Mesa (master): mesa: add KHR_no_error support to glBeginTransformFeedback( )

[Samuel Pitoiset]

Module: Mesa
Branch: master
Commit: 3906e8ab6477af71e5c84cae17ee1efa1b9e541d
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=3906e8ab6477af71e5c84cae17ee1efa1b9e541d

Author: Samuel Pitoiset <samuel.pitoiset at gmail.com>
Date:   Thu Aug 24 11:57:55 2017 +0200

mesa: add KHR_no_error support to glBeginTransformFeedback()

Signed-off-by: Samuel Pitoiset <samuel.pitoiset at gmail.com>
Reviewed-by: Timothy Arceri <tarceri at itsqueeze.com>

---

 src/mapi/glapi/gen/GL3x.xml       | 2 +-
 src/mesa/main/transformfeedback.c | 8 ++++++++
 src/mesa/main/transformfeedback.h | 3 +++
 3 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/src/mapi/glapi/gen/GL3x.xml b/src/mapi/glapi/gen/GL3x.xml
index 8d10f78e82..54e99e7db9 100644
--- a/src/mapi/glapi/gen/GL3x.xml
+++ b/src/mapi/glapi/gen/GL3x.xml
@@ -206,7 +206,7 @@
     <param name="name" type="const GLchar *"/>
   </function>
 
-  <function name="BeginTransformFeedback" es2="3.0">
+  <function name="BeginTransformFeedback" es2="3.0" no_error="true">
     <param name="mode" type="GLenum"/>
   </function>
 
diff --git a/src/mesa/main/transformfeedback.c b/src/mesa/main/transformfeedback.c
index f59f5a3f76..525c5b7a5b 100644
--- a/src/mesa/main/transformfeedback.c
+++ b/src/mesa/main/transformfeedback.c
@@ -480,6 +480,14 @@ begin_transform_feedback(struct gl_context *ctx, GLenum mode, bool no_error)
 
 
 void GLAPIENTRY
+_mesa_BeginTransformFeedback_no_error(GLenum mode)
+{
+   GET_CURRENT_CONTEXT(ctx);
+   begin_transform_feedback(ctx, mode, true);
+}
+
+
+void GLAPIENTRY
 _mesa_BeginTransformFeedback(GLenum mode)
 {
    GET_CURRENT_CONTEXT(ctx);
diff --git a/src/mesa/main/transformfeedback.h b/src/mesa/main/transformfeedback.h
index 47639bb56f..6f28d817ab 100644
--- a/src/mesa/main/transformfeedback.h
+++ b/src/mesa/main/transformfeedback.h
@@ -53,6 +53,9 @@ _mesa_compute_max_transform_feedback_vertices( struct gl_context *ctx,
 
 /*** GL_EXT_transform_feedback ***/
 
+void GLAPIENTRY
+_mesa_BeginTransformFeedback_no_error(GLenum mode);
+
 extern void GLAPIENTRY
 _mesa_BeginTransformFeedback(GLenum mode);