From da691a2195eb5f6cdc6a1d6133b7ef9ab9139242 Mon Sep 17 00:00:00 2001
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From: Jeffy Chen <jeffy.chen@rock-chips.com>
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Date: Tue, 23 Mar 2021 03:09:33 +0800
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Subject: [PATCH 41/62] gl-renderer: Honer opaque surface's alpha channel
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Signed-off-by: Jeffy Chen <jeffy.chen@rock-chips.com>
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---
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libweston/renderer-gl/gl-renderer.c | 2 ++
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1 file changed, 2 insertions(+)
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diff --git a/libweston/renderer-gl/gl-renderer.c b/libweston/renderer-gl/gl-renderer.c
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index b62f4815..df7ba725 100644
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--- a/libweston/renderer-gl/gl-renderer.c
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+++ b/libweston/renderer-gl/gl-renderer.c
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@@ -1169,6 +1169,7 @@ draw_paint_node(struct weston_paint_node *pnode,
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if (pixman_region32_not_empty(&surface_opaque)) {
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struct gl_shader_config alt = sconf;
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+#if 0
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if (alt.req.variant == SHADER_VARIANT_RGBA) {
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/* Special case for RGBA textures with possibly
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* bad data in alpha channel: use the shader
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@@ -1177,6 +1178,7 @@ draw_paint_node(struct weston_paint_node *pnode,
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*/
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alt.req.variant = SHADER_VARIANT_RGBX;
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}
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+#endif
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if (pnode->view->alpha < 1.0)
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glEnable(GL_BLEND);
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--
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2.20.1
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