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-rw-r--r--src/egl/drivers/dri2/platform_surfaceless.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/src/egl/drivers/dri2/platform_surfaceless.c b/src/egl/drivers/dri2/platform_surfaceless.c
index c81eaca..025aaa2 100644
--- a/src/egl/drivers/dri2/platform_surfaceless.c
+++ b/src/egl/drivers/dri2/platform_surfaceless.c
@@ -178,6 +178,17 @@ dri2_surfaceless_create_pbuffer_surface(_EGLDriver *drv, _EGLDisplay *disp,
}
static EGLBoolean
+surfaceless_swap_buffers(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *surf)
+{
+ assert(!surf || surf->Type == EGL_PBUFFER_BIT);
+
+ /* From the EGL 1.5 spec:
+ * If surface is a [...] pbuffer surface, eglSwapBuffers has no effect.
+ */
+ return EGL_TRUE;
+}
+
+static EGLBoolean
surfaceless_add_configs_for_visuals(_EGLDriver *drv, _EGLDisplay *dpy)
{
struct dri2_egl_display *dri2_dpy = dri2_egl_display(dpy);
@@ -223,6 +234,7 @@ static struct dri2_egl_display_vtbl dri2_surfaceless_display_vtbl = {
.destroy_surface = surfaceless_destroy_surface,
.create_image = dri2_create_image_khr,
.swap_interval = dri2_fallback_swap_interval,
+ .swap_buffers = surfaceless_swap_buffers,
.swap_buffers_with_damage = dri2_fallback_swap_buffers_with_damage,
.swap_buffers_region = dri2_fallback_swap_buffers_region,
.post_sub_buffer = dri2_fallback_post_sub_buffer,