| Package | Description | 
|---|---|
| org.bukkit | The root package of the Bukkit API, contains generalized API classes. | 
| org.bukkit.block | Classes used to manipulate the voxels in a  world,
 including special states. | 
| org.bukkit.entity | Interfaces for non-voxel objects that can exist in a  world, including all players, monsters, projectiles, etc. | 
| org.bukkit.util | Multi and single purpose classes to facilitate various programmatic
 concepts. | 
| Modifier and Type | Method | Description | 
|---|---|---|
| RayTraceResult | World. rayTrace(Location start,
        Vector direction,
        double maxDistance,
        FluidCollisionMode fluidCollisionMode,
        boolean ignorePassableBlocks,
        double raySize,
        Predicate<Entity> filter) | Performs a ray trace that checks for both block and entity collisions. | 
| RayTraceResult | World. rayTraceBlocks(Location start,
              Vector direction,
              double maxDistance) | Performs a ray trace that checks for block collisions using the blocks'
 precise collision shapes. | 
| RayTraceResult | World. rayTraceBlocks(Location start,
              Vector direction,
              double maxDistance,
              FluidCollisionMode fluidCollisionMode) | Performs a ray trace that checks for block collisions using the blocks'
 precise collision shapes. | 
| RayTraceResult | World. rayTraceBlocks(Location start,
              Vector direction,
              double maxDistance,
              FluidCollisionMode fluidCollisionMode,
              boolean ignorePassableBlocks) | Performs a ray trace that checks for block collisions using the blocks'
 precise collision shapes. | 
| RayTraceResult | World. rayTraceEntities(Location start,
                Vector direction,
                double maxDistance) | Performs a ray trace that checks for entity collisions. | 
| RayTraceResult | World. rayTraceEntities(Location start,
                Vector direction,
                double maxDistance,
                double raySize) | Performs a ray trace that checks for entity collisions. | 
| RayTraceResult | World. rayTraceEntities(Location start,
                Vector direction,
                double maxDistance,
                double raySize,
                Predicate<Entity> filter) | Performs a ray trace that checks for entity collisions. | 
| RayTraceResult | World. rayTraceEntities(Location start,
                Vector direction,
                double maxDistance,
                Predicate<Entity> filter) | Performs a ray trace that checks for entity collisions. | 
| Modifier and Type | Method | Description | 
|---|---|---|
| RayTraceResult | Block. rayTrace(Location start,
        Vector direction,
        double maxDistance,
        FluidCollisionMode fluidCollisionMode) | Performs a ray trace that checks for collision with this specific block
 in its current state using its precise collision shape. | 
| Modifier and Type | Method | Description | 
|---|---|---|
| RayTraceResult | LivingEntity. rayTraceBlocks(double maxDistance) | Performs a ray trace that provides information on the targeted block. | 
| RayTraceResult | LivingEntity. rayTraceBlocks(double maxDistance,
              FluidCollisionMode fluidCollisionMode) | Performs a ray trace that provides information on the targeted block. | 
| Modifier and Type | Method | Description | 
|---|---|---|
| RayTraceResult | BoundingBox. rayTrace(Vector start,
        Vector direction,
        double maxDistance) | Calculates the intersection of this bounding box with the specified line
 segment. | 
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