diff options
Diffstat (limited to 'c_src/sdl_renderer.c')
-rw-r--r-- | c_src/sdl_renderer.c | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/c_src/sdl_renderer.c b/c_src/sdl_renderer.c index 9d873bb..85432c2 100644 --- a/c_src/sdl_renderer.c +++ b/c_src/sdl_renderer.c @@ -807,6 +807,47 @@ NIF_FUNCTION(render_set_logical_size) NIF_RES_GET(Renderer, renderer_res), w, h); } +// render_set_scale + +NIF_CALL_HANDLER(thread_render_set_scale) +{ + int ret; + + ret = SDL_RenderSetScale(args[0], *((double*)args[1]), *((double*)args[2])); + + enif_free(args[1]); + enif_free(args[2]); + + if (ret) + return sdl_error_tuple(env); + + return atom_ok; +} + +NIF_FUNCTION(render_set_scale) +{ + void* renderer_res; + double *scaleXPtr, *scaleYPtr; + + BADARG_IF(!enif_get_resource(env, argv[0], res_Renderer, &renderer_res)); + + scaleXPtr = (double*)enif_alloc(sizeof(double)); + if (!enif_get_double(env, argv[1], scaleXPtr)) { + enif_free(scaleXPtr); + return enif_make_badarg(env); + } + + scaleYPtr = (double*)enif_alloc(sizeof(double)); + if (!enif_get_double(env, argv[2], scaleYPtr)) { + enif_free(scaleXPtr); + enif_free(scaleYPtr); + return enif_make_badarg(env); + } + + return nif_thread_call(env, thread_render_set_scale, 3, + NIF_RES_GET(Renderer, renderer_res), scaleXPtr, scaleYPtr); +} + // set_render_draw_color NIF_CALL_HANDLER(thread_set_render_draw_color) |