3 files changed, 6 insertions, 3 deletions
diff --git a/src/gallium/auxiliary/draw/draw_pipe_aaline.c b/src/gallium/auxiliary/draw/draw_pipe_aaline.c
index ea0a4fb3f25..d6b981195b2 100644
--- a/src/gallium/auxiliary/draw/draw_pipe_aaline.c
+++ b/src/gallium/auxiliary/draw/draw_pipe_aaline.c
@@ -237,12 +237,13 @@ aa_transform_inst(struct tgsi_transform_context *ctx,
       decl = tgsi_default_full_declaration();
       decl.Declaration.File = TGSI_FILE_INPUT;
       /* XXX this could be linear... */
-      decl.Declaration.Interpolate = TGSI_INTERPOLATE_PERSPECTIVE;
+      decl.Declaration.Interpolate = 1;
       decl.Declaration.Semantic = 1;
       decl.Semantic.Name = TGSI_SEMANTIC_GENERIC;
       decl.Semantic.Index = aactx->maxGeneric + 1;
       decl.Range.First = 
       decl.Range.Last = aactx->maxInput + 1;
+      decl.Interp.Interpolate = TGSI_INTERPOLATE_PERSPECTIVE;
       ctx->emit_declaration(ctx, &decl);
 
       /* declare new sampler */
diff --git a/src/gallium/auxiliary/draw/draw_pipe_aapoint.c b/src/gallium/auxiliary/draw/draw_pipe_aapoint.c
index a900dd3ab54..ec703d0b394 100644
--- a/src/gallium/auxiliary/draw/draw_pipe_aapoint.c
+++ b/src/gallium/auxiliary/draw/draw_pipe_aapoint.c
@@ -201,12 +201,13 @@ aa_transform_inst(struct tgsi_transform_context *ctx,
       decl = tgsi_default_full_declaration();
       decl.Declaration.File = TGSI_FILE_INPUT;
       /* XXX this could be linear... */
-      decl.Declaration.Interpolate = TGSI_INTERPOLATE_PERSPECTIVE;
+      decl.Declaration.Interpolate = 1;
       decl.Declaration.Semantic = 1;
       decl.Semantic.Name = TGSI_SEMANTIC_GENERIC;
       decl.Semantic.Index = aactx->maxGeneric + 1;
       decl.Range.First = 
       decl.Range.Last = texInput;
+      decl.Interp.Interpolate = TGSI_INTERPOLATE_PERSPECTIVE;
       ctx->emit_declaration(ctx, &decl);
 
       /* declare new temp regs */
diff --git a/src/gallium/auxiliary/draw/draw_pipe_pstipple.c b/src/gallium/auxiliary/draw/draw_pipe_pstipple.c
index cfb6ef4453a..842f6eeba22 100644
--- a/src/gallium/auxiliary/draw/draw_pipe_pstipple.c
+++ b/src/gallium/auxiliary/draw/draw_pipe_pstipple.c
@@ -234,12 +234,13 @@ pstip_transform_inst(struct tgsi_transform_context *ctx,
          /* declare new position input reg */
          decl = tgsi_default_full_declaration();
          decl.Declaration.File = TGSI_FILE_INPUT;
-         decl.Declaration.Interpolate = TGSI_INTERPOLATE_LINEAR; /* XXX? */
+         decl.Declaration.Interpolate = 1;
          decl.Declaration.Semantic = 1;
          decl.Semantic.Name = TGSI_SEMANTIC_POSITION;
          decl.Semantic.Index = 0;
          decl.Range.First = 
             decl.Range.Last = wincoordInput;
+         decl.Interp.Interpolate = TGSI_INTERPOLATE_LINEAR; /* XXX? */
          ctx->emit_declaration(ctx, &decl);
       }