From 9f96c5d619a478a61c809e88ef53e59005471054 Mon Sep 17 00:00:00 2001
From: Brian <brian.paul@tungstengraphics.com>
Date: Fri, 21 Sep 2007 10:56:32 -0600
Subject: [PATCH 1/1] pass vs output semantics to
 tgsi_mesa_compile_vp_program() to generate output DECs

---
 src/mesa/pipe/tgsi/mesa/mesa_to_tgsi.c | 19 +++++++++++++++++--
 src/mesa/pipe/tgsi/mesa/mesa_to_tgsi.h |  3 +++
 src/mesa/state_tracker/st_atom_vs.c    |  7 +++++--
 3 files changed, 25 insertions(+), 4 deletions(-)

diff --git a/src/mesa/pipe/tgsi/mesa/mesa_to_tgsi.c b/src/mesa/pipe/tgsi/mesa/mesa_to_tgsi.c
index ea6716f1a21..8a3fda2c637 100644
--- a/src/mesa/pipe/tgsi/mesa/mesa_to_tgsi.c
+++ b/src/mesa/pipe/tgsi/mesa/mesa_to_tgsi.c
@@ -686,7 +686,10 @@ tgsi_mesa_compile_vp_program(
    const GLuint inputMapping[],
    const ubyte inputSemanticName[],
    const ubyte inputSemanticIndex[],
+   GLuint numOutputs,
    const GLuint outputMapping[],
+   const ubyte outputSemanticName[],
+   const ubyte outputSemanticIndex[],
    struct tgsi_token *tokens,
    GLuint maxTokens)
 {
@@ -705,8 +708,7 @@ tgsi_mesa_compile_vp_program(
 
    ti = 3;
 
-   /* XXX todo: input/output declarations
-    */
+   /* input decls */
    for (i = 0; i < numInputs; i++) {
       struct tgsi_full_declaration fulldecl;
       fulldecl = make_input_decl(i,
@@ -720,6 +722,19 @@ tgsi_mesa_compile_vp_program(
                                         maxTokens - ti );
    }
 
+   /* output decls */
+   for (i = 0; i < numOutputs; i++) {
+      struct tgsi_full_declaration fulldecl;
+      fulldecl = make_frag_output_decl(i,
+                                       outputSemanticName[i],
+                                       outputSemanticIndex[i],
+                                       TGSI_WRITEMASK_XYZW );
+      ti += tgsi_build_full_declaration(&fulldecl,
+                                        &tokens[ti],
+                                        header,
+                                        maxTokens - ti );
+   }
+
 
    for( i = 0; i < program->Base.NumInstructions; i++ ) {
       if( compile_instruction(
diff --git a/src/mesa/pipe/tgsi/mesa/mesa_to_tgsi.h b/src/mesa/pipe/tgsi/mesa/mesa_to_tgsi.h
index dc020cefaa8..cf85eb9c0b1 100644
--- a/src/mesa/pipe/tgsi/mesa/mesa_to_tgsi.h
+++ b/src/mesa/pipe/tgsi/mesa/mesa_to_tgsi.h
@@ -26,7 +26,10 @@ tgsi_mesa_compile_vp_program(
    const GLuint inputMapping[],
    const ubyte inputSemanticName[],
    const ubyte inputSemanticIndex[],
+   GLuint numOutputs,
    const GLuint outputMapping[],
+   const ubyte outputSemanticName[],
+   const ubyte outputSemanticIndex[],
    struct tgsi_token *tokens,
    GLuint maxTokens );
 
diff --git a/src/mesa/state_tracker/st_atom_vs.c b/src/mesa/state_tracker/st_atom_vs.c
index d9ae0cdfaca..c1bcdbe5a1a 100644
--- a/src/mesa/state_tracker/st_atom_vs.c
+++ b/src/mesa/state_tracker/st_atom_vs.c
@@ -136,11 +136,11 @@ st_translate_vertex_shader(struct st_context *st,
             vs.output_semantic_index[vs.num_outputs] = 0;
             break;
          case VERT_RESULT_COL0:
-            vs.output_semantic_name[vs.num_inputs] = TGSI_SEMANTIC_COLOR;
+            vs.output_semantic_name[vs.num_outputs] = TGSI_SEMANTIC_COLOR;
             vs.output_semantic_index[vs.num_outputs] = 0;
             break;
          case VERT_RESULT_COL1:
-            vs.output_semantic_name[vs.num_inputs] = TGSI_SEMANTIC_COLOR;
+            vs.output_semantic_name[vs.num_outputs] = TGSI_SEMANTIC_COLOR;
             vs.output_semantic_index[vs.num_outputs] = 1;
             break;
          case VERT_RESULT_BFC0:
@@ -187,7 +187,10 @@ st_translate_vertex_shader(struct st_context *st,
                                  stvp->input_to_index,
                                  vs.input_semantic_name,
                                  vs.input_semantic_index,
+                                 vs.num_outputs,
                                  st->vertex_attrib_to_slot,
+                                 vs.output_semantic_name,
+                                 vs.output_semantic_index,
                                  stvp->tokens, ST_FP_MAX_TOKENS );
 
    vs.tokens = &stvp->tokens[0];
-- 
2.30.2