backend/drm: fix current EGL context on multi-GPU
get_tex_for_bo changes the current EGL context. Rendering operations
must immediately follow drm_surface_make_current.
Closes:
@@ -390,20 +390,19 @@ struct gbm_bo *drm_fb_acquire(struct wlr_drm_fb *fb, struct wlr_drm_backend *drm
/* Perform copy across GPUs */
- struct wlr_renderer *renderer = mgpu->renderer->wlr_rend;
-
- if (!drm_surface_make_current(mgpu, NULL)) {
+ struct wlr_texture *tex = get_tex_for_bo(mgpu->renderer, fb->bo);
+ if (!tex) {
return NULL;
}
- struct wlr_texture *tex = get_tex_for_bo(mgpu->renderer, fb->bo);
- if (!tex) {
+ if (!drm_surface_make_current(mgpu, NULL)) {
return NULL;
}
float mat[9];
wlr_matrix_projection(mat, 1, 1, WL_OUTPUT_TRANSFORM_NORMAL);
+ struct wlr_renderer *renderer = mgpu->renderer->wlr_rend;
wlr_renderer_begin(renderer, mgpu->width, mgpu->height);
wlr_renderer_clear(renderer, (float[]){ 0.0, 0.0, 0.0, 0.0 });
wlr_render_texture_with_matrix(renderer, tex, mat, 1.0f);
