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chengkehan/gist:e6000f98396c31d8ee82da45f47d661c

Created December 2, 2020 07:30
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Check whether is in view frustum
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gistfile1.txt
Vector3 pos = targetTransform.position;
Matrix4x4 vp = mainCamera.projectionMatrix * mainCamera.worldToCameraMatrix;
Vector4 porjPos = vp * new Vector4(pos.x, pos.y, pos.z, 1);
// projPos.xyz / projPos.w [-1, 1] in view frustum
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