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rearranged init.cpp/hyper.h/classes.h/classes.cpp

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Zeno Rogue
2017-10-29 12:19:33 +01:00
parent 3ef7a1ed83
commit 17a1682e83
7 changed files with 358 additions and 343 deletions
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49
hyperpoint.cpp
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@@ -1,43 +1,6 @@
// Hyperbolic Rogue
// Copyright (C) 2011-2012 Zeno Rogue, see 'hyper.cpp' for details
enum eGeometry {gNormal, gEuclid, gSphere, gElliptic, gQuotient, gQuotient2, gTorus, gOctagon, g45, g46, g47, gSmallSphere, gTinySphere, gGUARD};
struct geometryinfo {
const char* name;
const char* shortname;
int sides;
int vertex;
int quotientstyle;
int cclass; // 0-hyperbolic, 1-Euclidean, 2-spherical
int distlimit[2]; // truncated, non-truncated
};
static const int qZEBRA = 1;
static const int qFIELD = 2;
static const int qELLIP = 4;
static const int qTORUS = 8;
// note: dnext assumes that x&7 equals 7
static const int SEE_ALL = 15;
static const int FORBIDDEN = -1;
geometryinfo ginf[gGUARD] = {
{"hyperbolic", "hyper", 7, 3, 0, 0, {7, 5}},
{"Euclidean", "euclid", 6, 3, 0, 1, {7, FORBIDDEN}},
{"spherical", "sphere", 5, 3, 0, 2, {SEE_ALL, SEE_ALL}},
{"elliptic", "elliptic", 5, 3, qELLIP, 2, {SEE_ALL, SEE_ALL}},
{"Zebra quotient", "Zebra", 7, 3, qZEBRA, 0, {7, 5}},
{"field quotient", "field", 7, 3, qFIELD, 0, {7, 5}},
{"torus", "torus", 6, 3, qTORUS, 1, {7, FORBIDDEN}},
{"octagons", "oct", 8, 3, 0, 0, {6, 4}},
{"four pentagons", "4x5", 5, 4, 0, 0, {6, 4}},
{"four hexagons", "4x6", 6, 4, 0, 0, {5, 3}},
{"four heptagons", "4x7", 7, 4, 0, 0, {4, 3}},
{"small sphere", "3x4", 4, 3, 0, 2, {SEE_ALL, SEE_ALL}},
{"tiny sphere", "3x3", 3, 3, 0, 2, {SEE_ALL, SEE_ALL}},
};
eGeometry geometry, targetgeometry = gEuclid;
extern bool targettrunc;
@@ -91,12 +54,6 @@ int sig(int z) { return (sphere || z<2)?1:-1; }
// by points in 3D space (Minkowski space) such that x^2+y^2-z^2 == -1, z > 0
// (this is analogous to representing a sphere with points such that x^2+y^2+z^2 == 1)
struct hyperpoint {
ld tab[3];
ld& operator [] (int i) { return tab[i]; }
const ld& operator [] (int i) const { return tab[i]; }
};
hyperpoint hpxyz(ld x, ld y, ld z) {
// EUCLIDEAN
hyperpoint r; r[0] = x; r[1] = y; r[2] = z; return r;
@@ -190,12 +147,6 @@ hyperpoint midz(const hyperpoint& H1, const hyperpoint& H2) {
// matrices represent isometries of the hyperbolic plane
// (just like isometries of the sphere are represented by rotation matrices)
struct transmatrix {
ld tab[3][3];
ld * operator [] (int i) { return tab[i]; }
const ld * operator [] (int i) const { return tab[i]; }
};
// identity matrix
const transmatrix Id = {{{1,0,0}, {0,1,0}, {0,0,1}}};