r300c/r300g: add 3155 rv380 pci id

[mesa.git] / src / gallium / auxiliary / draw / draw_pt_fetch.c

diff --git a/src/gallium/auxiliary/draw/draw_pt_fetch.c b/src/gallium/auxiliary/draw/draw_pt_fetch.c
index 8183c5167607fd51f0bb698ef9a8d5c3967be632..252be5053e4c75bdb260ad43d128326761f00d7b 100644 (file)
--- a/src/gallium/auxiliary/draw/draw_pt_fetch.c
+++ b/src/gallium/auxiliary/draw/draw_pt_fetch.c
@@ -25,11 +25,11 @@
  *
  **************************************************************************/
 
-#include "pipe/p_util.h"
+#include "util/u_memory.h"
+#include "util/u_math.h"
 #include "draw/draw_context.h"
 #include "draw/draw_private.h"
 #include "draw/draw_vbuf.h"
-#include "draw/draw_vertex.h"
 #include "draw/draw_pt.h"
 #include "translate/translate.h"
 #include "translate/translate_cache.h"
@@ -45,6 +45,7 @@ struct pt_fetch {
    struct translate_cache *cache;
 };
 
+
 /* Perform the fetch from API vertex elements & vertex buffers, to a
  * contiguous set of float[4] attributes as required for the
  * vertex_shader->run_linear() method.
@@ -55,17 +56,19 @@ struct pt_fetch {
  *
  */
 void draw_pt_fetch_prepare( struct pt_fetch *fetch,
-                           unsigned vertex_size )
+                            unsigned vs_input_count,
+                            unsigned vertex_size,
+                            unsigned instance_id_index )
 {
    struct draw_context *draw = fetch->draw;
-   unsigned i, nr = 0;
+   unsigned nr_inputs;
+   unsigned i, nr = 0, ei = 0;
    unsigned dst_offset = 0;
+   unsigned num_extra_inputs = 0;
    struct translate_key key;
 
    fetch->vertex_size = vertex_size;
 
-   memset(&key, 0, sizeof(key));
-
    /* Always emit/leave space for a vertex header.
     *
     * It's worth considering whether the vertex headers should contain
@@ -76,9 +79,11 @@ void draw_pt_fetch_prepare( struct pt_fetch *fetch,
    {
       /* Need to set header->vertex_id = 0xffff somehow.
        */
+      key.element[nr].type = TRANSLATE_ELEMENT_NORMAL;
       key.element[nr].input_format = PIPE_FORMAT_R32_FLOAT;
       key.element[nr].input_buffer = draw->pt.nr_vertex_buffers;
       key.element[nr].input_offset = 0;
+      key.element[nr].instance_divisor = 0;
       key.element[nr].output_format = PIPE_FORMAT_R32_FLOAT;
       key.element[nr].output_offset = dst_offset;
       dst_offset += 1 * sizeof(float);
@@ -89,16 +94,36 @@ void draw_pt_fetch_prepare( struct pt_fetch *fetch,
        */
       dst_offset += 4 * sizeof(float);
    }
-      
 
-   for (i = 0; i < draw->pt.nr_vertex_elements; i++) {
-      key.element[nr].input_format = draw->pt.vertex_element[i].src_format;
-      key.element[nr].input_buffer = draw->pt.vertex_element[i].vertex_buffer_index;
-      key.element[nr].input_offset = draw->pt.vertex_element[i].src_offset;
-      key.element[nr].output_format = PIPE_FORMAT_R32G32B32A32_FLOAT;
-      key.element[nr].output_offset = dst_offset;
+   if (instance_id_index != ~0) {
+      num_extra_inputs++;
+   }
+
+   assert(draw->pt.nr_vertex_elements + num_extra_inputs >= vs_input_count);
+
+   nr_inputs = MIN2(vs_input_count, draw->pt.nr_vertex_elements + num_extra_inputs);
+
+   for (i = 0; i < nr_inputs; i++) {
+      if (i == instance_id_index) {
+         key.element[nr].type = TRANSLATE_ELEMENT_INSTANCE_ID;
+         key.element[nr].input_format = PIPE_FORMAT_R32_USCALED;
+         key.element[nr].output_format = PIPE_FORMAT_R32_USCALED;
+         key.element[nr].output_offset = dst_offset;
+
+         dst_offset += sizeof(uint);
+      } else {
+         key.element[nr].type = TRANSLATE_ELEMENT_NORMAL;
+         key.element[nr].input_format = draw->pt.vertex_element[ei].src_format;
+         key.element[nr].input_buffer = draw->pt.vertex_element[ei].vertex_buffer_index;
+         key.element[nr].input_offset = draw->pt.vertex_element[ei].src_offset;
+         key.element[nr].instance_divisor = draw->pt.vertex_element[ei].instance_divisor;
+         key.element[nr].output_format = PIPE_FORMAT_R32G32B32A32_FLOAT;
+         key.element[nr].output_offset = dst_offset;
+
+         ei++;
+         dst_offset += 4 * sizeof(float);
+      }
 
-      dst_offset += 4 * sizeof(float);
       nr++;
    }
 
@@ -109,18 +134,25 @@ void draw_pt_fetch_prepare( struct pt_fetch *fetch,
 
 
    if (!fetch->translate ||
-       memcmp(&fetch->translate->key, &key, sizeof(key)) != 0)
+       translate_key_compare(&fetch->translate->key, &key) != 0)
    {
+      translate_key_sanitize(&key);
       fetch->translate = translate_cache_find(fetch->cache, &key);
 
       {
-        static struct vertex_header vh = { 0, 0, 0, 0xffff };
+         static struct vertex_header vh = { 0,
+                                            1,
+                                            0,
+                                            UNDEFINED_VERTEX_ID,
+                                            { .0f, .0f, .0f, .0f } };
+
         fetch->translate->set_buffer(fetch->translate,
                                      draw->pt.nr_vertex_buffers,
                                      &vh,
                                      0);
       }
    }
+
 }
 
 
@@ -140,13 +172,40 @@ void draw_pt_fetch_run( struct pt_fetch *fetch,
                            i, 
                            ((char *)draw->pt.user.vbuffer[i] + 
                             draw->pt.vertex_buffer[i].buffer_offset),
-                           draw->pt.vertex_buffer[i].pitch );
+                           draw->pt.vertex_buffer[i].stride );
    }
 
    translate->run_elts( translate,
                        elts, 
                        count,
+                        draw->instance_id,
                        verts );
+
+}
+
+
+void draw_pt_fetch_run_linear( struct pt_fetch *fetch,
+                               unsigned start,
+                               unsigned count,
+                               char *verts )
+{
+   struct draw_context *draw = fetch->draw;
+   struct translate *translate = fetch->translate;
+   unsigned i;
+
+   for (i = 0; i < draw->pt.nr_vertex_buffers; i++) {
+      translate->set_buffer(translate,
+                           i,
+                           ((char *)draw->pt.user.vbuffer[i] +
+                            draw->pt.vertex_buffer[i].buffer_offset),
+                           draw->pt.vertex_buffer[i].stride );
+   }
+
+   translate->run( translate,
+                   start,
+                   count,
+                   draw->instance_id,
+                   verts );
 }
 
 
@@ -158,12 +217,18 @@ struct pt_fetch *draw_pt_fetch_create( struct draw_context *draw )
 
    fetch->draw = draw;
    fetch->cache = translate_cache_create();
+   if (!fetch->cache) {
+      FREE(fetch);
+      return NULL;
+   }
+
    return fetch;
 }
 
 void draw_pt_fetch_destroy( struct pt_fetch *fetch )
 {
-   translate_cache_destroy(fetch->cache);
+   if (fetch->cache)
+      translate_cache_destroy(fetch->cache);
 
    FREE(fetch);
 }