C++ (Cpp) cpSimpleMotorSetRate Examples

Example #1

File: Pump.c Project: 50Cubes/ClusterFear

static void
update(int ticks)
{
	cpFloat coef = (2.0f + ChipmunkDemoKeyboard.y)/3.0f;
	cpFloat rate = ChipmunkDemoKeyboard.x*30.0f*coef;
	
	cpSimpleMotorSetRate(motor, rate);
	cpConstraintSetMaxForce(motor, rate ? 1000000.0f : 0.0f);

	int steps = 2;
	cpFloat dt = 1.0f/60.0f/(cpFloat)steps;
	
	for(int i=0; i<steps; i++){
		cpSpaceStep(space, dt);
		
		for(int i=0; i<numBalls; i++){
			cpBody *ball = balls[i];
			cpVect pos = cpBodyGetPos(ball);
			
			if(pos.x > 320.0f){
				cpBodySetVel(ball, cpvzero);
				cpBodySetPos(ball, cpv(-224.0f, 200.0f));
			}
		}
	}
}

Example #2

File: TheoJansen.c Project: 00dazam/FlappyBird-SpriteBuilder

static void
update(cpSpace *space, double dt)
{
	cpFloat coef = (2.0f + ChipmunkDemoKeyboard.y)/3.0f;
	cpFloat rate = ChipmunkDemoKeyboard.x*10.0f*coef;
	cpSimpleMotorSetRate(motor, rate);
	cpConstraintSetMaxForce(motor, (rate) ? 100000.0f : 0.0f);
	
	cpSpaceStep(space, dt);
}

Example #3

File: TheoJansen.c Project: AntonioModer/Cheetah

static void
update(int ticks)
{
	cpFloat coef = (2.0f + ChipmunkDemoKeyboard.y)/3.0f;
	cpFloat rate = ChipmunkDemoKeyboard.x*10.0f*coef;
	cpSimpleMotorSetRate(motor, rate);
	cpConstraintSetMaxForce(motor, (rate) ? 100000.0f : 0.0f);
	
	int steps = 3;
	cpFloat dt = 1.0f/60.0f/(cpFloat)steps;
	
	for(int i=0; i<steps; i++){
		cpSpaceStep(space, dt);
	}
}

Example #4

File: Pump.c Project: 00dazam/FlappyBird-SpriteBuilder

static void
update(cpSpace *space, double dt)
{
	cpFloat coef = (2.0f + ChipmunkDemoKeyboard.y)/3.0f;
	cpFloat rate = ChipmunkDemoKeyboard.x*30.0f*coef;
	
	cpSimpleMotorSetRate(motor, rate);
	cpConstraintSetMaxForce(motor, rate ? 1000000.0f : 0.0f);

	cpSpaceStep(space, dt);
	
	for(int i=0; i<numBalls; i++){
		cpBody *ball = balls[i];
		cpVect pos = cpBodyGetPosition(ball);
		
		if(pos.x > 320.0f){
			cpBodySetVelocity(ball, cpvzero);
			cpBodySetPosition(ball, cpv(-224.0f, 200.0f));
		}
	}
}

Example #5

File: Pump.c Project: hit1983/cocos2d-iphone

static void
update(int ticks)
{
	cpFloat coef = (2.0f + arrowDirection.y)/3.0f;
	cpFloat rate = arrowDirection.x*30.0f*coef;

	cpSimpleMotorSetRate(motor, rate);
	motor->maxForce = (rate ? 1000000.0f : 0.0f);

	int steps = 2;
	cpFloat dt = 1.0f/60.0f/(cpFloat)steps;

	for(int i=0; i<steps; i++){
		cpSpaceStep(space, dt);

		for(int i=0; i<numBalls; i++){
			cpBody *ball = balls[i];
			if(ball->p.x > 320.0f){
				ball->v = cpvzero;
				ball->p = cpv(-224.0f, 200.0f);
			}
		}
	}
}

Example #6

File: CCPhysicsJoint.cpp Project: akinlin/PowerOfTheMind

void PhysicsJointMotor::setRate(float rate)
{
    cpSimpleMotorSetRate(_cpConstraints.front(), PhysicsHelper::float2cpfloat(rate));
}