Mesa (master): mesa: add KHR_no_error support for glViewport()

[Samuel Pitoiset]

Module: Mesa
Branch: master
Commit: c244c25ce36f6920c25c8fd8f071038712004f14
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=c244c25ce36f6920c25c8fd8f071038712004f14

Author: Samuel Pitoiset <samuel.pitoiset at gmail.com>
Date:   Thu Jun 22 15:51:46 2017 +0200

mesa: add KHR_no_error support for glViewport()

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

---

 src/mapi/glapi/gen/gl_API.xml | 2 +-
 src/mesa/main/viewport.c      | 7 +++++++
 src/mesa/main/viewport.h      | 3 +++
 3 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/src/mapi/glapi/gen/gl_API.xml b/src/mapi/glapi/gen/gl_API.xml
index 8784f0537f..2cc66ac8b0 100644
--- a/src/mapi/glapi/gen/gl_API.xml
+++ b/src/mapi/glapi/gen/gl_API.xml
@@ -2966,7 +2966,7 @@
         <glx rop="190"/>
     </function>
 
-    <function name="Viewport" es1="1.0" es2="2.0">
+    <function name="Viewport" es1="1.0" es2="2.0" no_error="true">
         <param name="x" type="GLint"/>
         <param name="y" type="GLint"/>
         <param name="width" type="GLsizei"/>
diff --git a/src/mesa/main/viewport.c b/src/mesa/main/viewport.c
index b18168a4d4..8c95bf472d 100644
--- a/src/mesa/main/viewport.c
+++ b/src/mesa/main/viewport.c
@@ -119,6 +119,13 @@ viewport(struct gl_context *ctx, GLint x, GLint y, GLsizei width,
  * parameters.
  */
 void GLAPIENTRY
+_mesa_Viewport_no_error(GLint x, GLint y, GLsizei width, GLsizei height)
+{
+   GET_CURRENT_CONTEXT(ctx);
+   viewport(ctx, x, y, width, height);
+}
+
+void GLAPIENTRY
 _mesa_Viewport(GLint x, GLint y, GLsizei width, GLsizei height)
 {
    GET_CURRENT_CONTEXT(ctx);
diff --git a/src/mesa/main/viewport.h b/src/mesa/main/viewport.h
index 570a23a23b..b07410bf58 100644
--- a/src/mesa/main/viewport.h
+++ b/src/mesa/main/viewport.h
@@ -31,6 +31,9 @@
 
 struct gl_context;
 
+void GLAPIENTRY
+_mesa_Viewport_no_error(GLint x, GLint y, GLsizei width, GLsizei height);
+
 extern void GLAPIENTRY
 _mesa_Viewport(GLint x, GLint y, GLsizei width, GLsizei height);