From 3adc8c3779895c483ba8a1004939e7dd7d76fa9a Mon Sep 17 00:00:00 2001
From: Brian Paul <brianp@vmware.com>
Date: Fri, 21 Aug 2009 14:01:58 -0600
Subject: softpipe: minor code refactoring to remove softpipe/tile cache
 dependencies

The tile cache code now has no hard dependencies on softpipe.
---
 src/gallium/drivers/softpipe/sp_state_derived.c | 13 ++++++++++++-
 src/gallium/drivers/softpipe/sp_tile_cache.c    | 26 ++++++++++++-------------
 src/gallium/drivers/softpipe/sp_tile_cache.h    |  1 -
 3 files changed, 24 insertions(+), 16 deletions(-)

(limited to 'src')

diff --git a/src/gallium/drivers/softpipe/sp_state_derived.c b/src/gallium/drivers/softpipe/sp_state_derived.c
index 5310928332..202a2bc94c 100644
--- a/src/gallium/drivers/softpipe/sp_state_derived.c
+++ b/src/gallium/drivers/softpipe/sp_state_derived.c
@@ -34,6 +34,8 @@
 #include "sp_context.h"
 #include "sp_screen.h"
 #include "sp_state.h"
+#include "sp_texture.h"
+#include "sp_tile_cache.h"
 
 
 /**
@@ -201,10 +203,19 @@ update_tgsi_samplers( struct softpipe_context *softpipe )
    softpipe_reset_sampler_varients( softpipe );
 
    for (i = 0; i < PIPE_MAX_SAMPLERS; i++) {
-      sp_tile_cache_validate_texture( softpipe->tex_cache[i] );
+      struct softpipe_tile_cache *tc = softpipe->tex_cache[i];
+      if (tc->texture) {
+         struct softpipe_texture *spt = softpipe_texture(tc->texture);
+         if (spt->timestamp != tc->timestamp) {
+            sp_tile_cache_validate_texture( tc );
+            _debug_printf("INV %d %d\n", tc->timestamp, spt->timestamp);
+            tc->timestamp = spt->timestamp;
+         }
+      }
    }
 }
 
+
 /* Hopefully this will remain quite simple, otherwise need to pull in
  * something like the state tracker mechanism.
  */
diff --git a/src/gallium/drivers/softpipe/sp_tile_cache.c b/src/gallium/drivers/softpipe/sp_tile_cache.c
index 77d02fa3e7..e075ab6290 100644
--- a/src/gallium/drivers/softpipe/sp_tile_cache.c
+++ b/src/gallium/drivers/softpipe/sp_tile_cache.c
@@ -35,9 +35,6 @@
 #include "pipe/p_inlines.h"
 #include "util/u_memory.h"
 #include "util/u_tile.h"
-#include "sp_context.h"
-#include "sp_surface.h"
-#include "sp_texture.h"
 #include "sp_tile_cache.h"
 
 
@@ -200,24 +197,25 @@ sp_tile_cache_unmap_transfers(struct softpipe_tile_cache *tc)
    }
 }
 
+
+/**
+ * Invalidate all cached tiles for the cached texture.
+ * Should be called when the texture is modified.
+ */
 void
 sp_tile_cache_validate_texture(struct softpipe_tile_cache *tc)
 {
-   if (tc->texture) {
-      struct softpipe_texture *spt = softpipe_texture(tc->texture);
-      if (spt->timestamp != tc->timestamp) {
-         /* texture was modified, invalidate all cached tiles */
-         uint i;
-         _debug_printf("INV %d %d\n", tc->timestamp, spt->timestamp);
-         for (i = 0; i < NUM_ENTRIES; i++) {
-            tc->entries[i].addr.bits.invalid = 1;
-         }
+   uint i;
 
-         tc->timestamp = spt->timestamp;
-      }
+   assert(tc);
+   assert(tc->texture);
+
+   for (i = 0; i < NUM_ENTRIES; i++) {
+      tc->entries[i].addr.bits.invalid = 1;
    }
 }
 
+
 /**
  * Specify the texture to cache.
  */
diff --git a/src/gallium/drivers/softpipe/sp_tile_cache.h b/src/gallium/drivers/softpipe/sp_tile_cache.h
index ac2aae5875..1596cd0ae7 100644
--- a/src/gallium/drivers/softpipe/sp_tile_cache.h
+++ b/src/gallium/drivers/softpipe/sp_tile_cache.h
@@ -34,7 +34,6 @@
 #include "pipe/p_compiler.h"
 
 
-struct softpipe_context;
 struct softpipe_tile_cache;
 
 
-- 
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