From 44e8b06603d91d398c0955f34da33d0242b7551a Mon Sep 17 00:00:00 2001 From: jussi Date: Sun, 22 May 2022 14:47:06 +0300 Subject: Pong example, type named fields and vector lib changes. --- examples/resources/lib/vector2.lua | 65 ++++++++++++++++++++++++++++---------- 1 file changed, 48 insertions(+), 17 deletions(-) (limited to 'examples/resources/lib/vector2.lua') diff --git a/examples/resources/lib/vector2.lua b/examples/resources/lib/vector2.lua index 0ea10b9..305f483 100644 --- a/examples/resources/lib/vector2.lua +++ b/examples/resources/lib/vector2.lua @@ -43,6 +43,10 @@ Vector2.meta = { } function Vector2:new( x, y ) + if type( x ) == "table" then + x, y = table.unpack( x ) + end + local o = { x = x, y = y, @@ -51,15 +55,23 @@ function Vector2:new( x, y ) return o end -function Vector2:set( vec ) - self.x = vec[1] - self.y = vec[2] +function Vector2:set( x, y ) + if type( x ) == "table" then + x, y = table.unpack( x ) + end + + self.x = x + self.y = y end function Vector2:arr() return { self.x, self.y } end +function Vector2:unpack() + return self.x, self.y +end + function Vector2:clone() return Vector2:new( self.x, self.y ) end @@ -68,45 +80,64 @@ function Vector2:abs() return Vector2:new( math.abs( self.x ), math.abs( self.y ) ) end +function Vector2:min( v2 ) + return Vector2:new( math.min( self.x, v2.x ), math.min( self.y, v2.y ) ) +end + +function Vector2:max( v2 ) + return Vector2:new( math.max( self.x, v2.x ), math.max( self.y, v2.y ) ) +end + +function Vector2:addValue( value ) + return Vector2:new( RL_Vector2AddValue( self, value ) ) +end + +function Vector2:subValue( value ) + return Vector2:new( RL_Vector2SubtractValue( self, value ) ) +end + function Vector2:length() - return RL_Vector2Length( self:arr() ) + return RL_Vector2Length( self ) +end + +function Vector2:lengthSqr() + return RL_Vector2LengthSqr( self ) end function Vector2:dot( v2 ) - return RL_Vector2DotProduct( self:arr(), v2:arr() ) + return RL_Vector2DotProduct( self, v2 ) end function Vector2:distance( v2 ) - return RL_Vector2Distance( self:arr(), v2:arr() ) + return RL_Vector2Distance( self, v2 ) end function Vector2:angle( v2 ) - return RL_Vector2Angle( self:arr(), v2:arr() ) + return RL_Vector2Angle( self, v2 ) +end + +function Vector2:scale( scale ) + return Vector2:new( RL_Vector2Scale( self, scale ) ) end function Vector2:normalize() - local r = RL_Vector2Normalize( self:arr() ) - return Vector2:new( r[1], r[2] ) + return Vector2:new( RL_Vector2Normalize( self ) ) end function Vector2:lerp( v2, value ) - local r = RL_Vector2Lerp( self:arr(), v2:arr(), value ) - return Vector2:new( r[1], r[2] ) + return Vector2:new( RL_Vector2Lerp( self, v2, value ) ) end function Vector2:reflect( normal ) - local r = RL_Vector2Reflect( self:arr(), normal:arr() ) - return Vector2:new( r[1], r[2] ) + return Vector2:new( RL_Vector2Reflect( self, normal ) ) end function Vector2:rotate( angle ) - local r = RL_Vector2Rotate( self:arr(), angle ) - return Vector2:new( r[1], r[2] ) + return Vector2:new( RL_Vector2Rotate( self, angle ) ) end function Vector2:moveTowards( target, maxDistance ) - local r = RL_Vector2MoveTowards( self:arr(), target:arr(), maxDistance ) - return Vector2:new( r[1], r[2] ) + return Vector2:new( RL_Vector2MoveTowards( self, target, maxDistance ) ) end return Vector2 -- cgit v1.2.3