Differential D13 Diff 6558 source/simulation2/helpers/Rasterize.cpp

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source/simulation2/helpers/Rasterize.cpp

Show All 34 Lines	void SimRasterize::RasterizeRectWithClearance(Spans& spans,
// To fix this, we need to make sure that the short-range pathfinder is always mostly		// To fix this, we need to make sure that the short-range pathfinder is always mostly
// included in the rasterisation. The easiest way is to rasterise more, thus this variable		// included in the rasterisation. The easiest way is to rasterise more, thus this variable
// Since this is a very complicated subject, check out logs on 31/10/2015 for more detailled info.		// Since this is a very complicated subject, check out logs on 31/10/2015 for more detailled info.
// or ask wraitii about it.		// or ask wraitii about it.
// If the short-range pathfinder is sufficiently changed, this could become unnecessary and thus removed.		// If the short-range pathfinder is sufficiently changed, this could become unnecessary and thus removed.
// A side effect is that the basic clearance has been set to 0.8, so removing this constant should be done		// A side effect is that the basic clearance has been set to 0.8, so removing this constant should be done
// in parallel with setting clearance back to 1 for the default passability class (though this isn't strictly necessary).		// in parallel with setting clearance back to 1 for the default passability class (though this isn't strictly necessary).
// Also: the code detecting foundation obstruction in CcmpObstructionManager had to be changed similarly.		// Also: the code detecting foundation obstruction in CcmpObstructionManager had to be changed similarly.
		//
		// NB: because of this, if a entity wants to move very close to the actual obstruction of another entity
		// it may never be able to get there, as there could be 1 extra navcell in between the actual square shape and the raster.
		// So while this stands, max ranges should not be too small, or units might get stuck.
entity_pos_t rasterClearance = clearance + Pathfinding::CLEARANCE_EXTENSION_RADIUS;		entity_pos_t rasterClearance = clearance + Pathfinding::CLEARANCE_EXTENSION_RADIUS;

// Get the bounds of cells that might possibly be within the shape		// Get the bounds of cells that might possibly be within the shape
// (We'll then test each of those cells more precisely)		// (We'll then test each of those cells more precisely)
CFixedVector2D shapeHalfSize(CFixedVector2D(shape.hw, shape.hh));		CFixedVector2D shapeHalfSize(CFixedVector2D(shape.hw, shape.hh));
CFixedVector2D halfSize(shape.hw + rasterClearance, shape.hh + rasterClearance);		CFixedVector2D halfSize(shape.hw + rasterClearance, shape.hh + rasterClearance);
CFixedVector2D halfBound = Geometry::GetHalfBoundingBox(shape.u, shape.v, halfSize);		CFixedVector2D halfBound = Geometry::GetHalfBoundingBox(shape.u, shape.v, halfSize);
i16 i0 = ((shape.x - halfBound.X) / cellSize).ToInt_RoundToNegInfinity();		i16 i0 = ((shape.x - halfBound.X) / cellSize).ToInt_RoundToNegInfinity();
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