Decrease doom's code size and some code cleanup.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@9690 a1c6a512-1295-4272-9138-f99709370657

apps/plugins/doom/i_sound.c

@@ -62,7 +62,7 @@
 //  Basically, samples from all active internal channels
 //  are modifed and added, and stored in the buffer
 //  that is submitted to the audio device.
-signed short mixbuffer[MIXBUFFERSIZE];
+signed short *mixbuffer=NULL;
 
 typedef struct {
    // SFX id of the playing sound effect.
@@ -516,6 +516,9 @@ void I_InitSound()
 
    printf( " pre-cached all sound data\n");
 
+   if(mixbuffer==NULL)
+      mixbuffer=malloc(sizeof(short)*MIXBUFFERSIZE);
+
    // Now initialize mixbuffer with zero.
    for ( i = 0; i< MIXBUFFERSIZE; i++ )
       mixbuffer[i] = 0;

apps/plugins/doom/r_main.c

@@ -80,7 +80,7 @@ angle_t clipangle;
 // flattening the arc to a flat projection plane.
 // There will be many angles mapped to the same X.
 
-int viewangletox[FINEANGLES/2];
+int *viewangletox=0;
 
 // The xtoviewangleangle[] table maps a screen pixel
 // to the lowest viewangle that maps back to x ranges
@@ -217,6 +217,9 @@ static void R_InitTextureMapping (void)
    // Calc focallength
    //  so FIELDOFVIEW angles covers SCREENWIDTH.
 
+   if(viewangletox==NULL)
+      viewangletox=malloc(sizeof(int)*FINEANGLES/2);
+
    focallength = FixedDiv(centerxfrac, finetangent[FINEANGLES/4+FIELDOFVIEW/2]);
 
    for (i=0 ; i<FINEANGLES/2 ; i++)

apps/plugins/doom/r_state.h

@@ -1,24 +1,33 @@
-// Emacs style mode select   -*- C++ -*-
+/* Emacs style mode select   -*- C++ -*-
-//-----------------------------------------------------------------------------
+ *-----------------------------------------------------------------------------
-//
+ *
-// $Id$
+ *
-//
+ *  PrBoom a Doom port merged with LxDoom and LSDLDoom
-// Copyright (C) 1993-1996 by id Software, Inc.
+ *  based on BOOM, a modified and improved DOOM engine
-//
+ *  Copyright (C) 1999 by
-// This program is free software; you can redistribute it and/or
+ *  id Software, Chi Hoang, Lee Killough, Jim Flynn, Rand Phares, Ty Halderman
-// modify it under the terms of the GNU General Public License
+ *  Copyright (C) 1999-2000 by
-// as published by the Free Software Foundation; either version 2
+ *  Jess Haas, Nicolas Kalkhof, Colin Phipps, Florian Schulze
-// of the License, or (at your option) any later version.
+ *
-//
+ *  This program is free software; you can redistribute it and/or
-// This program is distributed in the hope that it will be useful,
+ *  modify it under the terms of the GNU General Public License
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  as published by the Free Software Foundation; either version 2
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  of the License, or (at your option) any later version.
-// GNU General Public License for more details.
+ *
-//
+ *  This program is distributed in the hope that it will be useful,
-// DESCRIPTION:
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
-// Refresh/render internal state variables (global).
+ *  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.
+ *
+ * DESCRIPTION:
+ *      Refresh/render internal state variables (global).
+ *
+ *-----------------------------------------------------------------------------*/
 
 
 #ifndef __R_STATE__
@@ -28,14 +37,11 @@
 #include "d_player.h"
 #include "r_data.h"
 
-
-
 #ifdef __GNUG__
 #pragma interface
 #endif
 
 
-
 //
 // Refresh internal data structures,
 //  for rendering.
@@ -60,14 +66,11 @@ extern int  firstflat;
 extern int *flattranslation;
 extern int *texturetranslation;
 
-
 // Sprite....
 extern int firstspritelump;
 extern int lastspritelump;
 extern int numspritelumps;
 
-
-
 //
 // Lookup tables for map data.
 //
@@ -102,23 +105,14 @@ extern side_t*  sides;
 extern fixed_t          viewx;
 extern fixed_t          viewy;
 extern fixed_t          viewz;
-
 extern angle_t          viewangle;
 extern player_t         *viewplayer;
-
-
-// ?
 extern angle_t          clipangle;
-
+extern int              *viewangletox;
-extern int viewangletox[FINEANGLES/2];
+extern angle_t          xtoviewangle[SCREENWIDTH+1];  // killough 2/8/98
-extern angle_t  xtoviewangle[SCREENWIDTH+1];
-//extern fixed_t  finetangent[FINEANGLES/2];
-
 extern fixed_t          rw_distance;
 extern angle_t          rw_normalangle;
 
-
-
 // angle to line origin
 extern int              rw_angle1;
 
@@ -128,13 +122,4 @@ extern int  sscount;
 extern visplane_t       *floorplane;
 extern visplane_t       *ceilingplane;
 
-
 #endif
-//-----------------------------------------------------------------------------
-//
-// $Log$
-// Revision 1.1  2006/03/28 15:44:01  dave
-// Patch #2969 - Doom!  Currently only working on the H300.
-//
-//
-//-----------------------------------------------------------------------------