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vr: proper eye matrix calculation

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milek7
2020-11-18 22:37:58 +01:00
parent 79b0216b55
commit b024ed90fc
1 changed files with 5 additions and 14 deletions
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19
vr/openvr_imp.cpp
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@@ -72,23 +72,14 @@ viewport_proj_config vr_openvr::get_proj_config(eye_e e)
float left, right, top, bottom; // tangents of half-angles from center view axis
vr_system->GetProjectionRaw(eye, &left, &right, &top, &bottom);
float ipd = vr_system->GetEyeToHeadTransform(eye).m[0][3];
//glm::mat4 eye_mat = glm::inverse(glm::transpose(get_matrix(vr_system->GetEyeToHeadTransform(eye))));
glm::mat4 eye_mat = get_matrix(vr_system->GetEyeToHeadTransform(eye));
viewport_proj_config proj;
proj.pe = glm::vec3(ipd, 0.0f, 0.0f);
//glm::vec3 zz = glm::vec4(ipd + left, top, -1.0f, 1.0f) * (eye_mat);
proj.pa = glm::vec3(ipd + left, top, -1.0f);
//WriteLog("pa: " + glm::to_string(zz));
//WriteLog("should be: " + glm::to_string(proj.pa));
//WriteLog("---");
proj.pc = glm::vec3(ipd + left, bottom, -1.0f);
proj.pb = glm::vec3(ipd + right, top, -1.0f);
proj.pe = eye_mat * glm::vec4(0.0f, 0.0f, 0.0f, 1.0f);
proj.pa = eye_mat * glm::vec4(left, top, -1.0f, 1.0f);
proj.pc = eye_mat * glm::vec4(left, bottom, -1.0f, 1.0f);
proj.pb = eye_mat * glm::vec4(right, top, -1.0f, 1.0f);
return proj;
}