diff options
| author | Chia-I Wu <olv@lunarg.com> | 2010-04-06 19:52:39 +0800 |
|---|---|---|
| committer | Chia-I Wu <olv@lunarg.com> | 2010-04-06 19:54:06 +0800 |
| commit | d18d0fdcd8daa0d9979b72978795f0305d2db7c8 (patch) | |
| tree | 87e1294208f2ef9a44a725b70e704dfd1ba21199 /src/egl/drivers/dri2 | |
| parent | 7915151f2d05e175d00e739e9a3fead922e60096 (diff) | |
egl_dri2: Flush before context switch and swap buffers.
DRI does not define any callback to flush the current context. GLX
loader simply calls glFlush. Follow the GLX loader here.
Diffstat (limited to 'src/egl/drivers/dri2')
| -rw-r--r-- | src/egl/drivers/dri2/egl_dri2.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/src/egl/drivers/dri2/egl_dri2.c b/src/egl/drivers/dri2/egl_dri2.c index 15b3529cd2..d941d82efb 100644 --- a/src/egl/drivers/dri2/egl_dri2.c +++ b/src/egl/drivers/dri2/egl_dri2.c @@ -54,6 +54,8 @@ struct dri2_egl_driver { _EGLDriver base; + + void (*glFlush)(void); }; struct dri2_egl_display @@ -873,6 +875,7 @@ static EGLBoolean dri2_make_current(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *dsurf, _EGLSurface *rsurf, _EGLContext *ctx) { + struct dri2_egl_driver *dri2_drv = dri2_egl_driver(drv); struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); struct dri2_egl_surface *dri2_dsurf = dri2_egl_surface(dsurf); struct dri2_egl_surface *dri2_rsurf = dri2_egl_surface(rsurf); @@ -884,6 +887,10 @@ dri2_make_current(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *dsurf, if (!_eglBindContext(&ctx, &dsurf, &rsurf)) return EGL_FALSE; + /* flush before context switch */ + if (ctx && dri2_drv->glFlush) + dri2_drv->glFlush(); + ddraw = (dri2_dsurf) ? dri2_dsurf->dri_drawable : NULL; rdraw = (dri2_rsurf) ? dri2_rsurf->dri_drawable : NULL; cctx = (dri2_ctx) ? dri2_ctx->dri_context : NULL; @@ -1011,10 +1018,18 @@ dri2_create_pbuffer_surface(_EGLDriver *drv, _EGLDisplay *disp, static EGLBoolean dri2_swap_buffers(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *draw) { + struct dri2_egl_driver *dri2_drv = dri2_egl_driver(drv); struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); struct dri2_egl_surface *dri2_surf = dri2_egl_surface(draw); + _EGLContext *ctx; xcb_dri2_copy_region_cookie_t cookie; + if (dri2_drv->glFlush) { + ctx = _eglGetCurrentContext(); + if (ctx && ctx->DrawSurface == &dri2_surf->base) + dri2_drv->glFlush(); + } + (*dri2_dpy->flush->flush)(dri2_surf->dri_drawable); #if 0 @@ -1352,5 +1367,8 @@ _eglMain(const char *args) dri2_drv->base.Name = "DRI2"; dri2_drv->base.Unload = dri2_unload; + dri2_drv->glFlush = + (void (*)(void)) dri2_get_proc_address(&dri2_drv->base, "glFlush"); + return &dri2_drv->base; } |