demo - DOOM the game.

Runs but not quite functional yet (requires user input to be completed).
Shareware WAD file. Please read README.txt and DOOMLIC.txt

1 files changed, 210 insertions, 0 deletions

diff --git a/demos/3rdparty/doom/i_video.c b/demos/3rdparty/doom/i_video.c
new file mode 100644
index 00000000..98167534
--- /dev/null
+++ b/demos/3rdparty/doom/i_video.c
@@ -0,0 +1,210 @@
+// Emacs style mode select   -*- C++ -*- 
+//-----------------------------------------------------------------------------
+//
+// $Id:$
+//
+// Copyright (C) 1993-1996 by id Software, Inc.
+//
+// This source is available for distribution and/or modification
+// only under the terms of the DOOM Source Code License as
+// published by id Software. All rights reserved.
+//
+// The source is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// FITNESS FOR A PARTICULAR PURPOSE. See the DOOM Source Code License
+// for more details.
+//
+// $Log:$
+//
+// DESCRIPTION:
+//	DOOM graphics stuff for X11, UNIX.
+//
+//-----------------------------------------------------------------------------
+
+#include "gfx.h"
+
+#include "doomstat.h"
+#include "i_system.h"
+#include "v_video.h"
+#include "m_argv.h"
+#include "d_main.h"
+
+#include "doomdef.h"
+
+//
+// Palette stuff.
+//
+static color_t	colors[256];
+//static int	lastmousex = 0;
+//static int	lastmousey = 0;
+
+
+void I_ShutdownGraphics(void)
+{
+}
+
+//
+// I_StartFrame
+//
+void I_StartFrame (void)
+{
+}
+
+void I_GetEvent(void)
+{
+#if 0
+    event_t event;
+
+    // put event-grabbing stuff in here
+    XNextEvent(X_display, &X_event);
+    switch (X_event.type)
+    {
+      case KeyPress:
+	event.type = ev_keydown;
+	event.data1 = xlatekey();
+	D_PostEvent(&event);
+	// fprintf(stderr, "k");
+	break;
+      case KeyRelease:
+	event.type = ev_keyup;
+	event.data1 = xlatekey();
+	D_PostEvent(&event);
+	// fprintf(stderr, "ku");
+	break;
+      case ButtonPress:
+	event.type = ev_mouse;
+	event.data1 =
+	    (X_event.xbutton.state & Button1Mask)
+	    | (X_event.xbutton.state & Button2Mask ? 2 : 0)
+	    | (X_event.xbutton.state & Button3Mask ? 4 : 0)
+	    | (X_event.xbutton.button == Button1)
+	    | (X_event.xbutton.button == Button2 ? 2 : 0)
+	    | (X_event.xbutton.button == Button3 ? 4 : 0);
+	event.data2 = event.data3 = 0;
+	D_PostEvent(&event);
+	// fprintf(stderr, "b");
+	break;
+      case ButtonRelease:
+	event.type = ev_mouse;
+	event.data1 =
+	    (X_event.xbutton.state & Button1Mask)
+	    | (X_event.xbutton.state & Button2Mask ? 2 : 0)
+	    | (X_event.xbutton.state & Button3Mask ? 4 : 0);
+	// suggest parentheses around arithmetic in operand of |
+	event.data1 =
+	    event.data1
+	    ^ (X_event.xbutton.button == Button1 ? 1 : 0)
+	    ^ (X_event.xbutton.button == Button2 ? 2 : 0)
+	    ^ (X_event.xbutton.button == Button3 ? 4 : 0);
+	event.data2 = event.data3 = 0;
+	D_PostEvent(&event);
+	// fprintf(stderr, "bu");
+	break;
+      case MotionNotify:
+	event.type = ev_mouse;
+	event.data1 =
+	    (X_event.xmotion.state & Button1Mask)
+	    | (X_event.xmotion.state & Button2Mask ? 2 : 0)
+	    | (X_event.xmotion.state & Button3Mask ? 4 : 0);
+	event.data2 = (X_event.xmotion.x - lastmousex) << 2;
+	event.data3 = (lastmousey - X_event.xmotion.y) << 2;
+
+	if (event.data2 || event.data3)
+	{
+	    lastmousex = X_event.xmotion.x;
+	    lastmousey = X_event.xmotion.y;
+	    if (X_event.xmotion.x != X_width/2 &&
+		X_event.xmotion.y != X_height/2)
+	    {
+		D_PostEvent(&event);
+		// fprintf(stderr, "m");
+		mousemoved = false;
+	    } else
+	    {
+		mousemoved = true;
+	    }
+	}
+	break;
+	
+      case Expose:
+      case ConfigureNotify:
+	break;
+	
+      default:
+	if (doShm && X_event.type == X_shmeventtype) shmFinished = true;
+	break;
+    }
+#endif
+}
+
+//
+// I_StartTic
+//
+void I_StartTic (void)
+{
+}
+
+
+//
+// I_UpdateNoBlit
+//
+void I_UpdateNoBlit (void)
+{
+}
+
+//
+// I_FinishUpdate
+//
+void I_FinishUpdate (void)
+{
+	register byte		*p;
+	register coord_t	x, y;
+	coord_t				w, h;
+	size_t				ldiff;
+
+	w = gdispGetWidth();
+	if (w > SCREENWIDTH)	w = SCREENWIDTH;
+	ldiff = SCREENWIDTH - w;
+
+	h = gdispGetHeight();
+	if (h > SCREENHEIGHT)	h = SCREENHEIGHT;
+
+	gdispStreamStart(0, 0, w, h);
+
+	for(p = screens[0], y=0; y < h; y++, p+=ldiff) {
+		for(x = 0; x < w; x++, p++)
+			gdispStreamColor(colors[*p]);
+	}
+	gdispStreamStop();
+
+	// Force a display update if the controller supports it
+	gdispFlush();
+}
+
+
+//
+// I_ReadScreen
+//
+void I_ReadScreen (byte* scr)
+{
+    memcpy (scr, screens[0], SCREENWIDTH*SCREENHEIGHT);
+}
+
+
+//
+// I_SetPalette
+//
+void I_SetPalette (byte* palette)
+{
+    int	i;
+
+    for (i=0 ; i<256 ; i++, palette+=3) {
+    	colors[i] = RGB(gammatable[usegamma][palette[0]], gammatable[usegamma][palette[1]], gammatable[usegamma][palette[2]]);
+    }
+}
+
+
+void I_InitGraphics(void)
+{
+	screens[0] = gfxAlloc(SCREENWIDTH*SCREENHEIGHT);
+}