mirror of
https://github.com/DrBeef/JKXR.git
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4597b03873
Opens in Android Studio but haven't even tried to build it yet (it won't.. I know that much!)
150 lines
3.6 KiB
C++
150 lines
3.6 KiB
C++
/*
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===========================================================================
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Copyright (C) 1999 - 2005, Id Software, Inc.
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Copyright (C) 2000 - 2013, Raven Software, Inc.
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Copyright (C) 2001 - 2013, Activision, Inc.
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Copyright (C) 2005 - 2015, ioquake3 contributors
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Copyright (C) 2013 - 2015, OpenJK contributors
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This file is part of the OpenJK source code.
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OpenJK is free software; you can redistribute it and/or modify it
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under the terms of the GNU General Public License version 2 as
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published by the Free Software Foundation.
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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. See the
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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, see <http://www.gnu.org/licenses/>.
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===========================================================================
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*/
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#include "qcommon/qcommon.h"
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#include "sys_local.h"
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#include "sys_public.h"
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/*
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========================================================================
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EVENT LOOP
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========================================================================
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*/
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#define MAX_QUED_EVENTS 256
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#define MASK_QUED_EVENTS ( MAX_QUED_EVENTS - 1 )
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static sysEvent_t eventQue[MAX_QUED_EVENTS] = {};
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static sysEvent_t *lastEvent = nullptr;
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static uint32_t eventHead = 0, eventTail = 0;
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static const char *Sys_EventName( sysEventType_t evType ) {
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static const char *evNames[SE_MAX] = {
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"SE_NONE",
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"SE_KEY",
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"SE_CHAR",
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"SE_MOUSE",
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"SE_JOYSTICK_AXIS",
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"SE_CONSOLE"
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};
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if ( evType >= SE_MAX ) {
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return "SE_UNKNOWN";
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} else {
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return evNames[evType];
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}
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}
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sysEvent_t Sys_GetEvent( void ) {
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sysEvent_t ev;
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char *s;
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// return if we have data
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if ( eventHead > eventTail ) {
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eventTail++;
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return eventQue[ ( eventTail - 1 ) & MASK_QUED_EVENTS ];
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}
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// check for console commands
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s = Sys_ConsoleInput();
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if ( s ) {
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char *b;
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int len;
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len = strlen( s ) + 1;
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b = (char *)Z_Malloc( len,TAG_EVENT,qfalse );
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strcpy( b, s );
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Sys_QueEvent( 0, SE_CONSOLE, 0, 0, len, b );
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}
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// return if we have data
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if ( eventHead > eventTail ) {
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eventTail++;
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return eventQue[ ( eventTail - 1 ) & MASK_QUED_EVENTS ];
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}
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// create an empty event to return
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memset( &ev, 0, sizeof( ev ) );
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ev.evTime = Sys_Milliseconds();
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return ev;
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}
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/*
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================
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Sys_QueEvent
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A time of 0 will get the current time
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Ptr should either be null, or point to a block of data that can
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be freed by the game later.
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================
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*/
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void Sys_QueEvent( int evTime, sysEventType_t evType, int value, int value2, int ptrLength, void *ptr ) {
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sysEvent_t *ev;
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if ( evTime == 0 ) {
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evTime = Sys_Milliseconds();
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}
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// try to combine all sequential mouse moves in one event
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if ( evType == SE_MOUSE && lastEvent && lastEvent->evType == SE_MOUSE ) {
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// try to reuse already processed item
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if ( eventTail == eventHead ) {
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lastEvent->evValue = value;
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lastEvent->evValue2 = value2;
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eventTail--;
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} else {
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lastEvent->evValue += value;
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lastEvent->evValue2 += value2;
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}
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lastEvent->evTime = evTime;
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return;
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}
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ev = &eventQue[ eventHead & MASK_QUED_EVENTS ];
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if ( eventHead - eventTail >= MAX_QUED_EVENTS ) {
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Com_Printf( "Sys_QueEvent(%s,time=%i): overflow\n", Sys_EventName(evType), evTime );
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// we are discarding an event, but don't leak memory
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if ( ev->evPtr ) {
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Z_Free( ev->evPtr );
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}
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eventTail++;
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}
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eventHead++;
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ev->evTime = evTime;
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ev->evType = evType;
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ev->evValue = value;
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ev->evValue2 = value2;
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ev->evPtrLength = ptrLength;
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ev->evPtr = ptr;
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lastEvent = ev;
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}
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