From 8bf786d13d4e6b985aa0a2ef017ba6f5fc82c366 Mon Sep 17 00:00:00 2001
From: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Date: Wed, 19 Jul 2017 11:19:16 +0200
Subject: [PATCH] mesa: add KHR_no_error support to
 glNamedFramebufferDrawBuffer()

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/mesa/main/buffers.c                        | 16 ++++++++++++++++
 src/mesa/main/buffers.h                        |  3 +++
 3 files changed, 20 insertions(+), 1 deletion(-)

diff --git a/src/mapi/glapi/gen/ARB_direct_state_access.xml b/src/mapi/glapi/gen/ARB_direct_state_access.xml
index 54276ea59d9..d859021f0c7 100644
--- a/src/mapi/glapi/gen/ARB_direct_state_access.xml
+++ b/src/mapi/glapi/gen/ARB_direct_state_access.xml
@@ -186,7 +186,7 @@
       <param name="layer" type="GLint" />
    </function>
 
-   <function name="NamedFramebufferDrawBuffer">
+   <function name="NamedFramebufferDrawBuffer" no_error="true">
       <param name="framebuffer" type="GLuint" />
       <param name="buf" type="GLenum" />
    </function>
diff --git a/src/mesa/main/buffers.c b/src/mesa/main/buffers.c
index 02596b7f689..9a049e94c73 100644
--- a/src/mesa/main/buffers.c
+++ b/src/mesa/main/buffers.c
@@ -343,6 +343,22 @@ _mesa_DrawBuffer(GLenum buffer)
 }
 
 
+void GLAPIENTRY
+_mesa_NamedFramebufferDrawBuffer_no_error(GLuint framebuffer, GLenum buf)
+{
+   GET_CURRENT_CONTEXT(ctx);
+   struct gl_framebuffer *fb;
+
+   if (framebuffer) {
+      fb = _mesa_lookup_framebuffer(ctx, framebuffer);
+   } else {
+      fb = ctx->WinSysDrawBuffer;
+   }
+
+   draw_buffer_no_error(ctx, fb, buf, "glNamedFramebufferDrawBuffer");
+}
+
+
 void GLAPIENTRY
 _mesa_NamedFramebufferDrawBuffer(GLuint framebuffer, GLenum buf)
 {
diff --git a/src/mesa/main/buffers.h b/src/mesa/main/buffers.h
index 630b0dce546..e86da341d60 100644
--- a/src/mesa/main/buffers.h
+++ b/src/mesa/main/buffers.h
@@ -46,6 +46,9 @@ _mesa_DrawBuffer_no_error(GLenum mode);
 extern void GLAPIENTRY
 _mesa_DrawBuffer( GLenum mode );
 
+void GLAPIENTRY
+_mesa_NamedFramebufferDrawBuffer_no_error(GLuint framebuffer, GLenum buf);
+
 extern void GLAPIENTRY
 _mesa_NamedFramebufferDrawBuffer(GLuint framebuffer, GLenum buf);