diff options
Diffstat (limited to 'test')
| -rw-r--r-- | test/present-test.c | 139 |
1 files changed, 133 insertions, 6 deletions
diff --git a/test/present-test.c b/test/present-test.c index dc399c39..e90ef477 100644 --- a/test/present-test.c +++ b/test/present-test.c @@ -44,6 +44,7 @@ #endif #include <xcb/xcb.h> #include <xcb/present.h> +#include <xcb/xfixes.h> #include <xf86drm.h> #include <i915_drm.h> @@ -170,6 +171,7 @@ static void teardown_msc(Display *dpy, void *q) } static int test_whole(Display *dpy) { + xcb_connection_t *c = XGetXCBConnection(dpy); Pixmap pixmap; struct dri3_fence fence; Window root; @@ -189,8 +191,7 @@ static int test_whole(Display *dpy) xshmfence_reset(fence.addr); pixmap = XCreatePixmap(dpy, root, width, height, depth); - xcb_present_pixmap(XGetXCBConnection(dpy), - root, pixmap, + xcb_present_pixmap(c, root, pixmap, 0, /* sbc */ 0, /* valid */ 0, /* update */ @@ -207,8 +208,7 @@ static int test_whole(Display *dpy) XFreePixmap(dpy, pixmap); pixmap = XCreatePixmap(dpy, root, width, height, depth); - xcb_present_pixmap(XGetXCBConnection(dpy), - root, pixmap, + xcb_present_pixmap(c, root, pixmap, 0, /* sbc */ 0, /* valid */ 0, /* update */ @@ -234,6 +234,118 @@ static int test_whole(Display *dpy) return ret; } +static int test_future(Display *dpy, void *Q) +{ +#define N_VBLANKS 256 /* kernel event queue length: 128 vblanks */ + xcb_connection_t *c = XGetXCBConnection(dpy); + Pixmap pixmap; + struct dri3_fence fence; + Window root; + xcb_xfixes_region_t region; + unsigned int width, height; + unsigned border, depth; + int x, y, ret = 1, n; + uint64_t target, final; + + XGetGeometry(dpy, DefaultRootWindow(dpy), + &root, &x, &y, &width, &height, &border, &depth); + + if (dri3_create_fence(dpy, root, &fence)) + return 0; + + printf("Testing whole screen flips into the future: %dx%d\n", width, height); + _x_error_occurred = 0; + + region = xcb_generate_id(c); + xcb_xfixes_create_region(c, region, 0, NULL); + + target = check_msc(dpy, root, Q, 0); + pixmap = XCreatePixmap(dpy, root, width, height, depth); + xshmfence_reset(fence.addr); + for (n = N_VBLANKS; n--; ) + xcb_present_pixmap(c, root, pixmap, + n, /* sbc */ + 0, /* valid */ + region, /* update */ + 0, /* x_off */ + 0, /* y_off */ + None, + None, /* wait fence */ + None, + XCB_PRESENT_OPTION_NONE, + target + N_VBLANKS, /* target msc */ + 1, /* divisor */ + 0, /* remainder */ + 0, NULL); + xcb_present_pixmap(c, root, pixmap, + N_VBLANKS, /* sbc */ + region, /* valid */ + region, /* update */ + 0, /* x_off */ + 0, /* y_off */ + None, + None, /* wait fence */ + fence.xid, + XCB_PRESENT_OPTION_NONE, + target, /* target msc */ + 0, /* divisor */ + 0, /* remainder */ + 0, NULL); + xcb_flush(c); + + XSync(dpy, True); + ret = !!xshmfence_await(fence.addr); + + final = check_msc(dpy, root, Q, 0); + if (final < target) { + printf("First flip too early, MSC was %llu, expected %llu\n", + (long long)final, (long long)target); + ret++; + } else if (final > target + 1) { + printf("First flip too late, MSC was %llu, expected %llu\n", + (long long)final, (long long)target); + ret++; + } + + xshmfence_reset(fence.addr); + xcb_present_pixmap(c, root, pixmap, + N_VBLANKS, /* sbc */ + region, /* valid */ + region, /* update */ + 0, /* x_off */ + 0, /* y_off */ + None, + None, /* wait fence */ + fence.xid, + XCB_PRESENT_OPTION_NONE, + target + N_VBLANKS, /* target msc */ + 0, /* divisor */ + 0, /* remainder */ + 0, NULL); + xcb_flush(c); + ret = !!xshmfence_await(fence.addr); + + final = check_msc(dpy, root, Q, 0); + if (final < target + N_VBLANKS) { + printf("Last flip too early, MSC was %llu, expected %llu\n", + (long long)final, (long long)(target + N_VBLANKS)); + ret++; + } else if (final > target + N_VBLANKS + 1) { + printf("Last flip too late, MSC was %llu, expected %llu\n", + (long long)final, (long long)(target + N_VBLANKS)); + ret++; + } + + XFreePixmap(dpy, pixmap); + xcb_xfixes_destroy_region(c, region); + dri3_fence_free(dpy, &fence); + + XSync(dpy, True); + ret += !!_x_error_occurred; + + return ret; +} + static inline XRRScreenResources *_XRRGetScreenResourcesCurrent(Display *dpy, Window window) { XRRScreenResources *res; @@ -672,8 +784,18 @@ fail: static int has_present(Display *dpy) { xcb_connection_t *c = XGetXCBConnection(dpy); - xcb_present_query_version_reply_t *reply; xcb_generic_error_t *error = NULL; + void *reply; + + reply = xcb_xfixes_query_version_reply(c, + xcb_xfixes_query_version(c, + XCB_XFIXES_MAJOR_VERSION, + XCB_XFIXES_MINOR_VERSION), + &error); + free(reply); + free(error); + if (reply == NULL) + return 0; reply = xcb_present_query_version_reply(c, xcb_present_query_version(c, @@ -683,8 +805,10 @@ static int has_present(Display *dpy) free(reply); free(error); + if (reply == NULL) + return 0; - return reply != NULL; + return 1; } int main(void) @@ -713,6 +837,9 @@ int main(void) error += test_whole(dpy); last_msc = check_msc(dpy, root, queue, last_msc); + error += test_future(dpy, queue); + last_msc = check_msc(dpy, root, queue, last_msc); + error += test_crtc(dpy, queue, last_msc); last_msc = check_msc(dpy, root, queue, last_msc); |