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Fix luax_checkendpoints when direction is not normalized;

This commit is contained in:
bjorn 2022-09-23 11:58:26 -07:00
parent ef407fd564
commit 74218da271
1 changed files with 3 additions and 1 deletions
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4
src/api/l_graphics_pass.c
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@ -656,11 +656,13 @@ static bool luax_checkendpoints(lua_State* L, int index, float transform[16]) {
float forward[4] = { 0.f, 0.f, -1.f, 0.f };
float direction[4];
vec3_sub(vec3_init(direction, u), v);
float length = vec3_length(direction);
vec3_normalize(direction);
quat_between(orientation, forward, direction);
mat4_identity(transform);
mat4_translate(transform, (v[0] + u[0]) / 2.f, (v[1] + u[1]) / 2.f, (v[2] + u[2]) / 2.f);
mat4_rotateQuat(transform, orientation);
mat4_scale(transform, radius, radius, vec3_length(direction));
mat4_scale(transform, radius, radius, length);
return true;
}