From c60df0e75e63f488d94fd744ad70df8124dc7724 Mon Sep 17 00:00:00 2001
From: Star Rauchenberger <fefferburbia@gmail.com>
Date: Sat, 21 Aug 2021 17:12:29 -0400
Subject: Souped up the UI

---
 Source/Randomizer2Core.cpp | 203 ---------------------------------------------
 1 file changed, 203 deletions(-)
 delete mode 100644 Source/Randomizer2Core.cpp

(limited to 'Source/Randomizer2Core.cpp')

diff --git a/Source/Randomizer2Core.cpp b/Source/Randomizer2Core.cpp
deleted file mode 100644
index 867fa5a..0000000
--- a/Source/Randomizer2Core.cpp
+++ /dev/null
@@ -1,203 +0,0 @@
-#include "pch.h"
-#include "Randomizer2Core.h"
-#include "Random.h"
-
-std::vector<Pos> Randomizer2Core::CutEdges(const Puzzle& p, size_t numEdges) {
-    return CutEdgesInternal(p, 0, p.width, 0, p.height, numEdges);
-}
-
-std::vector<Pos> Randomizer2Core::CutInsideEdges(const Puzzle& p, size_t numEdges) {
-    return CutEdgesInternal(p, 1, p.width-1, 1, p.height-1, numEdges);
-}
-
-std::vector<Pos> Randomizer2Core::CutSymmetricalEdgePairs(const Puzzle& p, size_t numEdges) {
-    Puzzle copy = p;
-    // Prevent cuts from landing on the midline
-    if (p.symmetry == Puzzle::Symmetry::X) {
-        for (int y=0; y<p.height; y++) {
-            copy.grid[p.width/2][y].gap = Cell::Gap::FULL;
-        }
-        return CutEdgesInternal(copy, 0, (p.width-1)/2, 0, p.height, numEdges);
-    } else if (p.symmetry == Puzzle::Symmetry::Y) {
-        for (int x=0; x<p.width; x++) {
-            copy.grid[x][p.height/2].gap = Cell::Gap::FULL;
-        }
-        return CutEdgesInternal(copy, 0, p.width, 0, (p.height-1)/2, numEdges);
-    } else {
-        assert(p.symmetry == Puzzle::Symmetry::XY);
-        int midX = p.width/2;
-        int midY = p.height/2;
-        if (p.width%4 == 1 && p.height%4 == 1) { // For double-even grids, cut around the center
-            copy.grid[midX-1][midY].gap = Cell::Gap::FULL;
-            copy.grid[midX][midY-1].gap = Cell::Gap::FULL;
-            copy.grid[midX][midY+1].gap = Cell::Gap::FULL;
-            copy.grid[midX+1][midY].gap = Cell::Gap::FULL;
-        } else if (p.width%4 == 1 && p.height%4 == 3) { // For half-even grids, there's only one line to cut
-            copy.grid[midX][midY].gap = Cell::Gap::FULL;
-        } else if (p.width%4 == 3 && p.height%4 == 1) { // For half-even grids, there's only one line to cut
-            copy.grid[midX][midY].gap = Cell::Gap::FULL;
-        }
-        return CutEdgesInternal(copy, 0, p.width, 0, p.height, numEdges);
-    }
-}
-
-std::vector<Pos> Randomizer2Core::CutEdgesInternal(const Puzzle& p, int xMin, int xMax, int yMin, int yMax, size_t numEdges) {
-    std::vector<Pos> edges;
-    for (int x=xMin; x<xMax; x++) {
-        for (int y=yMin; y<yMax; y++) {
-            if (x%2 == y%2) continue;
-            if (p.grid[x][y].gap != Cell::Gap::NONE) continue;
-            if (p.grid[x][y].start) continue;
-            if (p.grid[x][y].end != Cell::Dir::NONE) continue;
-
-            if (p.symmetry == Puzzle::Symmetry::XY) {
-                assert(p.width == p.height); // TODO: This solution only supports square rotational symmetry.
-                if (x > y) continue; // Only allow cuts bottom-left of the diagonal
-            }
-
-            // If the puzzle already has a sequence, don't cut along it.
-            bool inSequence = false;
-            for (Pos pos : p.sequence) inSequence |= (pos.x == x && pos.y == y);
-            if (inSequence) continue;
-            edges.emplace_back(x, y);
-        }
-    }
-    assert(numEdges <= edges.size());
-
-    auto [colorGrid, numColors] = CreateColorGrid(p);
-    assert(numEdges <= numColors);
-
-    // @Hack... sort of. I couldn't think of a better way to do this.
-    if (p.symmetry == Puzzle::Symmetry::XY) {
-        // Recolor the diagonal so that opposite cells share a color. This is because we're only cutting along half their edges,
-        // so they are in fact two sides of the same cell.
-        for (int x=1; x<p.width/2; x+=2) {
-            assert(p.width == p.height); // TODO: This solution only supports square rotational symmetry.
-            colorGrid[x][x] = colorGrid[p.width-x-1][p.width-x-1];
-        }
-    }
-
-    std::vector<Pos> cutEdges;
-    for (int i=0; i<numEdges; i++) {
-        while (edges.size() > 0) {
-            int edge = Random::RandInt(0, static_cast<int>(edges.size() - 1));
-            Pos pos = edges[edge];
-            edges.erase(edges.begin() + edge);
-
-            int color1 = 0;
-            int color2 = 0;
-            if (pos.x%2 == 0 && pos.y%2 == 1) { // Vertical
-                if (pos.x > 0) color1 = colorGrid[pos.x-1][pos.y];
-                else color1 = 1;
-
-                if (pos.x < p.width - 1) color2 = colorGrid[pos.x+1][pos.y];
-                else color2 = 1;
-            } else { // Horizontal
-                assert(pos.x%2 == 1 && pos.y%2 == 0);
-                if (pos.y > 0) color1 = colorGrid[pos.x][pos.y-1];
-                else color1 = 1;
-
-                if (pos.y < p.height - 1) color2 = colorGrid[pos.x][pos.y+1];
-                else color2 = 1;
-            }
-            // Enforce color1 < color2
-            if (color1 > color2) std::swap(color1, color2);
-
-            // Colors mismatch, valid cut
-            if (color1 != color2) {
-                // @Performance... have a lookup table instead?
-                for (int x=0; x<p.width; x++) {
-                    for (int y=0; y<p.height; y++) {
-                        if (colorGrid[x][y] == color2) colorGrid[x][y] = color1;
-                    }
-                }
-                cutEdges.emplace_back(pos);
-                break;
-            }
-        }
-    }
-    assert(cutEdges.size() == numEdges);
-    return cutEdges;
-}
-
-#ifndef NDEBUG
-#include <Windows.h>
-#endif
-
-void Randomizer2Core::DebugColorGrid(const std::vector<std::vector<int>>& colorGrid) {
-#ifndef NDEBUG
-    static std::string colors = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ";
-    for (int y=0; y<colorGrid[0].size(); y++) {
-        std::string row;
-        for (int x=0; x<colorGrid.size(); x++) {
-            row += colors[colorGrid[x][y]];
-        }
-        row += "\n";
-        OutputDebugStringA(row.c_str());
-    }
-    OutputDebugStringA("\n");
-#endif
-}
-
-void Randomizer2Core::FloodFill(const Puzzle& p, std::vector<std::vector<int>>& colorGrid, int color, int x, int y) {
-    if (!p.SafeCell(x, y)) return;
-    if (colorGrid[x][y] != 0) return; // Already processed.
-    colorGrid[x][y] = color;
-
-    FloodFill(p, colorGrid, color, x, y+1);
-    FloodFill(p, colorGrid, color, x, y-1);
-    FloodFill(p, colorGrid, color, x+1, y);
-    FloodFill(p, colorGrid, color, x-1, y);
-}
-
-void Randomizer2Core::FloodFillOutside(const Puzzle& p, std::vector<std::vector<int>>& colorGrid, int x, int y) {
-    if (!p.SafeCell(x, y)) return;
-    if (colorGrid[x][y] != 0) return; // Already processed.
-    if (x%2 != y%2 && p.grid[x][y].gap == Cell::Gap::NONE) return; // Only flood-fill through gaps
-    colorGrid[x][y] = 1; // Outside color
-
-    FloodFillOutside(p, colorGrid, x, y+1);
-    FloodFillOutside(p, colorGrid, x, y-1);
-    FloodFillOutside(p, colorGrid, x+1, y);
-    FloodFillOutside(p, colorGrid, x-1, y);
-}
-
-// Color key:
-// 0 (default): Uncolored
-// 1: Outside color and separator color
-// 2+: Flood-filled region color
-std::tuple<std::vector<std::vector<int>>, int> Randomizer2Core::CreateColorGrid(const Puzzle& p) {
-    std::vector<std::vector<int>> colorGrid;
-    colorGrid.resize(p.width);
-
-    for (int x=0; x<p.width; x++) {
-        colorGrid[x].resize(p.height);
-        for (int y=0; y<p.height; y++) {
-            if (x%2 == 1 && y%2 == 1) continue;
-            // Mark all unbroken edges and intersections as 'do not color'
-            if (p.grid[x][y].gap == Cell::Gap::NONE) colorGrid[x][y] = 1;
-        }
-    }
-
-    // @Future: Skip this loop if pillar = true;
-    for (int y=0; y<p.height; y++) {
-        FloodFillOutside(p, colorGrid, 0, y);
-        FloodFillOutside(p, colorGrid, p.width - 1, y);
-    }
-
-    for (int x=0; x<p.width; x++) {
-        FloodFillOutside(p, colorGrid, x, 0);
-        FloodFillOutside(p, colorGrid, x, p.height - 1);
-    }
-
-    int color = 1;
-    for (int x=0; x<p.width; x++) {
-        for (int y=0; y<p.height; y++) {
-            if (colorGrid[x][y] != 0) continue; // No dead colors
-            color++;
-            FloodFill(p, colorGrid, color, x, y);
-        }
-    }
-
-    return {colorGrid, color};
-}
\ No newline at end of file
-- 
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