Mesa (master): r600g: start splitting out common code from eg/r600.
Dave Airlie
airlied at kemper.freedesktop.org
Thu Oct 21 10:03:56 UTC 2010
Module: Mesa
Branch: master
Commit: f39e6c9c816b603a4ed8fd8cda8569b7e13c1f68
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=f39e6c9c816b603a4ed8fd8cda8569b7e13c1f68
Author: Dave Airlie <airlied at redhat.com>
Date: Thu Oct 21 19:11:23 2010 +1000
r600g: start splitting out common code from eg/r600.
no point duplicating code that doesn't touch hw, also make it easier
to spot mistakes
---
src/gallium/drivers/r600/Makefile | 4 +-
src/gallium/drivers/r600/evergreen_state.c | 66 ++-----
src/gallium/drivers/r600/r600_pipe.h | 20 ++-
src/gallium/drivers/r600/r600_state.c | 282 --------------------------
src/gallium/drivers/r600/r600_state_common.c | 123 +++++++++++
src/gallium/drivers/r600/r600_translate.c | 211 +++++++++++++++++++
6 files changed, 367 insertions(+), 339 deletions(-)
diff --git a/src/gallium/drivers/r600/Makefile b/src/gallium/drivers/r600/Makefile
index ede0bb2..a484f38 100644
--- a/src/gallium/drivers/r600/Makefile
+++ b/src/gallium/drivers/r600/Makefile
@@ -19,6 +19,8 @@ C_SOURCES = \
r600_texture.c \
r700_asm.c \
evergreen_state.c \
- eg_asm.c
+ eg_asm.c \
+ r600_translate.c \
+ r600_state_common.c
include ../../Makefile.template
diff --git a/src/gallium/drivers/r600/evergreen_state.c b/src/gallium/drivers/r600/evergreen_state.c
index 0b54c2c..f394527 100644
--- a/src/gallium/drivers/r600/evergreen_state.c
+++ b/src/gallium/drivers/r600/evergreen_state.c
@@ -377,19 +377,6 @@ static void *evergreen_create_sampler_state(struct pipe_context *ctx,
return rstate;
}
-static void *evergreen_create_vertex_elements(struct pipe_context *ctx,
- unsigned count,
- const struct pipe_vertex_element *elements)
-{
- struct r600_vertex_element *v = CALLOC_STRUCT(r600_vertex_element);
-
- assert(count < 32);
- v->count = count;
- v->refcount = 1;
- memcpy(v->elements, elements, count * sizeof(struct pipe_vertex_element));
- return v;
-}
-
static void evergreen_sampler_view_destroy(struct pipe_context *ctx,
struct pipe_sampler_view *state)
{
@@ -935,40 +922,6 @@ static void evergreen_set_framebuffer_state(struct pipe_context *ctx,
r600_context_pipe_state_set(&rctx->ctx, rstate);
}
-static void evergreen_set_index_buffer(struct pipe_context *ctx,
- const struct pipe_index_buffer *ib)
-{
- struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
-
- if (ib) {
- pipe_resource_reference(&rctx->index_buffer.buffer, ib->buffer);
- memcpy(&rctx->index_buffer, ib, sizeof(rctx->index_buffer));
- } else {
- pipe_resource_reference(&rctx->index_buffer.buffer, NULL);
- memset(&rctx->index_buffer, 0, sizeof(rctx->index_buffer));
- }
-
- /* TODO make this more like a state */
-}
-
-static void evergreen_set_vertex_buffers(struct pipe_context *ctx, unsigned count,
- const struct pipe_vertex_buffer *buffers)
-{
- struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
-
- for (int i = 0; i < rctx->nvertex_buffer; i++) {
- pipe_resource_reference(&rctx->vertex_buffer[i].buffer, NULL);
- }
- memcpy(rctx->vertex_buffer, buffers, sizeof(struct pipe_vertex_buffer) * count);
- for (int i = 0; i < count; i++) {
- rctx->vertex_buffer[i].buffer = NULL;
- if (r600_buffer_is_user_buffer(buffers[i].buffer))
- rctx->any_user_vbs = TRUE;
- pipe_resource_reference(&rctx->vertex_buffer[i].buffer, buffers[i].buffer);
- }
- rctx->nvertex_buffer = count;
-}
-
static void evergreen_set_constant_buffer(struct pipe_context *ctx, uint shader, uint index,
struct pipe_resource *buffer)
{
@@ -1065,7 +1018,7 @@ void evergreen_init_state_functions(struct r600_pipe_context *rctx)
rctx->context.create_rasterizer_state = evergreen_create_rs_state;
rctx->context.create_sampler_state = evergreen_create_sampler_state;
rctx->context.create_sampler_view = evergreen_create_sampler_view;
- rctx->context.create_vertex_elements_state = evergreen_create_vertex_elements;
+ rctx->context.create_vertex_elements_state = r600_create_vertex_elements;
rctx->context.create_vs_state = evergreen_create_shader_state;
rctx->context.bind_blend_state = evergreen_bind_blend_state;
rctx->context.bind_depth_stencil_alpha_state = evergreen_bind_state;
@@ -1091,8 +1044,8 @@ void evergreen_init_state_functions(struct r600_pipe_context *rctx)
rctx->context.set_sample_mask = evergreen_set_sample_mask;
rctx->context.set_scissor_state = evergreen_set_scissor_state;
rctx->context.set_stencil_ref = evergreen_set_stencil_ref;
- rctx->context.set_vertex_buffers = evergreen_set_vertex_buffers;
- rctx->context.set_index_buffer = evergreen_set_index_buffer;
+ rctx->context.set_vertex_buffers = r600_set_vertex_buffers;
+ rctx->context.set_index_buffer = r600_set_index_buffer;
rctx->context.set_vertex_sampler_views = evergreen_set_vs_sampler_view;
rctx->context.set_viewport_state = evergreen_set_viewport_state;
rctx->context.sampler_view_destroy = evergreen_sampler_view_destroy;
@@ -1378,6 +1331,12 @@ void evergreen_draw(struct pipe_context *ctx, const struct pipe_draw_info *info)
struct r600_draw rdraw;
struct r600_pipe_state vgt;
struct r600_drawl draw;
+ boolean translate = FALSE;
+
+ if (rctx->vertex_elements->incompatible_layout) {
+ r600_begin_vertex_translate(rctx);
+ translate = TRUE;
+ }
if (rctx->any_user_vbs) {
r600_upload_user_buffers(rctx);
@@ -1454,11 +1413,11 @@ void evergreen_draw(struct pipe_context *ctx, const struct pipe_draw_info *info)
vertex_buffer->buffer_offset +
r600_bo_offset(rbuffer->bo);
- format = r600_translate_vertex_data_type(rctx->vertex_elements->elements[i].src_format);
+ format = r600_translate_vertex_data_type(rctx->vertex_elements->hw_format[i]);
word2 = format | S_030008_STRIDE(vertex_buffer->stride);
- word3 = r600_translate_vertex_data_swizzle(rctx->vertex_elements->elements[i].src_format);
+ word3 = r600_translate_vertex_data_swizzle(rctx->vertex_elements->hw_format[i]);
r600_pipe_state_add_reg(rstate, R_030000_RESOURCE0_WORD0, offset, 0xFFFFFFFF, rbuffer->bo);
r600_pipe_state_add_reg(rstate, R_030004_RESOURCE0_WORD1, rbuffer->size - offset - 1, 0xFFFFFFFF, NULL);
@@ -1539,6 +1498,9 @@ void evergreen_draw(struct pipe_context *ctx, const struct pipe_draw_info *info)
}
evergreen_context_draw(&rctx->ctx, &rdraw);
+ if (translate)
+ r600_end_vertex_translate(rctx);
+
pipe_resource_reference(&draw.index_buffer, NULL);
}
diff --git a/src/gallium/drivers/r600/r600_pipe.h b/src/gallium/drivers/r600/r600_pipe.h
index 7fb47b6..11410f1 100644
--- a/src/gallium/drivers/r600/r600_pipe.h
+++ b/src/gallium/drivers/r600/r600_pipe.h
@@ -216,10 +216,6 @@ int r600_find_vs_semantic_index(struct r600_shader *vs,
void r600_init_state_functions(struct r600_pipe_context *rctx);
void r600_draw_vbo(struct pipe_context *ctx, const struct pipe_draw_info *info);
void r600_init_config(struct r600_pipe_context *rctx);
-void r600_translate_index_buffer(struct r600_pipe_context *r600,
- struct pipe_resource **index_buffer,
- unsigned *index_size,
- unsigned *start, unsigned count);
void *r600_create_db_flush_dsa(struct r600_pipe_context *rctx);
/* r600_helper.h */
int r600_conv_pipe_prim(unsigned pprim, unsigned *prim);
@@ -230,6 +226,22 @@ uint32_t r600_translate_texformat(enum pipe_format format,
const unsigned char *swizzle_view,
uint32_t *word4_p, uint32_t *yuv_format_p);
+/* r600_translate.c */
+void r600_begin_vertex_translate(struct r600_pipe_context *rctx);
+void r600_end_vertex_translate(struct r600_pipe_context *rctx);
+void r600_translate_index_buffer(struct r600_pipe_context *r600,
+ struct pipe_resource **index_buffer,
+ unsigned *index_size,
+ unsigned *start, unsigned count);
+
+/* r600_state_common.c */
+void r600_set_index_buffer(struct pipe_context *ctx,
+ const struct pipe_index_buffer *ib);
+void r600_set_vertex_buffers(struct pipe_context *ctx, unsigned count,
+ const struct pipe_vertex_buffer *buffers);
+void *r600_create_vertex_elements(struct pipe_context *ctx,
+ unsigned count,
+ const struct pipe_vertex_element *elements);
/*
* common helpers
*/
diff --git a/src/gallium/drivers/r600/r600_state.c b/src/gallium/drivers/r600/r600_state.c
index 5cc4b30..df2c05e 100644
--- a/src/gallium/drivers/r600/r600_state.c
+++ b/src/gallium/drivers/r600/r600_state.c
@@ -37,10 +37,7 @@
#include <util/u_memory.h>
#include <util/u_inlines.h>
#include <util/u_upload_mgr.h>
-#include <util/u_index_modify.h>
#include <util/u_framebuffer.h>
-#include "translate/translate_cache.h"
-#include "translate/translate.h"
#include <pipebuffer/pb_buffer.h>
#include "r600.h"
#include "r600d.h"
@@ -184,195 +181,6 @@ static void r600_draw_common(struct r600_drawl *draw)
r600_context_draw(&rctx->ctx, &rdraw);
}
-static void r600_begin_vertex_translate(struct r600_pipe_context *rctx)
-{
- struct pipe_context *pipe = &rctx->context;
- struct translate_key key = {0};
- struct translate_element *te;
- unsigned tr_elem_index[PIPE_MAX_ATTRIBS] = {0};
- struct translate *tr;
- struct r600_vertex_element *ve = rctx->vertex_elements;
- boolean vb_translated[PIPE_MAX_ATTRIBS] = {0};
- void *vb_map[PIPE_MAX_ATTRIBS] = {0}, *out_map;
- struct pipe_transfer *vb_transfer[PIPE_MAX_ATTRIBS] = {0}, *out_transfer;
- struct pipe_resource *out_buffer;
- unsigned i, num_verts;
-
- /* Initialize the translate key, i.e. the recipe how vertices should be
- * translated. */
- for (i = 0; i < ve->count; i++) {
- struct pipe_vertex_buffer *vb =
- &rctx->vertex_buffer[ve->elements[i].vertex_buffer_index];
- enum pipe_format output_format = ve->hw_format[i];
- unsigned output_format_size = ve->hw_format_size[i];
-
- /* Check for support. */
- if (ve->elements[i].src_format == ve->hw_format[i] &&
- (vb->buffer_offset + ve->elements[i].src_offset) % 4 == 0 &&
- vb->stride % 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 = ve->elements[i].vertex_buffer_index;
- te->input_format = ve->elements[i].src_format;
- te->input_offset = vb->buffer_offset + ve->elements[i].src_offset;
- te->output_format = output_format;
- te->output_offset = key.output_stride;
-
- key.output_stride += output_format_size;
- vb_translated[ve->elements[i].vertex_buffer_index] = TRUE;
- tr_elem_index[i] = key.nr_elements;
- key.nr_elements++;
- }
-
- /* Get a translate object. */
- tr = translate_cache_find(rctx->tran.translate_cache, &key);
-
- /* Map buffers we want to translate. */
- for (i = 0; i < rctx->nvertex_buffer; i++) {
- if (vb_translated[i]) {
- struct pipe_vertex_buffer *vb = &rctx->vertex_buffer[i];
-
- vb_map[i] = pipe_buffer_map(pipe, vb->buffer,
- PIPE_TRANSFER_READ, &vb_transfer[i]);
-
- tr->set_buffer(tr, i, vb_map[i], vb->stride, vb->max_index);
- }
- }
-
- /* Create and map the output buffer. */
- num_verts = rctx->vb_max_index + 1;
-
- out_buffer = pipe_buffer_create(&rctx->screen->screen,
- PIPE_BIND_VERTEX_BUFFER,
- key.output_stride * num_verts);
-
- out_map = pipe_buffer_map(pipe, out_buffer, PIPE_TRANSFER_WRITE,
- &out_transfer);
-
- /* Translate. */
- tr->run(tr, 0, num_verts, 0, out_map);
-
- /* Unmap all buffers. */
- for (i = 0; i < rctx->nvertex_buffer; i++) {
- if (vb_translated[i]) {
- pipe_buffer_unmap(pipe, rctx->vertex_buffer[i].buffer,
- vb_transfer[i]);
- }
- }
-
- {
- float *flt = out_map;
- fprintf(stderr,"num verts is %d\n", num_verts);
- for (i = 0; i < num_verts; i++) {
- fprintf(stderr,"%f %f\n", flt[i*2], flt[i*2+1]);
- }
- }
- pipe_buffer_unmap(pipe, out_buffer, out_transfer);
-
- /* Setup the new vertex buffer in the first free slot. */
- for (i = 0; i < PIPE_MAX_ATTRIBS; i++) {
- struct pipe_vertex_buffer *vb = &rctx->vertex_buffer[i];
-
- if (!vb->buffer) {
- pipe_resource_reference(&vb->buffer, out_buffer);
- vb->buffer_offset = 0;
- vb->max_index = num_verts - 1;
- vb->stride = key.output_stride;
- rctx->tran.vb_slot = i;
- break;
- }
- }
-
- /* Save and replace vertex elements. */
- {
- struct pipe_vertex_element new_velems[PIPE_MAX_ATTRIBS];
-
- rctx->tran.saved_velems = rctx->vertex_elements;
-
- for (i = 0; i < ve->count; i++) {
- if (vb_translated[ve->elements[i].vertex_buffer_index]) {
- te = &key.element[tr_elem_index[i]];
- new_velems[i].instance_divisor = ve->elements[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 = rctx->tran.vb_slot;
- } else {
- memcpy(&new_velems[i], &ve->elements[i],
- sizeof(struct pipe_vertex_element));
- }
- }
-
- rctx->tran.new_velems =
- pipe->create_vertex_elements_state(pipe, ve->count, new_velems);
- pipe->bind_vertex_elements_state(pipe, rctx->tran.new_velems);
- }
-
- pipe_resource_reference(&out_buffer, NULL);
-}
-
-static void r600_end_vertex_translate(struct r600_pipe_context *rctx)
-{
- struct pipe_context *pipe = &rctx->context;
-
- /* Restore vertex elements. */
- pipe->bind_vertex_elements_state(pipe, rctx->tran.saved_velems);
- pipe->delete_vertex_elements_state(pipe, rctx->tran.new_velems);
-
- /* Delete the now-unused VBO. */
- pipe_resource_reference(&rctx->vertex_buffer[rctx->tran.vb_slot].buffer,
- NULL);
-}
-
-void r600_translate_index_buffer(struct r600_pipe_context *r600,
- struct pipe_resource **index_buffer,
- unsigned *index_size,
- unsigned *start, unsigned count)
-{
- switch (*index_size) {
- case 1:
- util_shorten_ubyte_elts(&r600->context, index_buffer, 0, *start, count);
- *index_size = 2;
- *start = 0;
- break;
-
- case 2:
- if (*start % 2 != 0) {
- util_rebuild_ushort_elts(&r600->context, index_buffer, 0, *start, count);
- *start = 0;
- }
- break;
-
- case 4:
- break;
- }
-}
-
void r600_draw_vbo(struct pipe_context *ctx, const struct pipe_draw_info *info)
{
struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
@@ -757,47 +565,6 @@ static void *r600_create_sampler_state(struct pipe_context *ctx,
return rstate;
}
-#define FORMAT_REPLACE(what, withwhat) \
- case PIPE_FORMAT_##what: *format = PIPE_FORMAT_##withwhat; break
-
-static void *r600_create_vertex_elements(struct pipe_context *ctx,
- unsigned count,
- const struct pipe_vertex_element *elements)
-{
- struct r600_vertex_element *v = CALLOC_STRUCT(r600_vertex_element);
- int i;
- enum pipe_format *format;
-
- assert(count < 32);
- if (!v)
- return NULL;
-
- v->count = count;
- memcpy(v->elements, elements, count * sizeof(struct pipe_vertex_element));
-
- for (i = 0; i < count; i++) {
- v->hw_format[i] = v->elements[i].src_format;
- format = &v->hw_format[i];
-
- 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:;
- }
- v->incompatible_layout =
- v->incompatible_layout ||
- v->elements[i].src_format != v->hw_format[i] ||
- v->elements[i].src_offset % 4 != 0;
-
- v->hw_format_size[i] =
- align(util_format_get_blocksize(v->hw_format[i]), 4);
- }
-
- v->refcount = 1;
- return v;
-}
static void r600_sampler_view_destroy(struct pipe_context *ctx,
struct pipe_sampler_view *state)
@@ -1348,55 +1115,6 @@ static void r600_set_framebuffer_state(struct pipe_context *ctx,
r600_context_pipe_state_set(&rctx->ctx, rstate);
}
-static void r600_set_index_buffer(struct pipe_context *ctx,
- const struct pipe_index_buffer *ib)
-{
- struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
-
- if (ib) {
- pipe_resource_reference(&rctx->index_buffer.buffer, ib->buffer);
- memcpy(&rctx->index_buffer, ib, sizeof(rctx->index_buffer));
- } else {
- pipe_resource_reference(&rctx->index_buffer.buffer, NULL);
- memset(&rctx->index_buffer, 0, sizeof(rctx->index_buffer));
- }
-
- /* TODO make this more like a state */
-}
-
-static void r600_set_vertex_buffers(struct pipe_context *ctx, unsigned count,
- const struct pipe_vertex_buffer *buffers)
-{
- struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
- struct pipe_vertex_buffer *vbo;
- unsigned max_index = (unsigned)-1, vbo_max_index;
-
- for (int i = 0; i < rctx->nvertex_buffer; i++) {
- pipe_resource_reference(&rctx->vertex_buffer[i].buffer, NULL);
- }
- memcpy(rctx->vertex_buffer, buffers, sizeof(struct pipe_vertex_buffer) * count);
-
- for (int i = 0; i < count; i++) {
- vbo = (struct pipe_vertex_buffer*)&buffers[i];
-
- rctx->vertex_buffer[i].buffer = NULL;
- if (r600_buffer_is_user_buffer(buffers[i].buffer))
- rctx->any_user_vbs = TRUE;
- pipe_resource_reference(&rctx->vertex_buffer[i].buffer, buffers[i].buffer);
-
- if (vbo->max_index == ~0) {
- if (!vbo->stride)
- vbo->max_index = 1;
- else
- vbo->max_index = (vbo->buffer->width0 - vbo->buffer_offset) / vbo->stride;
- }
-
- max_index = MIN2(vbo->max_index, max_index);
- }
- rctx->nvertex_buffer = count;
- rctx->vb_max_index = max_index;
-}
-
static void r600_set_constant_buffer(struct pipe_context *ctx, uint shader, uint index,
struct pipe_resource *buffer)
{
diff --git a/src/gallium/drivers/r600/r600_state_common.c b/src/gallium/drivers/r600/r600_state_common.c
new file mode 100644
index 0000000..722ce32
--- /dev/null
+++ b/src/gallium/drivers/r600/r600_state_common.c
@@ -0,0 +1,123 @@
+/*
+ * Copyright 2010 Red Hat Inc.
+ * 2010 Jerome Glisse
+ *
+ * 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.
+ *
+ * Authors: Dave Airlie <airlied at redhat.com>
+ * Jerome Glisse <jglisse at redhat.com>
+ */
+#include <util/u_memory.h>
+#include <util/u_format.h>
+#include <pipebuffer/pb_buffer.h>
+#include "r600_pipe.h"
+
+/* common state between evergreen and r600 */
+
+void r600_set_index_buffer(struct pipe_context *ctx,
+ const struct pipe_index_buffer *ib)
+{
+ struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
+
+ if (ib) {
+ pipe_resource_reference(&rctx->index_buffer.buffer, ib->buffer);
+ memcpy(&rctx->index_buffer, ib, sizeof(rctx->index_buffer));
+ } else {
+ pipe_resource_reference(&rctx->index_buffer.buffer, NULL);
+ memset(&rctx->index_buffer, 0, sizeof(rctx->index_buffer));
+ }
+
+ /* TODO make this more like a state */
+}
+
+void r600_set_vertex_buffers(struct pipe_context *ctx, unsigned count,
+ const struct pipe_vertex_buffer *buffers)
+{
+ struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
+ struct pipe_vertex_buffer *vbo;
+ unsigned max_index = (unsigned)-1;
+
+ for (int i = 0; i < rctx->nvertex_buffer; i++) {
+ pipe_resource_reference(&rctx->vertex_buffer[i].buffer, NULL);
+ }
+ memcpy(rctx->vertex_buffer, buffers, sizeof(struct pipe_vertex_buffer) * count);
+
+ for (int i = 0; i < count; i++) {
+ vbo = (struct pipe_vertex_buffer*)&buffers[i];
+
+ rctx->vertex_buffer[i].buffer = NULL;
+ if (r600_buffer_is_user_buffer(buffers[i].buffer))
+ rctx->any_user_vbs = TRUE;
+ pipe_resource_reference(&rctx->vertex_buffer[i].buffer, buffers[i].buffer);
+
+ if (vbo->max_index == ~0) {
+ if (!vbo->stride)
+ vbo->max_index = 1;
+ else
+ vbo->max_index = (vbo->buffer->width0 - vbo->buffer_offset) / vbo->stride;
+ }
+ max_index = MIN2(vbo->max_index, max_index);
+ }
+ rctx->nvertex_buffer = count;
+ rctx->vb_max_index = max_index;
+}
+
+
+#define FORMAT_REPLACE(what, withwhat) \
+ case PIPE_FORMAT_##what: *format = PIPE_FORMAT_##withwhat; break
+
+void *r600_create_vertex_elements(struct pipe_context *ctx,
+ unsigned count,
+ const struct pipe_vertex_element *elements)
+{
+ struct r600_vertex_element *v = CALLOC_STRUCT(r600_vertex_element);
+ int i;
+ enum pipe_format *format;
+
+ assert(count < 32);
+ if (!v)
+ return NULL;
+
+ v->count = count;
+ memcpy(v->elements, elements, count * sizeof(struct pipe_vertex_element));
+
+ for (i = 0; i < count; i++) {
+ v->hw_format[i] = v->elements[i].src_format;
+ format = &v->hw_format[i];
+
+ 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:;
+ }
+ v->incompatible_layout =
+ v->incompatible_layout ||
+ v->elements[i].src_format != v->hw_format[i] ||
+ v->elements[i].src_offset % 4 != 0;
+
+ v->hw_format_size[i] =
+ align(util_format_get_blocksize(v->hw_format[i]), 4);
+ }
+
+ v->refcount = 1;
+ return v;
+}
diff --git a/src/gallium/drivers/r600/r600_translate.c b/src/gallium/drivers/r600/r600_translate.c
new file mode 100644
index 0000000..9a07cf2
--- /dev/null
+++ b/src/gallium/drivers/r600/r600_translate.c
@@ -0,0 +1,211 @@
+/*
+ * Copyright 2010 Red Hat Inc.
+ *
+ * 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.
+ *
+ * Authors: Dave Airlie <airlied at redhat.com>
+ */
+#include "translate/translate_cache.h"
+#include "translate/translate.h"
+#include <pipebuffer/pb_buffer.h>
+#include <util/u_index_modify.h>
+#include "r600_pipe.h"
+
+void r600_begin_vertex_translate(struct r600_pipe_context *rctx)
+{
+ struct pipe_context *pipe = &rctx->context;
+ struct translate_key key = {0};
+ struct translate_element *te;
+ unsigned tr_elem_index[PIPE_MAX_ATTRIBS] = {0};
+ struct translate *tr;
+ struct r600_vertex_element *ve = rctx->vertex_elements;
+ boolean vb_translated[PIPE_MAX_ATTRIBS] = {0};
+ void *vb_map[PIPE_MAX_ATTRIBS] = {0}, *out_map;
+ struct pipe_transfer *vb_transfer[PIPE_MAX_ATTRIBS] = {0}, *out_transfer;
+ struct pipe_resource *out_buffer;
+ unsigned i, num_verts;
+
+ /* Initialize the translate key, i.e. the recipe how vertices should be
+ * translated. */
+ for (i = 0; i < ve->count; i++) {
+ struct pipe_vertex_buffer *vb =
+ &rctx->vertex_buffer[ve->elements[i].vertex_buffer_index];
+ enum pipe_format output_format = ve->hw_format[i];
+ unsigned output_format_size = ve->hw_format_size[i];
+
+ /* Check for support. */
+ if (ve->elements[i].src_format == ve->hw_format[i] &&
+ (vb->buffer_offset + ve->elements[i].src_offset) % 4 == 0 &&
+ vb->stride % 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 = ve->elements[i].vertex_buffer_index;
+ te->input_format = ve->elements[i].src_format;
+ te->input_offset = vb->buffer_offset + ve->elements[i].src_offset;
+ te->output_format = output_format;
+ te->output_offset = key.output_stride;
+
+ key.output_stride += output_format_size;
+ vb_translated[ve->elements[i].vertex_buffer_index] = TRUE;
+ tr_elem_index[i] = key.nr_elements;
+ key.nr_elements++;
+ }
+
+ /* Get a translate object. */
+ tr = translate_cache_find(rctx->tran.translate_cache, &key);
+
+ /* Map buffers we want to translate. */
+ for (i = 0; i < rctx->nvertex_buffer; i++) {
+ if (vb_translated[i]) {
+ struct pipe_vertex_buffer *vb = &rctx->vertex_buffer[i];
+
+ vb_map[i] = pipe_buffer_map(pipe, vb->buffer,
+ PIPE_TRANSFER_READ, &vb_transfer[i]);
+
+ tr->set_buffer(tr, i, vb_map[i], vb->stride, vb->max_index);
+ }
+ }
+
+ /* Create and map the output buffer. */
+ num_verts = rctx->vb_max_index + 1;
+
+ out_buffer = pipe_buffer_create(&rctx->screen->screen,
+ PIPE_BIND_VERTEX_BUFFER,
+ key.output_stride * num_verts);
+
+ out_map = pipe_buffer_map(pipe, out_buffer, PIPE_TRANSFER_WRITE,
+ &out_transfer);
+
+ /* Translate. */
+ tr->run(tr, 0, num_verts, 0, out_map);
+
+ /* Unmap all buffers. */
+ for (i = 0; i < rctx->nvertex_buffer; i++) {
+ if (vb_translated[i]) {
+ pipe_buffer_unmap(pipe, rctx->vertex_buffer[i].buffer,
+ vb_transfer[i]);
+ }
+ }
+
+ pipe_buffer_unmap(pipe, out_buffer, out_transfer);
+
+ /* Setup the new vertex buffer in the first free slot. */
+ for (i = 0; i < PIPE_MAX_ATTRIBS; i++) {
+ struct pipe_vertex_buffer *vb = &rctx->vertex_buffer[i];
+
+ if (!vb->buffer) {
+ pipe_resource_reference(&vb->buffer, out_buffer);
+ vb->buffer_offset = 0;
+ vb->max_index = num_verts - 1;
+ vb->stride = key.output_stride;
+ rctx->tran.vb_slot = i;
+ break;
+ }
+ }
+
+ /* Save and replace vertex elements. */
+ {
+ struct pipe_vertex_element new_velems[PIPE_MAX_ATTRIBS];
+
+ rctx->tran.saved_velems = rctx->vertex_elements;
+
+ for (i = 0; i < ve->count; i++) {
+ if (vb_translated[ve->elements[i].vertex_buffer_index]) {
+ te = &key.element[tr_elem_index[i]];
+ new_velems[i].instance_divisor = ve->elements[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 = rctx->tran.vb_slot;
+ } else {
+ memcpy(&new_velems[i], &ve->elements[i],
+ sizeof(struct pipe_vertex_element));
+ }
+ }
+
+ rctx->tran.new_velems =
+ pipe->create_vertex_elements_state(pipe, ve->count, new_velems);
+ pipe->bind_vertex_elements_state(pipe, rctx->tran.new_velems);
+ }
+
+ pipe_resource_reference(&out_buffer, NULL);
+}
+
+void r600_end_vertex_translate(struct r600_pipe_context *rctx)
+{
+ struct pipe_context *pipe = &rctx->context;
+
+ /* Restore vertex elements. */
+ pipe->bind_vertex_elements_state(pipe, rctx->tran.saved_velems);
+ pipe->delete_vertex_elements_state(pipe, rctx->tran.new_velems);
+
+ /* Delete the now-unused VBO. */
+ pipe_resource_reference(&rctx->vertex_buffer[rctx->tran.vb_slot].buffer,
+ NULL);
+}
+
+void r600_translate_index_buffer(struct r600_pipe_context *r600,
+ struct pipe_resource **index_buffer,
+ unsigned *index_size,
+ unsigned *start, unsigned count)
+{
+ switch (*index_size) {
+ case 1:
+ util_shorten_ubyte_elts(&r600->context, index_buffer, 0, *start, count);
+ *index_size = 2;
+ *start = 0;
+ break;
+
+ case 2:
+ if (*start % 2 != 0) {
+ util_rebuild_ushort_elts(&r600->context, index_buffer, 0, *start, count);
+ *start = 0;
+ }
+ break;
+
+ case 4:
+ break;
+ }
+}
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