } else {
- /* Per-vertex attrib. */
- first += vb->stride * min_index;
- size = vb->stride * (count - 1) + mgr->ve->src_format_size[i];
- }
-
- /* Update offsets. */
- if (!end_offset[index]) {
- start_offset[index] = first;
- end_offset[index] = first + size;
- } else {
- if (first < start_offset[index])
- start_offset[index] = first;
- if (first + size > end_offset[index])
- end_offset[index] = first + size;
- }
- }
-
- /* Upload buffers. */
- for (i = 0; i < nr_vbufs; i++) {
- unsigned start, end = end_offset[i];
- boolean flushed;
- struct pipe_vertex_buffer *real_vb;
- uint8_t *ptr;
-
- if (!end) {
- continue;
- }
-
- start = start_offset[i];
- assert(start < end);
-
- real_vb = &mgr->b.real_vertex_buffer[i];
- ptr = u_vbuf_resource(mgr->b.vertex_buffer[i].buffer)->user_ptr;
-
- u_upload_data(mgr->b.uploader, start, end - start, ptr + start,
- &real_vb->buffer_offset, &real_vb->buffer, &flushed);
-
- real_vb->buffer_offset -= start;
- }
-}
-
-unsigned u_vbuf_draw_max_vertex_count(struct u_vbuf_mgr *mgrb)
-{
- struct u_vbuf_priv *mgr = (struct u_vbuf_priv*)mgrb;
- unsigned i, nr = mgr->ve->count;
- struct pipe_vertex_element *velems =
- mgr->fallback_ve ? mgr->fallback_velems : mgr->ve->ve;
- unsigned result = ~0;
-
- for (i = 0; i < nr; i++) {
- struct pipe_vertex_buffer *vb =
- &mgr->b.real_vertex_buffer[velems[i].vertex_buffer_index];
- unsigned size, max_count, value;
-
- /* We're not interested in constant and per-instance attribs. */
- if (!vb->buffer ||
- !vb->stride ||
- velems[i].instance_divisor) {
- continue;
- }
-
- size = vb->buffer->width0;
-
- /* Subtract buffer_offset. */
- value = vb->buffer_offset;
- if (value >= size) {
- return 0;
- }
- size -= value;
-
- /* Subtract src_offset. */
- value = velems[i].src_offset;
- if (value >= size) {
- return 0;
- }
- size -= value;
-
- /* Subtract format_size. */
- value = mgr->ve->native_format_size[i];
- if (value >= size) {
- return 0;
- }
- size -= value;
-
- /* Compute the max count. */
- max_count = 1 + size / vb->stride;
- result = MIN2(result, max_count);
- }
- return result;
-}
-
-static boolean u_vbuf_need_minmax_index(struct u_vbuf_priv *mgr)
-{
- unsigned i, nr = mgr->ve->count;
-
- for (i = 0; i < nr; i++) {
- struct pipe_vertex_buffer *vb;
- unsigned index;
-
- /* Per-instance attribs don't need min/max_index. */
- if (mgr->ve->ve[i].instance_divisor) {
- continue;
- }
-
- index = mgr->ve->ve[i].vertex_buffer_index;
- vb = &mgr->b.vertex_buffer[index];
-
- /* Constant attribs don't need min/max_index. */
- if (!vb->stride) {
- continue;
- }
-
- /* Per-vertex attribs need min/max_index. */
- if (u_vbuf_resource(vb->buffer)->user_ptr ||
- mgr->ve->incompatible_layout_elem[i] ||
- mgr->incompatible_vb[index]) {
- return TRUE;
- }
- }
-
- return FALSE;
-}
-
-static void u_vbuf_get_minmax_index(struct pipe_context *pipe,
- struct pipe_index_buffer *ib,
- const struct pipe_draw_info *info,
- int *out_min_index,
- int *out_max_index)
-{
- struct pipe_transfer *transfer = NULL;
- const void *indices;
- unsigned i;
- unsigned restart_index = info->restart_index;
-
- if (u_vbuf_resource(ib->buffer)->user_ptr) {
- indices = u_vbuf_resource(ib->buffer)->user_ptr +
- ib->offset + info->start * ib->index_size;
- } else {
- indices = pipe_buffer_map_range(pipe, ib->buffer,
- ib->offset + info->start * ib->index_size,
- info->count * ib->index_size,
- PIPE_TRANSFER_READ, &transfer);
- }
-
- switch (ib->index_size) {
- case 4: {
- const unsigned *ui_indices = (const unsigned*)indices;
- unsigned max_ui = 0;
- unsigned min_ui = ~0U;
- if (info->primitive_restart) {
- for (i = 0; i < info->count; i++) {
- if (ui_indices[i] != restart_index) {
- if (ui_indices[i] > max_ui) max_ui = ui_indices[i];
- if (ui_indices[i] < min_ui) min_ui = ui_indices[i];
- }
- }
- }
- else {
- for (i = 0; i < info->count; i++) {
- if (ui_indices[i] > max_ui) max_ui = ui_indices[i];
- if (ui_indices[i] < min_ui) min_ui = ui_indices[i];
- }
- }
- *out_min_index = min_ui;
- *out_max_index = max_ui;
- break;
- }
- case 2: {
- const unsigned short *us_indices = (const unsigned short*)indices;
- unsigned max_us = 0;
- unsigned min_us = ~0U;
- if (info->primitive_restart) {
- for (i = 0; i < info->count; i++) {
- if (us_indices[i] != restart_index) {
- if (us_indices[i] > max_us) max_us = us_indices[i];
- if (us_indices[i] < min_us) min_us = us_indices[i];
- }
- }
- }
- else {
- for (i = 0; i < info->count; i++) {
- if (us_indices[i] > max_us) max_us = us_indices[i];
- if (us_indices[i] < min_us) min_us = us_indices[i];
- }
- }
- *out_min_index = min_us;
- *out_max_index = max_us;
- break;
- }
- case 1: {
- const unsigned char *ub_indices = (const unsigned char*)indices;
- unsigned max_ub = 0;
- unsigned min_ub = ~0U;
- if (info->primitive_restart) {
- for (i = 0; i < info->count; i++) {
- if (ub_indices[i] != restart_index) {
- if (ub_indices[i] > max_ub) max_ub = ub_indices[i];
- if (ub_indices[i] < min_ub) min_ub = ub_indices[i];
- }
- }
- }
- else {
- for (i = 0; i < info->count; i++) {
- if (ub_indices[i] > max_ub) max_ub = ub_indices[i];
- if (ub_indices[i] < min_ub) min_ub = ub_indices[i];
- }
- }
- *out_min_index = min_ub;
- *out_max_index = max_ub;
- break;
- }
- default:
- assert(0);
- }
-
- if (transfer) {
- pipe_buffer_unmap(pipe, transfer);
- }
-}
-
-enum u_vbuf_return_flags
-u_vbuf_draw_begin(struct u_vbuf_mgr *mgrb,
- const struct pipe_draw_info *info)
-{
- struct u_vbuf_priv *mgr = (struct u_vbuf_priv*)mgrb;
- int min_index, max_index;
-
- if (!mgr->incompatible_vb_layout &&
- !mgr->ve->incompatible_layout &&
- !mgr->any_user_vbs) {
- return 0;
- }
-
- if (info->indexed) {
- if (info->max_index != ~0) {
- min_index = info->min_index + info->index_bias;
- max_index = info->max_index + info->index_bias;
- } else if (u_vbuf_need_minmax_index(mgr)) {
- u_vbuf_get_minmax_index(mgr->pipe, &mgr->b.index_buffer, info,
- &min_index, &max_index);
- min_index += info->index_bias;
- max_index += info->index_bias;
- } else {
- min_index = 0;
- max_index = 0;
- }
- } else {
- min_index = info->start;
- max_index = info->start + info->count - 1;
- }
-
- /* 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 user buffers. */
- if (mgr->any_user_vbs) {
- u_vbuf_upload_buffers(mgr, min_index, max_index, info->instance_count);
- }
- return U_VBUF_BUFFERS_UPDATED;
-}
-
-void u_vbuf_draw_end(struct u_vbuf_mgr *mgrb)
-{
- struct u_vbuf_priv *mgr = (struct u_vbuf_priv*)mgrb;
-
- if (mgr->fallback_ve) {
- u_vbuf_translate_end(mgr);
- }
-}
+++ /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.
- *
- **************************************************************************/
-
-#ifndef U_VBUF_MGR_H
-#define U_VBUF_MGR_H
-
-/* This module builds upon u_upload_mgr and translate_cache and takes care of
- * user buffer uploads and vertex format fallbacks. It's designed
- * for the drivers which don't always use the Draw module. (e.g. for HWTCL)
- */
-
-#include "pipe/p_context.h"
-#include "pipe/p_state.h"
-#include "util/u_transfer.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;
-};
-
-/* The manager.
- * This structure should also be used to access vertex buffers
- * from a driver. */
-struct u_vbuf_mgr {
- /* This is what was set in set_vertex_buffers.
- * May contain user buffers. */
- struct pipe_vertex_buffer vertex_buffer[PIPE_MAX_ATTRIBS];
- unsigned nr_vertex_buffers;
-
- /* Contains only real vertex buffers.
- * Hardware drivers should use real_vertex_buffers[i]
- * instead of vertex_buffers[i].buffer. */
- struct pipe_vertex_buffer real_vertex_buffer[PIPE_MAX_ATTRIBS];
- int nr_real_vertex_buffers;
-
- /* The index buffer. */
- struct pipe_index_buffer index_buffer;
-
- /* This uploader can optionally be used by the driver.
- *
- * Allowed functions:
- * - u_upload_alloc
- * - u_upload_data
- * - u_upload_buffer
- * - u_upload_flush */
- struct u_upload_mgr *uploader;
-
- struct u_vbuf_caps caps;
-};
-
-struct u_vbuf_resource {
- struct u_resource b;
- uint8_t *user_ptr;
-};
-
-/* Opaque type containing information about vertex elements for the manager. */
-struct u_vbuf_elements;
-
-enum u_fetch_alignment {
- U_VERTEX_FETCH_BYTE_ALIGNED,
- U_VERTEX_FETCH_DWORD_ALIGNED
-};
-
-enum u_vbuf_return_flags {
- U_VBUF_BUFFERS_UPDATED = 1
-};
-
-
-struct u_vbuf_mgr *
-u_vbuf_create(struct pipe_context *pipe,
- unsigned upload_buffer_size,
- unsigned upload_buffer_alignment,
- unsigned upload_buffer_bind,
- enum u_fetch_alignment fetch_alignment);
-
-void u_vbuf_destroy(struct u_vbuf_mgr *mgr);
-
-struct u_vbuf_elements *
-u_vbuf_create_vertex_elements(struct u_vbuf_mgr *mgr,
- unsigned count,
- const struct pipe_vertex_element *attrs,
- struct pipe_vertex_element *native_attrs);
-
-void u_vbuf_bind_vertex_elements(struct u_vbuf_mgr *mgr,
- void *cso,
- struct u_vbuf_elements *ve);
-
-void u_vbuf_destroy_vertex_elements(struct u_vbuf_mgr *mgr,
- struct u_vbuf_elements *ve);
-
-void u_vbuf_set_vertex_buffers(struct u_vbuf_mgr *mgr,
- unsigned count,
- const struct pipe_vertex_buffer *bufs);
-
-void u_vbuf_set_index_buffer(struct u_vbuf_mgr *mgr,
- const struct pipe_index_buffer *ib);
-
-enum u_vbuf_return_flags u_vbuf_draw_begin(struct u_vbuf_mgr *mgr,
- const struct pipe_draw_info *info);
-
-unsigned u_vbuf_draw_max_vertex_count(struct u_vbuf_mgr *mgr);
-
-void u_vbuf_draw_end(struct u_vbuf_mgr *mgr);
-
-
-static INLINE struct u_vbuf_resource *u_vbuf_resource(struct pipe_resource *r)
-{
- return (struct u_vbuf_resource*)r;
-}
-
-#endif
#include "pipe/p_context.h"
#include "util/u_inlines.h"
#include "util/u_transfer.h"
-#include "util/u_vbuf_mgr.h"
+#include "util/u_vbuf.h"
#include "r300_defines.h"
#include "r300_screen.h"
void *dsa_decompress_zmask;
- struct u_vbuf_mgr *vbuf_mgr;
+ struct u_vbuf *vbuf_mgr;
struct util_slab_mempool pool_transfers;
#include "../../winsys/radeon/drm/radeon_winsys.h"
#include "util/u_double_list.h"
-#include "util/u_vbuf_mgr.h"
+#include "util/u_vbuf.h"
#define R600_ERR(fmt, args...) \
fprintf(stderr, "EE %s:%d %s - "fmt, __FILE__, __LINE__, __func__, ##args)
#include "pipe/p_context.h"
#include "util/u_math.h"
#include "util/u_slab.h"
-#include "util/u_vbuf_mgr.h"
+#include "util/u_vbuf.h"
#include "r600.h"
#include "r600_public.h"
#include "r600_shader.h"
struct r600_pipe_fences fences;
- struct u_vbuf_mgr *vbuf_mgr;
+ struct u_vbuf *vbuf_mgr;
struct util_slab_mempool pool_transfers;
boolean have_depth_texture, have_depth_fb;
#define R600_RESOURCE_H
#include "util/u_transfer.h"
-#include "util/u_vbuf_mgr.h"
+#include "util/u_vbuf.h"
/* flag to indicate a resource is to be used as a transfer so should not be tiled */
#define R600_RESOURCE_FLAG_TRANSFER PIPE_RESOURCE_FLAG_DRV_PRIV
projects / mesa.git / commitdiff