From e9754dc1ddf7e7854a0fb317ca89ec85fc3e910b Mon Sep 17 00:00:00 2001
From: binarycat <binarycat64@protonmail.com>
Date: Sat, 26 Feb 2022 15:12:25 -0500
Subject: [PATCH] walljumps

---
 code/debug.lua           |  1 +
 code/entities/player.lua | 12 ++++++++++++
 code/entity.lua          |  3 ++-
 3 files changed, 15 insertions(+), 1 deletion(-)

diff --git a/code/debug.lua b/code/debug.lua
index 5a9e094..68c61cf 100644
--- a/code/debug.lua
+++ b/code/debug.lua
@@ -22,6 +22,7 @@ function DebugUI()
 		end
 	end
 	-- player isOnGroundCheck
+	--love.graphics.main_Player
 	love.graphics.setColor(1,0,0)
 end
 
diff --git a/code/entities/player.lua b/code/entities/player.lua
index ea2d811..824cc25 100644
--- a/code/entities/player.lua
+++ b/code/entities/player.lua
@@ -14,6 +14,8 @@ function Player:New(x,y)
 
 	o.jumpImpulse = 3.5 -- gameworld pixels
 
+	self.wallJumpImpulse = { x = 2.5, y = 3.5 }
+
 	o.coyoteAmount = 5 -- int
 	o.coyoteValue = 5 -- frames
 
@@ -46,6 +48,7 @@ function Player:New(x,y)
 	o.canFall = true
 	o.canFriction = true
 	o.maskType = animation.moth_mask
+	o.wallHit = 0
 
 	o.anchorRespawn = {
 		x = o.pos.x,
@@ -93,6 +96,9 @@ function Player:Smart()
 			if self.coyoteValue > 0 then
 				self.vel.y = -self.jumpImpulse
 				self.coyoteValue = 0
+			elseif self.wallHit ~= 0 then
+				self.vel.y = -self.wallJumpImpulse.y
+				self.vel.x = -self.wallJumpImpulse.x * self.wallHit
 			end
 		end
 	end
@@ -233,7 +239,9 @@ function Player:DoPhysics()
 	-- horizontal collision
 	if not self:isCollidingAt(self.pos.x + self.vel.x + self.move_x, self.pos.y, LoadedObjects.Collisions) then
 		self.pos.x = self.pos.x + self.vel.x + self.move_x
+		self.wallHit = 0
 	else
+		self.wallHit = math.sign(self.vel.x + self.move_x)
 		self.vel.x = 0
 	end
 
@@ -313,3 +321,7 @@ function Player:Unhook()
 	self.isHooked = false
 	self.hookAnchor = nil
 end
+
+function Player:Debug()
+	love.graphics.print("wallHit: "..self.wallHit)
+end
diff --git a/code/entity.lua b/code/entity.lua
index 9bb582f..b43df21 100644
--- a/code/entity.lua
+++ b/code/entity.lua
@@ -158,7 +158,8 @@ function Entity:getBoundingBox(animation,top,left,bottom,right)
 	self.boxCollision.to.y = animation.imgs[1]:getHeight()/2 + bottom
 end
 
--- returns true if theres a collision at that point. also marks collisioned tile as collision true
+-- checks if the the reciever would collide with an object if it was positioned at the given point.
+-- also marks collisioned tile as collision true
 function Entity:isCollidingAt(x,y,object)
 	for _, collision in pairs(object) do
 		if collision.disable then