private void SetShadowCamera()
{
if (this.eyeCamera.renderingPath == RenderingPath.DeferredShading && this.enableFarShadows)
{
Shader.EnableKeyword("_USING_DEFERREDSHADING");
this.shadowCameraGO.transform.rotation = Quaternion.LookRotation(Sunshine.Instance.SunLight.transform.forward);
Transform transform = this.shadowCameraGO.transform;
SunshineMath.BoundingSphere boundingSphere = default(SunshineMath.BoundingSphere);
boundingSphere = SunshineMath.FrustumBoundingSphereBinarySearch(this.eyeCamera, this.eyeCamera.nearClipPlane, this.FarCascadeDistance, true, 0f, 0.01f, 20);
float num = SunshineMath.QuantizeValueWithoutFlicker(boundingSphere.radius, 100, this.last_boundingRadius);
this.last_boundingRadius = num;
float num2 = num * 2f;
transform.position = boundingSphere.origin;
transform.position = this.eyeCamera.transform.position - Sunshine.Instance.SunLight.transform.forward * this.FarCascadeDistance * 0.5f;
Vector3 vector = transform.InverseTransformPoint(Vector3.zero);
float step = num2 / (float)this.shadowMapSize;
vector.x = SunshineMath.QuantizeValueWithoutFlicker(vector.x, step, this.last_lightWorldOrigin.x);
vector.y = SunshineMath.QuantizeValueWithoutFlicker(vector.y, step, this.last_lightWorldOrigin.y);
this.last_lightWorldOrigin = vector;
transform.position -= transform.TransformPoint(vector);
Vector3 vector2 = transform.InverseTransformPoint(boundingSphere.origin);
transform.position += transform.forward * (vector2.z - (boundingSphere.radius + this.lightCamera.nearClipPlane));
this.lightCamera.orthographicSize = num2 * 0.5f;
this.lightCamera.nearClipPlane = this.eyeCamera.nearClipPlane;
this.lightCamera.farClipPlane = (boundingSphere.radius + this.lightCamera.nearClipPlane) * 2f;
this.lightCamera.cullingMask = this.CullingMask;
this.bb_quad = Vector3.Dot(-Sunshine.Instance.SunLight.transform.forward, Vector3.up);
this.biasLerp = Mathf.Abs(this.bb_quad);
this.bb_quad = Mathf.Clamp01(Mathf.Clamp01(this.bb_quad + 0.0001f) - 0.75f) * 4f;
this.bb_billboard = 1f - this.bb_quad;
Shader.SetGlobalVector(this.billboardShadeFadeFactorsProp, new Vector4(this.bb_billboard, this.bb_quad, 0f, 0f));
this.biasLerp = Mathf.Clamp01(Mathf.Abs(0.7071f - this.biasLerp) * 4f);
this.FarCascadeDepthBias = Mathf.Lerp(this.MaxFarCascadeDepthBias, this.MinFarCascadeDepthBias, this.biasLerp);
this.SetFarShadowMatrix(boundingSphere.radius, this.FarCascadeDistance);
Component[] componentsInChildren = this.parent.GetComponentsInChildren(typeof(MeshFilter));
int num3 = componentsInChildren.Length;
GL.PushMatrix();
Graphics.SetRenderTarget(this.m_shadowTexture);
GL.LoadProjectionMatrix(this.lightCamera.projectionMatrix);
GL.Clear(true, false, Color.black, 6000f);
this.mat.SetPass(0);
foreach (MeshFilter meshFilter in componentsInChildren)
{
Graphics.DrawMeshNow(meshFilter.mesh, this.matrix);
}
GL.PopMatrix();
}
else
{
Shader.DisableKeyword("_USING_DEFERREDSHADING");
}
float num4 = QualitySettings.shadowDistance * 0.125f;
Shader.SetGlobalVector(this.farCascadeBlendValuesProps, new Vector4(QualitySettings.shadowDistance - num4 * 2f, num4, this.FarCascadeDistance - this.FarCascadeDistance * 0.275f));
}
private void SetShadowCamera()
{
if (this.eyeCamera.renderingPath == RenderingPath.DeferredShading && this.enableFarShadows)
{
Shader.EnableKeyword("_USING_DEFERREDSHADING");
if (this.shadowCameraGO == null || Sunshine.Instance == null)
{
return;
}
this.shadowCameraGO.transform.rotation = Quaternion.LookRotation(Sunshine.Instance.SunLight.transform.forward);
Transform transform = this.shadowCameraGO.transform;
SunshineMath.BoundingSphere boundingSphere = default(SunshineMath.BoundingSphere);
boundingSphere = SunshineMath.FrustumBoundingSphereBinarySearch(this.eyeCamera, this.eyeCamera.nearClipPlane, this.FarCascadeDistance, true, 0f, 0.01f, 20);
float num = SunshineMath.QuantizeValueWithoutFlicker(boundingSphere.radius, 100, this.last_boundingRadius);
this.last_boundingRadius = num;
float num2 = num * 2f;
transform.position = boundingSphere.origin;
transform.position = this.eyeCamera.transform.position - Sunshine.Instance.SunLight.transform.forward * this.FarCascadeDistance * 0.5f;
Vector3 vector = transform.InverseTransformPoint(Vector3.zero);
float step = num2 / (float)this.shadowMapSize;
vector.x = SunshineMath.QuantizeValueWithoutFlicker(vector.x, step, this.last_lightWorldOrigin.x);
vector.y = SunshineMath.QuantizeValueWithoutFlicker(vector.y, step, this.last_lightWorldOrigin.y);
this.last_lightWorldOrigin = vector;
transform.position -= transform.TransformPoint(vector);
Vector3 vector2 = transform.InverseTransformPoint(boundingSphere.origin);
transform.position += transform.forward * (vector2.z - (boundingSphere.radius + this.lightCamera.nearClipPlane));
this.lightCamera.orthographicSize = num2 * 0.5f;
this.lightCamera.nearClipPlane = this.eyeCamera.nearClipPlane;
this.lightCamera.farClipPlane = (boundingSphere.radius + this.lightCamera.nearClipPlane) * 2f;
this.lightCamera.cullingMask = this.CullingMask;
this.bb_quad = Vector3.Dot(-Sunshine.Instance.SunLight.transform.forward, Vector3.up);
this.biasLerp = Mathf.Abs(this.bb_quad);
this.bb_quad = Mathf.Clamp01(Mathf.Clamp01(this.bb_quad + 0.0001f) - 0.75f) * 4f;
this.bb_billboard = 1f - this.bb_quad;
Shader.SetGlobalVector(this.billboardShadeFadeFactorsProp, new Vector4(this.bb_billboard, this.bb_quad, 0f, 0f));
this.biasLerp = Mathf.Clamp01(Mathf.Abs(0.7071f - this.biasLerp) * 4f);
this.FarCascadeDepthBias = Mathf.Lerp(this.MaxFarCascadeDepthBias, this.MinFarCascadeDepthBias, this.biasLerp);
this.SetFarShadowMatrix(boundingSphere.radius, this.FarCascadeDistance);
float shadowDistance = QualitySettings.shadowDistance;
QualitySettings.shadowDistance = 0f;
this.lightCamera.Render();
QualitySettings.shadowDistance = shadowDistance;
Shader.SetGlobalTexture(this.farCascadeProp, this.m_shadowTexture);
Shader.SetGlobalMatrix(this.farCascadeMatrixProp, this.m_shadowMatrix);
}
else
{
Shader.DisableKeyword("_USING_DEFERREDSHADING");
}
float num3 = QualitySettings.shadowDistance * 0.125f;
Shader.SetGlobalVector(this.farCascadeBlendValuesProps, new Vector4(QualitySettings.shadowDistance - num3 * 2f, num3, this.FarCascadeDistance - this.FarCascadeDistance * 0.275f));
}
public static void SetupShadowCamera(Light light, Camera lightCamera, Camera eyeCamera, float eyeNearClip, float eyeFarClip, float paddingZ, float paddingRadius, int snapResolution, ref SunshineMath.BoundingSphere totalShadowBounds, ref SunshineMath.ShadowCameraTemporalData temporalData)
{
Transform transform = lightCamera.transform;
SunshineMath.BoundingSphere boundingSphere = default(SunshineMath.BoundingSphere);
if (Sunshine.Instance.UsingCustomBounds)
{
boundingSphere = Sunshine.Instance.CustomBounds;
}
else
{
boundingSphere = SunshineMath.FrustumBoundingSphereBinarySearch(eyeCamera, eyeNearClip, eyeFarClip, true, paddingRadius, 0.01f, 20);
}
float num = SunshineMath.QuantizeValueWithoutFlicker(boundingSphere.radius, 100, temporalData.boundingRadius);
temporalData.boundingRadius = num;
float num2 = num * 2f;
lightCamera.aspect = 1f;
lightCamera.orthographic = true;
lightCamera.nearClipPlane = eyeCamera.nearClipPlane;
lightCamera.farClipPlane = (totalShadowBounds.radius + paddingZ + lightCamera.nearClipPlane) * 2f;
lightCamera.orthographicSize = num2 * 0.5f;
transform.rotation = Quaternion.LookRotation(light.transform.forward);
transform.position = boundingSphere.origin;
Vector3 vector = transform.InverseTransformPoint(Vector3.zero);
float step = num2 / (float)snapResolution;
vector.x = SunshineMath.QuantizeValueWithoutFlicker(vector.x, step, temporalData.lightWorldOrigin.x);
vector.y = SunshineMath.QuantizeValueWithoutFlicker(vector.y, step, temporalData.lightWorldOrigin.y);
temporalData.lightWorldOrigin = vector;
transform.position -= transform.TransformPoint(vector);
Vector3 vector2 = transform.InverseTransformPoint(totalShadowBounds.origin);
transform.position += transform.forward * (vector2.z - (totalShadowBounds.radius + lightCamera.nearClipPlane + paddingZ));
}
public static float QuantizeValueWithoutFlicker(float number, int resolution, float lastResult)
{
return(SunshineMath.QuantizeValueWithoutFlicker(number, 1f / (float)resolution, lastResult));
}