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Updated demo with additional info and commented out 3D gradient drawing

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(it didn't work right)
This commit is contained in:
Bruce Hill 2017-10-27 17:17:02 -07:00
parent 816c6e5772
commit 71edce1b4f
1 changed files with 6 additions and 1 deletions
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7
main.lua
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@ -109,6 +109,7 @@ function love.draw()
lg.line(p3)
end
end
--[[ 3D tangent lines not working
do -- Draw tangent line
local mx = love.mouse.getX()
local my = love.mouse.getY()/2 - 1/3*H
@ -122,6 +123,7 @@ function love.draw()
lg.line(mx-h, y - h*dydx, mx + h, y + h*dydx)
lg.setColor(255,255,255)
end
]]
local shader
shader = love.keyboard.isDown('g') and s1g or s1
@ -142,7 +144,7 @@ function love.draw()
lg.draw(canv,W-cw,2*ch)
lg.setShader(nil)
lg.setColor(0,0,0,100)
lg.setColor(0,0,0,150)
lg.rectangle('fill',0,0,W,font:getHeight()+love.window.toPixels(5))
lg.rectangle('fill',0,H/3,W,font:getHeight()+love.window.toPixels(5))
lg.rectangle('fill',0,2*H/3,W,font:getHeight()+love.window.toPixels(5))
@ -154,6 +156,9 @@ function love.draw()
lg.printf("1D_Noise_Shader(x)", 0,5, W-5, 'right')
lg.printf("2D_Noise_Shader(x,y)", 0,5+H/3, W-5, 'right')
lg.printf("3D_Noise_Shader(x,y,time)", 0,5+2*H/3, W-5, 'right')
lg.setColor(20,200,20)
lg.printf("hold 'h' for histograms, 'g' for gradients", 5,5, W-5, 'center')
end
function love.update(dt)