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in truesim, the shader will not recoordinate H3 to azimuthal equidistant; also fixed distfun

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This commit is contained in:
Zeno Rogue 2020-12-31 02:58:30 +01:00
parent 384c5eb2da
commit e5a7fc9ab9
1 changed files with 7 additions and 2 deletions
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9
shaders.cpp
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@ -302,12 +302,16 @@ shared_ptr<glhr::GLprogram> write_shader(flagtype shader_flags) {
}
else if(pmodel == mdPerspective) {
shader_flags |= SF_PERS3 | SF_DIRECT;
if(vrhr::rendering() && hyperbolic) {
#if CAP_VR
if(vrhr::rendering() && hyperbolic && vrhr::eyes != vrhr::eEyes::truesim) {
coordinator +=
"t = t * acosh(t[3]) / length(t.xyz);\n"
"t[3] = 1.;\n";
distfun = "length(t.xyz)";
}
else if(hyperbolic)
else
#endif
if(hyperbolic)
distfun = "acosh(t[3])", treset = true;
else if(euclid || nonisotropic || stretch::in() || (sphere && ray::in_use))
distfun = "length(t.xyz)", treset = true;
@ -459,6 +463,7 @@ void display_data::set_projection(int ed, ld shift) {
id <<= 1; if(vid.consider_shader_projection) id |= 1;
#if CAP_VR
id <<= 3; id |= vrhr::state;
if(vrhr::rendering() && vrhr::eyes == vrhr::eEyes::truesim) id += 3;
#endif
id <<= 2; id |= (spherespecial & 3);
if(sol && solv_all) id |= 1;