Mesa (master): glsl: move xfb BufferStride into gl_transform_feedback_info

[Timothy Arceri]

Module: Mesa
Branch: master
Commit: f5a6aab4031bc4754756c1773411728ad9a73381
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=f5a6aab4031bc4754756c1773411728ad9a73381

Author: Timothy Arceri <timothy.arceri at collabora.com>
Date:   Fri Sep 23 13:05:20 2016 +1000

glsl: move xfb BufferStride into gl_transform_feedback_info

It makes more sense to have this here where we store the other values
from xfb qualifiers. The struct it was previously part of is now only
used to store values that come from the api.

Reviewed-by: Alejandro Piñeiro <apinheiro at igalia.com>

---

 src/compiler/glsl/link_varyings.cpp | 4 ++--
 src/compiler/glsl/linker.cpp        | 8 ++++----
 src/mesa/main/mtypes.h              | 5 +++--
 3 files changed, 9 insertions(+), 8 deletions(-)

diff --git a/src/compiler/glsl/link_varyings.cpp b/src/compiler/glsl/link_varyings.cpp
index e622b3e..e339823 100644
--- a/src/compiler/glsl/link_varyings.cpp
+++ b/src/compiler/glsl/link_varyings.cpp
@@ -1136,11 +1136,11 @@ store_tfeedback_info(struct gl_context *ctx, struct gl_shader_program *prog,
       /* Apply any xfb_stride global qualifiers */
       if (has_xfb_qualifiers) {
          for (unsigned j = 0; j < MAX_FEEDBACK_BUFFERS; j++) {
-            if (prog->TransformFeedback.BufferStride[j]) {
+            if (prog->LinkedTransformFeedback.BufferStride[j]) {
                buffers |= 1 << j;
                explicit_stride[j] = true;
                prog->LinkedTransformFeedback.Buffers[j].Stride =
-                  prog->TransformFeedback.BufferStride[j] / 4;
+                  prog->LinkedTransformFeedback.BufferStride[j] / 4;
             }
          }
       }
diff --git a/src/compiler/glsl/linker.cpp b/src/compiler/glsl/linker.cpp
index f3eece2..ac4191f 100644
--- a/src/compiler/glsl/linker.cpp
+++ b/src/compiler/glsl/linker.cpp
@@ -1691,19 +1691,19 @@ link_xfb_stride_layout_qualifiers(struct gl_context *ctx,
 
    for (unsigned j = 0; j < MAX_FEEDBACK_BUFFERS; j++) {
       if (linked_shader->info.TransformFeedback.BufferStride[j]) {
-         prog->TransformFeedback.BufferStride[j] =
+         prog->LinkedTransformFeedback.BufferStride[j] =
             linked_shader->info.TransformFeedback.BufferStride[j];
 
          /* We will validate doubles at a later stage */
-         if (prog->TransformFeedback.BufferStride[j] % 4) {
+         if (prog->LinkedTransformFeedback.BufferStride[j] % 4) {
             linker_error(prog, "invalid qualifier xfb_stride=%d must be a "
                          "multiple of 4 or if its applied to a type that is "
                          "or contains a double a multiple of 8.",
-                         prog->TransformFeedback.BufferStride[j]);
+                         prog->LinkedTransformFeedback.BufferStride[j]);
             return;
          }
 
-         if (prog->TransformFeedback.BufferStride[j] / 4 >
+         if (prog->LinkedTransformFeedback.BufferStride[j] / 4 >
              ctx->Const.MaxTransformFeedbackInterleavedComponents) {
             linker_error(prog,
                          "The MAX_TRANSFORM_FEEDBACK_INTERLEAVED_COMPONENTS "
diff --git a/src/mesa/main/mtypes.h b/src/mesa/main/mtypes.h
index 85aeb1e..5bbfd13 100644
--- a/src/mesa/main/mtypes.h
+++ b/src/mesa/main/mtypes.h
@@ -1696,6 +1696,9 @@ struct gl_transform_feedback_info
    struct gl_transform_feedback_varying_info *Varyings;
    GLint NumVarying;
 
+   /** Global xfb_stride out qualifier if any */
+   GLuint BufferStride[MAX_FEEDBACK_BUFFERS];
+
    struct gl_transform_feedback_buffer Buffers[MAX_FEEDBACK_BUFFERS];
 };
 
@@ -2740,8 +2743,6 @@ struct gl_shader_program
     */
    struct {
       GLenum BufferMode;
-      /** Global xfb_stride out qualifier if any */
-      GLuint BufferStride[MAX_FEEDBACK_BUFFERS];
       GLuint NumVarying;
       GLchar **VaryingNames;  /**< Array [NumVarying] of char * */
    } TransformFeedback;