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non-isotropic hyperbolic space

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Zeno Rogue
2019-10-01 05:03:46 +02:00
parent 255186840f
commit d6ab96f821
16 changed files with 403 additions and 223 deletions
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49
basegraph.cpp
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@@ -314,6 +314,8 @@ void display_data::set_projection(int ed) {
shaderside_projection = true, glhr::new_shader_projection = glhr::shader_projection::standardEH2, pers3 = true;
if(GDIM == 3 && apply_models && pmodel == mdGeodesic && sol)
shaderside_projection = true, glhr::new_shader_projection = glhr::shader_projection::standardSolv, pers3 = true;
if(GDIM == 3 && apply_models && pmodel == mdGeodesic && nih)
shaderside_projection = true, glhr::new_shader_projection = glhr::shader_projection::standardNIH, pers3 = true;
if(GDIM == 3 && apply_models && pmodel == mdGeodesic && sl2)
shaderside_projection = true, glhr::new_shader_projection = glhr::shader_projection::standardSL2, pers3 = true;
if(GDIM == 3 && apply_models && pmodel == mdGeodesic && nil)
@@ -333,56 +335,17 @@ void display_data::set_projection(int ed) {
if(pmodel == mdRug) return;
#if CAP_SOLV
if(glhr::new_shader_projection == glhr::shader_projection::standardSolv) {
if(among(glhr::new_shader_projection, glhr::shader_projection::standardSolv, glhr::shader_projection::standardNIH)) {
auto &tab = ((glhr::new_shader_projection == glhr::shader_projection::standardSolv) ? solv::solt : nihv::niht);
static bool toload = true;
static GLuint invexpid = 0;
if(toload) {
solv::load_table();
if(!solv::table_loaded) { pmodel = mdPerspective; set_projection(ed); return; }
println(hlog, "installing table");
using namespace solv;
toload = false;
if(invexpid == 0) glGenTextures(1, &invexpid);
glBindTexture( GL_TEXTURE_3D, invexpid);
glTexParameteri(GL_TEXTURE_3D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_3D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_3D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_3D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_3D, GL_TEXTURE_WRAP_R, GL_CLAMP_TO_EDGE);
auto xbuffer = new glvertex[PRECZ*PRECY*PRECX];
ld maxd = 0;
for(int z=0; z<PRECZ*PRECY*PRECX; z++) {
auto& t = inverse_exp_table[z];
xbuffer[z] = glhr::makevertex(t[0], t[1], t[2]);
}
println(hlog, "maxd = ", maxd);
#if !ISWEB
glTexImage3D(GL_TEXTURE_3D, 0, 34836 /*GL_RGBA32F*/, PRECX, PRECX, PRECZ, 0, GL_RGBA, GL_FLOAT, xbuffer);
#else
// glTexStorage3D(GL_TEXTURE_3D, 1, 34836 /*GL_RGBA32F*/, PRECX, PRECX, PRECZ);
// glTexSubImage3D(GL_TEXTURE_3D, 0, 0, 0, 0, PRECX, PRECY, PRECZ, GL_RGBA, GL_FLOAT, xbuffer);
#endif
delete[] xbuffer;
}
GLuint invexpid = tab.get_texture_id();
glActiveTexture(GL_TEXTURE0 + glhr::INVERSE_EXP_BINDING);
glBindTexture(GL_TEXTURE_3D, invexpid);
glActiveTexture(GL_TEXTURE0 + 0);
glhr::set_solv_prec(solv::PRECX, solv::PRECY, solv::PRECZ);
glhr::set_solv_prec(tab.PRECX, tab.PRECY, tab.PRECZ);
}
#endif