From: Timothy Arceri <timothy.arceri@collabora.com>
Date: Sun, 20 Nov 2016 11:23:17 +0000 (+1100)
Subject: glsl: use last_vert_prog to get last {clip,cull}_distance_array_size
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=64e201ab8f08daa2c189ab615a4096daf60c27c5;p=mesa.git

glsl: use last_vert_prog to get last {clip,cull}_distance_array_size

Reviewed-by: Nicolai Hähnle <nicolai.haehnle@amd.com>
---

diff --git a/src/compiler/glsl/link_varyings.cpp b/src/compiler/glsl/link_varyings.cpp
index eef215dfda7..f0df3d60a5c 100644
--- a/src/compiler/glsl/link_varyings.cpp
+++ b/src/compiler/glsl/link_varyings.cpp
@@ -745,10 +745,12 @@ tfeedback_decl::assign_location(struct gl_context *ctx,
       unsigned actual_array_size;
       switch (this->lowered_builtin_array_variable) {
       case clip_distance:
-         actual_array_size = prog->LastClipDistanceArraySize;
+         actual_array_size = prog->last_vert_prog ?
+            prog->last_vert_prog->info.clip_distance_array_size : 0;
          break;
       case cull_distance:
-         actual_array_size = prog->LastCullDistanceArraySize;
+         actual_array_size = prog->last_vert_prog ?
+            prog->last_vert_prog->info.cull_distance_array_size : 0;
          break;
       case tess_level_outer:
          actual_array_size = 4;
diff --git a/src/compiler/glsl/linker.cpp b/src/compiler/glsl/linker.cpp
index 261ac236551..1664c9f5fa8 100644
--- a/src/compiler/glsl/linker.cpp
+++ b/src/compiler/glsl/linker.cpp
@@ -4775,20 +4775,6 @@ link_shaders(struct gl_context *ctx, struct gl_shader_program *prog)
       }
    }
 
-   if (num_shaders[MESA_SHADER_GEOMETRY] > 0) {
-      prog->LastClipDistanceArraySize = prog->_LinkedShaders[MESA_SHADER_GEOMETRY]->Program->info.clip_distance_array_size;
-      prog->LastCullDistanceArraySize = prog->_LinkedShaders[MESA_SHADER_GEOMETRY]->Program->info.cull_distance_array_size;
-   } else if (num_shaders[MESA_SHADER_TESS_EVAL] > 0) {
-      prog->LastClipDistanceArraySize = prog->_LinkedShaders[MESA_SHADER_TESS_EVAL]->Program->info.clip_distance_array_size;
-      prog->LastCullDistanceArraySize = prog->_LinkedShaders[MESA_SHADER_TESS_EVAL]->Program->info.cull_distance_array_size;
-   } else if (num_shaders[MESA_SHADER_VERTEX] > 0) {
-      prog->LastClipDistanceArraySize = prog->_LinkedShaders[MESA_SHADER_VERTEX]->Program->info.clip_distance_array_size;
-      prog->LastCullDistanceArraySize = prog->_LinkedShaders[MESA_SHADER_VERTEX]->Program->info.cull_distance_array_size;
-   } else {
-      prog->LastClipDistanceArraySize = 0; /* Not used */
-      prog->LastCullDistanceArraySize = 0; /* Not used */
-   }
-
    /* Here begins the inter-stage linking phase.  Some initial validation is
     * performed, then locations are assigned for uniforms, attributes, and
     * varyings.
diff --git a/src/mesa/main/mtypes.h b/src/mesa/main/mtypes.h
index 274dbd534b4..56ab614d312 100644
--- a/src/mesa/main/mtypes.h
+++ b/src/mesa/main/mtypes.h
@@ -2793,13 +2793,6 @@ struct gl_shader_program
     */
    struct exec_list EmptyUniformLocations;
 
-   /**
-    * Size of the gl_ClipDistance array that is output from the last pipeline
-    * stage before the fragment shader.
-    */
-   unsigned LastClipDistanceArraySize;
-   unsigned LastCullDistanceArraySize;
-
    /**
     * Total number of explicit uniform location including inactive uniforms.
     */