diff options
Diffstat (limited to 'c_src')
| -rw-r--r-- | c_src/esdl2.h | 1 | ||||
| -rw-r--r-- | c_src/sdl_renderer.c | 25 |
2 files changed, 26 insertions, 0 deletions
diff --git a/c_src/esdl2.h b/c_src/esdl2.h index 2f5a392..d75caf3 100644 --- a/c_src/esdl2.h +++ b/c_src/esdl2.h @@ -183,6 +183,7 @@ F(render_fill_rects, 2) \ F(render_get_clip_rect, 1) \ F(render_get_logical_size, 1) \ + F(render_get_scale, 1) \ F(render_present, 1) \ F(render_set_logical_size, 3) \ F(set_render_draw_color, 5) \ diff --git a/c_src/sdl_renderer.c b/c_src/sdl_renderer.c index 547f0ca..32a4928 100644 --- a/c_src/sdl_renderer.c +++ b/c_src/sdl_renderer.c @@ -686,6 +686,31 @@ NIF_FUNCTION(render_get_logical_size) NIF_RES_GET(Renderer, renderer_res)); } +// render_get_scale + +NIF_CALL_HANDLER(thread_render_get_scale) +{ + SDL_Rect rect; + float scaleX, scaleY; + + SDL_RenderGetScale(args[0], &scaleX, &scaleY); + + return enif_make_tuple2(env, + enif_make_double(env, scaleX), + enif_make_double(env, scaleY) + ); +} + +NIF_FUNCTION(render_get_scale) +{ + void* renderer_res; + + BADARG_IF(!enif_get_resource(env, argv[0], res_Renderer, &renderer_res)); + + return nif_thread_call(env, thread_render_get_scale, 1, + NIF_RES_GET(Renderer, renderer_res)); +} + // render_present NIF_CAST_HANDLER(thread_render_present) |