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Update SDLSurface renderer

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This commit is contained in:
Clownacy 2020-09-14 23:06:42 +01:00
parent 6b18ec91be
commit 37a1518056
1 changed files with 7 additions and 18 deletions
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21
src/Backends/Rendering/SDLSurface.cpp
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@ -141,27 +141,16 @@ void RenderBackend_RestoreSurface(RenderBackend_Surface *surface)
(void)surface;
}
unsigned char* RenderBackend_LockSurface(RenderBackend_Surface *surface, size_t *pitch, size_t width, size_t height)
void RenderBackend_UploadSurface(RenderBackend_Surface *surface, const unsigned char *pixels, size_t width, size_t height)
{
(void)width;
(void)height;
if (surface == NULL)
return NULL;
SDL_LockSurface(surface->sdlsurface);
*pitch = surface->sdlsurface->pitch;
return (unsigned char*)surface->sdlsurface->pixels;
}
void RenderBackend_UnlockSurface(RenderBackend_Surface *surface, size_t width, size_t height)
if (SDL_LockSurface(surface->sdlsurface) == 0)
{
(void)width;
(void)height;
for (size_t y = 0; y < height; ++y)
memcpy(&((unsigned char*)surface->sdlsurface->pixels)[y * surface->sdlsurface->pitch], &pixels[y * width * 3], width * 3);
SDL_UnlockSurface(surface->sdlsurface);
}
}
void RenderBackend_Blit(RenderBackend_Surface *source_surface, const RenderBackend_Rect *rect, RenderBackend_Surface *destination_surface, long x, long y, bool colour_key)
{