0ad/source/simulation2/helpers/Rasterize.h
bb 157c6af18e Make the space in 0 A.D. non-breaking throughout the codebase.
Avoid cases of filenames
Update years in terms and other legal(ish) documents
Don't update years in license headers, since change is not meaningful

Will add linter rule in seperate commit

Happy recompiling everyone!

Original Patch By: Nescio
Comment By: Gallaecio
Differential Revision: D2620
This was SVN commit r27786.
2023-07-27 20:54:46 +00:00

55 lines
1.5 KiB
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/* Copyright (C) 2012 Wildfire Games.
* This file is part of 0 A.D.
*
* 0 A.D. is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.
*
* 0 A.D. is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with 0 A.D. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef INCLUDED_HELPER_RASTERIZE
#define INCLUDED_HELPER_RASTERIZE
/**
* @file
* Helper functions related to rasterizing geometric shapes to grids.
*/
#include "simulation2/components/ICmpObstructionManager.h"
#include "simulation2/helpers/Position.h"
namespace SimRasterize
{
/**
* Represents the set of cells (i,j) where i0 <= i < i1
*/
struct Span
{
i16 i0;
i16 i1;
i16 j;
};
typedef std::vector<Span> Spans;
/**
* Converts an ObstructionSquare @p shape (a rotated rectangle),
* expanded by the given @p clearance,
* into a list of spans of cells that are strictly inside the shape.
*/
void RasterizeRectWithClearance(Spans& spans,
const ICmpObstructionManager::ObstructionSquare& shape,
entity_pos_t clearance, entity_pos_t cellSize);
}
#endif // INCLUDED_HELPER_RASTERIZE