mirror of
https://git.code.sf.net/p/quake/quakeforge
synced 2024-11-22 20:41:20 +00:00
a561558748
While the console background is broken in that alpha doesn't work, it's now rendered correctly in all renderers.
380 lines
8.4 KiB
C
380 lines
8.4 KiB
C
/*
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graphics.c
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Basic game engine builtins
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Copyright (C) 2012 Bill Currie <bill@taniwha.org>
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Author: Bill Currie <bill@taniwha.org>
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Date: 2012/7/24
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to:
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Free Software Foundation, Inc.
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59 Temple Place - Suite 330
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Boston, MA 02111-1307, USA
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*/
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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static __attribute__ ((used)) const char rcsid[] = "$Id$";
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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#include <unistd.h>
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#include <errno.h>
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#include <string.h>
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#include "QF/cbuf.h"
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#include "QF/draw.h"
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#include "QF/image.h"
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#include "QF/input.h"
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#include "QF/progs.h"
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#include "QF/quakefs.h"
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#include "QF/render.h"
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#include "QF/ruamoko.h"
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#include "QF/screen.h"
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#include "QF/sound.h"
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#include "QF/input/event.h"
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#include "QF/math/bitop.h"
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#include "QF/plugin/console.h"
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#include "QF/plugin/vid_render.h"
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#include "QF/ui/canvas.h"
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#include "QF/ui/font.h"
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#include "QF/ui/text.h"
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#include "rua_internal.h"
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#include "ruamoko/qwaq/qwaq.h"
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CLIENT_PLUGIN_PROTOS
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static plugin_list_t client_plugin_list[] = {
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CLIENT_PLUGIN_LIST
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};
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double con_frametime;
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double con_realtime, basetime;
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double old_conrealtime;
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static void
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quit_f (void)
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{
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if (!con_module)
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Sys_Printf ("I hope you wanted to quit\n");
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Sys_Quit ();
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}
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static progs_t *bi_rprogs;
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static pr_func_t qc2d;
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static int event_handler_id;
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static canvas_system_t canvas_sys;
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static void
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bi_2d (void)
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{
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if (qc2d)
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PR_ExecuteProgram (bi_rprogs, qc2d);
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}
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static SCR_Func bi_2dfuncs[] = {
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bi_2d,
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// Con_DrawConsole,
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0,
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};
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static void
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bi_newscene (progs_t *pr, void *_res)
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{
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pr_ulong_t scene_id = P_ULONG (pr, 0);
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SCR_NewScene (Scene_GetScene (pr, scene_id));
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}
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static void
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bi_refresh (progs_t *pr, void *_res)
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{
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con_realtime = Sys_DoubleTime () - basetime;
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con_frametime = con_realtime - old_conrealtime;
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old_conrealtime = con_realtime;
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bi_rprogs = pr;
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IN_ProcessEvents ();
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//GIB_Thread_Execute ();
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Cbuf_Execute_Stack (qwaq_cbuf);
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SCR_UpdateScreen (nulltransform, con_realtime, bi_2dfuncs);
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R_FLOAT (pr) = con_frametime;
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}
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static void
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bi_refresh_2d (progs_t *pr, void *_res)
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{
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qc2d = P_FUNCTION (pr, 0);
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}
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static void
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bi_setpalette (progs_t *pr, void *_res)
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{
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byte *palette = (byte *) P_GPOINTER (pr, 0);
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byte *colormap = (byte *) P_GPOINTER (pr, 1);
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VID_SetPalette (palette, colormap);
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}
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static void
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bi_shutdown (progs_t *pr, void *_res)
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{
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Sys_Shutdown ();
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}
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#define bi(x,n,np,params...) {#x, bi_##x, n, np, {params}}
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#define p(type) PR_PARAM(type)
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static builtin_t builtins[] = {
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bi(newscene, -1, 1, p(long)),
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bi(refresh, -1, 0),
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bi(refresh_2d, -1, 1, p(func)),
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bi(setpalette, -1, 2, p(ptr), p(ptr)),
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bi(shutdown, -1, 0),
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{0}
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};
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static int
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event_handler (const IE_event_t *ie_event, void *_pr)
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{
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return IN_Binding_HandleEvent (ie_event);
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}
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static void
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BI_shutdown (void *data)
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{
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}
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static byte default_palette[256][3];
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static byte *
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write_raw_rgb (byte *dst, byte r, byte g, byte b)
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{
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*dst++ = r;
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*dst++ = g;
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*dst++ = b;
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return dst;
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}
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static byte *
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write_rgb (byte *dst, byte r, byte g, byte b)
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{
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#define shift(x) (((x) << 2) | (((x) & 0x3f) >> 4))
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*dst++ = shift(r);
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*dst++ = shift(g);
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*dst++ = shift(b);
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return dst;
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#undef shift
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}
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static byte *
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write_grey (byte *dst, byte grey)
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{
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return write_rgb (dst, grey, grey, grey);
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}
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static byte *
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genererate_irgb (byte *dst, byte lo, byte melo, byte mehi, byte hi)
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{
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for (int i = 0; i < 16; i++) {
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byte l = i & 8 ? melo : lo;
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byte h = i & 8 ? hi : mehi;
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byte r = i & 4 ? h : l;
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byte g = i & 2 ? h : l;
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byte b = i & 1 ? h : l;
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if (i == 6) { // make dim yellow brown
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g = melo;
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}
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dst = write_rgb (dst, r, g, b);
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}
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return dst;
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}
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static byte *
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write_run (byte *dst, byte *hue, byte ch, const byte *levels)
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{
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byte rgb[3] = {
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*hue & 4 ? levels[4] : levels[0],
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*hue & 2 ? levels[4] : levels[0],
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*hue & 1 ? levels[4] : levels[0],
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};
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byte chan = 2 - BITOP_LOG2 (ch);
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int ind = *hue & ch ? 4 : 0;
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int dir = *hue & ch ? -1 : 1;
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for (int i = 0; i < 4; i++, ind += dir) {
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rgb[chan] = levels[ind];
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dst = write_rgb (dst, rgb[0], rgb[1], rgb[2]);
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}
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*hue ^= ch;
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return dst;
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}
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static byte *
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write_cycle (byte *dst, byte lo, byte melo, byte me, byte mehi, byte hi)
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{
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const byte levels[] = { lo, melo, me, mehi, hi };
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byte hue = 1;
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dst = write_run (dst, &hue, 4, levels);
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dst = write_run (dst, &hue, 1, levels);
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dst = write_run (dst, &hue, 2, levels);
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dst = write_run (dst, &hue, 4, levels);
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dst = write_run (dst, &hue, 1, levels);
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dst = write_run (dst, &hue, 2, levels);
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return dst;
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}
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static void
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generate_palette (void)
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{
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const byte grey[] = {
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0, 5, 8, 11, 14, 17, 20, 24,
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28, 32, 36, 40, 45, 50, 56, 63,
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};
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byte *dst = default_palette[0];
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dst = genererate_irgb (dst, 0, 21, 42, 63);
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for (int i = 0; i < 16; i++) {
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dst = write_grey (dst, grey[i]);
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}
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dst = write_cycle (dst, 11, 12, 13, 15, 16);
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dst = write_cycle (dst, 8, 10, 12, 14, 16);
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dst = write_cycle (dst, 0, 4, 8, 12, 16);
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dst = write_cycle (dst, 20, 22, 24, 26, 28);
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dst = write_cycle (dst, 14, 17, 21, 24, 28);
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dst = write_cycle (dst, 0, 7, 14, 21, 28);
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dst = write_cycle (dst, 45, 49, 54, 58, 63);
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dst = write_cycle (dst, 31, 39, 47, 55, 63);
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dst = write_cycle (dst, 0, 16, 31, 47, 63);
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// std is black, but want vis trans and some phosphors
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dst = write_raw_rgb (dst, 40, 40, 40);
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dst = write_raw_rgb (dst, 40, 127, 40);
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dst = write_raw_rgb (dst, 51, 255, 51);
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dst = write_raw_rgb (dst, 102, 255, 102);
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dst = write_raw_rgb (dst, 127, 102, 0);
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dst = write_raw_rgb (dst, 255, 176, 0);
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dst = write_raw_rgb (dst, 255, 204, 0);
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dst = write_raw_rgb (dst, 176, 160, 176);
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}
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static byte default_colormap[64 * 256 + 1] = { [64 * 256] = 32 };
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static void
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generate_colormap (void)
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{
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byte colors[64][256][3];
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tex_t tex = {
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.width = 256,
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.height = 64,
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.format = tex_rgb,
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.data = colors[0][0],
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};
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// baseline colors
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for (int i = 0; i < 256; i++) {
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VectorCopy (default_palette[i], colors[31][i]);
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VectorCopy (default_palette[i], colors[32][i]);
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}
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for (int i = 0; i < 64; i++) {
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// main colors
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if (i < 31 || i > 32) {
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float scale = i < 32 ? 2 - i / 31.0 : 1 - (i - 32) / 31.0;
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for (int j = 0; j < 224; j++) {
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for (int k = 0; k < 3; k++) {
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colors[i][j][k] = bound (0, scale * colors[31][j][k], 255);
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}
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}
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}
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// fullbrights
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memcpy (colors[i][224], colors[31][224], 32 * 3);
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}
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tex_t *cmap = ConvertImage (&tex, default_palette[0]);
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// the colormap has an extra byte indicating the number of fullbright
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// entries, but that byte is not in the image, so don't try to copy it,
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// thus the - 1
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memcpy (default_colormap, cmap->data, sizeof (default_colormap) - 1);
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free (cmap);
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}
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void
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BI_Graphics_Init (progs_t *pr)
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{
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qwaq_thread_t *thread = PR_Resources_Find (pr, "qwaq_thread");
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PR_RegisterBuiltins (pr, builtins, 0);
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QFS_Init (thread->hunk, "nq");
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PI_Init ();
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PI_RegisterPlugins (client_plugin_list);
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Sys_RegisterShutdown (BI_shutdown, pr);
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VID_Init_Cvars ();
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IN_Init_Cvars ();
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Mod_Init_Cvars ();
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S_Init_Cvars ();
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generate_palette ();
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generate_colormap ();
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VID_Init (default_palette[0], default_colormap);
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IN_Init ();
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Mod_Init ();
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R_Init ();
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Font_Init ();
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R_Progs_Init (pr);
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RUA_Game_Init (pr, thread->rua_security);
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S_Progs_Init (pr);
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event_handler_id = IE_Add_Handler (event_handler, pr);
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IE_Set_Focus (event_handler_id);
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Con_Load ("client");
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__auto_type reg = ECS_NewRegistry ();
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Canvas_InitSys (&canvas_sys, reg);
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if (con_module) {
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__auto_type cd = con_module->data->console;
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cd->realtime = &con_realtime;
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cd->frametime = &con_frametime;
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cd->quit = quit_f;
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cd->cbuf = qwaq_cbuf;
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cd->component_base = ECS_RegisterComponents (reg, cd->components,
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cd->num_components);
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cd->canvas_sys = &canvas_sys;
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}
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ECS_CreateComponentPools (reg);
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//Key_SetKeyDest (key_game);
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Con_Init ();
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S_Init (0, &con_frametime);
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//CDAudio_Init ();
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Con_NewMap ();
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basetime = Sys_DoubleTime ();
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}
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