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-rw-r--r--src/mesa/pipe/draw/draw_vf.h17
1 files changed, 15 insertions, 2 deletions
diff --git a/src/mesa/pipe/draw/draw_vf.h b/src/mesa/pipe/draw/draw_vf.h
index e694b986754..011c8f0ff1c 100644
--- a/src/mesa/pipe/draw/draw_vf.h
+++ b/src/mesa/pipe/draw/draw_vf.h
@@ -1,5 +1,5 @@
/*
- * Copyright 2003 Tungsten Graphics, inc.
+ * Copyright 2008 Tungsten Graphics, inc.
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
@@ -20,6 +20,17 @@
* 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.
+ */
+
+
+/**
+ * Vertex fetch/store/convert code. This functionality is used in two places:
+ * 1. Vertex fetch/convert - to grab vertex data from incoming vertex
+ * arrays and convert to format needed by vertex shaders.
+ * 2. Vertex store/emit - to convert simple float[][4] vertex attributes
+ * (which is the organization used throughout the draw/prim pipeline) to
+ * hardware-specific formats and emit into hardware vertex buffers.
+ *
*
* Authors:
* Keith Whitwell <[email protected]>
@@ -33,7 +44,7 @@
#include "pipe/p_state.h"
#include "draw_vertex.h"
-#include "draw_private.h" // for vertex_header
+#include "draw_private.h" /* for vertex_header */
enum draw_vf_attr_format {
@@ -181,6 +192,7 @@ struct draw_vf_attr_type {
unsigned offset;
};
+/** XXX this could be moved into draw_vf.c */
struct draw_vf_fastpath {
unsigned vertex_stride;
unsigned attr_count;
@@ -209,6 +221,7 @@ void
draw_vf_generate_sse_emit( struct draw_vertex_fetch *vf );
+/** XXX this type and function could probably be moved into draw_vf.c */
struct draw_vf_format_info {
const char *name;
draw_vf_insert_func insert[4];