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- /*
- ** wt -- a 3d game engine
- **
- ** Copyright (C) 1994 by Chris Laurel
- ** email: claurel@mr.net
- ** snail mail: Chris Laurel, 5700 W Lake St #208, St. Louis Park, MN 55416
- **
- ** 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., 675 Mass Ave, Cambridge, MA 02139, USA.
- */
-
- #include <stdlib.h>
- #include <string.h>
- #include "wt.h"
- #include "error.h"
- #include "wtmem.h"
- #include "framebuf.h"
- #include "graphics.h"
-
-
- Framebuffer *new_framebuffer(int width, int height)
- {
- Framebuffer *fb;
-
- fb = wtmalloc(sizeof(Framebuffer));
- fb->fb_width = width;
- fb->fb_height = height;
- fb->pixels = get_framebuffer_memory(width, height);
-
- return fb;
- }
-
-
- void clear_framebuffer(Framebuffer *fb)
- {
- int i;
- Pixel *p;
-
- memset(fb->pixels, (Pixel) 255, fb->fb_height * fb->fb_width);
-
- p = fb->pixels + fb->fb_width - 1;
- for (i = 0; i < fb->fb_height; i++, p += fb->fb_width)
- *p = 0;
- }
-