From 89bc3ed7a3c78d7cacb6ea486b708a3a3374fcd8 Mon Sep 17 00:00:00 2001
From: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Date: Mon, 26 Jun 2017 15:50:48 +0200
Subject: [PATCH] mesa: add KHR_no_error support for glVertex*AttribBinding()

Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Reviewed-by: Timothy Arceri <tarceri@itsqueeze.com>
---
 src/mapi/glapi/gen/ARB_direct_state_access.xml   |  2 +-
 src/mapi/glapi/gen/ARB_vertex_attrib_binding.xml |  2 +-
 src/mesa/main/varray.c                           | 23 +++++++++++++++++++++++
 src/mesa/main/varray.h                           |  7 +++++++
 4 files changed, 32 insertions(+), 2 deletions(-)

diff --git a/src/mapi/glapi/gen/ARB_direct_state_access.xml b/src/mapi/glapi/gen/ARB_direct_state_access.xml
index bd94e8e..6226aa0 100644
--- a/src/mapi/glapi/gen/ARB_direct_state_access.xml
+++ b/src/mapi/glapi/gen/ARB_direct_state_access.xml
@@ -641,7 +641,7 @@
       <param name="relativeoffset" type="GLuint" />
    </function>
 
-   <function name="VertexArrayAttribBinding">
+   <function name="VertexArrayAttribBinding" no_error="true">
       <param name="vaobj" type="GLuint" />
       <param name="attribindex" type="GLuint" />
       <param name="bindingindex" type="GLuint" />
diff --git a/src/mapi/glapi/gen/ARB_vertex_attrib_binding.xml b/src/mapi/glapi/gen/ARB_vertex_attrib_binding.xml
index 101c23c..d1f8db9 100644
--- a/src/mapi/glapi/gen/ARB_vertex_attrib_binding.xml
+++ b/src/mapi/glapi/gen/ARB_vertex_attrib_binding.xml
@@ -36,7 +36,7 @@
         <param name="relativeoffset" type="GLuint"/>
     </function>
 
-    <function name="VertexAttribBinding" es2="3.1">
+    <function name="VertexAttribBinding" es2="3.1" no_error="true">
         <param name="attribindex" type="GLuint"/>
         <param name="bindingindex" type="GLuint"/>
     </function>
diff --git a/src/mesa/main/varray.c b/src/mesa/main/varray.c
index a02dbb2..74d96b3 100644
--- a/src/mesa/main/varray.c
+++ b/src/mesa/main/varray.c
@@ -2576,6 +2576,16 @@ vertex_array_attrib_binding(struct gl_context *ctx,
 
 
 void GLAPIENTRY
+_mesa_VertexAttribBinding_no_error(GLuint attribIndex, GLuint bindingIndex)
+{
+   GET_CURRENT_CONTEXT(ctx);
+   vertex_attrib_binding(ctx, ctx->Array.VAO,
+                         VERT_ATTRIB_GENERIC(attribIndex),
+                         VERT_ATTRIB_GENERIC(bindingIndex));
+}
+
+
+void GLAPIENTRY
 _mesa_VertexAttribBinding(GLuint attribIndex, GLuint bindingIndex)
 {
    GET_CURRENT_CONTEXT(ctx);
@@ -2599,6 +2609,19 @@ _mesa_VertexAttribBinding(GLuint attribIndex, GLuint bindingIndex)
 
 
 void GLAPIENTRY
+_mesa_VertexArrayAttribBinding_no_error(GLuint vaobj, GLuint attribIndex,
+                                        GLuint bindingIndex)
+{
+   GET_CURRENT_CONTEXT(ctx);
+
+   struct gl_vertex_array_object *vao = _mesa_lookup_vao(ctx, vaobj);
+   vertex_attrib_binding(ctx, vao,
+                         VERT_ATTRIB_GENERIC(attribIndex),
+                         VERT_ATTRIB_GENERIC(bindingIndex));
+}
+
+
+void GLAPIENTRY
 _mesa_VertexArrayAttribBinding(GLuint vaobj, GLuint attribIndex, GLuint bindingIndex)
 {
    GET_CURRENT_CONTEXT(ctx);
diff --git a/src/mesa/main/varray.h b/src/mesa/main/varray.h
index 8525fcc..1dbdbdb 100644
--- a/src/mesa/main/varray.h
+++ b/src/mesa/main/varray.h
@@ -425,9 +425,16 @@ _mesa_VertexArrayAttribLFormat(GLuint vaobj, GLuint attribIndex,
                                GLint size, GLenum type,
                                GLuint relativeOffset);
 
+void GLAPIENTRY
+_mesa_VertexAttribBinding_no_error(GLuint attribIndex, GLuint bindingIndex);
+
 extern void GLAPIENTRY
 _mesa_VertexAttribBinding(GLuint attribIndex, GLuint bindingIndex);
 
+void GLAPIENTRY
+_mesa_VertexArrayAttribBinding_no_error(GLuint vaobj, GLuint attribIndex,
+                                        GLuint bindingIndex);
+
 extern void GLAPIENTRY
 _mesa_VertexArrayAttribBinding(GLuint vaobj, GLuint attribIndex,
                                GLuint bindingIndex);
-- 
2.7.4