From d186079520234a776c3fa88c81da935d65981fec Mon Sep 17 00:00:00 2001
From: Roland Scheidegger <sroland@vmware.com>
Date: Tue, 22 Dec 2009 21:26:51 +0100
Subject: [PATCH] i965g: fix for edgeflag changes (untested)

---
 src/gallium/drivers/i965/brw_pipe_shader.c |  3 ---
 src/gallium/drivers/i965/brw_pipe_vertex.c |  7 -------
 src/gallium/drivers/i965/brw_vs.c          | 14 --------------
 src/gallium/drivers/i965/brw_vs.h          |  3 ---
 src/gallium/drivers/i965/brw_vs_emit.c     |  6 ------
 5 files changed, 33 deletions(-)

diff --git a/src/gallium/drivers/i965/brw_pipe_shader.c b/src/gallium/drivers/i965/brw_pipe_shader.c
index 31a715ab655..20f20571f65 100644
--- a/src/gallium/drivers/i965/brw_pipe_shader.c
+++ b/src/gallium/drivers/i965/brw_pipe_shader.c
@@ -215,15 +215,12 @@ static void *brw_create_vs_state( struct pipe_context *pipe,
          else
             vs->output_bfc1 = i;
          break;
-#if 0
       case TGSI_SEMANTIC_EDGEFLAG:
          vs->output_edgeflag = i;
          break;
-#endif
       }
    }
 
-
    
    /* Done:
     */
diff --git a/src/gallium/drivers/i965/brw_pipe_vertex.c b/src/gallium/drivers/i965/brw_pipe_vertex.c
index 3d87a2853f7..e3c48e31493 100644
--- a/src/gallium/drivers/i965/brw_pipe_vertex.c
+++ b/src/gallium/drivers/i965/brw_pipe_vertex.c
@@ -44,19 +44,12 @@ static void brw_set_vertex_buffers(struct pipe_context *pipe,
    brw->state.dirty.mesa |= PIPE_NEW_VERTEX_BUFFER;
 }
 
-static void brw_set_edgeflags( struct pipe_context *pipe,
-			       const unsigned *bitfield )
-{
-   /* XXX */
-}
-
 
 void 
 brw_pipe_vertex_init( struct brw_context *brw )
 {
    brw->base.set_vertex_buffers = brw_set_vertex_buffers;
    brw->base.set_vertex_elements = brw_set_vertex_elements;
-   brw->base.set_edgeflags = brw_set_edgeflags;
 }
 
 
diff --git a/src/gallium/drivers/i965/brw_vs.c b/src/gallium/drivers/i965/brw_vs.c
index 14a1c3bcf18..e3ea5a3a135 100644
--- a/src/gallium/drivers/i965/brw_vs.c
+++ b/src/gallium/drivers/i965/brw_vs.c
@@ -58,18 +58,6 @@ static enum pipe_error do_vs_prog( struct brw_context *brw,
    c.prog_data.nr_outputs = vp->info.num_outputs;
    c.prog_data.nr_inputs = vp->info.num_inputs;
 
-   /* XXX: we want edgeflag handling to be integrated to the vertex
-    * shader, but are currently faking the edgeflag output:
-    */
-   if (c.key.copy_edgeflag) {
-      c.prog_data.output_edgeflag = c.prog_data.nr_outputs;
-      c.prog_data.nr_outputs++;
-   }
-   else {
-      c.prog_data.output_edgeflag = ~0;
-   }
-
-
    if (1)
       tgsi_dump(c.vp->tokens, 0);
 
@@ -108,8 +96,6 @@ static enum pipe_error brw_upload_vs_prog(struct brw_context *brw)
 
    key.program_string_id = vp->id;
    key.nr_userclip = brw->curr.ucp.nr;
-   key.copy_edgeflag = (brw->curr.rast->templ.fill_ccw != PIPE_POLYGON_MODE_FILL ||
-			brw->curr.rast->templ.fill_cw != PIPE_POLYGON_MODE_FILL);
 
    memcpy(&key.fs_signature, sig, brw_fs_signature_size(sig));
 
diff --git a/src/gallium/drivers/i965/brw_vs.h b/src/gallium/drivers/i965/brw_vs.h
index 3d1598d02b9..944d88c84cc 100644
--- a/src/gallium/drivers/i965/brw_vs.h
+++ b/src/gallium/drivers/i965/brw_vs.h
@@ -41,7 +41,6 @@
 struct brw_vs_prog_key {
    GLuint program_string_id;
    GLuint nr_userclip:4;
-   GLuint copy_edgeflag:1;
    GLuint pad:26;
    struct brw_fs_signature fs_signature;
 };
@@ -66,8 +65,6 @@ struct brw_vs_compile {
    GLuint nr_immediates;
    GLfloat immediate[128][4];
 
-   GLboolean copy_edgeflag;
-
    GLuint overflow_grf_start;
    GLuint overflow_count;
 
diff --git a/src/gallium/drivers/i965/brw_vs_emit.c b/src/gallium/drivers/i965/brw_vs_emit.c
index 1d0fff0d9ea..714def5046d 100644
--- a/src/gallium/drivers/i965/brw_vs_emit.c
+++ b/src/gallium/drivers/i965/brw_vs_emit.c
@@ -1141,12 +1141,6 @@ static void emit_vertex_write( struct brw_vs_compile *c)
    int i;
    GLuint len_vertext_header = 2;
 
-   if (c->key.copy_edgeflag) {
-      brw_MOV(p, 
-              get_reg(c, TGSI_FILE_OUTPUT, c->prog_data.output_edgeflag),
-              brw_imm_f(1));
-   }
-
    /* Build ndc coords */
    ndc = get_tmp(c);
    /* ndc = 1.0 / pos.w */
-- 
2.30.2