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author | Loïc Hoguin <[email protected]> | 2014-04-07 21:47:34 +0200 |
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committer | Loïc Hoguin <[email protected]> | 2014-04-07 21:47:34 +0200 |
commit | c6077e4325974ce3fcb700269e6873ac265b334e (patch) | |
tree | 24488b385b7e12c5ab8dc4e2a5b703ea5f264f61 /c_src/sdl_texture.c | |
parent | 581fcdd640b918055c06bb9f96ae8a098cb340f7 (diff) | |
download | esdl2-c6077e4325974ce3fcb700269e6873ac265b334e.tar.gz esdl2-c6077e4325974ce3fcb700269e6873ac265b334e.tar.bz2 esdl2-c6077e4325974ce3fcb700269e6873ac265b334e.zip |
Add sdl_texture:set_alpha_mod/2
Diffstat (limited to 'c_src/sdl_texture.c')
-rw-r--r-- | c_src/sdl_texture.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/c_src/sdl_texture.c b/c_src/sdl_texture.c index e421676..350491f 100644 --- a/c_src/sdl_texture.c +++ b/c_src/sdl_texture.c @@ -128,3 +128,25 @@ NIF_FUNCTION(get_texture_color_mod) return nif_thread_call(env, thread_get_texture_color_mod, 1, NIF_RES_GET(Texture, texture_res)); } + +// set_texture_alpha_mod + +NIF_CALL_HANDLER(thread_set_texture_alpha_mod) +{ + if (SDL_SetTextureAlphaMod(args[0], (long)args[1])) + return sdl_error_tuple(env); + + return atom_ok; +} + +NIF_FUNCTION(set_texture_alpha_mod) +{ + void* texture_res; + int alpha; + + BADARG_IF(!enif_get_resource(env, argv[0], res_Texture, &texture_res)); + BADARG_IF(!enif_get_int(env, argv[1], &alpha)); + + return nif_thread_call(env, thread_set_texture_alpha_mod, 2, + NIF_RES_GET(Texture, texture_res), alpha); +} |