From 7375d7a5c9d5c32fd6bdde0cc8cab8fe41415964 Mon Sep 17 00:00:00 2001
From: Keith Whitwell <keithw@vmware.com>
Date: Fri, 14 May 2010 12:07:38 +0100
Subject: graw: move towards glut-like interface, add tri.c

---
 src/gallium/targets/graw-xlib/graw_xlib.c | 49 +++++++++++++++++++++++++++++++
 1 file changed, 49 insertions(+)

(limited to 'src/gallium/targets/graw-xlib/graw_xlib.c')

diff --git a/src/gallium/targets/graw-xlib/graw_xlib.c b/src/gallium/targets/graw-xlib/graw_xlib.c
index 21715c26fd..d0e3e4bdd6 100644
--- a/src/gallium/targets/graw-xlib/graw_xlib.c
+++ b/src/gallium/targets/graw-xlib/graw_xlib.c
@@ -1,6 +1,8 @@
 #include "pipe/p_compiler.h"
+#include "pipe/p_context.h"
 #include "util/u_debug.h"
 #include "util/u_memory.h"
+#include "tgsi/tgsi_text.h"
 #include "target-helpers/wrap_screen.h"
 #include "state_tracker/xlib_sw_winsys.h"
 
@@ -27,6 +29,7 @@
 
 static struct {
    Display *display;
+   void (*draw)(void);
 } graw;
 
 
@@ -179,3 +182,49 @@ graw_destroy_window( void *xlib_drawable )
 {
 }
 
+void 
+graw_set_display_func( void (*draw)( void ) )
+{
+   graw.draw = draw;
+}
+
+void
+graw_main_loop( void )
+{
+   int i;
+   for (i = 0; i < 10; i++) {
+      graw.draw();
+      sleep(1);
+   }
+}
+
+
+
+/* Helper functions.  These are the same for all graw implementations.
+ */
+void *graw_parse_vertex_shader(struct pipe_context *pipe,
+                               const char *text)
+{
+   struct tgsi_token tokens[1024];
+   struct pipe_shader_state state;
+
+   if (!tgsi_text_translate(text, tokens, Elements(tokens)))
+      return NULL;
+
+   state.tokens = tokens;
+   return pipe->create_vs_state(pipe, &state);
+}
+
+void *graw_parse_fragment_shader(struct pipe_context *pipe,
+                                 const char *text)
+{
+   struct tgsi_token tokens[1024];
+   struct pipe_shader_state state;
+
+   if (!tgsi_text_translate(text, tokens, Elements(tokens)))
+      return NULL;
+
+   state.tokens = tokens;
+   return pipe->create_fs_state(pipe, &state);
+}
+
-- 
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