axmol/external/chipmunk/include/chipmunk/constraints/cpSimpleMotor.h

47 lines
1.7 KiB
C

/* Copyright (c) 2007 Scott Lembcke
*
* 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.
*/
/// @defgroup cpSimpleMotor cpSimpleMotor
/// @{
const cpConstraintClass *cpSimpleMotorGetClass(void);
/// @private
typedef struct cpSimpleMotor {
cpConstraint constraint;
cpFloat rate;
cpFloat iSum;
cpFloat jAcc;
} cpSimpleMotor;
/// Allocate a simple motor.
cpSimpleMotor* cpSimpleMotorAlloc(void);
/// initialize a simple motor.
cpSimpleMotor* cpSimpleMotorInit(cpSimpleMotor *joint, cpBody *a, cpBody *b, cpFloat rate);
/// Allocate and initialize a simple motor.
cpConstraint* cpSimpleMotorNew(cpBody *a, cpBody *b, cpFloat rate);
CP_DefineConstraintProperty(cpSimpleMotor, cpFloat, rate, Rate)
/// @}