split graph into its own module

This commit is contained in:
jill 2021-09-18 01:34:16 +03:00
parent 4ad840fb1f
commit 83d23d8d72
2 changed files with 106 additions and 92 deletions

95
graph.lua Normal file
View File

@ -0,0 +1,95 @@
local self = {}
local quality = 256
local graph = {}
function self.update(dt)
for i = 1, quality do
local a = (i - 1) / (quality - 1)
if not graph[i] then
graph[i] = ease(a)
end
end
for i,v in ipairs(graph) do
local a = (i - 1) / (quality - 1)
local b = ease(a)
if minEase then
b = b / 2 + 0.5
end
graph[i] = mix(v, b, math.min(dt * 18, 1))
end
end
function self.render()
local sw, sh = love.graphics.getDimensions()
if mode == 1 or mode == 2 then
local csize = 10 -- preview point size
local size = math.min((sw - padding) - ((dropdown.kget('ease2') or dropdown.kget('ease1')).x + 128 + padding), sh - padding * 5 - csize)
local x, y, w, h = sw - padding - size, padding, size, size
love.graphics.setColor(1, 1, 1, 1)
love.graphics.rectangle('line', x, y, w, h)
-- grid
love.graphics.setColor(0.2, 0.2, 0.4, 0.2)
local gridsize = 64
for gx = 1, gridsize - 2 do
love.graphics.line(x + margin + gx * w/gridsize, y + margin, x + margin + gx * w/gridsize, y + h - margin)
end
for gy = 1, gridsize - 2 do
love.graphics.line(x + margin, y + margin + gy * h/gridsize, x + w - margin, y + margin + gy * h/gridsize)
end
-- mixease point
if mode == 2 then
love.graphics.setColor(1, 1, 1, 0.8)
love.graphics.line(x + margin + mixpoint * w, y, x + margin + mixpoint * w, y + h)
end
-- preview point
local t = love.timer.getTime() % 1
love.graphics.setColor(0.4, 0.4, 1, 0.4)
love.graphics.line(x + margin + t * w, y, x + margin + t * w, y + h)
-- y = 0 point
-- todo: this will break with eases that dont have the first point at y0
local py = graph[1]
love.graphics.setColor(0.7, 0.7, 0.7, 0.4 * (1 - math.abs(py - 0.5) / 0.5))
love.graphics.line(x, y + h - py * h, x + w, y + py * h)
-- polygone
-- this isnt done with a polygon because else itd waste a Bunch of ram and i kinda, dont want to do that?
love.graphics.setColor(1, 1, 1, 1)
local last = graph[1] or 0
for gx = 1, quality - 1 do
local a = gx/quality
local b = graph[gx + 1] or 0
local px, py = x + margin + gx * ((w - margin)/quality), y + h - margin - b * (h - margin * 2)
local ox, oy = x + margin + (gx - 1) * ((w - margin)/quality), y + h - margin - last * (h - margin * 2)
if math.abs(b - last) < 1 then
love.graphics.line(ox, oy, px, py)
end
last = b
end
-- preview
love.graphics.setColor(1, 1, 1, 0.2)
love.graphics.line(x + margin, y + h + padding * 2 + csize/2, x + w - margin, y + h + padding * 2 + csize/2)
love.graphics.setColor(0.4, 0.4, 1, 1)
local a1 = ease(t)
local a2 = ease(math.max(math.min(t - 0.1, 1), 0))
local da = a1
if love.timer.getTime() % 2 < 1 and math.floor(ease(0) + 0.5) ~= math.floor(ease(1) + 0.5) then
da = 1 - da
end
if minEase then
da = da / 2 + 0.5
end
love.graphics.ellipse('fill', x + margin + (w - margin * 2) * da, y + h + padding * 2 + csize/2, csize * (1 + math.min(math.abs(a1 - a2), 3) * 1.2), csize)
end
end
return self

103
main.lua
View File

@ -5,7 +5,8 @@ end
local easelib = require 'easelib'
local dropdown = require 'dropdown'
dropdown = require 'dropdown'
graph = require 'graph'
-- utils
@ -53,16 +54,13 @@ minEase = false
padding = 6
margin = 4
local quality = 256
local mixpoint = 0.5
local oldmixpoint = 0.5
mixpoint = 0.5
oldmixpoint = 0.5
local mixpointtimer = 0 -- easter egg thing
local mixpointspin = 0
-- graph
local graph = {}
-- dropdown bullshit
@ -73,21 +71,9 @@ function love.load()
end
function love.update(dt)
for i = 1, quality do
local a = (i - 1) / (quality - 1)
if not graph[i] then
graph[i] = ease(a)
end
end
for i,v in ipairs(graph) do
local a = (i - 1) / (quality - 1)
local b = ease(a)
if minEase then
b = b / 2 + 0.5
end
graph[i] = mix(v, b, math.min(dt * 18, 1))
end
graph.update(dt)
-- slider
mixpointtimer = mix(mixpointtimer + math.abs(mixpoint - oldmixpoint), 0, math.min(dt * 8))
oldmixpoint = mix(oldmixpoint, mixpoint, math.min(dt * 20, 1))
@ -102,7 +88,7 @@ function love.update(dt)
end
function love.draw()
local mode = dropdown.kget('mode').selected
mode = dropdown.kget('mode').selected
local sw, sh = love.graphics.getDimensions()
local mx, my = love.mouse.getPosition()
@ -132,7 +118,7 @@ function love.draw()
love.graphics.rotate((mixpoint - oldmixpoint) * 4 + mixpointspin * math.pi * 2)
love.graphics.setColor(0, 0, 0, 1)
if mx > sx - ssize/2 and mx < sx + ssize/2 and my > sy - ssize/2 and my < sy + ssize/2 and openDropdown == 0 then
if mx > sx - ssize/2 and mx < sx + ssize/2 and my > sy - ssize/2 and my < sy + ssize/2 and dropdown.openDropdown == 0 then
love.graphics.setColor(0.2, 0.2, 0.3, 1)
end
love.graphics.rectangle('fill', -ssize/2, -ssize/2, ssize, ssize)
@ -146,9 +132,9 @@ function love.draw()
love.graphics.pop()
if mx > x and mx < x + w and my > y and my < y + h and love.mouse.isDown(1) and openDropdown == 0 then
if mx > x and mx < x + w and my > y and my < y + h and love.mouse.isDown(1) and dropdown.openDropdown == 0 then
mixpoint = (mx - x) / w
createDropdowns()
dropdown.createDropdowns()
end
end
@ -156,74 +142,7 @@ function love.draw()
dropdown.render()
-- graph
if mode == 1 or mode == 2 then
local csize = 10 -- preview point size
local size = math.min((sw - padding) - ((dropdown.kget('ease2') or dropdown.kget('ease1')).x + 128 + padding), sh - padding * 5 - csize)
local x, y, w, h = sw - padding - size, padding, size, size
love.graphics.setColor(1, 1, 1, 1)
love.graphics.rectangle('line', x, y, w, h)
-- grid
love.graphics.setColor(0.2, 0.2, 0.4, 0.2)
local gridsize = 64
for gx = 1, gridsize - 2 do
love.graphics.line(x + margin + gx * w/gridsize, y + margin, x + margin + gx * w/gridsize, y + h - margin)
end
for gy = 1, gridsize - 2 do
love.graphics.line(x + margin, y + margin + gy * h/gridsize, x + w - margin, y + margin + gy * h/gridsize)
end
-- mixease point
if mode == 2 then
love.graphics.setColor(1, 1, 1, 0.8)
love.graphics.line(x + margin + mixpoint * w, y, x + margin + mixpoint * w, y + h)
end
-- preview point
local t = love.timer.getTime() % 1
love.graphics.setColor(0.4, 0.4, 1, 0.4)
love.graphics.line(x + margin + t * w, y, x + margin + t * w, y + h)
-- y = 0 point
-- todo: this will break with eases that dont have the first point at y0
local py = graph[1]
love.graphics.setColor(0.7, 0.7, 0.7, 0.4 * (1 - math.abs(py - 0.5) / 0.5))
love.graphics.line(x, y + h - py * h, x + w, y + py * h)
-- polygone
-- this isnt done with a polygon because else itd waste a Bunch of ram and i kinda, dont want to do that?
love.graphics.setColor(1, 1, 1, 1)
local last = graph[1] or 0
for gx = 1, quality - 1 do
local a = gx/quality
local b = graph[gx + 1] or 0
local px, py = x + margin + gx * ((w - margin)/quality), y + h - margin - b * (h - margin * 2)
local ox, oy = x + margin + (gx - 1) * ((w - margin)/quality), y + h - margin - last * (h - margin * 2)
if math.abs(b - last) < 1 then
love.graphics.line(ox, oy, px, py)
end
last = b
end
-- preview
love.graphics.setColor(1, 1, 1, 0.2)
love.graphics.line(x + margin, y + h + padding * 2 + csize/2, x + w - margin, y + h + padding * 2 + csize/2)
love.graphics.setColor(0.4, 0.4, 1, 1)
local a1 = ease(t)
local a2 = ease(math.max(math.min(t - 0.1, 1), 0))
local da = a1
if love.timer.getTime() % 2 < 1 and math.floor(ease(0) + 0.5) ~= math.floor(ease(1) + 0.5) then
da = 1 - da
end
if minEase then
da = da / 2 + 0.5
end
love.graphics.ellipse('fill', x + margin + (w - margin * 2) * da, y + h + padding * 2 + csize/2, csize * (1 + math.min(math.abs(a1 - a2), 3) * 1.2), csize)
end
graph.render()
end
function love.mousepressed(x, y, m)