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path: root/src/sdl_renderer.erl
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%% Copyright (c) 2014, 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.

-module(sdl_renderer).

-export([create/3]).
-export([count_drivers/0]).
-export([get_draw_blend_mode/1]).
-export([get_draw_color/1]).
-export([clear/1]).
-export([copy/2]).
-export([copy/4]).
-export([present/1]).
-export([set_draw_color/5]).
-export([set_logical_size/3]).

create(Window, Index, Flags) ->
	esdl2:create_renderer(Window, Index, Flags),
	receive {'_nif_thread_ret_', Ret} -> Ret end.

count_drivers() ->
	{ok, Count} = esdl2:get_num_render_drivers(),
	Count.

get_draw_blend_mode(Renderer) ->
	esdl2:get_render_draw_blend_mode(Renderer),
	receive {'_nif_thread_ret_', Ret} ->
		{ok, Mode} = Ret,
		Mode
	end.

get_draw_color(Renderer) ->
	esdl2:get_render_draw_color(Renderer),
	receive {'_nif_thread_ret_', Ret} ->
		{ok, Mode} = Ret,
		Mode
	end.

clear(Renderer) ->
	esdl2:render_clear(Renderer),
	receive {'_nif_thread_ret_', Ret} -> Ret end.

copy(Renderer, Texture) ->
	esdl2:render_copy(Renderer, Texture, undefined, undefined),
	receive {'_nif_thread_ret_', Ret} -> Ret end.

copy(Renderer, Texture, SrcRect, DstRect) ->
	esdl2:render_copy(Renderer, Texture, SrcRect, DstRect),
	receive {'_nif_thread_ret_', Ret} -> Ret end.

present(Renderer) ->
	esdl2:render_present(Renderer).

set_draw_color(Renderer, R, G, B, A) ->
	esdl2:set_render_draw_color(Renderer, R, G, B, A),
	receive {'_nif_thread_ret_', Ret} -> Ret end.

set_logical_size(Renderer, W, H) ->
	esdl2:render_set_logical_size(Renderer, W, H),
	receive {'_nif_thread_ret_', Ret} -> Ret end.