Difference between revisions of "love.graphics.setColor"
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Line 33: | Line 33: | ||
love.graphics.setColor(0, 0, 1) | love.graphics.setColor(0, 0, 1) | ||
− | love.graphics.circle("fill", 50, 100 | + | love.graphics.circle("fill", 50, 100, 20) |
myColor = {0, 1, 0, 1} | myColor = {0, 1, 0, 1} | ||
love.graphics.setColor(myColor) | love.graphics.setColor(myColor) | ||
− | love.graphics.circle("fill", 50, 150 | + | love.graphics.circle("fill", 50, 150, 20) |
end | end | ||
</source> | </source> | ||
Line 52: | Line 52: | ||
function love.draw() | function love.draw() | ||
love.graphics.setColor(1, 0, 0, 0.4) | love.graphics.setColor(1, 0, 0, 0.4) | ||
− | love.graphics.circle('fill', baseX, baseY, radius | + | love.graphics.circle('fill', baseX, baseY, radius) |
love.graphics.setColor(0, 1, 0, 0.4) | love.graphics.setColor(0, 1, 0, 0.4) | ||
− | love.graphics.circle('fill', baseX + radius / 2, baseY - offsetY, radius | + | love.graphics.circle('fill', baseX + radius / 2, baseY - offsetY, radius) |
love.graphics.setColor(0, 0, 1, 0.4) | love.graphics.setColor(0, 0, 1, 0.4) | ||
− | love.graphics.circle('fill', baseX + radius, baseY, radius | + | love.graphics.circle('fill', baseX + radius, baseY, radius) |
end | end | ||
</source> | </source> |
Revision as of 21:08, 2 January 2020
Sets the color used for drawing.
In versions prior to 11.0, color component values were within the range of 0 to 255 instead of 0 to 1.
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 (1)
- 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 1 if it is left out.
Returns
Nothing.
Examples
Draw a red, blue and green circle
function love.draw()
love.graphics.setColor(1, 0, 0)
love.graphics.circle("fill", 50, 50, 20)
love.graphics.setColor(0, 0, 1)
love.graphics.circle("fill", 50, 100, 20)
myColor = {0, 1, 0, 1}
love.graphics.setColor(myColor)
love.graphics.circle("fill", 50, 150, 20)
end
Display a Venn diagram
function love.load()
baseX = 300
baseY = 400
radius = 100
offsetY = radius*.5*math.sqrt(3)
love.graphics.setBackgroundColor(1, 1, 1)
end
function love.draw()
love.graphics.setColor(1, 0, 0, 0.4)
love.graphics.circle('fill', baseX, baseY, radius)
love.graphics.setColor(0, 1, 0, 0.4)
love.graphics.circle('fill', baseX + radius / 2, baseY - offsetY, radius)
love.graphics.setColor(0, 0, 1, 0.4)
love.graphics.circle('fill', baseX + radius, baseY, radius)
end
See Also
- love.graphics
- HSL color (an alternate color space, based on human perception)
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