corona-sdk - Laur's blog

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corona-sdk

A collection of 3 posts

Fade colors in Corona using Transitions

Fade colors in Corona using Transitions

Corona provides transitions. According to this post, a transitionTo(...) would suffice: local rect = display.newRect(50,50,100,100) rect:setFillColor(0,0,0,0) transition.to( rect.fill, { r=1, g=1, b=1, a=1, time=500, transition=easing.inCubic } ) The user can also cancel the transition if

Fade Colors on a Polygon using the Game Loop

Fade Colors on a Polygon using the Game Loop

One of the features I need to implement is to smoothly change the fill/stroke color of a polygon, like this: A manual approach In order to better understand the mechanics, I built my own fading PoC. First, one would need to build the polygon: hud = display.newGroup() -- Build

Antialias a Polygon with Corona SDK

Antialias a Polygon with Corona SDK

The other day I figured I needed to draw a polygon in Corona SDK. With display.newPolygon(...), the job is extremely easy and a result like (apologies for the JPEG artefacts): It is obvious that in non retina cases, one can see the aliasing of the polygon's edges.