From d80ef38af55097761200020acca5c11281876704 Mon Sep 17 00:00:00 2001 From: Clownacy Date: Thu, 10 Sep 2020 16:02:13 +0100 Subject: [PATCH] Lock SDL2 software renderer surface properly --- src/Backends/Rendering/Window/Software/SDL2.cpp | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/src/Backends/Rendering/Window/Software/SDL2.cpp b/src/Backends/Rendering/Window/Software/SDL2.cpp index 78b463b9..b62301f0 100644 --- a/src/Backends/Rendering/Window/Software/SDL2.cpp +++ b/src/Backends/Rendering/Window/Software/SDL2.cpp @@ -66,6 +66,9 @@ void WindowBackend_Software_DestroyWindow(void) unsigned char* WindowBackend_Software_LockFramebuffer(size_t *pitch) { + if (SDL_LockSurface(framebuffer_sdlsurface) < 0) + return NULL; + *pitch = framebuffer_sdlsurface->pitch; return (unsigned char*)framebuffer_sdlsurface->pixels; @@ -73,7 +76,7 @@ unsigned char* WindowBackend_Software_LockFramebuffer(size_t *pitch) void WindowBackend_Software_UnlockFramebuffer(void) { - // Nothing to do here + SDL_UnlockSurface(framebuffer_sdlsurface); } void WindowBackend_Software_Display(void)