From: divverent <divverent@d7cf8633-e32d-0410-b094-e92efae38249>
Date: Sat, 20 Aug 2011 16:46:20 +0000 (+0000)
Subject: cvar: csqc_usedemoprogs
X-Git-Tag: xonotic-v0.6.0~163^2~264
X-Git-Url: http://git.xonotic.org/?p=xonotic%2Fdarkplaces.git;a=commitdiff_plain;h=8ab7e82de6aed81dec7da6debee9d4e37cea9c2b

cvar: csqc_usedemoprogs

allows to use the file system csprogs.dat for demo playback, mainly useful
for debugging csqc issues that happen when playing back a demo

git-svn-id: svn://svn.icculus.org/twilight/trunk/darkplaces@11288 d7cf8633-e32d-0410-b094-e92efae38249
---

diff --git a/cl_main.c b/cl_main.c
index 420203b4..c6d9319d 100644
--- a/cl_main.c
+++ b/cl_main.c
@@ -35,6 +35,7 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 cvar_t csqc_progname = {0, "csqc_progname","csprogs.dat","name of csprogs.dat file to load"};
 cvar_t csqc_progcrc = {CVAR_READONLY, "csqc_progcrc","-1","CRC of csprogs.dat file to load (-1 is none), only used during level changes and then reset to -1"};
 cvar_t csqc_progsize = {CVAR_READONLY, "csqc_progsize","-1","file size of csprogs.dat file to load (-1 is none), only used during level changes and then reset to -1"};
+cvar_t csqc_usedemoprogs = {0, "csqc_usedemoprogs","1","use csprogs stored in demos"};
 
 cvar_t cl_shownet = {0, "cl_shownet","0","1 = print packet size, 2 = print packet message list"};
 cvar_t cl_nolerp = {0, "cl_nolerp", "0","network update smoothing"};
diff --git a/csprogs.c b/csprogs.c
index 8ebaa7f2..8a9bf1dd 100644
--- a/csprogs.c
+++ b/csprogs.c
@@ -955,10 +955,11 @@ qboolean MakeDownloadPacket(const char *filename, unsigned char *data, size_t le
 	return false;
 }
 
+extern cvar_t csqc_usedemoprogs;
 void CL_VM_Init (void)
 {
 	const char* csprogsfn;
-	unsigned char *csprogsdata;
+	unsigned char *csprogsdata = NULL;
 	fs_offset_t csprogsdatasize;
 	int csprogsdatacrc, requiredcrc;
 	int requiredsize;
@@ -976,8 +977,11 @@ void CL_VM_Init (void)
 
 	// see if the requested csprogs.dat file matches the requested crc
 	csprogsdatacrc = -1;
-	csprogsfn = va("dlcache/%s.%i.%i", csqc_progname.string, requiredsize, requiredcrc);
-	csprogsdata = FS_LoadFile(csprogsfn, tempmempool, true, &csprogsdatasize);
+	if (!cls.demoplayback || csqc_usedemoprogs.integer)
+	{
+		csprogsfn = va("dlcache/%s.%i.%i", csqc_progname.string, requiredsize, requiredcrc);
+		csprogsdata = FS_LoadFile(csprogsfn, tempmempool, true, &csprogsdatasize);
+	}
 	if (!csprogsdata)
 	{
 		csprogsfn = csqc_progname.string;
diff --git a/sv_main.c b/sv_main.c
index bc6eaf0a..87187b51 100644
--- a/sv_main.c
+++ b/sv_main.c
@@ -426,6 +426,7 @@ void SV_Init (void)
 	extern cvar_t csqc_progname;	//[515]: csqc crc check and right csprogs name according to progs.dat
 	extern cvar_t csqc_progcrc;
 	extern cvar_t csqc_progsize;
+	extern cvar_t csqc_usedemoprogs;
 
 	Cvar_RegisterVariable(&sv_worldmessage);
 	Cvar_RegisterVariable(&sv_worldname);
@@ -435,6 +436,7 @@ void SV_Init (void)
 	Cvar_RegisterVariable (&csqc_progname);
 	Cvar_RegisterVariable (&csqc_progcrc);
 	Cvar_RegisterVariable (&csqc_progsize);
+	Cvar_RegisterVariable (&csqc_usedemoprogs);
 
 	Cmd_AddCommand("sv_saveentfile", SV_SaveEntFile_f, "save map entities to .ent file (to allow external editing)");
 	Cmd_AddCommand("sv_areastats", SV_AreaStats_f, "prints statistics on entity culling during collision traces");