SDL: Simplify SDL_BLENDMODE_MUL in sdlgenblit.pl

SDL Commits
1 
From 41b8fee833b7527c6bb88844b088dacebdb4d729 Mon Sep 17 00:00:00 2001
From: Sylvain <[EMAIL REDACTED]>
Date: Wed, 15 Mar 2023 21:37:36 +0100
Subject: [PATCH] Simplify SDL_BLENDMODE_MUL in sdlgenblit.pl

---
 src/video/sdlgenblit.pl | 13 +------------
 1 file changed, 1 insertion(+), 12 deletions(-)

diff --git a/src/video/sdlgenblit.pl b/src/video/sdlgenblit.pl
index 70cf106dc958..d86bcd1d2825 100755
--- a/src/video/sdlgenblit.pl
+++ b/src/video/sdlgenblit.pl
@@ -391,17 +391,6 @@ sub output_copycore
                 ${d}B = ((${s}B * ${d}B) + (${d}B * (255 - ${s}A))) / 255; if (${d}B > 255) ${d}B = 255;
 __EOF__
         }
-        if ( $dst_has_alpha ) {
-            if ($A_is_const_FF) {
-                print FILE <<__EOF__;
-                ${d}A = 0xFF;
-__EOF__
-            } else {
-                print FILE <<__EOF__;
-                ${d}A = ((${s}A * ${d}A) + (${d}A * (255 - ${s}A))) / 255; if (${d}A > 255) ${d}A = 255;
-__EOF__
-            }
-        }
 
         print FILE <<__EOF__;
                 break;
@@ -425,7 +414,7 @@ sub output_copyfunc
 
     my $dst_has_alpha = ($dst =~ /A/) ? 1 : 0;
     my $ignore_dst_alpha = !$dst_has_alpha && !$blend;
-    
+
     my $src_has_alpha = ($src =~ /A/) ? 1 : 0;
 
     my $is_modulateA_done = 0;