From: Timothy Arceri <t_arceri@yahoo.com.au>
Date: Fri, 3 Jul 2015 22:35:35 +0000 (+1000)
Subject: mesa: remove now unused _mesa_get_uniform_location
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=fdb84876134ed074563b842eae20fd10dbe9e8d6;p=mesa.git

mesa: remove now unused _mesa_get_uniform_location

Cc: Tapani Pälli <tapani.palli@intel.com>
Reviewed-by: Tapani Pälli <tapani.palli@intel.com>
---

diff --git a/src/mesa/main/uniform_query.cpp b/src/mesa/main/uniform_query.cpp
index b5a94e9473b..036530e91b6 100644
--- a/src/mesa/main/uniform_query.cpp
+++ b/src/mesa/main/uniform_query.cpp
@@ -978,81 +978,6 @@ _mesa_uniform_matrix(struct gl_context *ctx, struct gl_shader_program *shProg,
 }
 
 
-/**
- * Called via glGetUniformLocation().
- *
- * Returns the uniform index into UniformStorage (also the
- * glGetActiveUniformsiv uniform index), and stores the referenced
- * array offset in *offset, or GL_INVALID_INDEX (-1).
- */
-extern "C" unsigned
-_mesa_get_uniform_location(struct gl_shader_program *shProg,
-                           const GLchar *name,
-                           unsigned *out_offset)
-{
-   /* Page 80 (page 94 of the PDF) of the OpenGL 2.1 spec says:
-    *
-    *     "The first element of a uniform array is identified using the
-    *     name of the uniform array appended with "[0]". Except if the last
-    *     part of the string name indicates a uniform array, then the
-    *     location of the first element of that array can be retrieved by
-    *     either using the name of the uniform array, or the name of the
-    *     uniform array appended with "[0]"."
-    *
-    * Note: since uniform names are not allowed to use whitespace, and array
-    * indices within uniform names are not allowed to use "+", "-", or leading
-    * zeros, it follows that each uniform has a unique name up to the possible
-    * ambiguity with "[0]" noted above.  Therefore we don't need to worry
-    * about mal-formed inputs--they will properly fail when we try to look up
-    * the uniform name in shProg->UniformHash.
-    */
-
-   const GLchar *base_name_end;
-   long offset = parse_program_resource_name(name, &base_name_end);
-   bool array_lookup = offset >= 0;
-   char *name_copy;
-
-   if (array_lookup) {
-      name_copy = (char *) malloc(base_name_end - name + 1);
-      memcpy(name_copy, name, base_name_end - name);
-      name_copy[base_name_end - name] = '\0';
-   } else {
-      name_copy = (char *) name;
-      offset = 0;
-   }
-
-   unsigned location = 0;
-   const bool found = shProg->UniformHash->get(location, name_copy);
-
-   assert(!found
-	  || strcmp(name_copy, shProg->UniformStorage[location].name) == 0);
-
-   /* Free the temporary buffer *before* possibly returning an error.
-    */
-   if (name_copy != name)
-      free(name_copy);
-
-   if (!found)
-      return GL_INVALID_INDEX;
-
-   /* If the uniform is built-in, fail. */
-   if (shProg->UniformStorage[location].builtin)
-      return GL_INVALID_INDEX;
-
-   /* If the uniform is an array, fail if the index is out of bounds.
-    * (A negative index is caught above.)  This also fails if the uniform
-    * is not an array, but the user is trying to index it, because
-    * array_elements is zero and offset >= 0.
-    */
-   if (array_lookup
-       && offset >= (long) shProg->UniformStorage[location].array_elements) {
-      return GL_INVALID_INDEX;
-   }
-
-   *out_offset = offset;
-   return location;
-}
-
 extern "C" bool
 _mesa_sampler_uniforms_are_valid(const struct gl_shader_program *shProg,
 				 char *errMsg, size_t errMsgLength)
diff --git a/src/mesa/main/uniforms.h b/src/mesa/main/uniforms.h
index bd7b05e207a..e62eaa53ccc 100644
--- a/src/mesa/main/uniforms.h
+++ b/src/mesa/main/uniforms.h
@@ -343,10 +343,6 @@ void GLAPIENTRY
 _mesa_ProgramUniformMatrix4x3dv(GLuint program, GLint location, GLsizei count,
                                 GLboolean transpose, const GLdouble *value);
 
-unsigned
-_mesa_get_uniform_location(struct gl_shader_program *shProg,
-			   const GLchar *name, unsigned *offset);
-
 void
 _mesa_uniform(struct gl_context *ctx, struct gl_shader_program *shader_program,
 	      GLint location, GLsizei count,