feat: add a way to set color from hsv

sonic-radiance.love/core/utils/graphics.lua

@@ -27,6 +27,22 @@ local Graphics = {}
 -- COLOR FUNCTIONS
 -- Handle colors and scene colors
 
+function Graphics.setColorHSV(h, s, v)
+  if s <= 0 then return v,v,v end
+  h, s, v = h*6, s, v
+  local c = v*s
+  local x = (1-math.abs((h%2)-1))*c
+  local m,r,g,b = (v-c), 0,0,0
+  if h < 1     then r,g,b = c,x,0
+  elseif h < 2 then r,g,b = x,c,0
+  elseif h < 3 then r,g,b = 0,c,x
+  elseif h < 4 then r,g,b = 0,x,c
+  elseif h < 5 then r,g,b = x,0,c
+  else              r,g,b = c,0,x
+  end
+  love.graphics.setColor((r+m),(g+m),(b+m),1)
+end
+
 function Graphics.resetColor()
   love.graphics.setColor(1,1,1,1)
 end