From e16ea21dc8a710237ade8413207f58d403c616a3 Mon Sep 17 00:00:00 2001
From: Joe Ludwig <joe@valvesoftware.com>
Date: Wed, 17 Jul 2013 18:26:59 -0700
Subject: * Added support for building shaders in your mod * Added nav mesh
 support * fixed many warnings and misc bugs * Fixed the create*projects
 scripts in mp * Added a bunch of stuff to .gitignore

---
 mp/src/devtools/bin/shaderinfo.pl | 36 ++++++++++++++++++++++++++++++++++++
 1 file changed, 36 insertions(+)
 create mode 100644 mp/src/devtools/bin/shaderinfo.pl

(limited to 'mp/src/devtools/bin/shaderinfo.pl')

diff --git a/mp/src/devtools/bin/shaderinfo.pl b/mp/src/devtools/bin/shaderinfo.pl
new file mode 100644
index 00000000..ae0b96c8
--- /dev/null
+++ b/mp/src/devtools/bin/shaderinfo.pl
@@ -0,0 +1,36 @@
+#! perl
+
+my $fname=shift || die "format is shaderinfo blah.vcs";
+
+open(SHADER, $fname) || die "can't open $fname";
+binmode SHADER;
+
+read(SHADER,$header,20);
+($ver,$ntotal,$ndynamic,$flags,$centroidmask)=unpack("LLLLL",$header);
+
+#print "Version $ver total combos=$ntotal, num dynamic combos=$ndynamic,\n flags=$flags, centroid mask=$centroidmask\n";
+
+read(SHADER,$refsize,4);
+$refsize=unpack("L",$refsize);
+#print "Size of reference shader for diffing=$refsize\n";
+
+seek(SHADER,$refsize,1);
+
+$nskipped_combos=0;
+for(1..$ntotal)
+  {
+	read(SHADER,$combodata,8);
+	($ofs,$combosize)=unpack("LL",$combodata);
+	if ( $ofs == 0xffffffff)
+	  {
+		$nskipped_combos++;
+	  }
+	else
+	  {
+	  }
+  }
+#print "$nskipped_combos skipped, for an actual total of ",$ntotal-$nskipped_combos,"\n";
+#print "Real to skipped ratio = ",($ntotal-$nskipped_combos)/$ntotal,"\n";
+# csv output - name, real combos, virtual combos, dynamic combos
+my $real_combos=$ntotal-$nskipped_combos;
+print "$fname,$real_combos,$ntotal,$ndynamic\n";
-- 
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