From 7a21ef423a572c2ed88057016c468723af8d85f6 Mon Sep 17 00:00:00 2001 From: Howard Stark Date: Sun, 5 Aug 2018 19:20:48 -0400 Subject: [PATCH] Add untested LookBehavior and related utils --- .../bot/behavior/impl/LookBehavior.java | 38 +++++++ .../bot/behavior/impl/LookBehaviorUtils.java | 103 ++++++++++++++++++ src/main/java/baritone/bot/utils/Utils.java | 8 ++ 3 files changed, 149 insertions(+) create mode 100644 src/main/java/baritone/bot/behavior/impl/LookBehaviorUtils.java diff --git a/src/main/java/baritone/bot/behavior/impl/LookBehavior.java b/src/main/java/baritone/bot/behavior/impl/LookBehavior.java index db3d9cb8c..175d01d58 100644 --- a/src/main/java/baritone/bot/behavior/impl/LookBehavior.java +++ b/src/main/java/baritone/bot/behavior/impl/LookBehavior.java @@ -1,6 +1,44 @@ package baritone.bot.behavior.impl; import baritone.bot.behavior.Behavior; +import baritone.bot.utils.Utils; +import net.minecraft.util.Tuple; +import net.minecraft.util.math.BlockPos; + +import java.util.Optional; public class LookBehavior extends Behavior { + + public static final LookBehavior INSTANCE = new LookBehavior(); + + public LookBehavior() { + + } + + /** + * Target's values are as follows: + * + * getFirst() -> yaw + * getSecond() -> pitch + */ + private Optional> target = Optional.empty(); + + public void updateTarget(BlockPos blockPos) { + Utils.calcRotationFromVec3d(player().getPositionEyes(1.0F), + Utils.calcCenterFromCoords(blockPos, world())); + } + + public void updateTarget(Tuple target) { + this.target = Optional.of(target); + } + + @Override + public void onPlayerUpdate() { + if(target.isPresent()) { + player().setPositionAndRotation(player().posX, player().posY, player().posZ, + target.get().getFirst(), target.get().getSecond()); + target = Optional.empty(); + } + } + } diff --git a/src/main/java/baritone/bot/behavior/impl/LookBehaviorUtils.java b/src/main/java/baritone/bot/behavior/impl/LookBehaviorUtils.java new file mode 100644 index 000000000..7c56b9877 --- /dev/null +++ b/src/main/java/baritone/bot/behavior/impl/LookBehaviorUtils.java @@ -0,0 +1,103 @@ +package baritone.bot.behavior.impl; + +import baritone.bot.utils.BlockStateInterface; +import baritone.bot.utils.Helper; +import baritone.bot.utils.Utils; +import net.minecraft.block.state.IBlockState; +import net.minecraft.util.Tuple; +import net.minecraft.util.math.*; + +import java.util.Optional; + +public final class LookBehaviorUtils implements Helper{ + + public static final Vec3d[] BLOCK_SIDE_MULTIPLIERS = new Vec3d[]{ + new Vec3d(0, 0.5, 0.5), + new Vec3d(1, 0.5, 0.5), + new Vec3d(0.5, 0, 0.5), + new Vec3d(0.5, 1, 0.5), + new Vec3d(0.5, 0.5, 0), + new Vec3d(0.5, 0.5, 1) + }; + + /** + * Calculates a vector given a rotation array + * + * @param rotation {@link LookBehavior#target} + * @return vector of the rotation + */ + public static Vec3d calcVec3dFromRotation(Tuple rotation) { + float f = MathHelper.cos(-rotation.getFirst() * 0.017453292F - (float) Math.PI); + float f1 = MathHelper.sin(-rotation.getFirst() * 0.017453292F - (float) Math.PI); + float f2 = -MathHelper.cos(-rotation.getSecond() * 0.017453292F); + float f3 = MathHelper.sin(-rotation.getSecond() * 0.017453292F); + return new Vec3d((double) (f1 * f2), (double) f3, (double) (f * f2)); + } + + public static Optional> reachable(BlockPos pos) { + Optional possibleRotation = reachableCenter(pos); + if(possibleRotation.isPresent()) { + return possibleRotation; + } + IBlockState bstate = BlockStateInterface.get(pos); + AxisAlignedBB bbox = bstate.getBoundingBox(mc.world, pos); + for (Vec3d vecMult : BLOCK_SIDE_MULTIPLIERS) { + double xDiff = bbox.minX * vecMult.x + bbox.maxX * (1 - vecMult.x);//lol + double yDiff = bbox.minY * vecMult.y + bbox.maxY * (1 - vecMult.y); + double zDiff = bbox.minZ * vecMult.z + bbox.maxZ * (1 - vecMult.z); + double x = pos.getX() + xDiff; + double y = pos.getY() + yDiff; + double z = pos.getZ() + zDiff; + possibleRotation = reachableRotation(pos, new Vec3d(x, y, z)); + if (possibleRotation.isPresent()) { + return possibleRotation; + } + } + return Optional.empty(); + } + + private static RayTraceResult raytraceTowards(Tuple rotation) { + double blockReachDistance = (double) mc.playerController.getBlockReachDistance(); + Vec3d vec3 = mc.player.getPositionEyes(1.0F); + Vec3d vec31 = calcVec3dFromRotation(rotation); + Vec3d vec32 = vec3.add(vec31.x * blockReachDistance, + vec31.y * blockReachDistance, + vec31.z * blockReachDistance); + return mc.world.rayTraceBlocks(vec3, vec32, false, false, true); + } + + /** + * Checks if coordinate is reachable with the given block-face rotation offset + * @param pos + * @param offset + * @return + */ + public static Optional> reachableRotation(BlockPos pos, Vec3d offset) { + Tuple rotation = Utils.calcRotationFromVec3d(mc.player.getPositionEyes(1.0F), + offset); + RayTraceResult result = raytraceTowards(rotation); + if(result != null + && result.typeOfHit == RayTraceResult.Type.BLOCK + && result.getBlockPos().equals(pos)) + return Optional.of(rotation); + return Optional.empty(); + } + + /** + * Checks if center of block at coordinate is reachable + * @param pos + * @return + */ + public static Optional> reachableCenter(BlockPos pos) { + Tuple rotation = Utils.calcRotationFromVec3d(mc.player.getPositionEyes(1.0F), + Utils.calcCenterFromCoords(pos, mc.world)); + RayTraceResult result = raytraceTowards(rotation); + if(result != null + && result.typeOfHit == RayTraceResult.Type.BLOCK + && result.getBlockPos().equals(pos)) + return Optional.of(rotation); + return Optional.empty(); + + } + +} diff --git a/src/main/java/baritone/bot/utils/Utils.java b/src/main/java/baritone/bot/utils/Utils.java index 0326c468c..67108735f 100755 --- a/src/main/java/baritone/bot/utils/Utils.java +++ b/src/main/java/baritone/bot/utils/Utils.java @@ -1,5 +1,6 @@ package baritone.bot.utils; +import baritone.bot.behavior.impl.LookBehavior; import net.minecraft.block.state.IBlockState; import net.minecraft.util.Tuple; import net.minecraft.util.math.AxisAlignedBB; @@ -17,6 +18,13 @@ public final class Utils { return calcRotationFromVec3d(vec3dFromBlockPos(orig), vec3dFromBlockPos(dest)); } + /** + * Calculates rotation to given Vecdest from Vecorig + * + * @param orig + * @param dest + * @return Rotation Tuple {@link LookBehavior#target} + */ public static Tuple calcRotationFromVec3d(Vec3d orig, Vec3d dest) { double yaw = Math.atan2(orig.x - dest.x, -orig.z + dest.z); double dist = Math.sqrt((orig.x - dest.x) * (orig.x - dest.x) + (-orig.x + dest.x) * (-orig.z + dest.z));