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+ | Portals now handled correctly + support

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TheRedShip
2025-01-07 22:22:07 +01:00
parent 9df8b78d6d
commit b3e2a0ed34
4 changed files with 50 additions and 29 deletions
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11
shaders/compute.glsl
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@ -74,17 +74,14 @@ Ray portalRay(Ray ray, hitInfo hit)
portal_1 = objects[hit.obj_index];
portal_2 = objects[int(portal_1.radius)]; // saving memory radius = portal_index
vec3 portal_2_normal = portal_2.normal * sign(dot(ray.direction, portal_2.normal));
relative = hit.position - portal_1.position;
ray.origin = portal_2.position + mat3(portal_2.transform) * relative;
ray.origin += portal_2_normal * 0.01;
mat3 rotation = mat3(portal_2.transform) * transpose(mat3(portal_1.transform));
if (dot(ray.direction, portal_2_normal) < 0.0)
ray.direction = reflect(ray.direction, portal_2_normal);
ray.origin = portal_2.position + rotation * relative;
ray.direction = normalize(rotation * ray.direction);
ray.direction = normalize(mat3(portal_2.transform) * ray.direction);
ray.origin += ray.direction * 0.01f;
return (ray);
}