#include "draw/draw_vbuf.h"
#include "draw/draw_vertex.h"
#include "draw/draw_pt.h"
+#include "translate/translate.h"
+#include "translate/translate_cache.h"
/* The simplest 'middle end' in the new vertex code.
*
struct fetch_emit_middle_end {
struct draw_pt_middle_end base;
struct draw_context *draw;
-
- struct {
- const ubyte *ptr;
- unsigned pitch;
- void (*fetch)( const void *from, float *attrib);
- void (*emit)( const float *attrib, float **out );
- } fetch[PIPE_MAX_ATTRIBS];
- unsigned nr_fetch;
- unsigned hw_vertex_size;
-};
-
-
-
-static void fetch_R32_FLOAT( const void *from,
- float *attrib )
-{
- float *f = (float *) from;
- attrib[0] = f[0];
- attrib[1] = 0.0;
- attrib[2] = 0.0;
- attrib[3] = 1.0;
-}
-
-
-static void emit_R32_FLOAT( const float *attrib,
- float **out )
-{
- (*out)[0] = attrib[0];
- (*out) += 1;
-}
-
-static void emit_R32G32_FLOAT( const float *attrib,
- float **out )
-{
- (*out)[0] = attrib[0];
- (*out)[1] = attrib[1];
- (*out) += 2;
-}
-
-static void emit_R32G32B32_FLOAT( const float *attrib,
- float **out )
-{
- (*out)[0] = attrib[0];
- (*out)[1] = attrib[1];
- (*out)[2] = attrib[2];
- (*out) += 3;
-}
-
-static void emit_R32G32B32A32_FLOAT( const float *attrib,
- float **out )
-{
- (*out)[0] = attrib[0];
- (*out)[1] = attrib[1];
- (*out)[2] = attrib[2];
- (*out)[3] = attrib[3];
- (*out) += 4;
-}
+ struct translate *translate;
+ const struct vertex_info *vinfo;
+ /* Cache point size somewhere it's address won't change:
+ */
+ float point_size;
-/**
- * General-purpose fetch from user's vertex arrays, emit to driver's
- * vertex buffer.
- *
- * XXX this is totally temporary.
- */
-static void
-fetch_store_general( struct fetch_emit_middle_end *feme,
- void *out_ptr,
- const unsigned *fetch_elts,
- unsigned count )
-{
- float *out = (float *)out_ptr;
- uint i, j;
+ struct translate_cache *cache;
+};
- for (i = 0; i < count; i++) {
- unsigned elt = fetch_elts[i] & ~DRAW_PT_FLAG_MASK;
-
- for (j = 0; j < feme->nr_fetch; j++) {
- float attrib[4];
- const ubyte *from = (feme->fetch[j].ptr +
- feme->fetch[j].pitch * elt);
-
- feme->fetch[j].fetch( from, attrib );
- feme->fetch[j].emit( attrib, &out );
- }
- }
-}
struct fetch_emit_middle_end *feme = (struct fetch_emit_middle_end *)middle;
struct draw_context *draw = feme->draw;
const struct vertex_info *vinfo;
- unsigned i;
+ unsigned i, dst_offset;
boolean ok;
+ struct translate_key key;
ok = draw->render->set_primitive( draw->render,
/* Must do this after set_primitive() above:
*/
- vinfo = draw->render->get_vertex_info(draw->render);
-
+ vinfo = feme->vinfo = draw->render->get_vertex_info(draw->render);
+
+
- /* This is unique as it transforms straight from API vertex
- * information to HW vertices. All other cases go through our
- * intermediate float[4] format.
+ /* Transform from API vertices to HW vertices, skipping the
+ * pipeline_vertex intermediate step.
*/
- for (i = 0; i < vinfo->num_attribs; i++) {
- unsigned src_element = vinfo->src_index[i];
- unsigned src_buffer = draw->vertex_element[src_element].vertex_buffer_index;
-
- feme->fetch[i].ptr = ((const ubyte *)draw->user.vbuffer[src_buffer] +
- draw->vertex_buffer[src_buffer].buffer_offset +
- draw->vertex_element[src_element].src_offset);
+ dst_offset = 0;
+ memset(&key, 0, sizeof(key));
- feme->fetch[i].pitch = draw->vertex_buffer[src_buffer].pitch;
-
- feme->fetch[i].fetch = draw_get_fetch_func(draw->vertex_element[src_element].src_format);
+ for (i = 0; i < vinfo->num_attribs; i++) {
+ const struct pipe_vertex_element *src = &draw->pt.vertex_element[vinfo->src_index[i]];
+ unsigned emit_sz = 0;
+ unsigned input_format = src->src_format;
+ unsigned input_buffer = src->vertex_buffer_index;
+ unsigned input_offset = src->src_offset;
+ unsigned output_format;
switch (vinfo->emit[i]) {
case EMIT_4F:
- feme->fetch[i].emit = emit_R32G32B32A32_FLOAT;
+ output_format = PIPE_FORMAT_R32G32B32A32_FLOAT;
+ emit_sz = 4 * sizeof(float);
break;
case EMIT_3F:
- feme->fetch[i].emit = emit_R32G32B32_FLOAT;
+ output_format = PIPE_FORMAT_R32G32B32_FLOAT;
+ emit_sz = 3 * sizeof(float);
break;
case EMIT_2F:
- feme->fetch[i].emit = emit_R32G32_FLOAT;
+ output_format = PIPE_FORMAT_R32G32_FLOAT;
+ emit_sz = 2 * sizeof(float);
break;
case EMIT_1F:
- feme->fetch[i].emit = emit_R32_FLOAT;
+ output_format = PIPE_FORMAT_R32_FLOAT;
+ emit_sz = 1 * sizeof(float);
break;
case EMIT_1F_PSIZE:
- feme->fetch[i].ptr = (const ubyte *)&feme->draw->rasterizer->point_size;
- feme->fetch[i].pitch = 0;
- feme->fetch[i].fetch = fetch_R32_FLOAT;
- feme->fetch[i].emit = emit_R32_FLOAT;
+ input_format = PIPE_FORMAT_R32_FLOAT;
+ input_buffer = draw->pt.nr_vertex_buffers;
+ input_offset = 0;
+ output_format = PIPE_FORMAT_R32_FLOAT;
+ emit_sz = 1 * sizeof(float);
break;
default:
assert(0);
- feme->fetch[i].emit = NULL;
- break;
+ output_format = PIPE_FORMAT_NONE;
+ emit_sz = 0;
+ continue;
}
+
+ key.element[i].input_format = input_format;
+ key.element[i].input_buffer = input_buffer;
+ key.element[i].input_offset = input_offset;
+ key.element[i].output_format = output_format;
+ key.element[i].output_offset = dst_offset;
+
+ dst_offset += emit_sz;
}
- feme->nr_fetch = vinfo->num_attribs;
- feme->hw_vertex_size = vinfo->size * 4;
+ key.nr_elements = vinfo->num_attribs;
+ key.output_stride = vinfo->size * 4;
+
+ /* Don't bother with caching at this stage:
+ */
+ if (!feme->translate ||
+ memcmp(&feme->translate->key, &key, sizeof(key)) != 0)
+ {
+ feme->translate = translate_cache_find(feme->cache,
+ &key);
+
+
+ feme->translate->set_buffer(feme->translate,
+ draw->pt.nr_vertex_buffers,
+ &feme->point_size,
+ 0);
+ }
+
+ feme->point_size = draw->rasterizer->point_size;
+
+ for (i = 0; i < draw->pt.nr_vertex_buffers; i++) {
+ feme->translate->set_buffer(feme->translate,
+ i,
+ ((char *)draw->pt.user.vbuffer[i] +
+ draw->pt.vertex_buffer[i].buffer_offset),
+ draw->pt.vertex_buffer[i].pitch );
+ }
}
draw_do_flush( draw, DRAW_FLUSH_BACKEND );
hw_verts = draw->render->allocate_vertices( draw->render,
- (ushort)feme->hw_vertex_size,
+ (ushort)feme->translate->key.output_stride,
(ushort)fetch_count );
if (!hw_verts) {
assert(0);
/* Single routine to fetch vertices and emit HW verts.
*/
- fetch_store_general( feme,
- hw_verts,
- fetch_elts,
- fetch_count );
+ feme->translate->run_elts( feme->translate,
+ fetch_elts,
+ fetch_count,
+ hw_verts );
+
+ if (0) {
+ unsigned i;
+ for (i = 0; i < fetch_count; i++) {
+ debug_printf("\n\nvertex %d:\n", i);
+ draw_dump_emitted_vertex( feme->vinfo,
+ (const uint8_t *)hw_verts + feme->vinfo->size * 4 * i );
+ }
+ }
/* XXX: Draw arrays path to avoid re-emitting index list again and
* again.
*/
draw->render->release_vertices( draw->render,
hw_verts,
- feme->hw_vertex_size,
+ feme->translate->key.output_stride,
fetch_count );
}
+static void fetch_emit_run_linear( struct draw_pt_middle_end *middle,
+ unsigned start,
+ unsigned count )
+{
+ struct fetch_emit_middle_end *feme = (struct fetch_emit_middle_end *)middle;
+ struct draw_context *draw = feme->draw;
+ void *hw_verts;
+
+ /* XXX: need to flush to get prim_vbuf.c to release its allocation??
+ */
+ draw_do_flush( draw, DRAW_FLUSH_BACKEND );
+
+ hw_verts = draw->render->allocate_vertices( draw->render,
+ (ushort)feme->translate->key.output_stride,
+ (ushort)count );
+ if (!hw_verts) {
+ assert(0);
+ return;
+ }
+
+ /* Single routine to fetch vertices and emit HW verts.
+ */
+ feme->translate->run( feme->translate,
+ start,
+ count,
+ hw_verts );
+
+ if (0) {
+ unsigned i;
+ for (i = 0; i < count; i++) {
+ debug_printf("\n\nvertex %d:\n", i);
+ draw_dump_emitted_vertex( feme->vinfo,
+ (const uint8_t *)hw_verts + feme->vinfo->size * 4 * i );
+ }
+ }
+
+ /* XXX: Draw arrays path to avoid re-emitting index list again and
+ * again.
+ */
+ draw->render->draw_arrays( draw->render,
+ 0, /*start*/
+ count );
+
+ /* Done -- that was easy, wasn't it:
+ */
+ draw->render->release_vertices( draw->render,
+ hw_verts,
+ feme->translate->key.output_stride,
+ count );
+
+}
+
+
static void fetch_emit_finish( struct draw_pt_middle_end *middle )
{
static void fetch_emit_destroy( struct draw_pt_middle_end *middle )
{
+ struct fetch_emit_middle_end *feme = (struct fetch_emit_middle_end *)middle;
+
+ translate_cache_destroy(feme->cache);
+
FREE(middle);
}
struct draw_pt_middle_end *draw_pt_fetch_emit( struct draw_context *draw )
{
struct fetch_emit_middle_end *fetch_emit = CALLOC_STRUCT( fetch_emit_middle_end );
-
- fetch_emit->base.prepare = fetch_emit_prepare;
- fetch_emit->base.run = fetch_emit_run;
- fetch_emit->base.finish = fetch_emit_finish;
- fetch_emit->base.destroy = fetch_emit_destroy;
+ if (fetch_emit == NULL)
+ return NULL;
+
+ fetch_emit->cache = translate_cache_create();
+ if (!fetch_emit->cache) {
+ FREE(fetch_emit);
+ return NULL;
+ }
+
+ fetch_emit->base.prepare = fetch_emit_prepare;
+ fetch_emit->base.run = fetch_emit_run;
+ fetch_emit->base.run_linear = fetch_emit_run_linear;
+ fetch_emit->base.finish = fetch_emit_finish;
+ fetch_emit->base.destroy = fetch_emit_destroy;
fetch_emit->draw = draw;
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