Mesa (master): mesa/sso: Implement _mesa_IsProgramPipeline

[Ian Romanick]

Module: Mesa
Branch: master
Commit: 4177d39c1ec10d252f2d08cc9ab9141f0ca94421
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=4177d39c1ec10d252f2d08cc9ab9141f0ca94421

Author: Gregory Hainaut <gregory.hainaut at gmail.com>
Date:   Fri Jun 28 14:01:18 2013 -0700

mesa/sso: Implement _mesa_IsProgramPipeline

Implement IsProgramPipeline based on the VAO code.

This was originally included in another patch, but it was split out by
Ian Romanick.

Reviewed-by: Ian Romanick <ian.d.romanick at intel.com>
Reviewed-by: Jordan Justen <jordan.l.justen at intel.com>

---

 src/mesa/main/mtypes.h      |    2 ++
 src/mesa/main/pipelineobj.c |    8 +++++++-
 2 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/src/mesa/main/mtypes.h b/src/mesa/main/mtypes.h
index 90f71a7..c998cc6 100644
--- a/src/mesa/main/mtypes.h
+++ b/src/mesa/main/mtypes.h
@@ -2789,6 +2789,8 @@ struct gl_pipeline_object
    struct gl_shader_program *ActiveProgram;
 
    GLbitfield Flags;                    /**< Mask of GLSL_x flags */
+
+   GLboolean EverBound;                 /**< Has the pipeline object been created */
 };
 
 /**
diff --git a/src/mesa/main/pipelineobj.c b/src/mesa/main/pipelineobj.c
index 9f1cefc..ab4a0c4 100644
--- a/src/mesa/main/pipelineobj.c
+++ b/src/mesa/main/pipelineobj.c
@@ -327,7 +327,13 @@ _mesa_GenProgramPipelines(GLsizei n, GLuint *pipelines)
 GLboolean GLAPIENTRY
 _mesa_IsProgramPipeline(GLuint pipeline)
 {
-   return GL_FALSE;
+   GET_CURRENT_CONTEXT(ctx);
+
+   struct gl_pipeline_object *obj = lookup_pipeline_object(ctx, pipeline);
+   if (obj == NULL)
+      return GL_FALSE;
+
+   return obj->EverBound;
 }
 
 /**