protected virtual void CameraPreRender(Camera camera)
{
if (material != null)
{
var velocity = StretchVector;
var observer = default(SgtCamera);
if (SgtCamera.TryFind(camera, ref observer) == true)
{
material.SetFloat("_CameraRollAngle", observer.RollAngle * Mathf.Deg2Rad);
velocity += observer.Velocity * StretchScale;
}
else
{
material.SetFloat("_CameraRollAngle", 0.0f);
}
if (Stretch == true)
{
material.SetVector("_StretchVector", velocity);
material.SetVector("_StretchDirection", velocity.normalized);
material.SetFloat("_StretchLength", velocity.magnitude);
}
else
{
material.SetVector("_StretchVector", Vector3.zero);
material.SetVector("_StretchDirection", Vector3.zero);
material.SetFloat("_StretchLength", 0.0f);
}
}
}
protected void CameraPreRender(Camera camera)
{
if (material != null)
{
var observer = default(SgtCamera);
if (SgtCamera.TryFind(camera, ref observer) == true)
{
material.SetFloat("_CameraRollAngle", observer.RollAngle * Mathf.Deg2Rad);
}
else
{
material.SetFloat("_CameraRollAngle", 0.0f);
}
// Write these once to save CPU
if (renderedThisFrame == false && material != null)
{
renderedThisFrame = true;
// Write lights and shadows
SgtHelper.SetTempMaterial(material);
SgtLight.Write(Lit, transform.position, transform, null, 1.0f, 2);
SgtShadow.Write(Lit, gameObject, 2);
}
}
}
protected override void HandleCameraDraw(Camera camera)
{
if (SgtHelper.CanDraw(gameObject, camera) == false)
{
return;
}
var properties = shaderProperties.GetProperties(material, camera);
var velocity = stretchVector;
var sgtCamera = default(SgtCamera);
if (SgtCamera.TryFind(camera, ref sgtCamera) == true)
{
properties.SetFloat(SgtShader._CameraRollAngle, sgtCamera.RollAngle * Mathf.Deg2Rad);
var cameraVelocity = sgtCamera.Velocity;
var cameraSpeed = cameraVelocity.magnitude;
if (cameraSpeed > stretchLimit)
{
cameraVelocity = cameraVelocity.normalized * stretchLimit;
}
velocity += cameraVelocity * stretchScale;
}
else
{
properties.SetFloat(SgtShader._CameraRollAngle, 0.0f);
}
if (stretch == true)
{
properties.SetVector(SgtShader._StretchVector, velocity);
properties.SetVector(SgtShader._StretchDirection, velocity.normalized);
properties.SetFloat(SgtShader._StretchLength, velocity.magnitude);
}
else
{
properties.SetVector(SgtShader._StretchVector, Vector3.zero);
properties.SetVector(SgtShader._StretchDirection, Vector3.zero);
properties.SetFloat(SgtShader._StretchLength, 0.0f);
}
if (camera.orthographic == true)
{
properties.SetFloat(SgtShader._ClampSizeScale, camera.orthographicSize * 0.0025f);
}
else
{
properties.SetFloat(SgtShader._ClampSizeScale, Mathf.Tan(camera.fieldOfView * Mathf.Deg2Rad * 0.5f) * 2.0f);
}
HandleDrawMesh(camera, properties);
}
protected virtual void CameraPreRender(Camera camera)
{
if (material != null)
{
var velocity = StretchVector;
var sgtCamera = default(SgtCamera);
if (SgtCamera.TryFind(camera, ref sgtCamera) == true)
{
material.SetFloat(SgtShader._CameraRollAngle, sgtCamera.RollAngle * Mathf.Deg2Rad);
var cameraVelocity = sgtCamera.Velocity;
var cameraSpeed = cameraVelocity.magnitude;
if (cameraSpeed > StretchLimit)
{
cameraVelocity = cameraVelocity.normalized * StretchLimit;
}
velocity += cameraVelocity * StretchScale;
}
else
{
material.SetFloat(SgtShader._CameraRollAngle, 0.0f);
}
if (Stretch == true)
{
material.SetVector(SgtShader._StretchVector, velocity);
material.SetVector(SgtShader._StretchDirection, velocity.normalized);
material.SetFloat(SgtShader._StretchLength, velocity.magnitude);
}
else
{
material.SetVector(SgtShader._StretchVector, Vector3.zero);
material.SetVector(SgtShader._StretchDirection, Vector3.zero);
material.SetFloat(SgtShader._StretchLength, 0.0f);
}
if (camera.orthographic == true)
{
material.SetFloat(SgtShader._ClampSizeScale, camera.orthographicSize * 0.0025f);
}
else
{
material.SetFloat(SgtShader._ClampSizeScale, Mathf.Tan(camera.fieldOfView * Mathf.Deg2Rad * 0.5f) * 2.0f);
}
}
}
private void PreCull(Camera camera)
{
if (this == FirstInstance)
{
var cameraRotation = camera.transform.rotation;
var rollRotation = cameraRotation;
var observer = default(SgtCamera);
if (SgtCamera.TryFind(camera, ref observer) == true)
{
rollRotation *= observer.RollQuaternion;
}
var billboard = SgtFastBillboard.FirstInstance;
var mask = camera.cullingMask;
var position = camera.transform.position;
for (var i = 0; i < SgtFastBillboard.InstanceCount; i++)
{
if ((billboard.Mask & mask) != 0)
{
var rotation = default(Quaternion);
if (billboard.RollWithCamera == true)
{
rotation = rollRotation * billboard.Rotation;
}
else
{
rotation = cameraRotation * billboard.Rotation;
}
if (billboard.AvoidClipping == true)
{
var directionA = Vector3.Normalize(billboard.transform.position - position);
var directionB = rotation * Vector3.forward;
var theta = Vector3.Angle(directionA, directionB);
var axis = Vector3.Cross(directionA, directionB);
rotation = Quaternion.AngleAxis(theta, -axis) * rotation;
}
billboard.cachedTransform.rotation = rotation;
}
billboard = billboard.NextInstance;
}
}
}
protected override void HandleCameraDraw(Camera camera)
{
if (SgtHelper.CanDraw(gameObject, camera) == false)
{
return;
}
var properties = shaderProperties.GetProperties(material, camera);
var sgtCamera = default(SgtCamera);
if (SgtCamera.TryFind(camera, ref sgtCamera) == true)
{
properties.SetFloat(SgtShader._CameraRollAngle, sgtCamera.RollAngle * Mathf.Deg2Rad);
}
else
{
properties.SetFloat(SgtShader._CameraRollAngle, 0.0f);
}
Graphics.DrawMesh(mesh, transform.localToWorldMatrix, material, gameObject.layer, camera, 0, properties);
}
private void CameraPreCull(Camera camera)
{
Revert();
{
var cameraRotation = camera.transform.rotation;
var rollRotation = cameraRotation;
var observer = default(SgtCamera);
var rotation = default(Quaternion);
if (SgtCamera.TryFind(camera, ref observer) == true)
{
rollRotation *= observer.RollQuaternion;
}
if (RollWithCamera == true)
{
rotation = rollRotation;
}
else
{
rotation = cameraRotation;
}
if (AvoidClipping == true)
{
var directionA = Vector3.Normalize(transform.position - camera.transform.position);
var directionB = rotation * Vector3.forward;
var theta = Vector3.Angle(directionA, directionB);
var axis = Vector3.Cross(directionA, directionB);
rotation = Quaternion.AngleAxis(theta, -axis) * rotation;
}
cachedTransform.rotation = rotation;
}
Save(camera);
}