mesa: add KHR_no_error support for glBufferStorage()

Reviewed-by: Nicolai Hähnle <[email protected]>

2 files changed, 20 insertions, 3 deletions

diff --git a/src/mesa/main/bufferobj.c b/src/mesa/main/bufferobj.c
index 09ef233a835..674ff630cd6 100644
--- a/src/mesa/main/bufferobj.c
+++ b/src/mesa/main/bufferobj.c
@@ -1609,9 +1609,14 @@ inlined_buffer_storage(GLenum target, GLuint buffer, GLsizeiptr size,
             return;
       }
    } else {
-      bufObj = get_buffer(ctx, func, target, GL_INVALID_OPERATION);
-      if (!bufObj)
-         return;
+      if (no_error) {
+         struct gl_buffer_object **bufObjPtr = get_buffer_target(ctx, target);
+         bufObj = *bufObjPtr;
+      } else {
+         bufObj = get_buffer(ctx, func, target, GL_INVALID_OPERATION);
+         if (!bufObj)
+            return;
+      }
    }
 
    if (no_error || validate_buffer_storage(ctx, bufObj, size, flags, func))
@@ -1620,6 +1625,15 @@ inlined_buffer_storage(GLenum target, GLuint buffer, GLsizeiptr size,
 
 
 void GLAPIENTRY
+_mesa_BufferStorage_no_error(GLenum target, GLsizeiptr size,
+                             const GLvoid *data, GLbitfield flags)
+{
+   inlined_buffer_storage(target, 0, size, data, flags, false, true,
+                          "glBufferStorage");
+}
+
+
+void GLAPIENTRY
 _mesa_BufferStorage(GLenum target, GLsizeiptr size, const GLvoid *data,
                     GLbitfield flags)
 {
diff --git a/src/mesa/main/bufferobj.h b/src/mesa/main/bufferobj.h
index a06a0e470bd..024d07daaf8 100644
--- a/src/mesa/main/bufferobj.h
+++ b/src/mesa/main/bufferobj.h
@@ -172,6 +172,9 @@ GLboolean GLAPIENTRY
 _mesa_IsBuffer(GLuint buffer);
 
 void GLAPIENTRY
+_mesa_BufferStorage_no_error(GLenum target, GLsizeiptr size,
+                             const GLvoid *data, GLbitfield flags);
+void GLAPIENTRY
 _mesa_BufferStorage(GLenum target, GLsizeiptr size, const GLvoid *data,
                     GLbitfield flags);