diff options
Diffstat (limited to 'examples/resources/lib/bounding_box.lua')
| -rw-r--r-- | examples/resources/lib/bounding_box.lua | 72 |
1 files changed, 53 insertions, 19 deletions
diff --git a/examples/resources/lib/bounding_box.lua b/examples/resources/lib/bounding_box.lua index 3cf6787..ad3b45a 100644 --- a/examples/resources/lib/bounding_box.lua +++ b/examples/resources/lib/bounding_box.lua @@ -3,7 +3,7 @@ if table.unpack == nil then table.unpack = unpack end -local Vector3 = require( "vector3" ) +local Vector3 = Vector3 or require( "vector3" ) local BoundingBox = {} local metatable = { @@ -125,41 +125,35 @@ end function BoundingBox:getPoints() return { self.min:clone(), -- Down back left. - Vector3:new( self.max.x, self.min.y, self.min.z ), -- Down back right. - Vector3:new( self.min.x, self.min.y, self.max.z ), -- Down front left. - Vector3:new( self.max.x, self.min.y, self.max.z ), -- Down front right. - Vector3:new( self.min.x, self.max.y, self.min.z ), -- Up back left. - Vector3:new( self.max.x, self.max.y, self.min.z ), -- Up back right. - Vector3:new( self.min.x, self.max.y, self.max.z ), -- Up front left. + Vector3:new( self.max.x, self.min.y, self.min.z ), -- Down back right. + Vector3:new( self.min.x, self.min.y, self.max.z ), -- Down front left. + Vector3:new( self.max.x, self.min.y, self.max.z ), -- Down front right. + Vector3:new( self.min.x, self.max.y, self.min.z ), -- Up back left. + Vector3:new( self.max.x, self.max.y, self.min.z ), -- Up back right. + Vector3:new( self.min.x, self.max.y, self.max.z ), -- Up front left. self.max:clone(), -- Up front right. } end --- Assumes max is used as size. function BoundingBox:checkCollisionBox( b ) - return RL.CheckCollisionBoxes( self:maxToPos(), b:maxToPos() ) + return RL.CheckCollisionBoxes( self, b ) end --- Assumes max is used as size. function BoundingBox:checkCollisionSphere( center, radius ) - return RL.CheckCollisionBoxSphere( self:maxToPos(), center, radius ) + return RL.CheckCollisionBoxSphere( self, center, radius ) end --- Assumes max is used as size. function BoundingBox:checkCollisionPoint( point ) - local max = self.min + self.max - return self.min.x <= point.x and self.min.y <= point.y and self.min.z <= point.z - and point.x <= max.x - and point.y <= max.y - and point.z <= max.z + and point.x <= self.max.x + and point.y <= self.max.y + and point.z <= self.max.z end --- Assumes max is used as size. function BoundingBox:getRayCollision( ray ) - return RL.GetRayCollisionBox( ray, self:maxToPos() ) + return RL.GetRayCollisionBox( ray, self ) end -- Max to position from size. @@ -172,6 +166,36 @@ function BoundingBox:maxToSize() return BoundingBox:newV( self.min, self.max - self.min ) end +-- MAS stands for max as size. These functions handles max as size instead of position. + +function BoundingBox:checkCollisionBoxMASBox( b ) + return RL.CheckCollisionBoxes( self:tempMaxToPos(), b ) +end + +function BoundingBox:checkCollisionBoxMAS( b ) + return RL.CheckCollisionBoxes( self:tempMaxToPos(), b:tempMaxToPos() ) +end + +function BoundingBox:checkCollisionSphereMAS( center, radius ) + return RL.CheckCollisionBoxSphere( self:tempMaxToPos(), center, radius ) +end + +function BoundingBox:checkCollisionPointMAS( point ) + local max = self.min + self.max + + return self.min.x <= point.x + and self.min.y <= point.y + and self.min.z <= point.z + and point.x <= max.x + and point.y <= max.y + and point.z <= max.z +end + +function BoundingBox:getRayCollisionMAS( ray ) + return RL.GetRayCollisionBox( ray, self:tempMaxToPos() ) + -- return RL.GetRayCollisionBox( ray, self:maxToPos() ) +end + -- Temp pre generated objects to avoid "slow" table generation. local TEMP_COUNT = 100 @@ -230,6 +254,16 @@ function BoundingBox:tempB( b ) return object end +-- Max to position from size. +function BoundingBox:tempMaxToPos() + return BoundingBox:tempV( self.min, Vector3:tempT( RL.Vector3Add( self.min, self.max ) ) ) +end + +-- Max to size from position. +function BoundingBox:tempMaxToSize() + return BoundingBox:tempV( self.min, Vector3:tempT( RL.Vector3Subtract( self.max, self.min ) ) ) +end + function BoundingBox:getTempId() return curTemp end |
