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quakeforge/qw/source/in_sdl.c

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/*
in_sdl.c
general sdl input driver
Copyright (C) 1996-1997 Id Software, Inc.
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:
Free Software Foundation, Inc.
59 Temple Place - Suite 330
Boston, MA 02111-1307, USA
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include <SDL.h>
#include "client.h"
#include "cl_input.h"
#include "cl_main.h"
#include "console.h"
#include "cvar.h"
#include "draw.h"
#include "host.h"
#include "input.h"
#include "joystick.h"
#include "keys.h"
#include "menu.h"
#include "sys.h"
#include "qargs.h"
#include "qendian.h"
#include "vid.h"
#include "view.h"
#ifdef WIN32
// fixme: this is evil...
# include <windows.h>
HWND mainwindow;
#endif
cvar_t *_windowed_mouse;
int old_windowed_mouse;
int modestate; // fixme: just to avoid cross-comp.
// errors - remove later
static qboolean mouse_avail;
static float mouse_x, mouse_y;
static int mouse_oldbuttonstate = 0;
extern viddef_t vid; // global video state
/*
IN_SendKeyEvents
*/
void
IN_SendKeyEvents (void)
{
SDL_Event event;
int sym, state, but;
int modstate;
while (SDL_PollEvent (&event)) {
switch (event.type) {
case SDL_KEYDOWN:
case SDL_KEYUP:
sym = event.key.keysym.sym;
state = event.key.state;
modstate = SDL_GetModState ();
switch (sym) {
case SDLK_DELETE:
sym = K_DEL;
break;
case SDLK_BACKSPACE:
sym = K_BACKSPACE;
break;
case SDLK_F1:
sym = K_F1;
break;
case SDLK_F2:
sym = K_F2;
break;
case SDLK_F3:
sym = K_F3;
break;
case SDLK_F4:
sym = K_F4;
break;
case SDLK_F5:
sym = K_F5;
break;
case SDLK_F6:
sym = K_F6;
break;
case SDLK_F7:
sym = K_F7;
break;
case SDLK_F8:
sym = K_F8;
break;
case SDLK_F9:
sym = K_F9;
break;
case SDLK_F10:
sym = K_F10;
break;
case SDLK_F11:
sym = K_F11;
break;
case SDLK_F12:
sym = K_F12;
break;
case SDLK_BREAK:
case SDLK_PAUSE:
sym = K_PAUSE;
break;
case SDLK_UP:
sym = K_UPARROW;
break;
case SDLK_DOWN:
sym = K_DOWNARROW;
break;
case SDLK_RIGHT:
sym = K_RIGHTARROW;
break;
case SDLK_LEFT:
sym = K_LEFTARROW;
break;
case SDLK_INSERT:
sym = K_INS;
break;
case SDLK_HOME:
sym = K_HOME;
break;
case SDLK_END:
sym = K_END;
break;
case SDLK_PAGEUP:
sym = K_PGUP;
break;
case SDLK_PAGEDOWN:
sym = K_PGDN;
break;
case SDLK_RSHIFT:
case SDLK_LSHIFT:
sym = K_SHIFT;
break;
case SDLK_RCTRL:
case SDLK_LCTRL:
sym = K_CTRL;
break;
case SDLK_RALT:
case SDLK_LALT:
sym = K_ALT;
break;
case SDLK_CAPSLOCK:
sym = K_CAPSLOCK;
break;
case SDLK_KP0:
if (modstate & KMOD_NUM)
sym = K_INS;
else
sym = SDLK_0;
break;
case SDLK_KP1:
if (modstate & KMOD_NUM)
sym = K_END;
else
sym = SDLK_1;
break;
case SDLK_KP2:
if (modstate & KMOD_NUM)
sym = K_DOWNARROW;
else
sym = SDLK_2;
break;
case SDLK_KP3:
if (modstate & KMOD_NUM)
sym = K_PGDN;
else
sym = SDLK_3;
break;
case SDLK_KP4:
if (modstate & KMOD_NUM)
sym = K_LEFTARROW;
else
sym = SDLK_4;
break;
case SDLK_KP5:
sym = SDLK_5;
break;
case SDLK_KP6:
if (modstate & KMOD_NUM)
sym = K_RIGHTARROW;
else
sym = SDLK_6;
break;
case SDLK_KP7:
if (modstate & KMOD_NUM)
sym = K_HOME;
else
sym = SDLK_7;
break;
case SDLK_KP8:
if (modstate & KMOD_NUM)
sym = K_UPARROW;
else
sym = SDLK_8;
break;
case SDLK_KP9:
if (modstate & KMOD_NUM)
sym = K_PGUP;
else
sym = SDLK_9;
break;
case SDLK_KP_PERIOD:
if (modstate & KMOD_NUM)
sym = K_DEL;
else
sym = SDLK_PERIOD;
break;
case SDLK_KP_DIVIDE:
sym = SDLK_SLASH;
break;
case SDLK_KP_MULTIPLY:
sym = SDLK_ASTERISK;
break;
case SDLK_KP_MINUS:
sym = SDLK_MINUS;
break;
case SDLK_KP_PLUS:
sym = SDLK_PLUS;
break;
case SDLK_KP_ENTER:
sym = SDLK_RETURN;
break;
case SDLK_KP_EQUALS:
sym = SDLK_EQUALS;
break;
}
// If we're not directly handled and still above 255
// just force it to 0
if (sym > 255)
sym = 0;
Key_Event (sym, -1, state);
break;
case SDL_MOUSEBUTTONDOWN:
case SDL_MOUSEBUTTONUP:
but = event.button.button;
if (but == 2)
but = 3;
else if (but == 3)
but = 2;
switch (but) {
case 1:
case 2:
case 3:
Key_Event (K_MOUSE1 + but - 1, 0, event.type
== SDL_MOUSEBUTTONDOWN);
break;
case 4:
Key_Event (K_MWHEELUP, 0,
event.type == SDL_MOUSEBUTTONDOWN);
break;
case 5:
Key_Event (K_MWHEELDOWN, 0,
event.type == SDL_MOUSEBUTTONDOWN);
break;
}
break;
case SDL_MOUSEMOTION:
if (_windowed_mouse->value) {
if ((event.motion.x != (vid.width / 2))
|| (event.motion.y != (vid.height / 2))) {
// *2 for vid_sdl.c, *10 for vid_sgl.c.
mouse_x = event.motion.xrel * 5;
mouse_y = event.motion.yrel * 5;
if (
(event.motion.x <
((vid.width / 2) - (vid.width / 4)))
|| (event.motion.x >
((vid.width / 2) + (vid.width / 4)))
|| (event.motion.y <
((vid.height / 2) - (vid.height / 4)))
|| (event.motion.y >
((vid.height / 2) + (vid.height / 4))))
SDL_WarpMouse (vid.width / 2, vid.height / 2);
}
} else {
// following are *2 in vid_sdl.c, vid_sgl.c is *10
mouse_x = event.motion.xrel * 5;
mouse_y = event.motion.yrel * 5;
}
break;
case SDL_QUIT:
CL_Disconnect ();
Sys_Quit ();
break;
default:
break;
}
}
}
void
IN_Commands (void)
{
JOY_Command ();
if (old_windowed_mouse != _windowed_mouse->value) {
old_windowed_mouse = _windowed_mouse->value;
if (!_windowed_mouse->value) {
// SDL_ShowCursor (0);
SDL_WM_GrabInput (SDL_GRAB_OFF);
} else {
SDL_WM_GrabInput (SDL_GRAB_ON);
// SDL_ShowCursor (1);
}
}
}
void
IN_Init (void)
{
JOY_Init ();
if (COM_CheckParm ("-nomouse") && !_windowed_mouse->value)
return;
mouse_x = mouse_y = 0.0;
mouse_avail = 1;
// SDL_ShowCursor (0);
// SDL_WM_GrabInput (SDL_GRAB_ON);
// FIXME: disable DGA if in_dgamouse says to.
}
void
IN_Init_Cvars (void)
{
JOY_Init_Cvars ();
_windowed_mouse = Cvar_Get ("_windowed_mouse", "0", CVAR_ARCHIVE, "If set to 1, quake will grab the mouse in X");
// m_filter = Cvar_Get ("m_filter", "0", CVAR_ARCHIVE, "Toggle mouse input filtering");
}
void
IN_Shutdown (void)
{
mouse_avail = 0;
}
void
IN_Frame (void)
{
int i;
int mouse_buttonstate;
if (!mouse_avail)
return;
i = SDL_GetMouseState (NULL, NULL);
/* Quake swaps the second and third buttons */
mouse_buttonstate = (i & ~0x06) | ((i & 0x02) << 1) | ((i & 0x04) >> 1);
for (i = 0; i < 3; i++) {
if ((mouse_buttonstate & (1 << i))
&& !(mouse_oldbuttonstate & (1 << i))) Key_Event (K_MOUSE1 + i, 0,
true);
if (!(mouse_buttonstate & (1 << i))
&& (mouse_oldbuttonstate & (1 << i))) Key_Event (K_MOUSE1 + i, 0,
false);
}
mouse_oldbuttonstate = mouse_buttonstate;
}
void
IN_Move (usercmd_t *cmd)
{
JOY_Move (cmd);
if (!mouse_avail)
return;
/* from vid_sdl.c
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 (freelook)
V_StopPitchDrift ();
if (freelook && !(in_strafe.state & 1)) {
cl.viewangles[PITCH] =
bound (-70, cl.viewangles[PITCH] + (m_pitch->value * mouse_y), 80);
} 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;
}
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