|
private static GetFrustumAspectRatio ( |
||
| camera | ||
| return | float | |
private static bool GetFrustum(Camera camera, Vector3[] near, Vector3[] far, out float frustumAspect)
{
frustumAspect = CameraEditor.GetFrustumAspectRatio(camera);
if ((double)frustumAspect < 0.0)
{
return(false);
}
if (far != null)
{
far[0] = new Vector3(0.0f, 0.0f, camera.farClipPlane);
far[1] = new Vector3(0.0f, 1f, camera.farClipPlane);
far[2] = new Vector3(1f, 1f, camera.farClipPlane);
far[3] = new Vector3(1f, 0.0f, camera.farClipPlane);
for (int index = 0; index < 4; ++index)
{
far[index] = camera.ViewportToWorldPoint(far[index]);
}
}
if (near != null)
{
near[0] = new Vector3(0.0f, 0.0f, camera.nearClipPlane);
near[1] = new Vector3(0.0f, 1f, camera.nearClipPlane);
near[2] = new Vector3(1f, 1f, camera.nearClipPlane);
near[3] = new Vector3(1f, 0.0f, camera.nearClipPlane);
for (int index = 0; index < 4; ++index)
{
near[index] = camera.ViewportToWorldPoint(near[index]);
}
}
return(true);
}
private static bool GetFrustum(Camera camera, Vector3[] near, Vector3[] far, out float frustumAspect)
{
frustumAspect = CameraEditor.GetFrustumAspectRatio(camera);
if (frustumAspect < 0f)
{
return(false);
}
if (far != null)
{
far[0] = new Vector3(0f, 0f, camera.farClipPlane);
far[1] = new Vector3(0f, 1f, camera.farClipPlane);
far[2] = new Vector3(1f, 1f, camera.farClipPlane);
far[3] = new Vector3(1f, 0f, camera.farClipPlane);
for (int i = 0; i < 4; i++)
{
far[i] = camera.ViewportToWorldPoint(far[i]);
}
}
if (near != null)
{
near[0] = new Vector3(0f, 0f, camera.nearClipPlane);
near[1] = new Vector3(0f, 1f, camera.nearClipPlane);
near[2] = new Vector3(1f, 1f, camera.nearClipPlane);
near[3] = new Vector3(1f, 0f, camera.nearClipPlane);
for (int j = 0; j < 4; j++)
{
near[j] = camera.ViewportToWorldPoint(near[j]);
}
}
return(true);
}
private static bool GetFrustum(Camera camera, Vector3[] near, Vector3[] far, out float frustumAspect)
{
frustumAspect = CameraEditor.GetFrustumAspectRatio(camera);
if (frustumAspect < 0f)
{
return(false);
}
float num3;
float num4;
float num5;
float num6;
if (!camera.orthographic)
{
float num = Mathf.Tan(camera.fieldOfView * 0.0174532924f * 0.5f);
float num2 = num * frustumAspect;
num3 = num2 * camera.farClipPlane;
num4 = num * camera.farClipPlane;
num5 = num2 * camera.nearClipPlane;
num6 = num * camera.nearClipPlane;
}
else
{
float num = camera.orthographicSize;
float num2 = num * frustumAspect;
num3 = num2;
num4 = num;
num5 = num2;
num6 = num;
}
Matrix4x4 matrix4x = Matrix4x4.TRS(camera.transform.position, camera.transform.rotation, Vector3.one);
if (far != null)
{
far[0] = new Vector3(-num3, -num4, camera.farClipPlane);
far[1] = new Vector3(-num3, num4, camera.farClipPlane);
far[2] = new Vector3(num3, num4, camera.farClipPlane);
far[3] = new Vector3(num3, -num4, camera.farClipPlane);
for (int i = 0; i < 4; i++)
{
far[i] = matrix4x.MultiplyPoint(far[i]);
}
}
if (near != null)
{
near[0] = new Vector3(-num5, -num6, camera.nearClipPlane);
near[1] = new Vector3(-num5, num6, camera.nearClipPlane);
near[2] = new Vector3(num5, num6, camera.nearClipPlane);
near[3] = new Vector3(num5, -num6, camera.nearClipPlane);
for (int j = 0; j < 4; j++)
{
near[j] = matrix4x.MultiplyPoint(near[j]);
}
}
return(true);
}
