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gdiplus: Caps do not shrink for line width < 2.0.

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Signed-off-by: Jeff Smith <whydoubt@gmail.com>
Signed-off-by: Vincent Povirk <vincent@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Jeff Smith 2020-03-03 07:21:46 -06:00 committed by Alexandre Julliard
parent 2d4befd4bc
commit 0022b7a6cf
2 changed files with 17 additions and 15 deletions
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16
dlls/gdiplus/graphicspath.c
View File

@ -1986,6 +1986,8 @@ static void widen_cap(const GpPointF *endpoint, const GpPointF *nextpoint,
static void add_anchor(const GpPointF *endpoint, const GpPointF *nextpoint,
GpPen *pen, GpLineCap cap, GpCustomLineCap *custom, path_list_node_t **last_point)
{
REAL pen_width = max(pen->width, 2.0);
switch (cap)
{
default:
@ -1996,7 +1998,7 @@ static void add_anchor(const GpPointF *endpoint, const GpPointF *nextpoint,
REAL segment_dy = nextpoint->Y-endpoint->Y;
REAL segment_dx = nextpoint->X-endpoint->X;
REAL segment_length = sqrtf(segment_dy*segment_dy + segment_dx*segment_dx);
REAL distance = pen->width / sqrtf(2.0);
REAL distance = pen_width / sqrtf(2.0);
REAL par_dx, par_dy;
REAL perp_dx, perp_dy;
@ -2024,8 +2026,8 @@ static void add_anchor(const GpPointF *endpoint, const GpPointF *nextpoint,
REAL dx, dy, dx2, dy2;
const REAL control_point_distance = 0.55228475; /* 4/3 * (sqrt(2) - 1) */
dx = -pen->width * segment_dx / segment_length;
dy = -pen->width * segment_dy / segment_length;
dx = -pen_width * segment_dx / segment_length;
dy = -pen_width * segment_dy / segment_length;
dx2 = dx * control_point_distance;
dy2 = dy * control_point_distance;
@ -2076,11 +2078,11 @@ static void add_anchor(const GpPointF *endpoint, const GpPointF *nextpoint,
REAL par_dx, par_dy;
REAL perp_dx, perp_dy;
par_dx = -pen->width * segment_dx / segment_length;
par_dy = -pen->width * segment_dy / segment_length;
par_dx = -pen_width * segment_dx / segment_length;
par_dy = -pen_width * segment_dy / segment_length;
perp_dx = -pen->width * segment_dy / segment_length;
perp_dy = pen->width * segment_dx / segment_length;
perp_dx = -pen_width * segment_dy / segment_length;
perp_dy = pen_width * segment_dx / segment_length;
*last_point = add_path_list_node(*last_point, endpoint->X + par_dx,
endpoint->Y + par_dy, PathPointTypeStart);

16
dlls/gdiplus/tests/graphicspath.c
View File

@ -1365,14 +1365,14 @@ static path_test_t widenline_caparrowanchor_path[] = {
};
static path_test_t widenline_capsquareanchor_thin_path[] = {
{6.414213, 8.585786, PathPointTypeStart, 4, 1}, /*0*/
{6.414213, 11.414213, PathPointTypeLine, 0, 1}, /*1*/
{3.585786, 11.414213, PathPointTypeLine, 0, 1}, /*2*/
{3.585786, 8.585786, PathPointTypeLine|PathPointTypeCloseSubpath, 0, 1}, /*3*/
{48.585785, 11.414213, PathPointTypeStart, 0, 1}, /*4*/
{48.585785, 8.585786, PathPointTypeLine, 0, 1}, /*5*/
{51.414211, 8.585786, PathPointTypeLine, 0, 1}, /*6*/
{51.414211, 11.414213, PathPointTypeLine|PathPointTypeCloseSubpath, 0, 1}, /*7*/
{6.414213, 8.585786, PathPointTypeStart, 4, 0}, /*0*/
{6.414213, 11.414213, PathPointTypeLine, 0, 0}, /*1*/
{3.585786, 11.414213, PathPointTypeLine, 0, 0}, /*2*/
{3.585786, 8.585786, PathPointTypeLine|PathPointTypeCloseSubpath, 0, 0}, /*3*/
{48.585785, 11.414213, PathPointTypeStart, 0, 0}, /*4*/
{48.585785, 8.585786, PathPointTypeLine, 0, 0}, /*5*/
{51.414211, 8.585786, PathPointTypeLine, 0, 0}, /*6*/
{51.414211, 11.414213, PathPointTypeLine|PathPointTypeCloseSubpath, 0, 0}, /*7*/
};
static void test_widen_cap(void)