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love.graphics.setColor
Sets the color used for drawing.
Function
Synopsis
love.graphics.setColor( red, green, blue, alpha )
Arguments
number red- The amount of red.
number green- The amount of green.
number blue- The amount of blue.
number alpha (255)- The amount of alpha. The alpha value will be applied to all subsequent draw operations, even the drawing of an image.
Returns
Nothing.
Function
| Available since LÖVE 0.7.0 |
| This variant is not supported in earlier versions. |
Synopsis
love.graphics.setColor( rgba )
Arguments
table rgba- A numerical indexed table with the red, green, blue and alpha values as numbers. The alpha is optional and defaults to 255 if it is left out.
Returns
Nothing.
Examples
Draw a red, blue and green circle
love.graphics.setColor(255, 0, 0)
love.graphics.circle(50, 50, 20, 20)
love.graphics.setColor(0, 0, 255)
love.graphics.circle(50, 100, 20, 20)
myColor = {0, 255, 0, 255}
love.graphics.setColor(myColor)
love.graphics.circle(50, 150, 20, 20)
love.graphics.circle(50, 50, 20, 20)
love.graphics.setColor(0, 0, 255)
love.graphics.circle(50, 100, 20, 20)
myColor = {0, 255, 0, 255}
love.graphics.setColor(myColor)
love.graphics.circle(50, 150, 20, 20)
Display a Venn diagram
function love.load()
baseX = 300
baseY = 400
radius = 100
offsetY = radius*.5*math.sqrt(3)
love.graphics.setBackgroundColor(255,255,255)
end
function love.draw()
love.graphics.setColor(255, 0, 0, 100)
love.graphics.circle('fill', baseX, baseY, radius, 50)
love.graphics.setColor(0, 255, 0, 100)
love.graphics.circle('fill', baseX + radius / 2, baseY - offsetY, radius, 50)
love.graphics.setColor(0, 0, 255, 100)
love.graphics.circle('fill', baseX + radius, baseY, radius, 50)
end
baseX = 300
baseY = 400
radius = 100
offsetY = radius*.5*math.sqrt(3)
love.graphics.setBackgroundColor(255,255,255)
end
function love.draw()
love.graphics.setColor(255, 0, 0, 100)
love.graphics.circle('fill', baseX, baseY, radius, 50)
love.graphics.setColor(0, 255, 0, 100)
love.graphics.circle('fill', baseX + radius / 2, baseY - offsetY, radius, 50)
love.graphics.setColor(0, 0, 255, 100)
love.graphics.circle('fill', baseX + radius, baseY, radius, 50)
end
See Also
- love.graphics
- HSL color (an alternate color space, based on human perception)
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