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authorMattias Andrée <maandree@operamail.com>2014-02-14 18:04:03 +0100
committerMattias Andrée <maandree@operamail.com>2014-02-14 18:04:03 +0100
commit6a99cea6390fe1da51988747e1cd461db7184257 (patch)
tree252aec2c123a3eecd9d3e8568b20220b1f3aedbd
parentm doc (diff)
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Signed-off-by: Mattias Andrée <maandree@operamail.com>
-rwxr-xr-xsrc/__main__.py17
1 files changed, 13 insertions, 4 deletions
diff --git a/src/__main__.py b/src/__main__.py
index 7b763f0..965dc55 100755
--- a/src/__main__.py
+++ b/src/__main__.py
@@ -19,19 +19,26 @@ import math
from colour import *
+# /usr/share/blueshift
DATADIR = '.'
+# Mapping input and output maximum values + 1
i_size = 2 ** 8
o_size = 2 ** 16
+
+# Red, green and blue curves
r_curve = [i / (i_size - 1) for i in range(i_size)]
g_curve = [i / (i_size - 1) for i in range(i_size)]
b_curve = [i / (i_size - 1) for i in range(i_size)]
-clip_result = True
-cmf_2deg_cache = None
-cmf_10deg_cache = None
+clip_result = True
+'''
+Set to `False` if you want to allow value overflow rather than clipping,
+doing so can create visual artifacts
+'''
+
def curves(r, g, b):
'''
Generate a tuple of curve–parameter pairs
@@ -39,7 +46,7 @@ def curves(r, g, b):
@param r The red parameter
@param g The green parameter
@param b The blue parameter
- @return ((r_curve, r), (g_curve, g), (b_curve, b))
+ @return `((r_curve, r), (g_curve, g), (b_curve, b))`
'''
return ((r_curve, r), (g_curve, g), (b_curve, b))
@@ -81,6 +88,7 @@ def simple_whitepoint(temperature):
b = 0.543206789 * math.log(temp - 10) - 1.196254089
return (r, g, b)
+cmf_2deg_cache = None
def cmf_2deg(temperature):
'''
Calculate the colour for a blackbody temperature using raw CIE 1931 2 degree CMF data with interpolation
@@ -106,6 +114,7 @@ def cmf_2deg(temperature):
y = y1 * temp + y2 * (1 - temp)
return ciexy_to_srgb(x, y, 1.0)
+cmf_10deg_cache = None
def cmf_10deg(temperature):
'''
Calculate the colour for a blackbody temperature using raw CIE 1964 10 degree CMF data with interpolation