Make roudned rectangle a variant of rectangle

src/modules/graphics/opengl/Graphics.cpp

@@ -1206,7 +1206,7 @@ void Graphics::arc(DrawMode mode, float x, float y, float radius, float angle1,
 	delete[] coords;
 }
 
-void Graphics::roundedRectangle(DrawMode mode, float x, float y, float w, float h, float rx, float ry, float points)
+void Graphics::rectangle(DrawMode mode, float x, float y, float w, float h, float rx, float ry, float points)
 {
 	if (points < 1)
 		points = 1;
@@ -1234,7 +1234,7 @@ void Graphics::roundedRectangle(DrawMode mode, float x, float y, float w, float
 	
 	for (int i = points + 2; i <= 2 * (points + 2); ++i, phi += angle_shift)
 	{
-		coords[2 * i] = x + w - rx * cosf(phi);
+		coords[2 * i] = x + w - rx * (1 + cosf(phi));
 		coords[2 * i + 1] = y + ry * (1 - sinf(phi));
 	}
 	
@@ -1242,8 +1242,8 @@ void Graphics::roundedRectangle(DrawMode mode, float x, float y, float w, float
 	
 	for (int i = 2 * (points + 2); i <= 3 * (points + 2); ++i, phi += angle_shift)
 	{
-		coords[2 * i] = x + w - rx * cosf(phi);
-		coords[2 * i + 1] = y + h - ry * sinf(phi);
+		coords[2 * i] = x + w - rx * (1 + cosf(phi));
+		coords[2 * i + 1] = y + h - ry * (1 + sinf(phi));
 	}
 	
 	phi =  3 * half_pi;
@@ -1251,7 +1251,7 @@ void Graphics::roundedRectangle(DrawMode mode, float x, float y, float w, float
 	for (int i = 3 * (points + 2); i <= 4 * (points + 2); ++i, phi += angle_shift)
 	{
 		coords[2 * i] = x + rx * (1 - cosf(phi));
-		coords[2 * i + 1] = y + h - ry * sinf(phi);
+		coords[2 * i + 1] = y + h - ry * (1 + sinf(phi));
 	}
 	
 	coords[num_coords] = coords[0];

src/modules/graphics/opengl/Graphics.h

@@ -401,7 +401,7 @@ public:
 	void arc(DrawMode mode, float x, float y, float radius, float angle1, float angle2, int points = 10);
 
 	/**
-	 * Draws a rounded rectangle.
+	 * Variant of rectanglge that draws a rounded rectangle.
 	 * @param mode The mode of drawing (line/filled).
 	 * @param x X-coordinate of top-left corner
 	 * @param y Y-coordinate of top-left corner
@@ -411,7 +411,7 @@ public:
 	 * @param ry The radius of the corners on the y axis
 	 * @param points The number of points to use per corner
 	 **/
-	void roundedRectangle(DrawMode mode, float x, float y, float w, float h, float rx, float ry, float points = 10);
+	void rectangle(DrawMode mode, float x, float y, float w, float h, float rx, float ry, float points = 10);
 	
 	/**
 	 * Draws a polygon with an arbitrary number of vertices.

src/modules/graphics/opengl/wrap_Graphics.cpp

@@ -1532,7 +1532,16 @@ int w_rectangle(lua_State *L)
 	float y = (float)luaL_checknumber(L, 3);
 	float w = (float)luaL_checknumber(L, 4);
 	float h = (float)luaL_checknumber(L, 5);
-	instance()->rectangle(mode, x, y, w, h);
+	float rx = (float)luaL_optnumber(L, 6, 0.0);
+	float ry = (float)luaL_optnumber(L, 7, 0.0);
+	
+	int points;
+	if (lua_isnoneornil(L, 8))
+		points = rx + ry > 20 ? (int)((rx + ry) / 2) : 10;
+	else
+		points = luaL_checkint(L, 8);
+	
+	instance()->rectangle(mode, x, y, w, h, rx, ry, points);
 	return 0;
 }
 
@@ -1598,29 +1607,6 @@ int w_arc(lua_State *L)
 	instance()->arc(mode, x, y, radius, angle1, angle2, points);
 	return 0;
 }
-
-int w_roundedRectangle(lua_State *L)
-{
-	Graphics::DrawMode mode;
-	const char *str = luaL_checkstring(L, 1);
-	if (!Graphics::getConstant(str, mode))
-		return luaL_error(L, "Incorrect draw mode %s", str);
-	
-	float x = (float)luaL_checknumber(L, 2);
-	float y = (float)luaL_checknumber(L, 3);
-	float w = (float)luaL_checknumber(L, 4);
-	float h = (float)luaL_checknumber(L, 5);
-	float rx = (float)luaL_checknumber(L, 6);
-	float ry = (float)luaL_checknumber(L, 7);
-	int points;
-	if (lua_isnoneornil(L, 8))
-		points = rx + ry > 20 ? (int)((rx + ry) / 2) : 10;
-	else
-		points = luaL_checkint(L, 8);
-	
-	instance()->roundedRectangle(mode, x, y, w, h, rx, ry, points);
-	return 0;
-}
 	
 int w_polygon(lua_State *L)
 {
@@ -1810,7 +1796,6 @@ static const luaL_Reg functions[] =
 	{ "circle", w_circle },
 	{ "ellipse", w_ellipse },
 	{ "arc", w_arc },
-	{ "roundedRectangle", w_roundedRectangle },
 
 	{ "polygon", w_polygon },
 

src/modules/graphics/opengl/wrap_Graphics.h

@@ -111,7 +111,6 @@ int w_rectangle(lua_State *L);
 int w_circle(lua_State *L);
 int w_ellipse(lua_State *L);
 int w_arc(lua_State *L);
-int w_roundedRectangle(lua_State *L);
 int w_polygon(lua_State *L);
 int w_push(lua_State *L);
 int w_pop(lua_State *L);