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Code Issues Releases Wiki Activity

sl2:: more projections allowed

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This commit is contained in:
Zeno Rogue 2022-10-14 00:54:31 +02:00
parent 7f0bf3b269
commit d218896b63
3 changed files with 16 additions and 1 deletions
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7
hypgraph.cpp
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@ -744,6 +744,13 @@ EX void apply_other_model(shiftpoint H_orig, hyperpoint& ret, eModel md) {
case mdHorocyclic: {
if(sl2) {
ret = unshift(H_orig);
ret *= .5;
ret[LDIM] = 1;
ret = lp_apply(ret);
break;
}
find_zlev(H);
apply_nil_rotation(H);

2
models.cpp
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@ -192,7 +192,7 @@ EX namespace models {
if(among(pm, mdBall, mdHemisphere)) return false;
return PIU(model_available(pm));
}
if(sl2) return pm == mdGeodesic;
if(sl2) return among(pm, mdGeodesic, mdEquidistant, mdHorocyclic, mdPerspective);
if(nonisotropic) return among(pm, mdDisk, mdPerspective, mdHorocyclic, mdGeodesic, mdEquidistant, mdFisheye, mdLiePerspective, mdLieOrthogonal);
if(sphere && (pm == mdHalfplane || pm == mdBall))
return false;

8
shaders.cpp
View File

@ -349,6 +349,14 @@ shared_ptr<glhr::GLprogram> write_shader(flagtype shader_flags) {
}
else if(pmodel == mdPerspective) {
shader_flags |= SF_PERS3 | SF_DIRECT;
if(sl2) {
vsh += "uniform mediump float uIndexSL;\n";
coordinator +=
"float ca = cos(uIndexSL); float sa = -sin(uIndexSL);\n"
"vec4 h1 = t;\n"
"t[2] = h1[2] * ca - h1[3] * sa; t[3] = 1.;\n"
"t[0] = h1[0] * ca - h1[1] * sa; t[1] = h1[1] * ca + h1[0] * sa;\n";
}
#if CAP_VR
if(vrhr::rendering() && hyperbolic && vrhr::eyes != vrhr::eEyes::truesim) {
azi_hyperbolic = true;