diff options
| author | Brecht Van Lommel <brecht@blender.org> | 2022-05-19 21:31:58 +0300 |
|---|---|---|
| committer | Brecht Van Lommel <brecht@blender.org> | 2022-05-23 16:34:50 +0300 |
| commit | 469ee7ff1529a1b28ce0b300835ebc42d5c5362f (patch) | |
| tree | 9be3874673f222ac3c3773fe726f0158287ac1e6 /intern/opencolorio/ocio_capi.h | |
| parent | 2f2d13b8c664b90a7d3249d6ad71bac3d519026d (diff) | |
Python API: add mathutils.Color functions to convert color spaces
Between scene linear and sRGB, XYZ, linear Rec.709 and ACES2065-1.
And add some clarifications about color spaces in the docs.
Fixes T98267
Ref T68926
Differential Revision: https://developer.blender.org/D14989
Diffstat (limited to 'intern/opencolorio/ocio_capi.h')
| -rw-r--r-- | intern/opencolorio/ocio_capi.h | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/intern/opencolorio/ocio_capi.h b/intern/opencolorio/ocio_capi.h index 9bd4ec374e2..4be838a218d 100644 --- a/intern/opencolorio/ocio_capi.h +++ b/intern/opencolorio/ocio_capi.h @@ -31,10 +31,15 @@ OCIO_DECLARE_HANDLE(OCIO_ConstContextRcPtr); OCIO_DECLARE_HANDLE(OCIO_PackedImageDesc); OCIO_DECLARE_HANDLE(OCIO_ConstLookRcPtr); -/* Standard XYZ to linear sRGB transform, for fallback. */ -static const float OCIO_XYZ_TO_LINEAR_SRGB[3][3] = {{3.2404542f, -0.9692660f, 0.0556434f}, - {-1.5371385f, 1.8760108f, -0.2040259f}, - {-0.4985314f, 0.0415560f, 1.0572252f}}; +/* Standard XYZ (D65) to linear Rec.709 transform. */ +static const float OCIO_XYZ_TO_REC709[3][3] = {{3.2404542f, -0.9692660f, 0.0556434f}, + {-1.5371385f, 1.8760108f, -0.2040259f}, + {-0.4985314f, 0.0415560f, 1.0572252f}}; +/* Standard ACES to XYZ (D65) transform. + * Matches OpenColorIO builtin transform: UTILITY - ACES-AP0_to_CIE-XYZ-D65_BFD. */ +static const float OCIO_ACES_TO_XYZ[3][3] = {{0.938280f, 0.337369f, 0.001174f}, + {-0.004451f, 0.729522f, -0.003711f}, + {0.016628f, -0.066890f, 1.091595f}}; /* This structure is used to pass curve mapping settings from * blender's DNA structure stored in view transform settings |