mesa: remove initialized field from uniform storage

The only place this was used was in a gallium debug function that
had to be manually enabled.

Reviewed-by: Edward O'Callaghan <eocallaghan@alterapraxis.com>
Reviewed-by: Brian Paul <brianp@vmware.com>

src/compiler/glsl/ir_uniform.h

@@ -105,11 +105,6 @@ struct gl_uniform_storage {
     */
    unsigned array_elements;
 
-   /**
-    * Has this uniform ever been set?
-    */
-   bool initialized;
-
    struct gl_opaque_uniform_index opaque[MESA_SHADER_STAGES];
 
    /**

src/compiler/glsl/link_uniform_initializers.cpp

@@ -162,8 +162,6 @@ set_opaque_binding(void *mem_ctx, gl_shader_program *prog,
             }
          }
       }
-
-      storage->initialized = true;
    }
 }
 
@@ -267,8 +265,6 @@ set_uniform_initializer(void *mem_ctx, gl_shader_program *prog,
          }
       }
    }
-
-   storage->initialized = true;
 }
 }
 

src/compiler/glsl/link_uniforms.cpp

@@ -799,7 +799,6 @@ private:
 
       this->uniforms[id].name = ralloc_strdup(this->uniforms, name);
       this->uniforms[id].type = base_type;
-      this->uniforms[id].initialized = 0;
       this->uniforms[id].num_driver_storage = 0;
       this->uniforms[id].driver_storage = NULL;
       this->uniforms[id].atomic_buffer_index = -1;

src/mesa/main/shaderapi.c

@@ -2568,7 +2568,6 @@ _mesa_UniformSubroutinesuiv(GLenum shadertype, GLsizei count,
       memcpy(&uni->storage[0], &indices[i],
              sizeof(GLuint) * uni_count);
 
-      uni->initialized = true;
       _mesa_propagate_uniforms_to_driver_storage(uni, 0, uni_count);
       i += uni_count;
    } while(i < count);
@@ -2742,7 +2741,7 @@ _mesa_shader_init_subroutine_defaults(struct gl_shader *sh)
 
       for (j = 0; j < uni_count; j++)
          memcpy(&uni->storage[j], &val, sizeof(int));
-      uni->initialized = true;
+
       _mesa_propagate_uniforms_to_driver_storage(uni, 0, uni_count);
    }
 }

src/mesa/main/uniform_query.cpp

@@ -815,8 +815,6 @@ _mesa_uniform(struct gl_context *ctx, struct gl_shader_program *shProg,
       }
    }
 
-   uni->initialized = true;
-
    _mesa_propagate_uniforms_to_driver_storage(uni, offset, count);
 
    /* If the uniform is a sampler, do the extra magic necessary to propagate
@@ -1030,8 +1028,6 @@ _mesa_uniform_matrix(struct gl_context *ctx, struct gl_shader_program *shProg,
       }
    }
 
-   uni->initialized = true;
-
    _mesa_propagate_uniforms_to_driver_storage(uni, offset, count);
 }
 

src/mesa/state_tracker/st_draw.c

@@ -126,35 +126,6 @@ setup_index_buffer(struct st_context *st,
 }
 
 
-/**
- * Prior to drawing, check that any uniforms referenced by the
- * current shader have been set.  If a uniform has not been set,
- * issue a warning.
- */
-static void
-check_uniforms(struct gl_context *ctx)
-{
-   struct gl_shader_program **shProg = ctx->_Shader->CurrentProgram;
-   unsigned j;
-
-   for (j = 0; j < 3; j++) {
-      unsigned i;
-
-      if (shProg[j] == NULL || !shProg[j]->LinkStatus)
-	 continue;
-
-      for (i = 0; i < shProg[j]->NumUniformStorage; i++) {
-         const struct gl_uniform_storage *u = &shProg[j]->UniformStorage[i];
-         if (!u->initialized) {
-            _mesa_warning(ctx,
-                          "Using shader with uninitialized uniform: %s",
-                          u->name);
-         }
-      }
-   }
-}
-
-
 /**
  * Translate OpenGL primtive type (GL_POINTS, GL_TRIANGLE_STRIP, etc) to
  * the corresponding Gallium type.
@@ -203,14 +174,6 @@ st_draw_vbo(struct gl_context *ctx,
    /* Validate state. */
    if (st->dirty.st || st->dirty.mesa || ctx->NewDriverState) {
       st_validate_state(st, ST_PIPELINE_RENDER);
-
-#if 0
-      if (MESA_VERBOSE & VERBOSE_GLSL) {
-         check_uniforms(ctx);
-      }
-#else
-      (void) check_uniforms;
-#endif
    }
 
    if (st->vertex_array_out_of_memory) {