From 6d8dbd3d1ec888300fb0e9ac3cf61808ba8ecc2b Mon Sep 17 00:00:00 2001
From: Keith Whitwell <keithw@vmware.com>
Date: Sat, 12 Sep 2009 14:12:35 -0700
Subject: tgsi/ureg: VS inputs don't have any semantic tags, just an index

Fix ureg_DECL_vs_input to reflect this and fix up all callers.
---
 src/gallium/auxiliary/tgsi/tgsi_ureg.c        | 72 +++++++++++++--------------
 src/gallium/auxiliary/tgsi/tgsi_ureg.h        |  3 +-
 src/gallium/auxiliary/util/u_simple_shaders.c |  4 +-
 3 files changed, 38 insertions(+), 41 deletions(-)

(limited to 'src/gallium/auxiliary')

diff --git a/src/gallium/auxiliary/tgsi/tgsi_ureg.c b/src/gallium/auxiliary/tgsi/tgsi_ureg.c
index e24a0ad776e..55a4e5b2e92 100644
--- a/src/gallium/auxiliary/tgsi/tgsi_ureg.c
+++ b/src/gallium/auxiliary/tgsi/tgsi_ureg.c
@@ -87,8 +87,10 @@ struct ureg_program
       unsigned semantic_name;
       unsigned semantic_index;
       unsigned interp;
-   } input[UREG_MAX_INPUT];
-   unsigned nr_inputs;
+   } fs_input[UREG_MAX_INPUT];
+   unsigned nr_fs_inputs;
+
+   unsigned vs_inputs[UREG_MAX_INPUT/32];
 
    struct {
       unsigned semantic_name;
@@ -232,25 +234,25 @@ ureg_src_register( unsigned file,
 
 
 
-static struct ureg_src 
-ureg_DECL_input( struct ureg_program *ureg,
-                 unsigned name,
-                 unsigned index,
-                 unsigned interp_mode )
+struct ureg_src 
+ureg_DECL_fs_input( struct ureg_program *ureg,
+                    unsigned name,
+                    unsigned index,
+                    unsigned interp_mode )
 {
    unsigned i;
 
-   for (i = 0; i < ureg->nr_inputs; i++) {
-      if (ureg->input[i].semantic_name == name &&
-          ureg->input[i].semantic_index == index) 
+   for (i = 0; i < ureg->nr_fs_inputs; i++) {
+      if (ureg->fs_input[i].semantic_name == name &&
+          ureg->fs_input[i].semantic_index == index) 
          goto out;
    }
 
-   if (ureg->nr_inputs < UREG_MAX_INPUT) {
-      ureg->input[i].semantic_name = name;
-      ureg->input[i].semantic_index = index;
-      ureg->input[i].interp = interp_mode;
-      ureg->nr_inputs++;
+   if (ureg->nr_fs_inputs < UREG_MAX_INPUT) {
+      ureg->fs_input[i].semantic_name = name;
+      ureg->fs_input[i].semantic_index = index;
+      ureg->fs_input[i].interp = interp_mode;
+      ureg->nr_fs_inputs++;
    }
    else {
       set_bad( ureg );
@@ -261,25 +263,14 @@ out:
 }
 
 
-
-struct ureg_src 
-ureg_DECL_fs_input( struct ureg_program *ureg,
-                    unsigned name,
-                    unsigned index,
-                    unsigned interp )
-{
-   assert(ureg->processor == TGSI_PROCESSOR_FRAGMENT);
-   return ureg_DECL_input( ureg, name, index, interp );
-}
-
-
 struct ureg_src 
 ureg_DECL_vs_input( struct ureg_program *ureg,
-                    unsigned name,
                     unsigned index )
 {
    assert(ureg->processor == TGSI_PROCESSOR_VERTEX);
-   return ureg_DECL_input( ureg, name, index, TGSI_INTERPOLATE_CONSTANT );
+   
+   ureg->vs_inputs[index/32] |= 1 << (index % 32);
+   return ureg_src_register( TGSI_FILE_INPUT, index );
 }
 
 
@@ -781,13 +772,22 @@ static void emit_decls( struct ureg_program *ureg )
 {
    unsigned i;
 
-   for (i = 0; i < ureg->nr_inputs; i++) {
-      emit_decl( ureg, 
-                 TGSI_FILE_INPUT, 
-                 i,
-                 ureg->input[i].semantic_name,
-                 ureg->input[i].semantic_index,
-                 ureg->input[i].interp );
+   if (ureg->processor == TGSI_PROCESSOR_VERTEX) {
+      for (i = 0; i < UREG_MAX_INPUT; i++) {
+         if (ureg->vs_inputs[i/32] & (1 << (i%32))) {
+            emit_decl_range( ureg, TGSI_FILE_INPUT, i, 1 );
+         }
+      }
+   }
+   else {
+      for (i = 0; i < ureg->nr_fs_inputs; i++) {
+         emit_decl( ureg, 
+                    TGSI_FILE_INPUT, 
+                    i,
+                    ureg->fs_input[i].semantic_name,
+                    ureg->fs_input[i].semantic_index,
+                    ureg->fs_input[i].interp );
+      }
    }
 
    for (i = 0; i < ureg->nr_outputs; i++) {
diff --git a/src/gallium/auxiliary/tgsi/tgsi_ureg.h b/src/gallium/auxiliary/tgsi/tgsi_ureg.h
index acbca59040c..3bc1b775030 100644
--- a/src/gallium/auxiliary/tgsi/tgsi_ureg.h
+++ b/src/gallium/auxiliary/tgsi/tgsi_ureg.h
@@ -116,8 +116,7 @@ ureg_DECL_fs_input( struct ureg_program *,
 
 struct ureg_src
 ureg_DECL_vs_input( struct ureg_program *,
-                    unsigned semantic_name,
-                    unsigned semantic_index );
+                    unsigned index );
 
 struct ureg_dst
 ureg_DECL_output( struct ureg_program *,
diff --git a/src/gallium/auxiliary/util/u_simple_shaders.c b/src/gallium/auxiliary/util/u_simple_shaders.c
index e5fc9b0ceeb..0d706f9449d 100644
--- a/src/gallium/auxiliary/util/u_simple_shaders.c
+++ b/src/gallium/auxiliary/util/u_simple_shaders.c
@@ -61,9 +61,7 @@ util_make_vertex_passthrough_shader(struct pipe_context *pipe,
       struct ureg_src src;
       struct ureg_dst dst;
 
-      src = ureg_DECL_vs_input( ureg,
-                                semantic_names[i],
-                                semantic_indexes[i]);
+      src = ureg_DECL_vs_input( ureg, i );
       
       dst = ureg_DECL_output( ureg,
                               semantic_names[i],
-- 
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