1/**
2 * Copyright (c) 2006-2023 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// LOVE
22#include "wrap_Image.h"
23
24namespace love
25{
26namespace graphics
27{
28
29Image *luax_checkimage(lua_State *L, int idx)
30{
31 return luax_checktype<Image>(L, idx);
32}
33
34int w_Image_isFormatLinear(lua_State *L)
35{
36 Image *i = luax_checkimage(L, 1);
37 luax_pushboolean(L, i->isFormatLinear());
38 return 1;
39}
40
41int w_Image_isCompressed(lua_State *L)
42{
43 Image *i = luax_checkimage(L, 1);
44 luax_pushboolean(L, i->isCompressed());
45 return 1;
46}
47
48int w_Image_replacePixels(lua_State *L)
49{
50 Image *i = luax_checkimage(L, 1);
51 love::image::ImageData *id = luax_checktype<love::image::ImageData>(L, 2);
52
53 int slice = 0;
54 int mipmap = 0;
55 int x = 0;
56 int y = 0;
57 bool reloadmipmaps = i->getMipmapsType() == Image::MIPMAPS_GENERATED;
58
59 if (i->getTextureType() != TEXTURE_2D)
60 slice = (int) luaL_checkinteger(L, 3) - 1;
61
62 mipmap = (int) luaL_optinteger(L, 4, 1) - 1;
63
64 if (!lua_isnoneornil(L, 5))
65 {
66 x = (int) luaL_checkinteger(L, 5);
67 y = (int) luaL_checkinteger(L, 6);
68
69 if (reloadmipmaps)
70 reloadmipmaps = luax_optboolean(L, 7, reloadmipmaps);
71 }
72
73 luax_catchexcept(L, [&](){ i->replacePixels(id, slice, mipmap, x, y, reloadmipmaps); });
74 return 0;
75}
76
77static const luaL_Reg w_Image_functions[] =
78{
79 { "isFormatLinear", w_Image_isFormatLinear },
80 { "isCompressed", w_Image_isCompressed },
81 { "replacePixels", w_Image_replacePixels },
82 { 0, 0 }
83};
84
85extern "C" int luaopen_image(lua_State *L)
86{
87 return luax_register_type(L, &Image::type, w_Texture_functions, w_Image_functions, nullptr);
88}
89
90} // graphics
91} // love
92