Line data Source code
1 : /* Copyright (C) 2022 Wildfire Games.
2 : * This file is part of 0 A.D.
3 : *
4 : * 0 A.D. is free software: you can redistribute it and/or modify
5 : * it under the terms of the GNU General Public License as published by
6 : * the Free Software Foundation, either version 2 of the License, or
7 : * (at your option) any later version.
8 : *
9 : * 0 A.D. is distributed in the hope that it will be useful,
10 : * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 : * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 : * GNU General Public License for more details.
13 : *
14 : * You should have received a copy of the GNU General Public License
15 : * along with 0 A.D. If not, see <http://www.gnu.org/licenses/>.
16 : */
17 :
18 : #ifndef INCLUDED_BRUSHES
19 : #define INCLUDED_BRUSHES
20 :
21 : #include "maths/Vector3D.h"
22 :
23 : #include <vector>
24 :
25 : class TerrainOverlay;
26 :
27 : namespace AtlasMessage
28 : {
29 :
30 : class Brush
31 : {
32 : public:
33 : Brush();
34 : ~Brush();
35 :
36 : void SetData(ssize_t w, ssize_t h, const std::vector<float>& data);
37 :
38 : void SetRenderEnabled(bool enabled); // initial state is disabled
39 :
40 : void GetCentre(ssize_t& x, ssize_t& y) const;
41 : void GetBottomLeft(ssize_t& x, ssize_t& y) const;
42 : void GetTopRight(ssize_t& x, ssize_t& y) const;
43 :
44 0 : float Get(ssize_t x, ssize_t y) const
45 : {
46 0 : if (x >= 0 && x < m_W && y >= 0 && y < m_H)
47 0 : return m_Data[x + y*m_W];
48 : else
49 0 : return 0.f;
50 : }
51 :
52 : ssize_t m_W, m_H;
53 : CVector3D m_Centre;
54 : private:
55 : TerrainOverlay* m_TerrainOverlay; // NULL if rendering is not enabled
56 : std::vector<float> m_Data;
57 : };
58 :
59 : extern Brush g_CurrentBrush;
60 :
61 : } // namespace AtlasMessage
62 :
63 : #endif // INCLUDED_BRUSHES
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