From 515c01af51fef104665bb29b75abf954a5b35601 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Lo=C3=AFc=20Hoguin?= <essen@ninenines.eu>
Date: Mon, 7 Apr 2014 13:26:16 +0200
Subject: Add sdl_renderer:get_logical_size/1

---
 c_src/esdl2.h        |  1 +
 c_src/sdl_renderer.c | 25 +++++++++++++++++++++++++
 2 files changed, 26 insertions(+)

(limited to 'c_src')

diff --git a/c_src/esdl2.h b/c_src/esdl2.h
index 4cfeeb9..2f5a392 100644
--- a/c_src/esdl2.h
+++ b/c_src/esdl2.h
@@ -182,6 +182,7 @@
 	F(render_fill_rect, 5) \
 	F(render_fill_rects, 2) \
 	F(render_get_clip_rect, 1) \
+	F(render_get_logical_size, 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 7b894bb..547f0ca 100644
--- a/c_src/sdl_renderer.c
+++ b/c_src/sdl_renderer.c
@@ -661,6 +661,31 @@ NIF_FUNCTION(render_get_clip_rect)
 		NIF_RES_GET(Renderer, renderer_res));
 }
 
+// render_get_logical_size
+
+NIF_CALL_HANDLER(thread_render_get_logical_size)
+{
+	SDL_Rect rect;
+	int w, h;
+
+	SDL_RenderGetLogicalSize(args[0], &w, &h);
+
+	return enif_make_tuple2(env,
+		enif_make_int(env, w),
+		enif_make_int(env, h)
+	);
+}
+
+NIF_FUNCTION(render_get_logical_size)
+{
+	void* renderer_res;
+
+	BADARG_IF(!enif_get_resource(env, argv[0], res_Renderer, &renderer_res));
+
+	return nif_thread_call(env, thread_render_get_logical_size, 1,
+		NIF_RES_GET(Renderer, renderer_res));
+}
+
 // render_present
 
 NIF_CAST_HANDLER(thread_render_present)
-- 
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