Add fz_transform_point_xy to simplify transforming a point.

Many times, the idiom p.x = x; p.y = y; fz_transform_point() is used.
This function should simplify that use case by both initializing and
transforming the point in one call.

1 files changed, 8 insertions, 0 deletions

diff --git a/source/fitz/geometry.c b/source/fitz/geometry.c
index c7c3d198..f65373b8 100644
--- a/source/fitz/geometry.c
+++ b/source/fitz/geometry.c
@@ -271,6 +271,14 @@ fz_transform_point(fz_point *restrict p, const fz_matrix *restrict m)
 }
 
 fz_point *
+fz_transform_point_xy(fz_point *restrict p, const fz_matrix *restrict m, float x, float y)
+{
+	p->x = x * m->a + y * m->c + m->e;
+	p->y = x * m->b + y * m->d + m->f;
+	return p;
+}
+
+fz_point *
 fz_transform_vector(fz_point *restrict p, const fz_matrix *restrict m)
 {
 	float x = p->x;