Nikolay Sivov : d2d1: Don't update target dpi if only one SetDpi() argument is zero.
Alexandre Julliard
julliard at wine.codeweavers.com
Wed Jan 20 10:50:02 CST 2016
Module: wine
Branch: master
Commit: c05dd9e11f74d16d568e5a59cbc2459ba658e8ef
URL: http://source.winehq.org/git/wine.git/?a=commit;h=c05dd9e11f74d16d568e5a59cbc2459ba658e8ef
Author: Nikolay Sivov <nsivov at codeweavers.com>
Date: Wed Jan 20 00:43:33 2016 +0300
d2d1: Don't update target dpi if only one SetDpi() argument is zero.
Signed-off-by: Nikolay Sivov <nsivov at codeweavers.com>
Signed-off-by: Henri Verbeet <hverbeet at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>
---
dlls/d2d1/render_target.c | 2 ++
dlls/d2d1/tests/d2d1.c | 13 +++++++++++++
2 files changed, 15 insertions(+)
diff --git a/dlls/d2d1/render_target.c b/dlls/d2d1/render_target.c
index 21c3125..fba1738 100644
--- a/dlls/d2d1/render_target.c
+++ b/dlls/d2d1/render_target.c
@@ -1436,6 +1436,8 @@ static void STDMETHODCALLTYPE d2d_d3d_render_target_SetDpi(ID2D1RenderTarget *if
dpi_x = 96.0f;
dpi_y = 96.0f;
}
+ else if (dpi_x == 0.0f || dpi_y == 0.0f)
+ return;
render_target->dpi_x = dpi_x;
render_target->dpi_y = dpi_y;
diff --git a/dlls/d2d1/tests/d2d1.c b/dlls/d2d1/tests/d2d1.c
index b721c26..7c554d2 100644
--- a/dlls/d2d1/tests/d2d1.c
+++ b/dlls/d2d1/tests/d2d1.c
@@ -587,6 +587,19 @@ static void test_clip(void)
ok(dpi_x == 96.0f, "Got unexpected dpi_x %.8e.\n", dpi_x);
ok(dpi_y == 96.0f, "Got unexpected dpi_y %.8e.\n", dpi_y);
+ ID2D1RenderTarget_SetDpi(rt, 192.0f, 192.0f);
+ ID2D1RenderTarget_SetDpi(rt, 0.0f, 96.0f);
+ ID2D1RenderTarget_GetDpi(rt, &dpi_x, &dpi_y);
+ ok(dpi_x == 192.0f, "Got unexpected dpi_x %.8e.\n", dpi_x);
+ ok(dpi_y == 192.0f, "Got unexpected dpi_y %.8e.\n", dpi_y);
+
+ ID2D1RenderTarget_SetDpi(rt, 96.0f, 0.0f);
+ ID2D1RenderTarget_GetDpi(rt, &dpi_x, &dpi_y);
+ ok(dpi_x == 192.0f, "Got unexpected dpi_x %.8e.\n", dpi_x);
+ ok(dpi_y == 192.0f, "Got unexpected dpi_y %.8e.\n", dpi_y);
+
+ ID2D1RenderTarget_SetDpi(rt, 96.0f, 96.0f);
+
/* Transformations apply to clip rects, the effective clip rect is the
* (axis-aligned) bounding box of the transformed clip rect. */
set_point(&point, 320.0f, 240.0f);
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