From b8fd6d1f812df847bc5c1eaec3c1dce66da1826a Mon Sep 17 00:00:00 2001
From: FunkyFr3sh <cc.red.alert.1@googlemail.com>
Date: Fri, 17 Dec 2021 02:41:02 +0100
Subject: [PATCH] #131 #125 add option to remove video memory flag

---
 inc/dd.h        | 1 +
 src/config.c    | 5 +++++
 src/ddsurface.c | 2 +-
 3 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/inc/dd.h b/inc/dd.h
index 4afc477..6c2983a 100644
--- a/inc/dd.h
+++ b/inc/dd.h
@@ -135,6 +135,7 @@ typedef struct CNCDDRAW
     BOOL wine;
     HCURSOR old_cursor;
     int show_cursor_count;
+    BOOL novidmem;
     BOOL accurate_timers;
     BOOL resizable;
     BOOL nonexclusive;
diff --git a/src/config.c b/src/config.c
index 2112bcc..53f1c4c 100644
--- a/src/config.c
+++ b/src/config.c
@@ -38,6 +38,7 @@ void cfg_load()
     g_ddraw->fixpitch = cfg_get_bool("fixpitch", FALSE);
     g_ddraw->fixchilds = cfg_get_int("fixchilds", FIX_CHILDS_DETECT_PAINT);
     g_ddraw->fixwndprochook = cfg_get_bool("fixwndprochook", FALSE);
+    g_ddraw->novidmem = cfg_get_bool("novidmem", FALSE);
     g_ddraw->fixnotresponding = cfg_get_bool("fixnotresponding", FALSE);
     g_ddraw->locktopleft = cfg_get_bool("locktopleft", FALSE);
     g_ddraw->releasealt = cfg_get_bool("releasealt", FALSE);
@@ -730,18 +731,21 @@ static void cfg_create_ini()
             "fixmousehook=true\n"
             "noactivateapp=true\n"
             "releasealt=true\n"
+            "novidmem=true\n"
             "\n"
             "; Jagged Alliance 2: Wildfire\n"
             "[WF6]\n"
             "fixmousehook=true\n"
             "noactivateapp=true\n"
             "releasealt=true\n"
+            "novidmem=true\n"
             "\n"
             "; Jagged Alliance 2 - UC mod\n"
             "[JA2_UC]\n"
             "fixmousehook=true\n"
             "noactivateapp=true\n"
             "releasealt=true\n"
+            "novidmem=true\n"
             "\n"
             "; Kings Quest 8\n"
             "[Mask]\n"
@@ -936,6 +940,7 @@ static void cfg_create_ini()
             "fixmousehook=true\n"
             "noactivateapp=true\n"
             "releasealt=true\n"
+            "novidmem=true\n"
             "\n"
             "; Worms Armageddon\n"
             "[WA]\n"
diff --git a/src/ddsurface.c b/src/ddsurface.c
index 8a8ceef..aa592b9 100644
--- a/src/ddsurface.c
+++ b/src/ddsurface.c
@@ -852,7 +852,7 @@ HRESULT dds_GetSurfaceDesc(IDirectDrawSurfaceImpl* This, LPDDSURFACEDESC lpDDSur
         lpDDSurfaceDesc->ddpfPixelFormat.dwRGBBitCount = This->bpp;
         lpDDSurfaceDesc->ddsCaps.dwCaps = This->caps;
 
-        if (This->caps & (DDSCAPS_PRIMARYSURFACE | DDSCAPS_BACKBUFFER))
+        if (!g_ddraw->novidmem || (This->caps & (DDSCAPS_PRIMARYSURFACE | DDSCAPS_BACKBUFFER)))
         {
             lpDDSurfaceDesc->ddsCaps.dwCaps |= DDSCAPS_VIDEOMEMORY;
         }