[Bf-blender-cvs] [428e65256e7] master: GPencil: Use Linear color instead of sRGB for Select Vertex Color

[Antonio Vazquez]

Commit: 428e65256e77d2939709b0dfe9c8a31c57a93369
Author: Antonio Vazquez
Date:   Sat Mar 14 10:46:28 2020 +0100
Branches: master
https://developer.blender.org/rB428e65256e77d2939709b0dfe9c8a31c57a93369

GPencil: Use Linear color instead of sRGB for Select Vertex Color

The brush color is sRGB but the Vertex Color is linear.

===================================================================

M	source/blender/editors/gpencil/gpencil_select.c

===================================================================

diff --git a/source/blender/editors/gpencil/gpencil_select.c b/source/blender/editors/gpencil/gpencil_select.c
index 175b7b8c196..12d4c7c4329 100644
--- a/source/blender/editors/gpencil/gpencil_select.c
+++ b/source/blender/editors/gpencil/gpencil_select.c
@@ -1693,8 +1693,9 @@ static int gpencil_select_vertex_color_exec(bContext *C, wmOperator *op)
   Brush *brush = paint->brush;
   bool done = false;
 
-  float hsv_brush[3], hsv_stroke[3];
-  rgb_to_hsv_compat_v(brush->rgb, hsv_brush);
+  float hsv_brush[3], hsv_stroke[3], linear_color[3];
+  srgb_to_linearrgb_v3_v3(linear_color, brush->rgb);
+  rgb_to_hsv_compat_v(linear_color, hsv_brush);
 
   /* Select any visible stroke that uses this color */
   CTX_DATA_BEGIN (C, bGPDstroke *, gps, editable_gpencil_strokes) {