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authorMichel Dänzer <michel.daenzer@amd.com>2016-09-21 17:38:57 +0900
committerMichel Dänzer <michel@daenzer.net>2016-09-21 18:20:19 +0900
commit80d794f11a5f047663897e4349da75d89ceff7c7 (patch)
treed425e98ce1572d7467c8984878ca70f083bc91a2 /src/radeon_kms.c
parent09ba7b3b7b1b724aa386dbf2d33f567d7f26326b (diff)
Make the dedicated scanout mechanism work with arbitrary transforms
This makes TearFree work with arbitrary transforms, and makes transforms work better even without TearFree, with xserver >= 1.12. (Ported from amdgpu commit bf000ea7ef91f5ecb59fc3c1ab8ed9eddcc0841d)
Diffstat (limited to 'src/radeon_kms.c')
-rw-r--r--src/radeon_kms.c29
1 files changed, 10 insertions, 19 deletions
diff --git a/src/radeon_kms.c b/src/radeon_kms.c
index b64c6367..9d968117 100644
--- a/src/radeon_kms.c
+++ b/src/radeon_kms.c
@@ -386,19 +386,16 @@ static Bool
radeon_scanout_extents_intersect(xf86CrtcPtr xf86_crtc, BoxPtr extents, int w,
int h)
{
- extents->x1 = max(extents->x1 - xf86_crtc->x, 0);
- extents->y1 = max(extents->y1 - xf86_crtc->y, 0);
-
- switch (xf86_crtc->rotation & 0xf) {
- case RR_Rotate_90:
- case RR_Rotate_270:
- extents->x2 = min(extents->x2 - xf86_crtc->x, h);
- extents->y2 = min(extents->y2 - xf86_crtc->y, w);
- break;
- default:
- extents->x2 = min(extents->x2 - xf86_crtc->x, w);
- extents->y2 = min(extents->y2 - xf86_crtc->y, h);
- }
+ extents->x1 -= xf86_crtc->filter_width >> 1;
+ extents->x2 += xf86_crtc->filter_width >> 1;
+ extents->y1 -= xf86_crtc->filter_height >> 1;
+ extents->y2 += xf86_crtc->filter_height >> 1;
+ pixman_f_transform_bounds(&xf86_crtc->f_framebuffer_to_crtc, extents);
+
+ extents->x1 = max(extents->x1, 0);
+ extents->y1 = max(extents->y1, 0);
+ extents->x2 = min(extents->x2, w);
+ extents->y2 = min(extents->y2, h);
return (extents->x1 < extents->x2 && extents->y1 < extents->y2);
}
@@ -928,12 +925,6 @@ radeon_scanout_do_update(xf86CrtcPtr xf86_crtc, int scanout_id)
SetPicturePictFilter(src, xf86_crtc->filter, xf86_crtc->params,
xf86_crtc->nparams);
- extents.x1 += xf86_crtc->x - (xf86_crtc->filter_width >> 1);
- extents.x2 += xf86_crtc->x + (xf86_crtc->filter_width >> 1);
- extents.y1 += xf86_crtc->y - (xf86_crtc->filter_height >> 1);
- extents.y2 += xf86_crtc->y + (xf86_crtc->filter_height >> 1);
- pixman_f_transform_bounds(&xf86_crtc->f_framebuffer_to_crtc, &extents);
-
pScreen->SourceValidate = NULL;
CompositePicture(PictOpSrc,
src, NULL, dst,