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-rw-r--r--src/mesa/state_tracker/st_draw.c18
1 files changed, 14 insertions, 4 deletions
diff --git a/src/mesa/state_tracker/st_draw.c b/src/mesa/state_tracker/st_draw.c
index c76bff91819..68bc76b5723 100644
--- a/src/mesa/state_tracker/st_draw.c
+++ b/src/mesa/state_tracker/st_draw.c
@@ -25,10 +25,20 @@
*
**************************************************************************/
- /*
- * Authors:
- * Keith Whitwell <[email protected]>
- */
+/*
+ * This file implements the st_draw_vbo() function which is called from
+ * Mesa's VBO module. All point/line/triangle rendering is done through
+ * this function whether the user called glBegin/End, glDrawArrays,
+ * glDrawElements, glEvalMesh, or glCalList, etc.
+ *
+ * We basically convert the VBO's vertex attribute/array information into
+ * Gallium vertex state, bind the vertex buffer objects and call
+ * pipe->draw_elements(), pipe->draw_range_elements() or pipe->draw_arrays().
+ *
+ * Authors:
+ * Keith Whitwell <[email protected]>
+ */
+
#include "main/imports.h"
#include "main/image.h"