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https://github.com/libretro/scummvm.git
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76 lines
1.9 KiB
C++
76 lines
1.9 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#ifndef BLADERUNNER_RECT_FLOAT_H
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#define BLADERUNNER_RECT_FLOAT_H
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#include "common/debug.h"
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#include "common/math.h"
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#include "common/types.h"
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#include "common/util.h"
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namespace BladeRunner {
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struct RectFloat {
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float x0;
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float y0;
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float x1;
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float y1;
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RectFloat()
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: x0(0.0f), y0(0.0f), x1(0.0f), y1(0.0f)
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{}
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RectFloat(float x0_, float y0_, float x1_, float y1_)
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: x0(x0_), y0(y0_), x1(x1_), y1(y1_)
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{}
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void expand(float d) {
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x0 -= d;
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y0 -= d;
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x1 += d;
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y1 += d;
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}
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void trunc_2_decimals() {
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x0 = Common::trunc(x0 * 100.0f) / 100.0f;
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y0 = Common::trunc(y0 * 100.0f) / 100.0f;
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x1 = Common::trunc(x1 * 100.0f) / 100.0f;
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y1 = Common::trunc(y1 * 100.0f) / 100.0f;
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}
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};
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inline bool overlaps(const RectFloat &a, const RectFloat &b) {
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return !(a.y1 < b.y0 || a.y0 > b.y1 || a.x0 > b.x1 || a.x1 < b.x0);
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}
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inline RectFloat merge(const RectFloat &a, const RectFloat &b) {
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RectFloat c;
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c.x0 = MIN(a.x0, b.x0);
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c.y0 = MIN(a.y0, b.y0);
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c.x1 = MAX(a.x1, b.x1);
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c.y1 = MAX(a.y1, b.y1);
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return c;
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}
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} // End of namespace BladeRunner
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#endif
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