Exemplos de PM_StepSlideMove_ em C++ (Cpp)

Exemplo n.º 1

Arquivo: pmove.c Projeto: Nekrofage/Quake2RPi

void PM_StepSlideMove (void)
{
	vec3_t		start_o, start_v;
	vec3_t		down_o, down_v;
	trace_t		trace;
	float		down_dist, up_dist;
	vec3_t		up, down;

	VectorCopy (pml.origin, start_o);
	VectorCopy (pml.velocity, start_v);

	PM_StepSlideMove_ ();

	VectorCopy (pml.origin, down_o);
	VectorCopy (pml.velocity, down_v);

	VectorCopy (start_o, up);
	up[2] += STEPSIZE;

	trace = pm->trace (up, pm->mins, pm->maxs, up);

	if (trace.allsolid)
		return; /* can't step up */

	/* try sliding above */
	VectorCopy (up, pml.origin);
	VectorCopy (start_v, pml.velocity);

	PM_StepSlideMove_ ();

	/* push down the final amount */
	VectorCopy (pml.origin, down);
	down[2] -= STEPSIZE;
	trace = pm->trace (pml.origin, pm->mins, pm->maxs, down);

	if (!trace.allsolid)
	{
		VectorCopy (trace.endpos, pml.origin);
	}

	VectorCopy(pml.origin, up);

	/* decide which one went farther */
	down_dist = (down_o[0] - start_o[0])*(down_o[0] - start_o[0])
	            + (down_o[1] - start_o[1])*(down_o[1] - start_o[1]);
	up_dist = (up[0] - start_o[0])*(up[0] - start_o[0])
	          + (up[1] - start_o[1])*(up[1] - start_o[1]);

	if (down_dist > up_dist || trace.plane.normal[2] < MIN_STEP_NORMAL)
	{
		VectorCopy (down_o, pml.origin);
		VectorCopy (down_v, pml.velocity);
		return;
	}

	pml.velocity[2] = down_v[2];
}

Exemplo n.º 2

Arquivo: pmove.c Projeto: hifi-unmaintained/aprq2

/*
==================
PM_StepSlideMove

==================
*/
static void PM_StepSlideMove (void)
{
	vec3_t		start_o, start_v;
	vec3_t		down_o, down_v;
	trace_t		trace;
	float		down_dist, up_dist;
	vec3_t		up, down;

	VectorCopy (pml.origin, start_o);
	VectorCopy (pml.velocity, start_v);

	PM_StepSlideMove_ ();

	VectorCopy (pml.origin, down_o);
	VectorCopy (pml.velocity, down_v);

	VectorCopy (start_o, up);
	up[2] += STEPSIZE;

	trace = pm->trace (up, pm->mins, pm->maxs, up);
	if (trace.allsolid)
		return;		// can't step up

	// try sliding above
	VectorCopy (up, pml.origin);
	VectorCopy (start_v, pml.velocity);

	PM_StepSlideMove_ ();

	// push down the final amount
	VectorCopy (pml.origin, down);
	down[2] -= STEPSIZE;
	trace = pm->trace (pml.origin, pm->mins, pm->maxs, down);
	if (!trace.allsolid)
	{
		VectorCopy (trace.endpos, pml.origin);
	}

	VectorCopy(pml.origin, up);

	// decide which one went farther
    down_dist = (down_o[0] - start_o[0])*(down_o[0] - start_o[0]) + (down_o[1] - start_o[1])*(down_o[1] - start_o[1]);
    up_dist = (up[0] - start_o[0])*(up[0] - start_o[0]) + (up[1] - start_o[1])*(up[1] - start_o[1]);

	if (down_dist > up_dist || trace.plane.normal[2] < MIN_STEP_NORMAL)
	{
		VectorCopy (down_o, pml.origin);
		VectorCopy (down_v, pml.velocity);
		return;
	}
	//!! Special case
	// if we were walking along a plane, then we need to copy the Z over
	pml.velocity[2] = down_v[2];
}