1From 4a65c4e8863abd774415905daad201340b7cb1f5 Mon Sep 17 00:00:00 2001
2From: Jeffy Chen <jeffy.chen@rock-chips.com>
3Date: Tue, 23 Mar 2021 03:09:33 +0800
4Subject: [PATCH 41/79] gl-renderer: Honer opaque surface's alpha channel
5
6Signed-off-by: Jeffy Chen <jeffy.chen@rock-chips.com>
7---
8 libweston/renderer-gl/gl-renderer.c | 2 ++
9 1 file changed, 2 insertions(+)
10
11diff --git a/libweston/renderer-gl/gl-renderer.c b/libweston/renderer-gl/gl-renderer.c
12index f891478..0947efd 100644
13--- a/libweston/renderer-gl/gl-renderer.c
14+++ b/libweston/renderer-gl/gl-renderer.c
15@@ -1171,6 +1171,7 @@ draw_paint_node(struct weston_paint_node *pnode,
16 	if (pixman_region32_not_empty(&surface_opaque)) {
17 		struct gl_shader_config alt = sconf;
18
19+#if 0
20 		if (alt.req.variant == SHADER_VARIANT_RGBA) {
21 			/* Special case for RGBA textures with possibly
22 			 * bad data in alpha channel: use the shader
23@@ -1179,6 +1180,7 @@ draw_paint_node(struct weston_paint_node *pnode,
24 			 */
25 			alt.req.variant = SHADER_VARIANT_RGBX;
26 		}
27+#endif
28
29 		if (pnode->view->alpha < 1.0)
30 			glEnable(GL_BLEND);
31--
322.20.1
33
34