mirror of
https://github.com/zenorogue/hyperrogue.git
synced 2024-12-24 17:10:36 +00:00
730 lines
19 KiB
C++
730 lines
19 KiB
C++
// Hyperbolic Rogue -- paper model generator
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// Copyright (C) 2011-2019 Zeno Rogue, see 'hyper.cpp' for details
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/** \file netgen.cpp
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* \brief paper model generator
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*/
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#include "hyper.h"
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#if CAP_MODEL
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namespace hr {
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EX namespace netgen {
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// We need a two-dimensional vector class for this.
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struct vec {
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double x, y;
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vec(double _x, double _y) : x(_x), y(_y) { }
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vec() : x(0), y(0) {}
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};
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vec& operator += (vec& a, const vec b) { a.x += b.x; a.y += b.y; return a; }
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vec& operator -= (vec& a, const vec b) { a.x -= b.x; a.y -= b.y; return a; }
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// coordinatewise multiplication and division
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vec& operator *= (vec& a, const vec b) { a.x *= b.x; a.y *= b.y; return a; }
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vec& operator *= (vec& a, double scalar) { a.x *= scalar; a.y *= scalar; return a; }
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vec& operator /= (vec& a, const vec b) { a.x /= b.x; a.y /= b.y; return a; }
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vec& operator /= (vec& a, double scalar) { a.x /= scalar; a.y /= scalar; return a; }
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vec operator + (vec a, const vec b) { return a+=b; }
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vec operator - (vec a, const vec b) { return a-=b; }
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vec operator * (vec a, const vec b) { return a*=b; }
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vec operator / (vec a, const vec b) { return a/=b; }
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vec operator * (vec a, double scalar) { return a*=scalar; }
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vec operator * (double scalar, vec a) { return a*=scalar; }
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vec operator / (vec a, double scalar) { return a/=scalar; }
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vec operator / (double scalar, vec a) { return a/=scalar; }
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vec ang(double f) { return vec(cos(f), sin(f)); }
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double norm(vec v) { return v.x*v.x+v.y*v.y; }
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// the parameters.
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bool loaded;
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int nscale, PX, PY, BASE, SX, SY, CELLS, fontsize, created;
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double el;
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#define MAXCELLS 1000
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// All the datatables stored in the net files.
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int ct[MAXCELLS];
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double vx[MAXCELLS][16];
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vec center[MAXCELLS];
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double rot[MAXCELLS];
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int glued[MAXCELLS];
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vector<int> nei[MAXCELLS];
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// auxiliary data
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double raylen[MAXCELLS];
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double edgist[MAXCELLS];
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vector<char> patek[MAXCELLS];
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// data generated by HyperRogue
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vector<hyperpoint> hcenter[MAXCELLS];
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// Functions handling the data.
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//==============================
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// Use HyperRogue to generate the data (ct, vx, nei).
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EX int mode = 0;
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EX void buildVertexInfo(cell *c, transmatrix V) {
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if(mode == 1)
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for(int ii=0; ii<CELLS; ii++) if(dcal[ii] == c) {
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hcenter[ii].resize(c->type+1);
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hcenter[ii][c->type] = V * C0;
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if(c->type == S7) {
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for(int i=0; i<c->type; i++) {
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transmatrix V2 = V * ddspin(c, i, M_PI/S7) * xpush(cgi.hexf);
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hcenter[ii][i] = V2 * C0;
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}
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}
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if(c->type == S6) {
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for(int i=0; i<c->type; i++) {
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transmatrix V2 =
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V * ddspin(c, i, 0) * xpush(cgi.crossf) * spin(M_PI+M_PI/S7) * xpush(cgi.hexf);
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hcenter[ii][i] = V2 * C0;
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}
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}
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}
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}
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void dataFromHR() {
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mode = 1;
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drawthemap();
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mode = 0;
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for(int i=0; i<CELLS; i++) {
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ct[i] = dcal[i]->type;
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for(int k=0; k<=ct[i]; k++)
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vx[i][2*k] = hcenter[i][k][0],
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vx[i][2*k+1] = hcenter[i][k][1];
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nei[i].clear();
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nei[i].resize(ct[i], -1);
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for(int j=0; j<CELLS; j++) {
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cell *c1 = dcal[i];
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cell *c2 = dcal[j];
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for(int k=0; k<c1->type; k++) if(c1->move(k) == c2)
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nei[i][k] = j;
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}
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}
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for(int i=0; i<CELLS; i++) {
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center[i] = vec(SX/2, SY/2);
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rot[i] = 0;
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glued[i] = -1;
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for(int e=0; e<ct[i]; e++)
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if(nei[i][e] < i && nei[i][e] != -1 && (glued[i] == -1 || nei[i][e] < glued[i])) {
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glued[i] = nei[i][e];
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}
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}
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}
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void loadData() {
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fhstream f("papermodeldata.txt", "rt");
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if(!f.f) return;
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if(!scan(f, CELLS, SX, SY, PX, PY, nscale, BASE, el, created)) return;
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loaded = true;
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if(!created) return;
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for(int i=0; i<CELLS; i++) scan(f, ct[i]);
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for(int i=0; i<CELLS; i++) nei[i].clear(), nei[i].resize(ct[i], -1);
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for(int i=0; i<CELLS; i++) for(int j=0; j<16; j++) scan(f, vx[i][j]);
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while(true) {
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int a, b, c;
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scan(f, a, b, c);
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if(a < 0) break;
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else nei[a][c] = b;
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}
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for(int i=0; i<CELLS; i++) {
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double dx, dy, dr;
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int g;
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scan(f, dx, dy, dr, g);
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center[i] = vec(dx, dy);
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rot[i] = dr;
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glued[i] = g;
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}
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}
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void saveData() {
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// global parameters
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fhstream f("papermodeldata2.txt", "wt");
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if(!f.f) {
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addMessage("Could not save the paper model data");
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return;
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}
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println(f, spaced(CELLS, SX, SY, PX, PY, nscale, BASE, el, created), "\n");
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// net parameters: cell types
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println(f, spaced_of(ct, CELLS));
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// net parameters: hcenters
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for(int i=0; i<CELLS; i++) {
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println(f, spaced_of(vx[i], 16));
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}
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println(f, "\n");
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// create netgen
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for(int i=0; i<CELLS; i++) for(int j=0; j<CELLS; j++) {
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for(int k=0; k<ct[i]; k++) if(nei[i][k] == j)
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print(f, spaced(i, j, k), " ");
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}
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println(f, "-1 -1 -1");
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// graphics
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for(int i=0; i<CELLS; i++)
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println(f, spaced(center[i].x, center[i].y, rot[i], glued[i]));
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}
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// Simple graphical functions
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//============================
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color_t argb(color_t c) { return ((c & 0xFFFFFF) >> 8) | ((c & 0xFF) << 24); }
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void blackline(vec v1, vec v2, color_t col = 0x000000FF) {
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#if CAP_SDLGFX
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aalineColor(s, int(v1.x), int(v1.y), int(v2.x), int(v2.y), col);
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#elif CAP_SDL
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SDL_LockSurface(s);
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int len = abs(v1.x-v2.x) + abs(v1.y-v2.y);
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for(int i=0; i<=len; i++)
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qpixel(s, int(v1.x + (v2.x-v1.x)*i/len), int(v1.y + (v2.y-v1.y)*i/len)) = argb(col);
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SDL_UnlockSurface(s);
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#endif
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}
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void drawtriangle(vec v1, vec v2, vec v3, color_t col) {
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#if CAP_SDLGFX
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polyx[0] = int(v1.x);
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polyx[1] = int(v2.x);
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polyx[2] = int(v3.x);
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polyy[0] = int(v1.y);
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polyy[1] = int(v2.y);
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polyy[2] = int(v3.y);
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filledPolygonColorI(s, polyx, polyy, 3, col);
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#elif CAP_SDL
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SDL_LockSurface(s);
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int len = abs(v1.x-v2.x) + abs(v1.y-v2.y);
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for(int i=0; i<=len; i++) for(int j=0; j<=len; j++) if(i+j <= len)
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qpixel(s, int(v3.x + (v2.x-v3.x)*i/len + (v1.x-v3.x)*j/len), int(v3.y + (v2.y-v3.y)*i/len + (v1.y-v3.y)*j/len)) = argb(col);
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SDL_UnlockSurface(s);
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#endif
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}
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void blackcircle(vec v, int r, color_t col = 0x000000FF) {
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#if CAP_SDLGFX
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aacircleColor(s, int(v.x), int(v.y), r, col);
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#endif
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}
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void blacktext(vec v, char c) {
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char str[2]; str[0] = c; str[1] = 0;
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int tsize = int(el * 12/27);
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displaystr(int(v.x), int(v.y), 0, tsize, str, 0, 8);
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}
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hyperpoint hvec(int i, int e) {
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return hpxy(vx[i][2*e], vx[i][2*e+1]);
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}
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bool wellspread(double d1, double d2, double d3, int &co) {
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int id1 = int(d1);
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int id2 = int(d2);
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int id3 = int(d3);
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co = min(min(id1,id2),id3);
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return (id1 <= co+1 && id2 <= co+1 && id3 <= co+1);
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}
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SDL_Surface *net, *hqsurface;
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color_t& hqpixel(hyperpoint h) {
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int hx, hy, hs;
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getcoord0(shiftless(h), hx, hy, hs);
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return qpixel(hqsurface, hx, hy);
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}
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void copyhypertriangle(
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vec g1, vec g2, vec g3,
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hyperpoint h1, hyperpoint h2, hyperpoint h3) {
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int ix, iy;
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if(wellspread(g1.x,g2.x,g3.x,ix) && wellspread(g1.y,g2.y,g3.y,iy))
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qpixel(net,ix,iy) = hqpixel(h1);
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else {
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vec g4 = (g2+g3)/2;
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vec g5 = (g3+g1)/2;
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vec g6 = (g1+g2)/2;
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hyperpoint h4 = mid(h2,h3);
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hyperpoint h5 = mid(h3,h1);
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hyperpoint h6 = mid(h1,h2);
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copyhypertriangle(g1,g5,g6, h1,h5,h6);
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copyhypertriangle(g5,g3,g4, h5,h3,h4);
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copyhypertriangle(g6,g4,g2, h6,h4,h2);
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copyhypertriangle(g4,g6,g5, h4,h6,h5);
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}
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}
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void setRaylen() {
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for(int i=0; i<CELLS; i++) {
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raylen[i] = el / sin(M_PI / ct[i]);
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edgist[i] = raylen[i] * cos(M_PI / ct[i]);
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}
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}
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// draw the model
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void createPapermodel() {
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loadData();
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renderbuffer rbuf(2000, 2000, vid.usingGL);
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dynamicval<videopar> dv(vid, vid);
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vid.xres = vid.yres = 2000; pconf.scale = 0.99;
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if(1) {
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resetbuffer rb;
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calcparam();
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models::configure();
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mode = 2;
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darken = 0;
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rbuf.enable();
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current_display->set_viewport(0);
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drawfullmap();
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hqsurface = rbuf.render();
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IMAGESAVE(hqsurface, "test.png");
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rb.reset();
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}
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vid.usingGL = false;
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mode = 0;
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/* for(int i=0; i<CELLS; i++) {
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int t = ct[i];
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for(int e=0; e<t; e++)
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drawline(hvec(i,e), hvec(i,(e+1)%t), 0x80808080);
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for(int e=0; e<7; e++)
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drawline(hvec(i,e), hvec(i,7), 0x80808080);
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} */
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SDL_Surface *sav = s;
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s = net = SDL_CreateRGBSurface(SDL_SWSURFACE,SX*nscale,SY*nscale,32,0,0,0,0);
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SDL_FillRect(net, NULL, 0xFFFFFF);
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int pateks = 0;
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for(int i=0; i<CELLS; i++) patek[i].resize(ct[i]);
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int zeroi = nei[0][0];
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int zeroe = 0;
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for(int e=0; e<6; e++) if(nei[zeroi][e] == 0) zeroe = e;
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el *= nscale;
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setRaylen();
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for(int faza=0; faza<2; faza++) for(int i=0; i<CELLS; i++) {
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int t = ct[i];
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printf("faza %d cell %d\n", faza, i);
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for(int e=0; e<t; e++) {
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vec v1 = center[i] * nscale + raylen[i] * ang(rot[i] + 2*M_PI*e/t);
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vec v2 = center[i] * nscale + raylen[i] * ang(rot[i] + 2*M_PI*(e+1)/t);
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vec v3 = (v1+v2)/2;
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if(faza == 1) blackline(v1, v2);
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int ofs = t == 7 ? 0 : 5;
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// 0,2,0 ~ 2,0,0
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if(0) if((i==0 && e == 0) || (i == zeroi && e == zeroe)) {
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for(int ofs=0; ofs<t; ofs++) {
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println(hlog, "OFS ", ofs, hvec(i, (e+ofs)%t), hvec(i, (e+1+ofs)%t));
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}
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}
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if(faza == 0) copyhypertriangle(
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center[i] * nscale, v1, v2,
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hvec(i,7), hvec(i, (e+ofs)%t), hvec(i, (e+1+ofs)%t)
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);
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if(faza == 1)
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if(nei[i][e] != -1 && nei[i][e] != glued[i] && glued[nei[i][e]] != i) {
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vec vd = v2-v1;
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swap(vd.x, vd.y); vd.x = -vd.x;
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double factor = -sqrt(3)/6;
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vd.x *= factor;
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vd.y *= factor;
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vec v4 = v3 + vd;
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vec v5 = v3 + vd/2;
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if(!patek[i][e]) {
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int i2 = nei[i][e];
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for(int e2=0; e2<ct[nei[i][e]]; e2++) if(nei[i2][e2] == i)
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patek[i][e] = patek[i2][e2] =
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"0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"
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"!@#$%^&*+=~:;<>?/|\"., [{(\\]})" [(pateks++) % 85];
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}
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color_t col = 0xFFFFFFFF;
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int p = patek[i][e];
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col -= 0x8000 * (p&1); p /= 2;
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col -= 0x800000 * (p&1); p /= 2;
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col -= 0x80000000 * (p&1); p /= 2;
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col -= 0x4000 * (p&1); p /= 2;
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col -= 0x400000 * (p&1); p /= 2;
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col -= 0x40000000 * (p&1); p /= 2;
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col -= 0x2000 * (p&1); p /= 2;
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col -= 0x200000 * (p&1); p /= 2;
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col -= 0x20000000 * (p&1); p /= 2;
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drawtriangle(v1,v2,v4, col);
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blacktext(v5, patek[i][e]);
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blackline(v1, v4);
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blackline(v2, v4);
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}
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}
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}
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println(hlog, "pateks = ", pateks);
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IMAGESAVE(net, "papermodel-all" IMAGEEXT);
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IMAGESAVE(hqsurface, "papermodel-source" IMAGEEXT);
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int qx = SX*nscale/PX;
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int qy = SY*nscale/PY;
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SDL_Surface *quarter = SDL_CreateRGBSurface(SDL_SWSURFACE,qx,qy,32,0,0,0,0);
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for(int iy=0; iy<PY; iy++)
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for(int ix=0; ix<PX; ix++) {
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for(int y=0; y<qy; y++) for(int x=0; x<qx; x++)
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qpixel(quarter,x,y) = qpixel(net, x+qx*ix, y+qy*iy);
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char buf[64];
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sprintf(buf, "papermodel-page%d%d" IMAGEEXT, iy, ix);
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IMAGESAVE(quarter, buf);
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}
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SDL_FreeSurface(net);
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SDL_FreeSurface(quarter);
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s = sav;
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}
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vec mousepos, rel;
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int bei = 0, bee = 0, whichcell = 0;
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double cedist;
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bool dragging = false;
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int glueroot(int i) {
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if(glued[i] == -1) return i;
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return glueroot(glued[i]);
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}
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void clicked(int x, int y, int b) {
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mousepos = vec(x, y);
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if(b == 1)
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rel = center[glueroot(whichcell)] - mousepos,
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dragging = true;
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if(b == 17)
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dragging = false;
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if(b == 32 && dragging)
|
|
center[glueroot(whichcell)] = rel + mousepos;
|
|
|
|
}
|
|
|
|
void applyGlue(int i) {
|
|
int j = glued[i];
|
|
int it = ct[i];
|
|
int jt = ct[j];
|
|
int ie = 0, je = 0;
|
|
for(int e=0; e<it; e++) if(nei[i][e] == j) ie = e;
|
|
for(int e=0; e<jt; e++) if(nei[j][e] == i) je = e;
|
|
|
|
rot[i] = rot[j] + 2*M_PI*(je+.5)/jt - 2*M_PI*(ie+.5)/it + M_PI;
|
|
center[i] =
|
|
center[j] +
|
|
(edgist[i]+edgist[j]) * ang(rot[j] + 2*M_PI*(je+.5)/jt);
|
|
}
|
|
|
|
void displaynets() {
|
|
SDL_LockSurface(s);
|
|
|
|
setRaylen();
|
|
|
|
for(int uy=SY-1; uy>=0; uy--)
|
|
for(int ux=SX-1; ux>=0; ux--) {
|
|
qpixel(s, ux, uy) = 0;
|
|
}
|
|
|
|
for(int y=1; y<PY; y++)
|
|
blackline(vec(0,SY*y/PY), vec(SX,SY*y/PY), 0x404080FF);
|
|
|
|
for(int x=1; x<PX; x++)
|
|
blackline(vec(SX*x/PX,0), vec(SX*x/PX,SY), 0x404080FF);
|
|
|
|
for(int i=0; i<CELLS; i++) {
|
|
|
|
if(norm(center[i]-mousepos) < norm(center[whichcell]-mousepos))
|
|
whichcell = i;
|
|
|
|
int t = ct[i];
|
|
|
|
if(i == whichcell)
|
|
blackcircle(center[i], 10, 0x40FF40FF);
|
|
|
|
if(i == bei || i == nei[bei][bee])
|
|
blackcircle(center[i], 5, 0x40FF40FF);
|
|
|
|
if(glued[i] == -1)
|
|
blackcircle(center[i], 7, 0xFF4040FF);
|
|
|
|
if(glued[i] != -1)
|
|
applyGlue(i);
|
|
|
|
for(int e=0; e<t; e++) {
|
|
vec v1 = center[i] + raylen[i] * ang(rot[i] + 2*M_PI*e/t);
|
|
vec v2 = center[i] + raylen[i] * ang(rot[i] + 2*M_PI*(e+1)/t);
|
|
vec v3 = (v1+v2)/2;
|
|
|
|
if(nei[i][e] >= 0 && !dragging) {
|
|
if(norm(v3-mousepos) < cedist) bei = i, bee = e;
|
|
if(i == bei && e == bee) cedist = norm(v3-mousepos);
|
|
}
|
|
|
|
color_t col =
|
|
i == bei && e == bee ? 0x40FF40FF:
|
|
i == nei[bei][bee] && nei[i][e] == bei ? 0x40FF40FF :
|
|
nei[i][e] == glued[i] ? 0x303030FF :
|
|
glued[nei[i][e]] == i ? 0x303030FF :
|
|
nei[i][e] >= 0 ? 0xC0C0C0FF :
|
|
0x808080FF;
|
|
|
|
blackline(v1, v2, col);
|
|
|
|
if(nei[i][e] != -1 && nei[i][e] != glued[i] && glued[nei[i][e]] != i) {
|
|
vec vd = v2-v1;
|
|
swap(vd.x, vd.y); vd.x = -vd.x;
|
|
double factor = -sqrt(3)/6;
|
|
vd.x *= factor; vd.y *= factor;
|
|
vec v4 = v3 + vd;
|
|
|
|
blackline(v1, v4, 0xFFC0C0C0);
|
|
blackline(v2, v4, 0xFFC0C0C0);
|
|
}
|
|
}
|
|
}
|
|
|
|
SDL_UnlockSurface(s);
|
|
SDL_UpdateRect(s, 0, 0, 0, 0);
|
|
}
|
|
|
|
double rs, rz;
|
|
|
|
void addglue() {
|
|
int i = bei;
|
|
int j = nei[bei][bee];
|
|
if(glued[i] == j)
|
|
glued[i] = -1;
|
|
else if(glued[j] == i)
|
|
glued[j] = -1;
|
|
else if(glueroot(i) == glueroot(j))
|
|
;
|
|
else if(glued[j] == -1)
|
|
glued[j] = i;
|
|
}
|
|
|
|
int nti;
|
|
|
|
void smooth() {
|
|
int ti = SDL_GetTicks();
|
|
rot[whichcell] += rs * (nti - ti) / 1000.0;
|
|
|
|
el += rz * (nti - ti) / 1000.0;
|
|
nti = ti;
|
|
}
|
|
|
|
void netgen_loop() {
|
|
nti = SDL_GetTicks();
|
|
while(true) {
|
|
smooth();
|
|
displaynets();
|
|
SDL_Event event;
|
|
|
|
while(SDL_PollEvent(&event)) switch (event.type) {
|
|
case SDL_QUIT:
|
|
exit(1);
|
|
return;
|
|
|
|
case SDL_MOUSEBUTTONDOWN: {
|
|
clicked(event.button.x, event.button.y, event.button.button);
|
|
break;
|
|
}
|
|
|
|
case SDL_MOUSEBUTTONUP: {
|
|
clicked(event.button.x, event.button.y, 16+event.button.button);
|
|
break;
|
|
}
|
|
|
|
case SDL_MOUSEMOTION: {
|
|
clicked(event.motion.x, event.motion.y, 32);
|
|
break;
|
|
}
|
|
|
|
case SDL_KEYDOWN: {
|
|
int key = event.key.keysym.sym;
|
|
int uni = event.key.keysym.unicode;
|
|
|
|
if(uni == 'q' || key == SDLK_ESCAPE || key == SDLK_F10)
|
|
return;
|
|
|
|
if(key == SDLK_PAGEUP) rs = 3;
|
|
if(key == SDLK_PAGEDOWN) rs = -3;
|
|
if(uni == 'z') rz = 1;
|
|
if(uni == 'x') rz = -1;
|
|
if(uni == 'g') addglue();
|
|
|
|
break;
|
|
}
|
|
|
|
case SDL_KEYUP: {
|
|
rs = 0;
|
|
rz = 0;
|
|
break;
|
|
}
|
|
|
|
}
|
|
}
|
|
}
|
|
|
|
void designNet() {
|
|
s = SDL_SetVideoMode(SX, SY, 32, 0);
|
|
netgen_loop();
|
|
saveData();
|
|
setvideomode();
|
|
}
|
|
|
|
void show() {
|
|
cmode = sm::SIDE;
|
|
gamescreen(0);
|
|
if(true) {
|
|
initquickqueue();
|
|
for(int i=0; i<CELLS; i++) {
|
|
int t = ct[i];
|
|
int ofs = t == 7 ? 0 : 5;
|
|
for(int e=0; e<t; e++) {
|
|
color_t col =
|
|
nei[i][e] == glued[i] && glued[i] >= 0 ? 0x303030 :
|
|
nei[i][e] >= 0 && glued[nei[i][e]] == i ? 0x303030 :
|
|
nei[i][e] >= 0 ? 0x808080 :
|
|
0xC0C0C0;
|
|
|
|
queueline(shiftless(hvec(i, (e+ofs)%t)), shiftless(hvec(i, (e+1+ofs)%t)), (col << 8) + 0xFF, 3);
|
|
}
|
|
}
|
|
quickqueue();
|
|
}
|
|
if(mode != 2) {
|
|
dialog::init("paper model creator");
|
|
|
|
dialog::addItem(XLAT("synchronize net and map"), 's');
|
|
dialog::addItem(XLAT("display the scope"), 't');
|
|
dialog::addItem(XLAT("create the model"), 'c');
|
|
dialog::addItem(XLAT("design the net"), 'd');
|
|
dialog::addBreak(50);
|
|
dialog::addBack();
|
|
|
|
dialog::display();
|
|
}
|
|
|
|
keyhandler = [] (int sym, int uni) {
|
|
dialog::handleNavigation(sym, uni);
|
|
|
|
if(!loaded) {
|
|
loadData();
|
|
if(!loaded) {
|
|
addMessage(XLAT("Failed to load the file 'papermodeldata.txt'"));
|
|
popScreen();
|
|
return;
|
|
}
|
|
if(!created) {
|
|
View = Id;
|
|
playermoved = false;
|
|
dataFromHR();
|
|
designNet();
|
|
created = 1;
|
|
return;
|
|
}
|
|
}
|
|
|
|
if(mode == 2 && uni != 0) {
|
|
mode = 0;
|
|
return;
|
|
}
|
|
if(uni == 's') {
|
|
View = Id;
|
|
if(ctof(centerover)) View = spin(2 * M_PI * (rand() % 7) / 7) * View;
|
|
playermoved = false;
|
|
}
|
|
else if(uni == 'c') {
|
|
createPapermodel();
|
|
addMessage(XLAT("The paper model created as papermodel-*.bmp"));
|
|
}
|
|
else if(uni == 'd') designNet();
|
|
else if(uni == 't') mode = 2;
|
|
else if(doexiton(sym, uni))
|
|
popScreen();
|
|
};
|
|
}
|
|
|
|
EX void run() {
|
|
if(euclid)
|
|
addMessage("Useless in Euclidean geometry.");
|
|
else if(sphere)
|
|
addMessage("Not implemented for spherical geometry. Please tell me if you really want this.");
|
|
else
|
|
pushScreen(show);
|
|
}
|
|
EX }
|
|
|
|
}
|
|
#endif
|