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authorTon Roosendaal <ton@blender.org>2006-10-28 00:27:13 +0400
committerTon Roosendaal <ton@blender.org>2006-10-28 00:27:13 +0400
commit129cab4137d2a928e68eec7f7647b1f2b690686a (patch)
treedbb71785f612bbb1e919f102cfc78213f7302f4e /source/blender/makesdna/DNA_color_types.h
parenta7d3a58ba9e7a42781a21c8015cdd51a76473056 (diff)
New Curves Widget option: curves can get extrapolated extension.
Especially for Compositing it was annoying that colors always got clipped in the 0.0-1.0 range. For this reason, extrapolated Curves now is the default. Old saved files still have horizontal extrapolation. Set the option with 'Tools' menu (wrench icon). This is a setting per curve, so you might need to set all 4 curves for an RGBA curves widget.
Diffstat (limited to 'source/blender/makesdna/DNA_color_types.h')
-rw-r--r--source/blender/makesdna/DNA_color_types.h6
1 files changed, 5 insertions, 1 deletions
diff --git a/source/blender/makesdna/DNA_color_types.h b/source/blender/makesdna/DNA_color_types.h
index 9aae71b9cc9..32cbc39523b 100644
--- a/source/blender/makesdna/DNA_color_types.h
+++ b/source/blender/makesdna/DNA_color_types.h
@@ -53,11 +53,15 @@ typedef struct CurveMap {
float range; /* quick multiply value for reading table */
float mintable, maxtable; /* the x-axis range for the table */
+ float ext_in[2], ext_out[2]; /* for extrapolated curves, the direction vector */
CurveMapPoint *curve; /* actual curve */
CurveMapPoint *table; /* display and evaluate table */
CurveMapPoint *premultable; /* for RGB curves, premulled table */
} CurveMap;
+/* cuma->flag */
+#define CUMA_EXTEND_EXTRAPOLATE 1
+
typedef struct CurveMapping {
int flag, cur; /* cur; for buttons, to show active curve */
@@ -68,7 +72,7 @@ typedef struct CurveMapping {
float bwmul[3], padf; /* black/white point multiply value, for speed */
} CurveMapping;
-/* cumap->flag */
+/* cumapping->flag */
#define CUMA_DO_CLIP 1
#define CUMA_PREMULLED 2