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Use 64-bit fixed point for node builder's vertex map

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https://forum.zdoom.org/viewtopic.php?t=59368
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alexey.lysiuk 2018-02-28 14:27:22 +02:00 • committed by Christoph Oelckers
commit 56df88c792
3 changed files with 12 additions and 10 deletions
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12
src/nodebuild_utility.cpp
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@ -641,8 +641,8 @@ FNodeBuilder::FVertexMap::FVertexMap (FNodeBuilder &builder,
MinY = miny;
BlocksWide = int(((double(maxx) - minx + 1) + (BLOCK_SIZE - 1)) / BLOCK_SIZE);
BlocksTall = int(((double(maxy) - miny + 1) + (BLOCK_SIZE - 1)) / BLOCK_SIZE);
MaxX = MinX + BlocksWide * BLOCK_SIZE - 1;
MaxY = MinY + BlocksTall * BLOCK_SIZE - 1;
MaxX = MinX + fixed64_t(BlocksWide) * BLOCK_SIZE - 1;
MaxY = MinY + fixed64_t(BlocksTall) * BLOCK_SIZE - 1;
VertexGrid = new TArray<int>[BlocksWide * BlocksTall];
}
@ -703,10 +703,10 @@ int FNodeBuilder::FVertexMap::InsertVertex (FNodeBuilder::FPrivVert &vert)
// If a vertex is near a block boundary, then it will be inserted on
// both sides of the boundary so that SelectVertexClose can find
// it by checking in only one block.
fixed_t minx = MAX (MinX, vert.x - VERTEX_EPSILON);
fixed_t maxx = MIN (MaxX, vert.x + VERTEX_EPSILON);
fixed_t miny = MAX (MinY, vert.y - VERTEX_EPSILON);
fixed_t maxy = MIN (MaxY, vert.y + VERTEX_EPSILON);
fixed64_t minx = MAX (MinX, fixed64_t(vert.x) - VERTEX_EPSILON);
fixed64_t maxx = MIN (MaxX, fixed64_t(vert.x) + VERTEX_EPSILON);
fixed64_t miny = MAX (MinY, fixed64_t(vert.y) - VERTEX_EPSILON);
fixed64_t maxy = MIN (MaxY, fixed64_t(vert.y) + VERTEX_EPSILON);
int blk[4] =
{