mirror of
https://github.com/tanema/light_world.lua.git
synced 2024-12-24 20:24:19 +00:00
83 lines
2.4 KiB
Lua
83 lines
2.4 KiB
Lua
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-- Example: Hump Example
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local Camera = require "examples/vendor/hump/camera"
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local LightWorld = require "lib"
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function love.load()
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x = 0
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y = 0
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scale = 1
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cam = Camera(love.graphics.getWidth()/2, love.graphics.getHeight()/2)
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image = love.graphics.newImage("examples/gfx/machine2.png")
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image_normal = love.graphics.newImage("examples/gfx/cone_normal.png")
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normal = love.graphics.newImage("examples/gfx/refraction_normal.png")
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glow = love.graphics.newImage("examples/gfx/machine2_glow.png")
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-- create light world
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lightWorld = LightWorld({
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ambient = {55,55,55},
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refractionStrength = 32.0,
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reflectionVisibility = 0.75,
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})
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-- create light
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lightMouse = lightWorld:newLight(0, 0, 255, 127, 63, 300)
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lightMouse:setGlowStrength(0.3)
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-- create shadow bodys
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circleTest = lightWorld:newCircle(256, 256, 16)
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rectangleTest = lightWorld:newRectangle(512, 512, 64, 64)
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imageTest = lightWorld:newImage(image, 64, 64, 24, 6)
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imageTest:setNormalMap(image_normal)
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imageTest:setGlowMap(glow)
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imageTest:setOffset(12, -10)
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-- create body object
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objectTest = lightWorld:newRefraction(normal, 64, 64, 128, 128)
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objectTest:setReflection(true)
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end
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function love.update(dt)
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love.window.setTitle("Light vs. Shadow Engine (FPS:" .. love.timer.getFPS() .. ")")
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if love.keyboard.isDown("down") then
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y = y - dt * 200
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elseif love.keyboard.isDown("up") then
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y = y + dt * 200
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end
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if love.keyboard.isDown("right") then
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x = x - dt * 200
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elseif love.keyboard.isDown("left") then
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x = x + dt * 200
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end
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if love.keyboard.isDown("-") then
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scale = scale - 0.01
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elseif love.keyboard.isDown("=") then
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scale = scale + 0.01
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end
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lightMouse:setPosition((love.mouse.getX() - x)/scale, (love.mouse.getY() - y)/scale, z)
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cam:lookAt(x, y)
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cam:zoom(scale)
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lightWorld:setTranslation(x, y, scale)
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end
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function love.draw()
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cam:attach()
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lightWorld:draw(function()
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love.graphics.setColor(255, 255, 255)
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love.graphics.rectangle("fill", -x/scale, -y/scale, love.graphics.getWidth()/scale, love.graphics.getHeight()/scale)
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love.graphics.setColor(63, 255, 127)
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local cx, cy = circleTest:getPosition()
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love.graphics.circle("fill", cx, cy, circleTest:getRadius())
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love.graphics.polygon("fill", rectangleTest:getPoints())
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love.graphics.setColor(255, 255, 255)
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love.graphics.draw(image, 64 - image:getWidth() * 0.5, 64 - image:getHeight() * 0.5)
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end)
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cam:detach()
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end
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