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Torque3D/Engine/source/T3D/gameBase/moveManager.cpp

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//-----------------------------------------------------------------------------
// Copyright (c) 2012 GarageGames, LLC
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to
// deal in the Software without restriction, including without limitation the
// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
// sell copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
// IN THE SOFTWARE.
//-----------------------------------------------------------------------------
#include "T3D/gameBase/moveManager.h"
#include "core/stream/bitStream.h"
#include "core/module.h"
#include "console/consoleTypes.h"
#include "core/strings/stringFunctions.h"
#include "math/mConstants.h"
MODULE_BEGIN( MoveManager )
MODULE_INIT
{
MoveManager::init();
}
MODULE_END;
bool MoveManager::mDeviceIsKeyboardMouse = false;
F32 MoveManager::mForwardAction = 0;
F32 MoveManager::mBackwardAction = 0;
F32 MoveManager::mUpAction = 0;
F32 MoveManager::mDownAction = 0;
F32 MoveManager::mLeftAction = 0;
F32 MoveManager::mRightAction = 0;
bool MoveManager::mFreeLook = false;
F32 MoveManager::mPitch = 0;
F32 MoveManager::mYaw = 0;
F32 MoveManager::mRoll = 0;
F32 MoveManager::mPitchUpSpeed = 0;
F32 MoveManager::mPitchDownSpeed = 0;
F32 MoveManager::mYawLeftSpeed = 0;
F32 MoveManager::mYawRightSpeed = 0;
F32 MoveManager::mRollLeftSpeed = 0;
F32 MoveManager::mRollRightSpeed = 0;
F32 MoveManager::mXAxis_L = 0;
F32 MoveManager::mYAxis_L = 0;
F32 MoveManager::mXAxis_R = 0;
F32 MoveManager::mYAxis_R = 0;
U32 MoveManager::mTriggerCount[MaxTriggerKeys] = { 0, };
U32 MoveManager::mPrevTriggerCount[MaxTriggerKeys] = { 0, };
const Move NullMove;
void MoveManager::init()
{
Con::addVariable("mvForwardAction", TypeF32, &mForwardAction,
"Forwards movement speed for the active player.\n"
"@ingroup Game");
Con::addVariable("mvBackwardAction", TypeF32, &mBackwardAction,
"Backwards movement speed for the active player.\n"
"@ingroup Game");
Con::addVariable("mvUpAction", TypeF32, &mUpAction,
"Upwards movement speed for the active player.\n"
"@ingroup Game");
Con::addVariable("mvDownAction", TypeF32, &mDownAction,
"Downwards movement speed for the active player.\n"
"@ingroup Game");
Con::addVariable("mvLeftAction", TypeF32, &mLeftAction,
"Left movement speed for the active player.\n"
"@ingroup Game");
Con::addVariable("mvRightAction", TypeF32, &mRightAction,
"Right movement speed for the active player.\n"
"@ingroup Game");
Con::addVariable("mvFreeLook", TypeBool, &mFreeLook,
"Boolean state for if freelook is active or not.\n"
"@ingroup Game");
Con::addVariable("mvDeviceIsKeyboardMouse", TypeBool, &mDeviceIsKeyboardMouse,
"Boolean state for it the system is using a keyboard and mouse or not.\n"
"@ingroup Game");
Con::addVariable("mvPitch", TypeF32, &mPitch,
"Current pitch value, typically applied through input devices, such as a mouse.\n"
"@ingroup Game");
Con::addVariable("mvYaw", TypeF32, &mYaw,
"Current yaw value, typically applied through input devices, such as a mouse.\n"
"@ingroup Game");
Con::addVariable("mvRoll", TypeF32, &mRoll,
"Current roll value, typically applied through input devices, such as a mouse.\n"
"@ingroup Game");
Con::addVariable("mvPitchUpSpeed", TypeF32, &mPitchUpSpeed,
"Upwards pitch speed.\n"
"@ingroup Game");
Con::addVariable("mvPitchDownSpeed", TypeF32, &mPitchDownSpeed,
"Downwards pitch speed.\n"
"@ingroup Game");
Con::addVariable("mvYawLeftSpeed", TypeF32, &mYawLeftSpeed,
"Left Yaw speed.\n"
"@ingroup Game");
Con::addVariable("mvYawRightSpeed", TypeF32, &mYawRightSpeed,
"Right Yaw speed.\n"
"@ingroup Game");
Con::addVariable("mvRollLeftSpeed", TypeF32, &mRollLeftSpeed,
"Left roll speed.\n"
"@ingroup Game");
Con::addVariable("mvRollRightSpeed", TypeF32, &mRollRightSpeed,
"Right roll speed.\n"
"@ingroup Game");
// Dual-analog
Con::addVariable( "mvXAxis_L", TypeF32, &mXAxis_L,
"Left thumbstick X axis position on a dual-analog gamepad.\n"
"@ingroup Game" );
Con::addVariable( "mvYAxis_L", TypeF32, &mYAxis_L,
"Left thumbstick Y axis position on a dual-analog gamepad.\n"
"@ingroup Game" );
Con::addVariable( "mvXAxis_R", TypeF32, &mXAxis_R,
"Right thumbstick X axis position on a dual-analog gamepad.\n"
"@ingroup Game" );
Con::addVariable( "mvYAxis_R", TypeF32, &mYAxis_R,
"Right thumbstick Y axis position on a dual-analog gamepad.\n"
"@ingroup Game");
for(U32 i = 0; i < MaxTriggerKeys; i++)
{
char varName[256];
dSprintf(varName, sizeof(varName), "mvTriggerCount%d", i);
Con::addVariable(varName, TypeS32, &mTriggerCount[i],
"Used to determine the trigger counts of buttons. Namely used for input actions such as jumping and weapons firing.\n"
"@ingroup Game");
}
}
Move::Move()
{
px=16; py=16; pz=16;
pyaw=0; ppitch=0; proll=0;
x=0; y=0; z=0;
yaw=0; pitch=0; roll=0;
id=0;
sendCount=0;
checksum = false;
deviceIsKeyboardMouse = false;
freeLook = false;
for (S32 i = 0; i< MaxTriggerKeys; i++)
trigger[i] = false;
}
static inline F32 clampFloatWrap(F32 val)
{
return val - F32(S32(val));
}
static inline S32 clampRangeClamp(F32 val)
{
if(val < -1)
return 0;
if(val > 1)
return 32;
// 0.5 / 16 = 0.03125 ... this forces a round up to
// make the precision near zero equal in the negative
// and positive directions. See...
//
// http://www.garagegames.com/community/forums/viewthread/49714
return (S32)((val + 1.03125) * 16);
}
#define FANG2IANG(x) ((U32)((S16)((F32(0x10000) / M_2PI) * x)) & 0xFFFF)
#define IANG2FANG(x) (F32)((M_2PI / F32(0x10000)) * (F32)((S16)x))
void Move::unclamp()
{
yaw = IANG2FANG(pyaw);
pitch = IANG2FANG(ppitch);
roll = IANG2FANG(proll);
x = (px - 16) / F32(16);
y = (py - 16) / F32(16);
z = (pz - 16) / F32(16);
}
static inline F32 clampAngleClamp( F32 angle )
{
const F32 limit = ( M_PI_F / 180.0f ) * 179.999f;
if ( angle < -limit )
return -limit;
if ( angle > limit )
return limit;
return angle;
}
void Move::clamp()
{
// If yaw/pitch/roll goes equal or greater than -PI/+PI it
// flips the direction of the rotation... we protect against
// that by clamping before the conversion.
yaw = clampAngleClamp( yaw );
pitch = clampAngleClamp( pitch );
roll = clampAngleClamp( roll );
// angles are all 16 bit.
pyaw = FANG2IANG(yaw);
ppitch = FANG2IANG(pitch);
proll = FANG2IANG(roll);
px = clampRangeClamp(x);
py = clampRangeClamp(y);
pz = clampRangeClamp(z);
unclamp();
}
void Move::pack(BitStream *stream, const Move * basemove)
{
bool alwaysWriteAll = basemove!=NULL;
if (!basemove)
basemove = &NullMove;
packMove(stream, basemove, alwaysWriteAll);
}
bool Move::packMove(BitStream *stream, const Move* basemove, bool alwaysWriteAll)
{
S32 i;
bool triggerDifferent = false;
for (i=0; i < MaxTriggerKeys; i++)
if (trigger[i] != basemove->trigger[i])
triggerDifferent = true;
bool somethingDifferent = (pyaw!=basemove->pyaw) ||
(ppitch!=basemove->ppitch) ||
(proll!=basemove->proll) ||
(px!=basemove->px) ||
(py!=basemove->py) ||
(pz!=basemove->pz) ||
(deviceIsKeyboardMouse!=basemove->deviceIsKeyboardMouse) ||
(freeLook!=basemove->freeLook) ||
triggerDifferent;
if (alwaysWriteAll || stream->writeFlag(somethingDifferent))
{
if(stream->writeFlag(pyaw != basemove->pyaw))
stream->writeInt(pyaw, 16);
if(stream->writeFlag(ppitch != basemove->ppitch))
stream->writeInt(ppitch, 16);
if(stream->writeFlag(proll != basemove->proll))
stream->writeInt(proll, 16);
if (stream->writeFlag(px != basemove->px))
stream->writeInt(px, 6);
if (stream->writeFlag(py != basemove->py))
stream->writeInt(py, 6);
if (stream->writeFlag(pz != basemove->pz))
stream->writeInt(pz, 6);
stream->writeFlag(freeLook);
stream->writeFlag(deviceIsKeyboardMouse);
if (stream->writeFlag(triggerDifferent))
for(i = 0; i < MaxTriggerKeys; i++)
stream->writeFlag(trigger[i]);
}
return (triggerDifferent || somethingDifferent);
}
void Move::unpack(BitStream *stream, const Move * basemove)
{
bool alwaysReadAll = basemove!=NULL;
if (!basemove)
basemove=&NullMove;
bool readMove = unpackMove(stream, basemove, alwaysReadAll);
if(!readMove)
*this = *basemove;
}
bool Move::unpackMove(BitStream *stream, const Move* basemove, bool alwaysReadAll)
{
bool readMove = alwaysReadAll;
if(!readMove)
{
readMove = stream->readFlag();
}
if (readMove)
{
pyaw = stream->readFlag() ? stream->readInt(16) : basemove->pyaw;
ppitch = stream->readFlag() ? stream->readInt(16) : basemove->ppitch;
proll = stream->readFlag() ? stream->readInt(16) : basemove->proll;
px = stream->readFlag() ? stream->readInt(6) : basemove->px;
py = stream->readFlag() ? stream->readInt(6) : basemove->py;
pz = stream->readFlag() ? stream->readInt(6) : basemove->pz;
freeLook = stream->readFlag();
deviceIsKeyboardMouse = stream->readFlag();
bool triggersDiffer = stream->readFlag();
for (S32 i = 0; i< MaxTriggerKeys; i++)
trigger[i] = triggersDiffer ? stream->readFlag() : basemove->trigger[i];
unclamp();
}
return readMove;
}
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