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quakeforge-old/common/vid_ggi.c

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Oops, the GGI target won't work too well without this file...
2000-01-02 10:07:08 +00:00
/*
Copyright (C) 1996-1997 Id Software, Inc.
Copyright (C) 1999 Marcus Sundberg [mackan@stacken.kth.se]
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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
// vid_ggi.c -- general LibGGI video driver
#define _BSD
#include <ctype.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <ggi/ggi.h>
#include "quakedef.h"
#include "d_local.h"
viddef_t vid; // global video state
unsigned short d_8to16table[256];
cvar_t _windowed_mouse = {"_windowed_mouse","0", true};
cvar_t m_filter = {"m_filter","0", true};
#define NUM_STDBUTTONS 3
#define NUM_BUTTONS 10
static qboolean mouse_avail;
static float mouse_x, mouse_y;
static float old_mouse_x, old_mouse_y;
static int p_mouse_x;
static int p_mouse_y;
static ggi_visual_t ggivis = NULL;
static ggi_mode mode;
static const ggi_directbuffer *dbuf1 = NULL, *dbuf2 = NULL;
static uint8 *drawptr = NULL;
static void *frameptr[2] = { NULL, NULL };
static void *oneline = NULL;
static void *palette = NULL;
static int curframe = 0;
static int realwidth, realheight;
static int doublebuffer;
static int scale;
static int stride, drawstride;
static int pixelsize;
static int usedbuf, havedbuf;
static long GGI_highhunkmark, GGI_buffersize;
static int vid_surfcachesize;
static void *vid_surfcache;
static void
do_scale8(int xsize, int ysize, uint8 *dest, uint8 *src)
{
int i, j, destinc = stride*2-xsize*2;
for (j = 0; j < ysize; j++) {
for (i = 0; i < xsize; /* i is incremented below */) {
register uint32 pix1 = src[i++], pix2 = src[i++];
#ifdef GGI_LITTLE_ENDIAN
*((uint32 *) (dest + stride))
= *((uint32 *) dest)
= (pix1 | (pix1 << 8)
| (pix2 << 16) | (pix2 << 24));
#else
*((uint32 *) (dest + stride))
= *((uint32 *) dest)
= (pix2 | (pix2 << 8)
| (pix1 << 16) | (pix1 << 24));
#endif
dest += 4;
}
dest += destinc;
src += xsize;
}
}
static void
do_scale16(int xsize, int ysize, uint8 *dest, uint8 *src)
{
int i, j, destinc = stride*2-xsize*4;
uint16 *palptr = palette;
for (j = 0; j < ysize; j++) {
for (i = 0; i < xsize; /* i is incremented below */) {
register uint32 pixel = palptr[src[i++]];
*((uint32 *) (dest + stride))
= *((uint32 *) dest)
= pixel | (pixel << 16);
dest += 4;
}
dest += destinc;
src += xsize;
}
}
static void
do_scale32(int xsize, int ysize, uint8 *dest, uint8 *src)
{
int i, j, destinc = stride*2-xsize*8;
uint32 *palptr = palette;
for (j = 0; j < ysize; j++) {
for (i = 0; i < xsize; /* i is incremented below */) {
register uint32 pixel = palptr[src[i++]];
*((uint32 *) (dest + stride))
= *((uint32 *) (dest)) = pixel;
dest += 4;
*((uint32 *) (dest + stride))
= *((uint32 *) (dest)) = pixel;
dest += 4;
}
dest += destinc;
src += xsize;
}
}
static void
do_copy8(int xsize, int ysize, uint8 *dest, uint8 *src)
{
int i, j;
uint8 *palptr = palette;
for (j = 0; j < ysize; j++) {
for (i = 0; i < xsize; i++) {
dest[i] = palptr[src[i]];
}
dest += stride;
src += xsize;
}
}
static void
do_copy16(int xsize, int ysize, void *destptr, uint8 *src)
{
int i, j, destinc = (stride/2 - xsize)/2;
uint16 *palptr = palette;
uint32 *dest = destptr;
for (j = 0; j < ysize; j++) {
for (i = 0; i < xsize; /* i is incremented below */) {
register uint32 pixel = palptr[src[i++]];
#ifdef GGI_LITTLE_ENDIAN
*(dest++) = pixel | (palptr[src[i++]] << 16);
#else
*(dest++) = (palptr[src[i++]] << 16) | pixel;
#endif
}
dest += destinc;
src += xsize;
}
}
static void
do_copy32(int xsize, int ysize, uint32 *dest, uint8 *src)
{
int i, j, destinc = stride/4;
uint32 *palptr = palette;
for (j = 0; j < ysize; j++) {
for (i = 0; i < xsize; i++) {
dest[i] = palptr[src[i]];
}
dest += destinc;
src += xsize;
}
}
// ========================================================================
// Tragic death handler
// ========================================================================
void ResetFrameBuffer(void)
{
if (d_pzbuffer)
{
D_FlushCaches ();
Hunk_FreeToHighMark (GGI_highhunkmark);
d_pzbuffer = NULL;
}
GGI_highhunkmark = Hunk_HighMark ();
// alloc an extra line in case we want to wrap, and allocate the z-buffer
GGI_buffersize = vid.width * vid.height * sizeof (*d_pzbuffer);
vid_surfcachesize = D_SurfaceCacheForRes (vid.width, vid.height);
GGI_buffersize += vid_surfcachesize;
d_pzbuffer = Hunk_HighAllocName (GGI_buffersize, "video");
if (d_pzbuffer == NULL)
Sys_Error ("Not enough memory for video mode\n");
vid_surfcache = (byte *) d_pzbuffer
+ vid.width * vid.height * sizeof (*d_pzbuffer);
D_InitCaches(vid_surfcache, vid_surfcachesize);
}
// Called at startup to set up translation tables, takes 256 8 bit RGB values
// the palette data will go away after the call, so it must be copied off if
// the video driver will need it again
void VID_Init(unsigned char *pal)
{
int pnum, i;
/* Initalize sound */
S_Init();
vid.width = GGI_AUTO;
vid.height = GGI_AUTO;
srandom(getpid());
if (ggiInit() < 0) {
Sys_Error("VID: Unable to init LibGGI\n");
}
ggivis = ggiOpen(NULL);
if (!ggivis) {
Sys_Error("VID: Unable to open default visual\n");
}
/* Go into async mode */
ggiSetFlags(ggivis, GGIFLAG_ASYNC);
/* check for command-line window size */
if ((pnum=COM_CheckParm("-winsize")))
{
if (pnum >= com_argc-2)
Sys_Error("VID: -winsize <width> <height>\n");
vid.width = Q_atoi(com_argv[pnum+1]);
vid.height = Q_atoi(com_argv[pnum+2]);
if (!vid.width || !vid.height)
Sys_Error("VID: Bad window width/height\n");
}
if ((pnum=COM_CheckParm("-width"))) {
if (pnum >= com_argc-1)
Sys_Error("VID: -width <width>\n");
vid.width = Q_atoi(com_argv[pnum+1]);
if (!vid.width)
Sys_Error("VID: Bad window width\n");
}
if ((pnum=COM_CheckParm("-height"))) {
if (pnum >= com_argc-1)
Sys_Error("VID: -height <height>\n");
vid.height = Q_atoi(com_argv[pnum+1]);
if (!vid.height)
Sys_Error("VID: Bad window height\n");
}
scale = COM_CheckParm("-scale");
/* specify a LibGGI mode */
if ((pnum=COM_CheckParm("-ggimode")))
{
if (pnum >= com_argc-1)
Sys_Error("VID: -ggimode <mode>\n");
ggiParseMode(com_argv[pnum+1], &mode);
} else {
/* This will give the default mode */
ggiParseMode("", &mode);
/* Now put in any parameters given above */
mode.visible.x = vid.width;
mode.visible.y = vid.height;
}
if (scale) {
mode.visible.x *= 2;
mode.visible.y *= 2;
}
/* We prefer 8 bit mode unless otherwise specified */
if (mode.graphtype == GT_AUTO) mode.graphtype = GT_8BIT;
/* We want double buffering if possible */
if (mode.frames == GGI_AUTO) {
ggi_mode tmpmode = mode;
tmpmode.frames = 2;
if (ggiCheckMode(ggivis, &tmpmode) == 0) {
mode = tmpmode;
} else {
tmpmode.frames = 2;
if (ggiCheckMode(ggivis, &tmpmode) == 0) {
mode = tmpmode;
}
}
}
if (ggiSetMode(ggivis, &mode) != 0) {
/* Try again with suggested mode */
if (ggiSetMode(ggivis, &mode) != 0) {
Sys_Error("VID: LibGGI can't set any modes!\n");
}
}
/* Pixel size must be 1, 2 or 4 bytes */
if (GT_SIZE(mode.graphtype) != 8 &&
GT_SIZE(mode.graphtype) != 16 &&
GT_SIZE(mode.graphtype) != 32) {
if (GT_SIZE(mode.graphtype) == 24) {
Sys_Error("VID: 24 bits per pixel not supported - try using the palemu target.\n");
} else {
Sys_Error("VID: %d bits per pixel not supported by GGI Quake.\n",
GT_SIZE(mode.graphtype));
}
}
realwidth = mode.visible.x;
realheight = mode.visible.y;
if (scale) {
vid.width = realwidth / 2;
vid.height = realheight / 2;
} else {
vid.width = realwidth;
vid.height = realheight;
}
if (mode.frames >= 2) doublebuffer = 1;
else doublebuffer = 0;
pixelsize = (GT_SIZE(mode.graphtype)+7) / 8;
if (mode.graphtype != GT_8BIT) {
if ((palette = malloc(pixelsize*256)) == NULL) {
Sys_Error("VID: Unable to allocate palette table\n");
}
}
VID_SetPalette(pal);
usedbuf = havedbuf = 0;
drawstride = vid.width;
stride = realwidth*pixelsize;
if ((dbuf1 = ggiDBGetBuffer(ggivis, 0)) != NULL &&
(dbuf1->type & GGI_DB_SIMPLE_PLB)) {
havedbuf = 1;
stride = dbuf1->buffer.plb.stride;
if (doublebuffer) {
if ((dbuf2 = ggiDBGetBuffer(ggivis, 1)) == NULL ||
!(dbuf2->type & GGI_DB_SIMPLE_PLB)) {
/* Only one DB? No double buffering then */
doublebuffer = 0;
}
}
if (doublebuffer) {
fprintf(stderr, "VID: Got two DirectBuffers\n");
} else {
fprintf(stderr, "VID: Got one DirectBuffer\n");
}
if (doublebuffer && !scale && !palette) {
usedbuf = 1;
drawstride = stride;
frameptr[0] = dbuf1->write;
if (doublebuffer) {
frameptr[1] = dbuf2->write;
} else {
frameptr[1] = frameptr[0];
}
drawptr = frameptr[0];
fprintf(stderr, "VID: Drawing into DirectBuffer\n");
}
}
if (!usedbuf) {
if ((drawptr = malloc(vid.width * vid.height)) == NULL) {
Sys_Error("VID: Unable to allocate draw buffer\n");
}
if (!havedbuf && (scale || palette)) {
int linesize = pixelsize*realwidth;
if (scale) linesize *= 4;
if ((oneline = malloc(linesize)) == NULL) {
Sys_Error("VID: Unable to allocate line buffer\n");
}
}
fprintf(stderr,
"VID: Drawing into offscreen memory\n");
}
ResetFrameBuffer();
curframe = 0;
vid.maxwarpwidth = WARP_WIDTH;
vid.maxwarpheight = WARP_HEIGHT;
vid.numpages = doublebuffer ? 2 : 1;
vid.colormap = host_colormap;
vid.buffer = drawptr;
vid.rowbytes = drawstride;
vid.direct = drawptr;
vid.conbuffer = vid.buffer;
vid.conrowbytes = vid.rowbytes;
vid.conwidth = vid.width;
vid.conheight = vid.height;
vid.aspect = ((float)vid.height / (float)vid.width) * (320.0 / 240.0);
vid.fullbright = 256 - LittleLong (*((int *)vid.colormap + 2048));
}
void VID_ShiftPalette(unsigned char *pal)
{
VID_SetPalette(pal);
}
void VID_SetPalette(unsigned char *pal)
{
int i;
ggi_color colors[256];
for (i=0 ; i<256 ; i++) {
colors[i].r = pal[i*3] * 257;
colors[i].g = pal[i*3+1] * 257;
colors[i].b = pal[i*3+2] * 257;
}
if (palette) {
ggiPackColors(ggivis, palette, colors, 256);
} else {
ggiSetPalette(ggivis, 0, 256, colors);
}
}
// Called at shutdown
void VID_Shutdown (void)
{
Con_Printf("VID_Shutdown\n");
if (!usedbuf) {
free(drawptr);
drawptr = NULL;
}
if (oneline) {
free(oneline);
oneline = NULL;
}
if (palette) {
free(palette);
palette = NULL;
}
if (ggivis) {
ggiClose(ggivis);
ggivis = NULL;
}
ggiExit();
}
// flushes the given rectangles from the view buffer to the screen
void VID_Update(vrect_t *rects)
{
int height = 0;
#if 0
// if the window changes dimension, skip this frame
if (config_notify)
{
fprintf(stderr, "config notify\n");
config_notify = 0;
vid.width = config_notify_width & ~7;
vid.height = config_notify_height;
if (doShm)
ResetSharedFrameBuffers();
else
ResetFrameBuffer();
vid.rowbytes = x_framebuffer[0]->bytes_per_line;
vid.buffer = x_framebuffer[curframe]->data;
vid.conbuffer = vid.buffer;
vid.conwidth = vid.width;
vid.conheight = vid.height;
vid.conrowbytes = vid.rowbytes;
vid.recalc_refdef = 1; // force a surface cache flush
Con_CheckResize();
Con_Clear_f();
return;
}
// force full update if not 8bit
if (x_visinfo->depth != 8) {
extern int scr_fullupdate;
scr_fullupdate = 0;
}
#endif
while (rects) {
int y = rects->y + rects->height;
if (y > height) height = y;
rects = rects->pnext;
}
if (!usedbuf) {
int i;
if (havedbuf) {
if (ggiResourceAcquire(dbuf1->resource,
GGI_ACTYPE_WRITE) != 0 ||
(doublebuffer ?
ggiResourceAcquire(dbuf2->resource,
GGI_ACTYPE_WRITE) != 0
: 0)) {
ggiPanic("Unable to acquire DirectBuffer!\n");
}
/* ->write is allowed to change at acquire time */
frameptr[0] = dbuf1->write;
if (doublebuffer) {
frameptr[1] = dbuf2->write;
} else {
frameptr[1] = frameptr[0];
}
}
if (scale) {
switch (pixelsize) {
case 1: if (havedbuf) {
do_scale8(vid.width, height,
frameptr[curframe], drawptr);
} else {
uint8 *buf = drawptr;
for (i=0; i < height; i++) {
do_scale8(vid.width, 1, oneline,buf);
ggiPutBox(ggivis, 0, i*2, realwidth,
2, oneline);
buf += vid.width;
}
}
break;
case 2: if (havedbuf) {
do_scale16(vid.width, height,
frameptr[curframe], drawptr);
} else {
uint8 *buf = drawptr;
for (i=0; i < height; i++) {
do_scale16(vid.width, 1,
oneline, buf);
ggiPutBox(ggivis, 0, i*2, realwidth,
2, oneline);
buf += vid.width;
}
}
break;
case 4: if (havedbuf) {
do_scale32(vid.width, height,
frameptr[curframe], drawptr);
} else {
uint8 *buf = drawptr;
for (i=0; i < height; i++) {
do_scale32(vid.width, 1,
oneline, buf);
ggiPutBox(ggivis, 0, i*2, realwidth,
2, oneline);
buf += vid.width;
}
}
break;
}
} else if (palette) {
switch (pixelsize) {
case 1: if (havedbuf) {
do_copy8(vid.width, height,
frameptr[curframe], drawptr);
} else {
uint8 *buf = drawptr;
for (i=0; i < height; i++) {
do_copy8(vid.width, 1, oneline,buf);
ggiPutBox(ggivis, 0, i, realwidth,
1, oneline);
buf += vid.width;
}
}
break;
case 2: if (havedbuf) {
do_copy16(vid.width, height,
frameptr[curframe], drawptr);
} else {
uint8 *buf = drawptr;
for (i=0; i < height; i++) {
do_copy16(vid.width, 1,
oneline, buf);
ggiPutBox(ggivis, 0, i, realwidth,
1, oneline);
buf += vid.width;
}
}
break;
case 4: if (havedbuf) {
do_copy32(vid.width, height,
frameptr[curframe], drawptr);
} else {
uint8 *buf = drawptr;
for (i=0; i < height; i++) {
do_copy32(vid.width, 1,
oneline, buf);
ggiPutBox(ggivis, 0, i, realwidth,
1, oneline);
buf += vid.width;
}
}
break;
}
} else {
ggiPutBox(ggivis, 0, 0, vid.width, height,
drawptr);
}
if (havedbuf) {
ggiResourceRelease(dbuf1->resource);
if (doublebuffer) {
ggiResourceRelease(dbuf2->resource);
}
}
}
if (doublebuffer) {
ggiSetDisplayFrame(ggivis, curframe);
curframe = !curframe;
if (usedbuf) {
vid.buffer = vid.conbuffer = vid.direct
= drawptr = frameptr[curframe];
}
ggiSetWriteFrame(ggivis, curframe);
}
#if 0
if (GT_SIZE(mode.graphtype) == 16) {
do_copy16(vid.width, height,
(uint16*)frameptr, drawptr);
} else if (GT_SIZE(mode.graphtype) == 32) {
do_copy32(vid.width, height,
(uint32*)frameptr, drawptr);
}
#endif
ggiFlush(ggivis);
}
void D_BeginDirectRect(int x, int y, byte *pbitmap, int width, int height)
{
// direct drawing of the "accessing disk" icon isn't supported under Linux
}
void D_EndDirectRect (int x, int y, int width, int height)
{
// direct drawing of the "accessing disk" icon isn't supported under Linux
}
/*
***************************************************************************
Input handling
***************************************************************************
*/
static int XLateKey(ggi_key_event *ev)
{
int key = 0;
if (GII_KTYP(ev->label) == GII_KT_DEAD) {
ev->label = GII_KVAL(ev->label);
}
switch(ev->label) {
case GIIK_P9:
case GIIK_PageUp: key = K_PGUP; break;
case GIIK_P3:
case GIIK_PageDown: key = K_PGDN; break;
case GIIK_P7:
case GIIK_Home: key = K_HOME; break;
case GIIK_P1:
case GIIK_End: key = K_END; break;
case GIIK_P4:
case GIIK_Left: key = K_LEFTARROW; break;
case GIIK_P6:
case GIIK_Right: key = K_RIGHTARROW; break;
case GIIK_P2:
case GIIK_Down: key = K_DOWNARROW; break;
case GIIK_P8:
case GIIK_Up: key = K_UPARROW; break;
case GIIUC_Escape: key = K_ESCAPE; break;
case GIIK_PEnter:
case GIIUC_Return: key = K_ENTER; break;
case GIIUC_Tab: key = K_TAB; break;
case GIIK_F1: key = K_F1; break;
case GIIK_F2: key = K_F2; break;
case GIIK_F3: key = K_F3; break;
case GIIK_F4: key = K_F4; break;
case GIIK_F5: key = K_F5; break;
case GIIK_F6: key = K_F6; break;
case GIIK_F7: key = K_F7; break;
case GIIK_F8: key = K_F8; break;
case GIIK_F9: key = K_F9; break;
case GIIK_F10: key = K_F10; break;
case GIIK_F11: key = K_F11; break;
case GIIK_F12: key = K_F12; break;
case GIIUC_BackSpace: key = K_BACKSPACE; break;
case GIIK_PSeparator:
case GIIK_PDecimal:
case GIIUC_Delete: key = K_DEL; break;
case GIIK_Pause: key = K_PAUSE; break;
case GIIK_ShiftL:
case GIIK_ShiftR: key = K_SHIFT; break;
case GIIK_Execute:
case GIIK_CtrlL:
case GIIK_CtrlR: key = K_CTRL; break;
case GIIK_AltL:
case GIIK_MetaL:
case GIIK_AltR:
case GIIK_MetaR:
case GIIK_AltGr:
case GIIK_ModeSwitch: key = K_ALT; break;
case GIIK_P5:
case GIIK_PBegin: key = K_AUX32; break;
case GIIK_Insert:
case GIIK_P0: key = K_INS; break;
case GIIK_PStar: key = '*'; break;
case GIIK_PPlus: key = '+'; break;
case GIIK_PMinus: key = '-'; break;
case GIIK_PSlash: key = '/'; break;
case GIIUC_Comma: case GIIUC_Minus: case GIIUC_Period:
key = ev->label;
break;
case GIIUC_Section: key = '~'; break;
default:
if (ev->label >= 0 && ev->label <= 9) return ev->label;
if (ev->label >= 'A' && ev->label <= 'Z') {
return ev->label - 'A' + 'a';
}
if (ev->label >= 'a' && ev->label <= 'z') return ev->label;
if (ev->sym <= 0x7f) {
key = ev->sym;
if (key >= 'A' && key <= 'Z') {
key = key - 'A' + 'a';
}
return key;
}
if (ev->label <= 0x7f) {
return ev->label;
}
break;
}
return key;
}
static int config_notify=0;
static int config_notify_width;
static int config_notify_height;
static void GetEvent(void)
{
ggi_event ev;
uint32 b;
ggiEventRead(ggivis, &ev, emAll);
switch(ev.any.type) {
case evKeyPress:
Key_Event(XLateKey(&ev.key), true);
break;
case evKeyRelease:
Key_Event(XLateKey(&ev.key), false);
break;
case evPtrRelative:
mouse_x += (float) ev.pmove.x;
mouse_y += (float) ev.pmove.y;
break;
case evPtrAbsolute:
mouse_x += (float) (ev.pmove.x-p_mouse_x);
mouse_y += (float) (ev.pmove.y-p_mouse_y);
p_mouse_x = ev.pmove.x;
p_mouse_y = ev.pmove.y;
break;
case evPtrButtonPress:
if (!mouse_avail) return;
b = ev.pbutton.button - 1;
if (b < NUM_STDBUTTONS) {
Key_Event(K_MOUSE1 + b, true);
} else if (b < NUM_BUTTONS) {
Key_Event(K_AUX32 - NUM_BUTTONS + b, true);
}
break;
case evPtrButtonRelease:
if (!mouse_avail) return;
b = ev.pbutton.button - 1;
if (b < NUM_STDBUTTONS) {
Key_Event(K_MOUSE1 + b, false);
} else if (b < NUM_BUTTONS) {
Key_Event(K_AUX32 - NUM_BUTTONS + b, false);
}
break;
#if 0
case ConfigureNotify:
//printf("config notify\n");
config_notify_width = ev.xconfigure.width;
config_notify_height = ev.xconfigure.height;
config_notify = 1;
break;
default:
#endif
}
}
void Sys_SendKeyEvents(void)
{
/* Get events from LibGGI */
if (ggivis) {
struct timeval t = {0,0};
if (ggiEventPoll(ggivis, emAll, &t)) {
int i = ggiEventsQueued(ggivis, emAll);
while (i--) GetEvent();
}
}
}
void IN_Init(void)
{
Cvar_RegisterVariable(&m_filter);
if (COM_CheckParm ("-nomouse")) return;
mouse_x = mouse_y = 0.0;
mouse_avail = 1;
}
void IN_Shutdown(void)
{
mouse_avail = 0;
}
void IN_Commands(void)
{
/* Mouse buttons are sent from GetEvent() */
}
void IN_Move(usercmd_t *cmd)
{
if (!mouse_avail) return;
if (m_filter.value) {
mouse_x = (mouse_x + old_mouse_x) * 0.5;
mouse_y = (mouse_y + old_mouse_y) * 0.5;
}
old_mouse_x = mouse_x;
old_mouse_y = mouse_y;
mouse_x *= sensitivity.value;
mouse_y *= sensitivity.value;
if ( (in_strafe.state & 1) || (lookstrafe.value && (in_mlook.state & 1) ))
cmd->sidemove += m_side.value * mouse_x;
else
cl.viewangles[YAW] -= m_yaw.value * mouse_x;
if (in_mlook.state & 1)
V_StopPitchDrift ();
if ( (in_mlook.state & 1) && !(in_strafe.state & 1)) {
cl.viewangles[PITCH] += m_pitch.value * mouse_y;
if (cl.viewangles[PITCH] > 80)
cl.viewangles[PITCH] = 80;
if (cl.viewangles[PITCH] < -70)
cl.viewangles[PITCH] = -70;
} else {
if ((in_strafe.state & 1) && noclip_anglehack)
cmd->upmove -= m_forward.value * mouse_y;
else
cmd->forwardmove -= m_forward.value * mouse_y;
}
mouse_x = mouse_y = 0.0;
}
Reference in a new issue Copy permalink