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-rw-r--r--src/libcolour.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/src/libcolour.c b/src/libcolour.c
index b6c6e5b..d60c44f 100644
--- a/src/libcolour.c
+++ b/src/libcolour.c
@@ -907,7 +907,7 @@ static int eliminate(double** M, size_t n, size_t m)
int libcolour_proper(libcolour_colour_t* colour)
{
- libcolour_colour_t tmp, r, g, b;
+ libcolour_colour_t r, g, b, w;
double m[3][4];
switch (colour->model) {
case LIBCOLOUR_CIELUV:
@@ -924,14 +924,14 @@ int libcolour_proper(libcolour_colour_t* colour)
colour->rgb.red.Y = 1;
colour->rgb.green.Y = 1;
colour->rgb.blue.Y = 1;
- r.model = g.model = b.model = tmp.model = LIBCOLOUR_CIEXYZ;
+ r.model = g.model = b.model = w.model = LIBCOLOUR_CIEXYZ;
libcolour_convert((const libcolour_colour_t*)&colour->rgb.red, &r);
libcolour_convert((const libcolour_colour_t*)&colour->rgb.green, &g);
libcolour_convert((const libcolour_colour_t*)&colour->rgb.blue, &b);
- libcolour_convert((const libcolour_colour_t*)&colour->rgb.white, &tmp);
- m[0][0] = r.ciexyz.X, m[0][1] = g.ciexyz.X, m[0][2] = b.ciexyz.X, m[0][3] = tmp.ciexyz.X;
- m[1][0] = r.ciexyz.Y, m[1][1] = g.ciexyz.Y, m[1][2] = b.ciexyz.Y, m[1][3] = tmp.ciexyz.Y;
- m[2][0] = r.ciexyz.Z, m[2][1] = g.ciexyz.Z, m[2][2] = b.ciexyz.Z, m[2][3] = tmp.ciexyz.Z;
+ libcolour_convert((const libcolour_colour_t*)&colour->rgb.white, &w);
+ m[0][0] = r.ciexyz.X, m[0][1] = g.ciexyz.X, m[0][2] = b.ciexyz.X, m[0][3] = w.ciexyz.X;
+ m[1][0] = r.ciexyz.Y, m[1][1] = g.ciexyz.Y, m[1][2] = b.ciexyz.Y, m[1][3] = w.ciexyz.Y;
+ m[2][0] = r.ciexyz.Z, m[2][1] = g.ciexyz.Z, m[2][2] = b.ciexyz.Z, m[2][3] = w.ciexyz.Z;
if (eliminate((double**)m, 3, 4))
return -1;
colour->rgb.red.Y = m[0][3];