From 12ce06f39b2194685ddeadf656ebf2d334836992 Mon Sep 17 00:00:00 2001
From: Vaxry <vaxry@vaxry.net>
Date: Fri, 14 Jun 2024 19:10:12 +0200
Subject: [PATCH] format: fix flipped r/b channels on legacy_renderer

We don't wanna use an extension, but for gles2 there is no other option.

fixes #6465
---
 src/helpers/Format.cpp | 16 ++++++++++++----
 1 file changed, 12 insertions(+), 4 deletions(-)

diff --git a/src/helpers/Format.cpp b/src/helpers/Format.cpp
index 9c94f68b..65828519 100644
--- a/src/helpers/Format.cpp
+++ b/src/helpers/Format.cpp
@@ -11,9 +11,13 @@
 */
 inline const std::vector<SPixelFormat> GLES3_FORMATS = {
     {
-        .drmFormat     = DRM_FORMAT_ARGB8888,
-        .flipRB        = true,
-        .glFormat      = GL_RGBA,
+        .drmFormat = DRM_FORMAT_ARGB8888,
+        .flipRB    = true,
+#ifndef GLES2
+        .glFormat = GL_RGBA,
+#else
+        .glFormat = GL_BGRA_EXT,
+#endif
         .glType        = GL_UNSIGNED_BYTE,
         .withAlpha     = true,
         .alphaStripped = DRM_FORMAT_XRGB8888,
@@ -22,7 +26,11 @@ inline const std::vector<SPixelFormat> GLES3_FORMATS = {
     {
         .drmFormat     = DRM_FORMAT_XRGB8888,
         .flipRB        = true,
-        .glFormat      = GL_RGBA,
+#ifndef GLES2
+        .glFormat = GL_RGBA,
+#else
+        .glFormat = GL_BGRA_EXT,
+#endif
         .glType        = GL_UNSIGNED_BYTE,
         .withAlpha     = false,
         .alphaStripped = DRM_FORMAT_XRGB8888,