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Avoid to create global variables #3

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Avoid to create global variables #3

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8 changes: 4 additions & 4 deletions hsluv.lua
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Original file line number Diff line number Diff line change
Expand Up @@ -20,16 +20,16 @@ WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
]]

hsluv = {}
local hsluv = {}

hexChars = "0123456789abcdef"
local hexChars = "0123456789abcdef"


distance_line_from_origin = function(line)
local distance_line_from_origin = function(line)
return math.abs(line.intercept) / math.sqrt((line.slope ^ 2) + 1)
end

length_of_ray_until_intersect = function(theta, line)
local length_of_ray_until_intersect = function(theta, line)
return line.intercept / (math.sin(theta) - line.slope * math.cos(theta))
end

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