diff options
Diffstat (limited to 'c_src')
| -rw-r--r-- | c_src/esdl2.h | 1 | ||||
| -rw-r--r-- | c_src/sdl_renderer.c | 29 |
2 files changed, 30 insertions, 0 deletions
diff --git a/c_src/esdl2.h b/c_src/esdl2.h index d75caf3..6648e7e 100644 --- a/c_src/esdl2.h +++ b/c_src/esdl2.h @@ -184,6 +184,7 @@ F(render_get_clip_rect, 1) \ F(render_get_logical_size, 1) \ F(render_get_scale, 1) \ + F(render_get_viewport, 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 32a4928..483b60b 100644 --- a/c_src/sdl_renderer.c +++ b/c_src/sdl_renderer.c @@ -711,6 +711,35 @@ NIF_FUNCTION(render_get_scale) NIF_RES_GET(Renderer, renderer_res)); } +// render_get_viewport + +NIF_CALL_HANDLER(thread_render_get_viewport) +{ + SDL_Rect rect; + ERL_NIF_TERM map; + + SDL_RenderGetViewport(args[0], &rect); + + map = enif_make_new_map(env); + + enif_make_map_put(env, map, atom_x, enif_make_int(env, rect.x), &map); + enif_make_map_put(env, map, atom_y, enif_make_int(env, rect.y), &map); + enif_make_map_put(env, map, atom_w, enif_make_int(env, rect.w), &map); + enif_make_map_put(env, map, atom_h, enif_make_int(env, rect.h), &map); + + return map; +} + +NIF_FUNCTION(render_get_viewport) +{ + void* renderer_res; + + BADARG_IF(!enif_get_resource(env, argv[0], res_Renderer, &renderer_res)); + + return nif_thread_call(env, thread_render_get_viewport, 1, + NIF_RES_GET(Renderer, renderer_res)); +} + // render_present NIF_CAST_HANDLER(thread_render_present) |