113 lines
3.0 KiB
C++
113 lines
3.0 KiB
C++
// HyperRogue -- user-defined shapes
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// Copyright (C) 2011-2019 Zeno Rogue, see 'hyper.cpp' for details
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/** \file usershapes.cpp
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* \brief user-defined shapes
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*/
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#include "hyper.h"
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#if CAP_SHAPES
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namespace hr {
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EX int usershape_changes;
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EX array<map<int, usershape*>, mapeditor::USERSHAPEGROUPS> usershapes;
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EX void initShape(int sg, int id) {
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if(!usershapes[sg][id]) {
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usershape *us = new usershape;
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usershapes[sg][id] = us;
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for(int i=0; i<USERLAYERS; i++) {
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us->d[i].prio = PPR((sg == 3 ? 1:50) + i);
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us->d[i].rots = 1;
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us->d[i].sym = 0;
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us->d[i].shift = C0;
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us->d[i].spin = Cx1;
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us->d[i].color = 0;
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us->d[i].zlevel = 0;
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}
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}
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}
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EX basic_textureinfo user_triangles_texture;
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void geometry_information::pushShape(usershapelayer& ds) {
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if(ds.list.empty()) return;
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if(GDIM == 3) last->flags |= POLY_TRIANGLES;
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transmatrix T = rgpushxto0(ds.shift) * rspintox(ds.spin);
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int z = GDIM == 3 ? 3 : 1;
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for(int r=0; r<ds.rots; r++) {
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for(int i=0; i<isize(ds.list)/z*z; i++)
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hpcpush(T * spin(TAU*r/ds.rots) * ds.list[i]);
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if(ds.sym) {
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transmatrix mirrortrans = Id; mirrortrans[1][1] = -1;
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for(int i=isize(ds.list)-1; i>=0; i--)
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hpcpush(T * spin(TAU*r/ds.rots) * mirrortrans * ds.list[i]);
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}
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}
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if(GDIM == 2) hpcpush(T * ds.list[0]);
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#if MAXMDIM >= 4 && CAP_GL
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if(GDIM == 3) {
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auto& utt = user_triangles_texture;
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utt.texture_id = floor_textures->renderedTexture;
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ds.texture_offset = isize(utt.tvertices);
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for(int i=0; i<isize(ds.list)-2; i+=3) {
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hyperpoint h = orthogonal_of_C0(ds.list[i], ds.list[i+1], ds.list[i+2]);
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ld rad = hypot_d(3, h);
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ld factor = 0.49 + (0.17 * h[2] + 0.13 * h[1] + 0.20 * h[0]) / rad;
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for(int i=0; i<3; i++)
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utt.tvertices.push_back(glhr::makevertex(-1, factor, 0));
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}
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}
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#endif
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}
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void geometry_information::prepare_usershapes() {
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hpc.resize(prehpc);
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last = NULL;
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DEBB(DF_POLY, ("hpc = ", prehpc));
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user_triangles_texture.tvertices.clear();
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for(int i=0; i<mapeditor::USERSHAPEGROUPS; i++) for(auto usp: usershapes[i]) {
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auto us = usp.second;
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if(!us) continue;
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for(int l=0; l<USERLAYERS; l++) {
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bshape(ushr[&us->d[l]], us->d[l].prio);
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pushShape(us->d[l]);
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finishshape();
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}
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}
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static int qhpc0;
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int qhpc = isize(hpc);
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if(qhpc != qhpc0 && (debugflags & (DF_GEOM | DF_POLY))) {
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println(hlog, "qhpc = ", qhpc0=qhpc, " (", prehpc, "+", qhpc-prehpc, ")");
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println(hlog, "shapes = ", isize(allshapes));
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int inve=0, issi=0, vcon=0, ccon=0;
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for(auto sh: allshapes) {
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if(sh->flags & POLY_INVERSE) inve++;
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if(sh->flags & POLY_ISSIDE) issi++;
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if(sh->flags & POLY_VCONVEX) vcon++;
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if(sh->flags & POLY_CCONVEX) ccon++;
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}
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println(hlog, hr::format("inverse = %d isside = %d vcon = %d ccon = %d", inve, issi, vcon, ccon));
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}
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initPolyForGL();
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}
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}
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#endif
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