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// Copyright (c) 2018, Loïc Hoguin <[email protected]>
//
// Permission to use, copy, modify, and/or distribute this software for any
// purpose with or without fee is hereby granted, provided that the above
// copyright notice and this permission notice appear in all copies.
//
// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
// WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
// ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
// WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
// ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
// OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
#include "esdl2.h"
// get_current_video_driver
NIF_CALL_HANDLER(thread_get_current_video_driver)
{
const char* name;
ErlNifBinary bin;
name = SDL_GetCurrentVideoDriver();
if (!name)
return atom_undefined;
enif_alloc_binary(strlen(name), &bin);
memcpy(bin.data, name, bin.size);
return enif_make_binary(env, &bin);
}
NIF_FUNCTION(get_current_video_driver)
{
return nif_thread_call(env, thread_get_current_video_driver, 0);
}
// get_display_bounds
NIF_CALL_HANDLER(thread_get_display_bounds)
{
SDL_Rect rect;
if (SDL_GetDisplayBounds((long)args[0], &rect))
return atom_undefined;
return rect_to_map(env, &rect);
}
NIF_FUNCTION(get_display_bounds)
{
int index;
BADARG_IF(!enif_get_int(env, argv[0], &index));
return nif_thread_call(env, thread_get_display_bounds, 1, index);
}
// get_display_dpi
NIF_CALL_HANDLER(thread_get_display_dpi)
{
float ddpi, hdpi, vdpi;
ERL_NIF_TERM map;
if (SDL_GetDisplayDPI((long)args[0], &ddpi, &hdpi, &vdpi))
return atom_undefined;
map = enif_make_new_map(env);
enif_make_map_put(env, map, atom_diagonal,
enif_make_double(env, ddpi), &map);
enif_make_map_put(env, map, atom_horizontal,
enif_make_double(env, hdpi), &map);
enif_make_map_put(env, map, atom_vertical,
enif_make_double(env, vdpi), &map);
return map;
}
NIF_FUNCTION(get_display_dpi)
{
int index;
BADARG_IF(!enif_get_int(env, argv[0], &index));
return nif_thread_call(env, thread_get_display_dpi, 1, index);
}
// get_display_name
NIF_CALL_HANDLER(thread_get_display_name)
{
const char* name;
ErlNifBinary bin;
name = SDL_GetDisplayName((long)args[0]);
if (!name)
return atom_undefined;
enif_alloc_binary(strlen(name), &bin);
memcpy(bin.data, name, bin.size);
return enif_make_binary(env, &bin);
}
NIF_FUNCTION(get_display_name)
{
int index;
BADARG_IF(!enif_get_int(env, argv[0], &index));
return nif_thread_call(env, thread_get_display_name, 1, index);
}
// get_display_usable_bounds
NIF_CALL_HANDLER(thread_get_display_usable_bounds)
{
SDL_Rect rect;
if (SDL_GetDisplayUsableBounds((long)args[0], &rect))
return atom_undefined;
return rect_to_map(env, &rect);
}
NIF_FUNCTION(get_display_usable_bounds)
{
int index;
BADARG_IF(!enif_get_int(env, argv[0], &index));
return nif_thread_call(env, thread_get_display_usable_bounds, 1, index);
}
// get_num_video_displays
NIF_CALL_HANDLER(thread_get_num_video_displays)
{
return enif_make_int(env, SDL_GetNumVideoDisplays());
}
NIF_FUNCTION(get_num_video_displays)
{
return nif_thread_call(env, thread_get_num_video_displays, 0);
}
// get_num_video_drivers
NIF_FUNCTION(get_num_video_drivers)
{
return enif_make_int(env, SDL_GetNumVideoDrivers());
}
// get_video_driver
NIF_FUNCTION(get_video_driver)
{
int index;
const char* name;
ErlNifBinary bin;
BADARG_IF(!enif_get_int(env, argv[0], &index));
name = SDL_GetVideoDriver(index);
if (!name)
return atom_undefined;
enif_alloc_binary(strlen(name), &bin);
memcpy(bin.data, name, bin.size);
return enif_make_binary(env, &bin);
}
// video_init
NIF_CALL_HANDLER(thread_video_init)
{
int result;
result = SDL_VideoInit(args[0]);
free(args[0]);
if (result)
return sdl_error_tuple(env);
return atom_ok;
}
NIF_FUNCTION(video_init)
{
ErlNifBinary bin;
char* name;
BADARG_IF(!enif_inspect_binary(env, argv[0], &bin));
name = malloc(bin.size + 1);
memcpy(name, bin.data, bin.size);
name[bin.size] = '\0';
return nif_thread_call(env, thread_video_init, 1, name);
}
// video_quit
NIF_CAST_HANDLER(thread_video_quit)
{
SDL_VideoQuit();
}
NIF_FUNCTION(video_quit)
{
return nif_thread_cast(env, thread_video_quit, 0);
}
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