1 files changed, 103 insertions, 0 deletions
diff --git a/src/mesa/main/feedback.h b/src/mesa/main/feedback.h
new file mode 100644
index 0000000000..3e8283ed23
--- /dev/null
+++ b/src/mesa/main/feedback.h
@@ -0,0 +1,103 @@
+/*
+ * Mesa 3-D graphics library
+ * Version:  7.5
+ *
+ * Copyright (C) 1999-2008  Brian Paul   All Rights Reserved.
+ * Copyright (C) 2009  VMware, Inc.  All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+ * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#ifndef FEEDBACK_H
+#define FEEDBACK_H
+
+
+#include "main/mtypes.h"
+
+
+#if FEATURE_feedback
+
+#define _MESA_INIT_FEEDBACK_FUNCTIONS(driver, impl) \
+   do {                                             \
+      (driver)->RenderMode = impl ## RenderMode;    \
+   } while (0)
+
+extern void
+_mesa_feedback_vertex( GLcontext *ctx,
+                       const GLfloat win[4],
+                       const GLfloat color[4],
+                       const GLfloat texcoord[4] );
+
+
+static INLINE void
+_mesa_feedback_token( GLcontext *ctx, GLfloat token )
+{
+   if (ctx->Feedback.Count < ctx->Feedback.BufferSize) {
+      ctx->Feedback.Buffer[ctx->Feedback.Count] = token;
+   }
+   ctx->Feedback.Count++;
+}
+
+
+extern void
+_mesa_update_hitflag( GLcontext *ctx, GLfloat z );
+
+
+extern void
+_mesa_init_feedback_dispatch(struct _glapi_table *disp);
+
+#else /* FEATURE_feedback */
+
+#define _MESA_INIT_FEEDBACK_FUNCTIONS(driver, impl) do { } while (0)
+
+static INLINE void
+_mesa_feedback_vertex( GLcontext *ctx,
+                       const GLfloat win[4],
+                       const GLfloat color[4],
+                       const GLfloat texcoord[4] )
+{
+   /* render mode is always GL_RENDER */
+   ASSERT_NO_FEATURE();
+}
+
+
+static INLINE void
+_mesa_feedback_token( GLcontext *ctx, GLfloat token )
+{
+   /* render mode is always GL_RENDER */
+   ASSERT_NO_FEATURE();
+}
+
+static INLINE void
+_mesa_update_hitflag( GLcontext *ctx, GLfloat z )
+{
+   /* render mode is always GL_RENDER */
+   ASSERT_NO_FEATURE();
+}
+
+static INLINE void
+_mesa_init_feedback_dispatch(struct _glapi_table *disp)
+{
+}
+
+#endif /* FEATURE_feedback */
+
+extern void
+_mesa_init_feedback( GLcontext *ctx );
+
+#endif /* FEEDBACK_H */