52 lines
1.5 KiB
C++
52 lines
1.5 KiB
C++
//-----------------------------------------------------------------------------
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//
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// Copyright 1993-1996 id Software
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// Copyright 1999-2016 Randy Heit
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// Copyright 2016 Magnus Norddahl
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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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#pragma once
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namespace swrenderer
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{
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typedef bool(*VisibleSegmentCallback)(int x1, int x2);
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class VisibleSegmentRenderer
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{
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public:
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virtual ~VisibleSegmentRenderer() { }
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virtual bool RenderWallSegment(int x1, int x2) { return true; }
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};
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class RenderClipSegment
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{
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public:
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void Clear(short left, short right);
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bool Clip(int x1, int x2, bool solid, VisibleSegmentRenderer *visitor);
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bool Check(int first, int last);
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bool IsVisible(int x1, int x2);
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private:
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struct cliprange_t
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{
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short first, last;
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};
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cliprange_t *newend; // newend is one past the last valid seg
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cliprange_t solidsegs[MAXWIDTH / 2 + 2];
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};
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}
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