X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=src%2Fmesa%2Fmain%2Ftransformfeedback.h;h=87f4080e022d2ab1c17667e748c8af75e7a979b8;hb=23dcbf623f55fedb92d232b2b3e196834c8a1f2e;hp=0ffaab508019e43f58f6279de58c91c02036ca5e;hpb=2b71b3d4666b076ef45d03b9b4b4c527bda21e1c;p=mesa.git

diff --git a/src/mesa/main/transformfeedback.h b/src/mesa/main/transformfeedback.h
index 0ffaab50801..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"
@@ -91,6 +92,9 @@ _mesa_GetTransformFeedbackVarying(GLuint program, GLuint index,
 
 
 /*** GL_ARB_transform_feedback2 ***/
+extern void
+_mesa_init_transform_feedback_object(struct gl_transform_feedback_object *obj,
+                                     GLuint name);
 
 struct gl_transform_feedback_object *
 _mesa_lookup_transform_feedback_object(struct gl_context *ctx, GLuint name);
@@ -124,4 +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 */