mesa: Add _mesa_set_transform_feedback_binding()

Reviewed-by: Brian Paul <[email protected]>
Reviewed-by: Ian Romanick <[email protected]>

1 files changed, 14 insertions, 0 deletions

diff --git a/src/mesa/main/transformfeedback.h b/src/mesa/main/transformfeedback.h
index 7aecd66a75a..87f4080e022 100644
--- a/src/mesa/main/transformfeedback.h
+++ b/src/mesa/main/transformfeedback.h
@@ -27,6 +27,7 @@
 #define TRANSFORM_FEEDBACK_H
 
 #include <stdbool.h>
+#include "bufferobj.h"
 #include "compiler.h"
 #include "glheader.h"
 #include "mtypes.h"
@@ -127,4 +128,17 @@ extern bool
 _mesa_transform_feedback_is_using_program(struct gl_context *ctx,
                                           struct gl_shader_program *shProg);
 
+static inline void
+_mesa_set_transform_feedback_binding(struct gl_context *ctx,
+                                     struct gl_transform_feedback_object *tfObj, GLuint index,
+                                     struct gl_buffer_object *bufObj,
+                                     GLintptr offset, GLsizeiptr size)
+{
+   _mesa_reference_buffer_object(ctx, &tfObj->Buffers[index], bufObj);
+
+   tfObj->BufferNames[index]   = bufObj->Name;
+   tfObj->Offset[index]        = offset;
+   tfObj->RequestedSize[index] = size;
+}
+
 #endif /* TRANSFORM_FEEDBACK_H */