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[Stratagus-CVS] stratagus/src/map map_fog.c


From: address@hidden
Subject: [Stratagus-CVS] stratagus/src/map map_fog.c
Date: 15 Jan 2004 06:34:55 +1100

CVSROOT:        /home/strat
Module name:    stratagus
Changes by:      <address@hidden>       04/01/15 06:34:55

Modified files:
        src/map        : map_fog.c 

Log message:
        Faster fog

Patches:
Index: stratagus/src/map/map_fog.c
diff -u stratagus/src/map/map_fog.c:1.137 stratagus/src/map/map_fog.c:1.138
--- stratagus/src/map/map_fog.c:1.137   Thu Jan 15 06:02:08 2004
+++ stratagus/src/map/map_fog.c Thu Jan 15 06:34:54 2004
@@ -5,13 +5,13 @@
 //     /_______  /|__|  |__|  (____  /__| (____  /\___  /|____//____  >
 //             \/                  \/          \//_____/            \/
 //  ______________________                           ______________________
-//                       T H E   W A R   B E G I N S
-//        Stratagus - A free fantasy real time strategy game engine
+//                        T H E   W A R   B E G I N S
+//         Stratagus - A free fantasy real time strategy game engine
 //
 /address@hidden map_fog.c      -       The map fog of war handling. */
 //
-//     (c) Copyright 1999-2003 by Lutz Sammer, Vladi Shabanski,
-//                                Russell Smith, and Jimmy Salmon
+//      (c) Copyright 1999-2003 by Lutz Sammer, Vladi Shabanski,
+//                                   Russell Smith, and Jimmy Salmon
 //
 //      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
@@ -27,12 +27,12 @@
 //      Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
 //      02111-1307, USA.
 //
-//     $Id: map_fog.c,v 1.137 2004/01/14 19:02:08 nobody_ Exp $
+//      $Id: map_fog.c,v 1.138 2004/01/14 19:34:54 jsalmon3 Exp $
 
 //@{
 
 /*----------------------------------------------------------------------------
---             Includes
+--  Includes
 ----------------------------------------------------------------------------*/
 
 #include <stdio.h>
@@ -52,7 +52,7 @@
 #endif
 
 /*----------------------------------------------------------------------------
---             Declarations
+--  Declarations
 ----------------------------------------------------------------------------*/
 
 #ifdef DEBUG
@@ -1952,16 +1952,20 @@
                unsigned char r;
                unsigned char g;
                unsigned char b;
-               Uint32 color;
-
-               // FIXME: optimize
-               OnlyFogSurface = SDL_CreateRGBSurface(SDL_SWSURFACE, TileSizeX, 
TileSizeY,
-                       32, RMASK, GMASK, BMASK, AMASK);
+               Uint32 color;

+               SDL_Surface* s;
 
+               s = SDL_CreateRGBSurface(SDL_SWSURFACE, TileSizeX, TileSizeY,
+                       32, RMASK, GMASK, BMASK, AMASK);

+

+               // FIXME: Make the color configurable
                SDL_GetRGB(ColorBlack, TheScreen->format, &r, &g, &b);
-               color = SDL_MapRGBA(OnlyFogSurface->format, r, g, b, 
FogOfWarOpacity);
+               color = SDL_MapRGB(s->format, r, g, b);
 
-               SDL_FillRect(OnlyFogSurface, NULL, color);
+               SDL_FillRect(s, NULL, color);
+               OnlyFogSurface = SDL_DisplayFormat(s);

+               SDL_SetAlpha(OnlyFogSurface, SDL_SRCALPHA | SDL_RLEACCEL, 
FogOfWarOpacity);

+               SDL_FreeSurface(s);

        }
        VideoDrawUnexplored = VideoDrawUnexploredSDL;
        VideoDrawFog = VideoDrawFogSDL;




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