1 /**
2 * Copyright (c) 2006-2019 LOVE Development Team
3 *
4 * This software is provided 'as-is', without any express or implied
5 * warranty. In no event will the authors be held liable for any damages
6 * arising from the use of this software.
7 *
8 * Permission is granted to anyone to use this software for any purpose,
9 * including commercial applications, and to alter it and redistribute it
10 * freely, subject to the following restrictions:
11 *
12 * 1. The origin of this software must not be misrepresented; you must not
13 * claim that you wrote the original software. If you use this software
14 * in a product, an acknowledgment in the product documentation would be
15 * appreciated but is not required.
16 * 2. Altered source versions must be plainly marked as such, and must not be
17 * misrepresented as being the original software.
18 * 3. This notice may not be removed or altered from any source distribution.
19 **/
20
21 #pragma once
22
23 #include "common/runtime.h"
24 #include "SpriteBatch.h"
25 #include "math/wrap_Transform.h"
26
27 namespace love
28 {
29 namespace graphics
30 {
31
32 template <typename T>
luax_checkstandardtransform(lua_State * L,int idx,const T & func)33 static void luax_checkstandardtransform(lua_State *L, int idx, const T &func)
34 {
35 if (luax_istype(L, idx, math::Transform::type))
36 {
37 math::Transform *tf = luax_totype<math::Transform>(L, idx);
38 func(tf->getMatrix());
39 }
40 else
41 {
42 float x = (float) luaL_optnumber(L, idx + 0, 0.0);
43 float y = (float) luaL_optnumber(L, idx + 1, 0.0);
44 float a = (float) luaL_optnumber(L, idx + 2, 0.0);
45 float sx = (float) luaL_optnumber(L, idx + 3, 1.0);
46 float sy = (float) luaL_optnumber(L, idx + 4, sx);
47 float ox = (float) luaL_optnumber(L, idx + 5, 0.0);
48 float oy = (float) luaL_optnumber(L, idx + 6, 0.0);
49 float kx = (float) luaL_optnumber(L, idx + 7, 0.0);
50 float ky = (float) luaL_optnumber(L, idx + 8, 0.0);
51 func(Matrix4(x, y, a, sx, sy, ox, oy, kx, ky));
52 }
53 }
54
55 SpriteBatch *luax_checkspritebatch(lua_State *L, int idx);
56 extern "C" int luaopen_spritebatch(lua_State *L);
57
58 } // graphics
59 } // love
60