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Code Issues Releases Wiki Activity

VR in non-perspective models

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Zeno Rogue
2020-12-26 23:00:51 +01:00
parent 7e1df6d9a3
commit 319bd1574f
2 changed files with 38 additions and 5 deletions
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28
vr.cpp
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@@ -13,7 +13,7 @@ EX namespace vrhr {
#if CAP_VR
#if HDR
enum class eHeadset { none, rotation_only, reference, holonomy };
enum class eHeadset { none, rotation_only, reference, holonomy, model_viewing };
enum class eEyes { none, equidistant, truesim };
enum class eCompScreen { none, reference, single, eyes };
#endif
@@ -31,7 +31,8 @@ vector<pair<string, string> > headset_desc = {
{"rotation only", "Ignore the headset movement but do not ignore its rotation."},
{"reference", "The reference point in the real world corresponds to the reference point in VR. When you move your head in a loop, you return to where you started."},
{"holonomy", "Headsets movements in the real world are translated to the same movements in VR. Since the geometry is different, when you move your head in a loop, you usually don't return "
"to where you started."}
"to where you started."},
{"view model", "Fix a 3D projection of the non-Euclidean world, and see it from many viewpoints."}
};
vector<pair<string, string> > eyes_desc = {
@@ -386,6 +387,9 @@ EX void vr_shift() {
EX ld absolute_unit_in_meters = 3;
EX ld vr_scale_factor = 2;
EX ld vr_zshift = 0;
void move_according_to(vr::ETrackedControllerRole role, bool last, bool cur) {
if(!last && !cur) return;
int id = vr::VRSystem()->GetTrackedDeviceIndexForControllerRole(role);
@@ -748,9 +752,12 @@ EX void render() {
calcparam();
transmatrix mu;
bool pers = in_perspective();
ld sca = pers ? absolute_unit_in_meters : vr_scale_factor;
for(int i=0; i<4; i++)
for(int j=0; j<4; j++)
mu[i][j] = i!=j ? 0 : i==3 ? 1 : absolute_unit_in_meters;
mu[i][j] = i!=j ? 0 : i==3 ? 1 : sca;
if(!pers) mu[1][1] *= pconf.stretch;
if(1) {
make_actual_view();
@@ -787,7 +794,12 @@ EX void render() {
be_33(NLP);
hmd_mvp = NLP * hmd_mvp;
}
hmd_mvp = mu * sm * hmd_mvp;
hmd_mvp = sm * hmd_mvp;
if(vr_zshift) hmd_mvp = euclidean_translate(0, 0, -vr_zshift) * hmd_mvp;
hmd_mvp = mu * hmd_mvp;
if(hsm == eHeadset::model_viewing) {
hmd_mvp = sm * hmd_at * inverse(hmd_ref_at) * sm * hmd_mvp;
}
if(eyes == eEyes::equidistant) {
hmd_mvp = inverse(vrdata.eyepos[i]) * hmd_mvp;
}
@@ -903,6 +915,14 @@ int readArgs() {
PHASEFROM(2);
shift_arg_formula(absolute_unit_in_meters);
}
else if(argis("-vr-scale")) {
PHASEFROM(2);
shift_arg_formula(vr_scale_factor);
}
else if(argis("-vr-z")) {
PHASEFROM(2);
shift_arg_formula(vr_zshift);
}
else if(argis("-d:vr")) {
PHASEFROM(2); launch_dialog(show_vr_settings);
}