From 6a92bc54be4081c8821ca110947133b5f1f8516b Mon Sep 17 00:00:00 2001
From: Simon Howard
Date: Sun, 7 Feb 2010 03:04:29 +0000
Subject: Initial code for HHE patch support.

Subversion-branch: /branches/raven-branch
Subversion-revision: 1858
---
 src/heretic/deh_ammo.c | 122 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 122 insertions(+)
 create mode 100644 src/heretic/deh_ammo.c

(limited to 'src/heretic/deh_ammo.c')

diff --git a/src/heretic/deh_ammo.c b/src/heretic/deh_ammo.c
new file mode 100644
index 00000000..fe86c757
--- /dev/null
+++ b/src/heretic/deh_ammo.c
@@ -0,0 +1,122 @@
+// Emacs style mode select   -*- C++ -*- 
+//-----------------------------------------------------------------------------
+//
+// Copyright(C) 2005 Simon Howard
+//
+// This program is free software; you can redistribute it and/or
+// modify it under the terms of the GNU General Public License
+// as published by the Free Software Foundation; either version 2
+// of the License, or (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+// 02111-1307, USA.
+//
+//-----------------------------------------------------------------------------
+//
+// Parses "Ammo" sections in dehacked files
+//
+//-----------------------------------------------------------------------------
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "doomdef.h"
+#include "doomtype.h"
+#include "deh_defs.h"
+#include "deh_io.h"
+#include "deh_main.h"
+#include "p_local.h"
+
+static void *DEH_AmmoStart(deh_context_t *context, char *line)
+{
+    int ammo_number = 0;
+
+    if (sscanf(line, "Ammo %i", &ammo_number) != 1)
+    {
+        DEH_Warning(context, "Parse error on section start");
+        return NULL;
+    }
+
+    if (ammo_number < 0 || ammo_number >= NUMAMMO)
+    {
+        DEH_Warning(context, "Invalid ammo number: %i", ammo_number);
+        return NULL;
+    }
+
+    return &maxammo[ammo_number];
+}
+
+static void DEH_AmmoParseLine(deh_context_t *context, char *line, void *tag)
+{
+    char *variable_name, *value;
+    int ivalue;
+    int ammo_number;
+
+    if (tag == NULL)
+        return;
+
+    ammo_number = ((int *) tag) - maxammo;
+
+    // Parse the assignment
+
+    if (!DEH_ParseAssignment(line, &variable_name, &value))
+    {
+        // Failed to parse
+
+        DEH_Warning(context, "Failed to parse assignment");
+        return;
+    }
+
+    ivalue = atoi(value);
+
+    if (!strcasecmp(variable_name, "Per ammo"))
+    {
+        // Heretic doesn't have a "per clip" ammo array, instead
+        // it is per weapon.  However, the weapon number lines
+        // up with the ammo number if we add one.
+
+        GetWeaponAmmo[ammo_number + 1] = ivalue;
+    }
+    else if (!strcasecmp(variable_name, "Max ammo"))
+    {
+        maxammo[ammo_number] = ivalue;
+    }
+    else
+    {
+        DEH_Warning(context, "Field named '%s' not found", variable_name);
+    }
+}
+
+static void DEH_AmmoMD5Hash(md5_context_t *context)
+{
+    int i;
+
+    for (i=0; i<NUMAMMO; ++i)
+    {
+        MD5_UpdateInt32(context, maxammo[i]);
+    }
+
+    for (i=0; i<NUMWEAPONS; ++i)
+    {
+        MD5_UpdateInt32(context, GetWeaponAmmo[i]);
+    }
+}
+
+deh_section_t deh_section_ammo =
+{
+    "Ammo",
+    NULL,
+    DEH_AmmoStart,
+    DEH_AmmoParseLine,
+    NULL,
+    DEH_AmmoMD5Hash,
+};
+
-- 
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