Difference between revisions of "love.graphics.setColor"
m (Added HSL color link to the See Also section) |
(Added table support synopsis+example) |
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Line 12: | Line 12: | ||
=== Returns === | === Returns === | ||
Nothing. | Nothing. | ||
+ | === Synopsis === | ||
+ | <source lang="lua"> | ||
+ | love.graphics.setColor( rgba ) | ||
+ | </source> | ||
+ | === Arguments === | ||
+ | {{param|table|rgba|A numerical indexed table with the red, green, blue and alpha values as [[number]]s.}} | ||
+ | === Returns === | ||
+ | Nothing. | ||
+ | === Notes === | ||
+ | Added in version 0.7.0. | ||
== Examples == | == Examples == | ||
− | === | + | === Draw a red, blue and green circle === |
<source lang="lua"> | <source lang="lua"> | ||
love.graphics.setColor(255, 0, 0) | love.graphics.setColor(255, 0, 0) | ||
love.graphics.circle(50, 50, 20, 20) | love.graphics.circle(50, 50, 20, 20) | ||
+ | |||
love.graphics.setColor(0, 0, 255) | love.graphics.setColor(0, 0, 255) | ||
love.graphics.circle(50, 100, 20, 20) | love.graphics.circle(50, 100, 20, 20) | ||
+ | |||
+ | myColor = {0, 255, 0, 255} | ||
+ | love.graphics.setColor(myColor) | ||
+ | love.graphics.circle(50, 150, 20, 20) | ||
</source> | </source> | ||
=== Display a Venn diagram === | === Display a Venn diagram === |
Revision as of 19:40, 1 February 2011
Sets the color used for drawing.
Contents
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.
Synopsis
love.graphics.setColor( rgba )
Arguments
Returns
Nothing.
Notes
Added in version 0.7.0.
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)
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
See Also
- love.graphics
- HSL color (an alternate color space, based on human perception)
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