# HG changeset patch
# User Dimitris Zenios <dimitris.zenios@gmail.com>
# Date 1307697186 -10800
# Node ID 0539d6b8bf398d5a60aff93053d232510d4e61cc
# Parent  78dd48bed0bbcdde11d9e89005e44abfd1a9db7c
Fixes a bug in SDL_UpdateTexture when using SDL_RENDERER_SOFTWARE and texture access is SDL_TEXTUREACCESS_STATIC

diff -r 78dd48bed0bb -r 0539d6b8bf39 src/render/software/SDL_render_sw.c
--- a/src/render/software/SDL_render_sw.c	Thu Jun 09 10:32:19 2011 +0300
+++ b/src/render/software/SDL_render_sw.c	Fri Jun 10 12:13:06 2011 +0300
@@ -240,6 +240,8 @@
     int row;
     size_t length;
 
+    if(SDL_MUSTLOCK(surface))
+        SDL_LockSurface(surface);
     src = (Uint8 *) pixels;
     dst = (Uint8 *) surface->pixels +
                         rect->y * surface->pitch +
@@ -250,6 +252,8 @@
         src += pitch;
         dst += surface->pitch;
     }
+    if(SDL_MUSTLOCK(surface))
+        SDL_UnlockSurface(surface);
     return 0;
 }