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Lock SDL2 software renderer surface properly

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This commit is contained in:
Clownacy 2020-09-10 16:02:13 +01:00
parent f42a0530b0
commit d80ef38af5
1 changed files with 4 additions and 1 deletions
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5
src/Backends/Rendering/Window/Software/SDL2.cpp
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@ -66,6 +66,9 @@ void WindowBackend_Software_DestroyWindow(void)
unsigned char* WindowBackend_Software_LockFramebuffer(size_t *pitch) unsigned char* WindowBackend_Software_LockFramebuffer(size_t *pitch)
{ {
if (SDL_LockSurface(framebuffer_sdlsurface) < 0)
return NULL;
*pitch = framebuffer_sdlsurface->pitch; *pitch = framebuffer_sdlsurface->pitch;
return (unsigned char*)framebuffer_sdlsurface->pixels; return (unsigned char*)framebuffer_sdlsurface->pixels;
@ -73,7 +76,7 @@ unsigned char* WindowBackend_Software_LockFramebuffer(size_t *pitch)
void WindowBackend_Software_UnlockFramebuffer(void) void WindowBackend_Software_UnlockFramebuffer(void)
{ {
// Nothing to do here SDL_UnlockSurface(framebuffer_sdlsurface);
} }
void WindowBackend_Software_Display(void) void WindowBackend_Software_Display(void)