Cell: propogate vertex info to SPUs, use it for attrib interpolation

3 files changed, 12 insertions, 0 deletions

diff --git a/src/mesa/pipe/cell/ppu/cell_state.h b/src/mesa/pipe/cell/ppu/cell_state.h
index fbca7c95744..3a71ba14fa8 100644
--- a/src/mesa/pipe/cell/ppu/cell_state.h
+++ b/src/mesa/pipe/cell/ppu/cell_state.h
@@ -19,6 +19,7 @@
 #define CELL_NEW_VERTEX        0x1000
 #define CELL_NEW_VS            0x2000
 #define CELL_NEW_CONSTANTS     0x4000
+#define CELL_NEW_VERTEX_INFO   0x8000
 
 
 
diff --git a/src/mesa/pipe/cell/ppu/cell_state_derived.c b/src/mesa/pipe/cell/ppu/cell_state_derived.c
index f3b3ae8544d..56daf5dfde0 100644
--- a/src/mesa/pipe/cell/ppu/cell_state_derived.c
+++ b/src/mesa/pipe/cell/ppu/cell_state_derived.c
@@ -30,6 +30,7 @@
 #include "pipe/draw/draw_context.h"
 #include "pipe/draw/draw_vertex.h"
 #include "cell_context.h"
+#include "cell_batch.h"
 #include "cell_state.h"
 #include "cell_state_emit.h"
 
@@ -85,6 +86,7 @@ calculate_vertex_layout( struct cell_context *cell )
    assert(src >= 0);
    draw_emit_vertex_attr(vinfo, EMIT_4F, INTERP_POS, src);
 
+
    /*
     * Loop over fragment shader inputs, searching for the matching output
     * from the vertex shader.
@@ -126,6 +128,9 @@ calculate_vertex_layout( struct cell_context *cell )
    }
 
    draw_compute_vertex_size(vinfo);
+
+   /* XXX only signal this if format really changes */
+   cell->dirty |= CELL_NEW_VERTEX_INFO;
 }
 
 
diff --git a/src/mesa/pipe/cell/ppu/cell_state_emit.c b/src/mesa/pipe/cell/ppu/cell_state_emit.c
index e7d14d0d252..e5b7c925143 100644
--- a/src/mesa/pipe/cell/ppu/cell_state_emit.c
+++ b/src/mesa/pipe/cell/ppu/cell_state_emit.c
@@ -49,4 +49,10 @@ cell_emit_state(struct cell_context *cell)
       cell_batch_append(cell, cell->sampler[0],
                         sizeof(struct pipe_sampler_state));
    }
+
+   if (cell->dirty & CELL_NEW_VERTEX_INFO) {
+      uint cmd = CELL_CMD_STATE_VERTEX_INFO;
+      cell_batch_append(cell, &cmd, 4);
+      cell_batch_append(cell, &cell->vertex_info, sizeof(struct vertex_info));
+   }
 }