1 files changed, 31 insertions, 3 deletions

diff --git a/types/scene/wlr_scene.c b/types/scene/wlr_scene.c
index 265f38e..873f606 100644
--- a/types/scene/wlr_scene.c
+++ b/types/scene/wlr_scene.c
@@ -9,6 +9,7 @@
 #include <wlr/types/wlr_matrix.h>
 #include <wlr/types/wlr_presentation_time.h>
 #include <wlr/types/wlr_scene.h>
+#include <wlr/types/wlr_subcompositor.h>
 #include <wlr/util/log.h>
 #include <wlr/util/region.h>
 #include "render/fx_renderer/fx_renderer.h"
@@ -239,6 +240,10 @@ static void scene_node_opaque_region(struct wlr_scene_node *node, int x, int y,
 			return;
 		}
 
+		if (scene_buffer->opacity != 1 || scene_buffer->corner_radius > 0) {
+			return;
+		}
+
 		if (!buffer_is_opaque(scene_buffer->buffer)) {
 			pixman_region32_copy(opaque, &scene_buffer->opaque_region);
 			pixman_region32_translate(opaque, x, y);
@@ -555,6 +560,9 @@ struct wlr_scene_buffer *wlr_scene_buffer_create(struct wlr_scene_tree *parent,
 	wl_signal_init(&scene_buffer->events.frame_done);
 	pixman_region32_init(&scene_buffer->opaque_region);
 
+	scene_buffer->opacity = 1;
+	scene_buffer->corner_radius = 0;
+
 	scene_node_update(&scene_buffer->node, NULL);
 
 	return scene_buffer;
@@ -745,6 +753,26 @@ void wlr_scene_buffer_send_frame_done(struct wlr_scene_buffer *scene_buffer,
 	}
 }
 
+void wlr_scene_buffer_set_opacity(struct wlr_scene_buffer *scene_buffer,
+		float opacity) {
+	if (scene_buffer->opacity == opacity) {
+		return;
+	}
+
+	scene_buffer->opacity = opacity;
+	scene_node_update(&scene_buffer->node, NULL);
+}
+
+void wlr_scene_buffer_set_corner_radius(struct wlr_scene_buffer *scene_buffer,
+		int radii) {
+	if (scene_buffer->corner_radius == radii) {
+		return;
+	}
+
+	scene_buffer->corner_radius = radii;
+	scene_node_update(&scene_buffer->node, NULL);
+}
+
 static struct wlr_texture *scene_buffer_get_texture(
 		struct wlr_scene_buffer *scene_buffer, struct wlr_renderer *renderer) {
 	struct wlr_client_buffer *client_buffer =
@@ -1042,7 +1070,7 @@ static void render_rect(struct fx_renderer *fx_renderer, struct wlr_output *outp
 static void render_texture(struct fx_renderer *fx_renderer, struct wlr_output *output,
 		pixman_region32_t *damage, struct wlr_texture *texture,
 		const struct wlr_fbox *src_box, const struct wlr_box *dst_box,
-		const float matrix[static 9]) {
+		const float matrix[static 9], float opacity, int corner_radius) {
 	assert(fx_renderer);
 
 	struct wlr_fbox default_src_box = {0};
@@ -1065,7 +1093,7 @@ static void render_texture(struct fx_renderer *fx_renderer, struct wlr_output *o
 		scissor_output(output, &rects[i]);
 
 		fx_render_subtexture_with_matrix(fx_renderer, texture, src_box,
-				&transformed_box, matrix);
+				&transformed_box, matrix, opacity, corner_radius);
 	}
 }
 
@@ -1121,7 +1149,7 @@ static void scene_node_render(struct fx_renderer *fx_renderer, struct wlr_scene_
 			output->transform_matrix);
 
 		render_texture(fx_renderer, output, &render_region, texture, &scene_buffer->src_box,
-			&dst_box, matrix);
+			&dst_box, matrix, scene_buffer->opacity, scene_buffer->corner_radius);
 
 		wl_signal_emit_mutable(&scene_buffer->events.output_present, scene_output);
 		break;