new/buildroot/package/weston/0044-gl-renderer-Honer-opaque-surface-s-alpha-channel.patch
2025-05-10 21:58:58 +08:00

34 lines
1.1 KiB
Diff

From 0ec948d74672eb0f293e7164d9dbf338e604ef09 Mon Sep 17 00:00:00 2001
From: Jeffy Chen <jeffy.chen@rock-chips.com>
Date: Tue, 23 Mar 2021 03:09:33 +0800
Subject: [PATCH 44/93] gl-renderer: Honer opaque surface's alpha channel
Signed-off-by: Jeffy Chen <jeffy.chen@rock-chips.com>
---
libweston/renderer-gl/gl-renderer.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/libweston/renderer-gl/gl-renderer.c b/libweston/renderer-gl/gl-renderer.c
index 4eedb94..51e7078 100644
--- a/libweston/renderer-gl/gl-renderer.c
+++ b/libweston/renderer-gl/gl-renderer.c
@@ -1142,6 +1142,7 @@ draw_paint_node(struct weston_paint_node *pnode,
if (pixman_region32_not_empty(&surface_opaque)) {
struct gl_shader_config alt = sconf;
+#if 0
if (alt.req.variant == SHADER_VARIANT_RGBA) {
/* Special case for RGBA textures with possibly
* bad data in alpha channel: use the shader
@@ -1150,6 +1151,7 @@ draw_paint_node(struct weston_paint_node *pnode,
*/
alt.req.variant = SHADER_VARIANT_RGBX;
}
+#endif
if (pnode->view->alpha < 1.0)
glEnable(GL_BLEND);
--
2.20.1