wined3d: Fix the center offset in get_projection_matrix.

If we have clip control, viewport_miscpart_cc applies both the half pixel
offset and the filling convention nudge. We always have integer pixel centers
in this <= d3d9-only codepath.

Signed-off-by: Stefan Dösinger <stefan@codeweavers.com>
Signed-off-by: Henri Verbeet <hverbeet@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Stefan Dösinger 2021-09-29 22:42:57 +03:00 committed by Alexandre Julliard
parent d2daa8b902
commit 235908a7a6
1 changed files with 6 additions and 2 deletions

View File

@ -5550,12 +5550,16 @@ void get_projection_matrix(const struct wined3d_context *context, const struct w
* driver, but small enough to prevent it from interfering with any * driver, but small enough to prevent it from interfering with any
* anti-aliasing. */ * anti-aliasing. */
/* Projection matrices are <= d3d9, which all have integer pixel centers. */
if (!(d3d_info->wined3d_creation_flags & WINED3D_PIXEL_CENTER_INTEGER))
ERR("Did not expect to enter this codepath without WINED3D_PIXEL_CENTER_INTEGER.\n");
clip_control = d3d_info->clip_control; clip_control = d3d_info->clip_control;
flip = !clip_control && context->render_offscreen; flip = !clip_control && context->render_offscreen;
if (!clip_control && d3d_info->wined3d_creation_flags & WINED3D_PIXEL_CENTER_INTEGER) if (!clip_control)
center_offset = 63.0f / 64.0f; center_offset = 63.0f / 64.0f;
else else
center_offset = -1.0f / 64.0f; center_offset = 0.0f;
if (context->last_was_rhw) if (context->last_was_rhw)
{ {