087b7e7abf
This code was not tested and breaks in Release builds, reverting to restore
functionality of the nightly. All in-game menus do not work and generating
a world crashes.
This reverts commit a9be52c41a.
116 lines
2.2 KiB
C++
116 lines
2.2 KiB
C++
#include "stdafx.h"
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#include "net.minecraft.world.entity.ai.navigation.h"
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#include "net.minecraft.world.entity.h"
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#include "net.minecraft.world.phys.h"
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#include "LookControl.h"
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LookControl::LookControl(Mob *mob)
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{
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yMax = xMax = 0.0f;
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hasWanted = false;
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wantedX = wantedY = wantedZ = 0.0;
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this->mob = mob;
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}
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void LookControl::setLookAt(shared_ptr<Entity> target, float yMax, float xMax)
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{
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wantedX = target->x;
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if ( target->instanceof(eTYPE_LIVINGENTITY) ) wantedY = target->y + dynamic_pointer_cast<LivingEntity>(target)->getHeadHeight();
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else wantedY = (target->bb->y0 + target->bb->y1) / 2;
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wantedZ = target->z;
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this->yMax = yMax;
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this->xMax = xMax;
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hasWanted = true;
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}
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void LookControl::setLookAt(double x, double y, double z, float yMax, float xMax)
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{
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wantedX = x;
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wantedY = y;
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wantedZ = z;
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this->yMax = yMax;
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this->xMax = xMax;
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hasWanted = true;
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}
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void LookControl::tick()
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{
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mob->xRot = 0;
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if (hasWanted)
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{
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hasWanted = false;
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double xd = wantedX - mob->x;
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double yd = wantedY - (mob->y + mob->getHeadHeight());
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double zd = wantedZ - mob->z;
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double sd = sqrt(xd * xd + zd * zd);
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float yRotD = (float) (atan2(zd, xd) * 180 / PI) - 90;
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float xRotD = (float) -(atan2(yd, sd) * 180 / PI);
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mob->xRot = rotlerp(mob->xRot, xRotD, xMax);
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mob->yHeadRot = rotlerp(mob->yHeadRot, yRotD, yMax);
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}
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else
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{
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mob->yHeadRot = rotlerp(mob->yHeadRot, mob->yBodyRot, 10);
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}
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float headDiffBody = Mth::wrapDegrees(mob->yHeadRot - mob->yBodyRot);
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if (!mob->getNavigation()->isDone())
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{
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// head clamped to body
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if (headDiffBody < -75) mob->yHeadRot = mob->yBodyRot - 75;
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if (headDiffBody > 75) mob->yHeadRot = mob->yBodyRot + 75;
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}
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}
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float LookControl::rotlerp(float a, float b, float max)
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{
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float diff = b - a;
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while (diff < -180)
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diff += 360;
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while (diff >= 180)
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diff -= 360;
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if (diff > max)
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{
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diff = max;
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}
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if (diff < -max)
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{
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diff = -max;
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}
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return a + diff;
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}
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bool LookControl::isHasWanted()
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{
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return hasWanted;
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}
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float LookControl::getYMax()
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{
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return yMax;
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}
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float LookControl::getXMax()
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{
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return xMax;
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}
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double LookControl::getWantedX()
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{
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return wantedX;
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}
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double LookControl::getWantedY()
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{
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return wantedY;
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}
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double LookControl::getWantedZ()
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{
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return wantedZ;
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} |