cam11.lua:175: attempt to index local 'vp' (a nil value)
Traceback
[love "callbacks.lua"]:228: in function 'handler'
cam11.lua:175: in function 'getViewport'
main.lua:404: in function 'update'
[love "callbacks.lua"]:162: in function <[love "callbacks.lua"]:144>
[C]: in function 'xpcall'
-- love.load
local min, max = math.min, math.max
local marginX, marginY = 20, 50
local playerW = 30
local playerH = 111
local player1 = {x = character1X, y = character1Y}
local player2 = {x = character2X, y = character2Y}
local screenWidth = 800
local screenHeight = 600
local minX = min(player1.x, player2.x)
local maxX = max(player1.x, player2.x)
local minY = min(player1.y, player2.y)
local maxY = max(player1.y, player2.y)
local zoomX = screenWidth / (maxX - minX + marginX)
local zoomY = screenHeight / (maxY - minY + marginY)
local zoom = min(min(zoomX, zoomY), 1) -- limit zoom to no more than 1x
camera:setZoom(zoom)
-- love.draw
camera:attach()
Error
cam11.lua:175: attempt to index local 'vp' (a nil value)
Traceback
[love "callbacks.lua"]:228: in function 'handler'
cam11.lua:175: in function 'getViewport'
main.lua:404: in function 'update'
[love "callbacks.lua"]:162: in function <[love "callbacks.lua"]:144>
[C]: in function 'xpcall'
-- love.load
local min, max = math.min, math.max
local marginX, marginY = 20, 50
local playerW = 30
local playerH = 111
local player1 = {x = character1X, y = character1Y}
local player2 = {x = character2X, y = character2Y}
local screenWidth = 800
local screenHeight = 600
local minX = min(player1.x, player2.x)
local maxX = max(player1.x, player2.x)
local minY = min(player1.y, player2.y)
local maxY = max(player1.y, player2.y)
camera:getViewport()
camera:setPos((minX + maxX) * 0.5, (minY + maxY) * 0.5)
local zoomX = screenWidth / (maxX - minX + marginX)
local zoomY = screenHeight / (maxY - minY + marginY)
local zoom = min(min(zoomX, zoomY), 1) -- limit zoom to no more than 1x
camera:setZoom(zoom)
-- love.draw
camera:attach()
You haven't formatted the code in an intelligible way, but it looks like you haven't created a camera using the new() method. Try this: camera = require('cam11').new()
You haven't formatted the code in an intelligible way, but it looks like you haven't created a camera using the `new()` method. Try this: `camera = require('cam11').new()`
Error
cam11.lua:175: attempt to index local 'vp' (a nil value)
Traceback
[love "callbacks.lua"]:228: in function 'handler' cam11.lua:175: in function 'getViewport' main.lua:404: in function 'update' [love "callbacks.lua"]:162: in function <[love "callbacks.lua"]:144> [C]: in function 'xpcall'
-- love.load local min, max = math.min, math.max local marginX, marginY = 20, 50 local playerW = 30 local playerH = 111 local player1 = {x = character1X, y = character1Y} local player2 = {x = character2X, y = character2Y} local screenWidth = 800 local screenHeight = 600 local minX = min(player1.x, player2.x) local maxX = max(player1.x, player2.x) local minY = min(player1.y, player2.y) local maxY = max(player1.y, player2.y)
camera:getViewport()
camera:setPos((minX + maxX) * 0.5, (minY + maxY) * 0.5)
local zoomX = screenWidth / (maxX - minX + marginX) local zoomY = screenHeight / (maxY - minY + marginY) local zoom = min(min(zoomX, zoomY), 1) -- limit zoom to no more than 1x camera:setZoom(zoom) -- love.draw camera:attach()
You haven't formatted the code in an intelligible way, but it looks like you haven't created a camera using the
new()
method. Try this:camera = require('cam11').new()