private void ConfigureShaders()
{
this.ConfigureTheForestShaders();
if (this.ShadowsActive)
{
SunshineKeywords.SetFilterStyle(Sunshine.Instance.ShadowFilter);
}
else
{
SunshineKeywords.DisableShadows();
}
Matrix4x4 lhs = Matrix4x4.identity;
lhs = SunshineMath.ToRectSpaceProjection(Sunshine.Instance.CascadeRect(0)) * Sunshine.Instance.SunLightCamera.projectionMatrix;
SunshineMath.SetLinearDepthProjection(ref lhs, Sunshine.Instance.SunLightCamera.farClipPlane);
Matrix4x4 matrix4x = lhs * Sunshine.Instance.SunLightCamera.worldToCameraMatrix;
Matrix4x4 mat = matrix4x * this.AttachedCamera.cameraToWorldMatrix;
Shader.SetGlobalMatrix("sunshine_CameraVToSunVP", mat);
Shader.SetGlobalMatrix("sunshine_WorldToSunVP", matrix4x);
float num = (float)Sunshine.Instance.Lightmap.width;
Shader.SetGlobalVector("sunshine_ShadowParamsAndHalfTexel", new Vector4(Sunshine.Instance.SunLight.shadowStrength, Sunshine.Instance.CascadeFade, 0.5f / num, 0.5f / num));
this.ConfigureCascadeClips(this.AttachedCamera.farClipPlane);
Vector3 position = (!this.AttachedCamera.orthographic) ? base.transform.position : this.AttachedCamera.ViewportToWorldPoint(new Vector3(0f, 0f, 0f));
Vector3 position2 = this.AttachedCamera.ViewportToWorldPoint(new Vector3(0f, 0f, this.AttachedCamera.farClipPlane));
Vector3 position3 = this.AttachedCamera.ViewportToWorldPoint(new Vector3(1f, 0f, this.AttachedCamera.farClipPlane));
Vector3 position4 = this.AttachedCamera.ViewportToWorldPoint(new Vector3(0f, 1f, this.AttachedCamera.farClipPlane));
Transform transform = Sunshine.Instance.SunLightCamera.transform;
Vector3 vector = transform.InverseTransformPoint(position);
Vector3 vector2 = transform.InverseTransformPoint(position2);
Vector3 vector3 = transform.InverseTransformPoint(position3);
Vector3 vector4 = transform.InverseTransformPoint(position4);
Vector2 vector5 = SunshineMath.xy(Sunshine.Instance.SunLightCamera.WorldToViewportPoint(position));
Vector2 vector6 = SunshineMath.xy(Sunshine.Instance.SunLightCamera.WorldToViewportPoint(position2));
Vector2 vector7 = SunshineMath.xy(Sunshine.Instance.SunLightCamera.WorldToViewportPoint(position3));
Vector2 vector8 = SunshineMath.xy(Sunshine.Instance.SunLightCamera.WorldToViewportPoint(position4));
Vector4 vector9 = new Vector4(vector6.x, vector6.y, vector2.z / Sunshine.Instance.SunLightCamera.farClipPlane, vector.y);
Vector4 vector10 = new Vector4(vector5.x, vector5.y, vector.z / Sunshine.Instance.SunLightCamera.farClipPlane, vector.y);
Vector4 vec = vector9 - vector10;
Vector4 vec2 = new Vector4(vector7.x, vector7.y, vector3.z / Sunshine.Instance.SunLightCamera.farClipPlane, vector3.y) - vector9;
Vector4 vec3 = new Vector4(vector8.x, vector8.y, vector4.z / Sunshine.Instance.SunLightCamera.farClipPlane, vector4.y) - vector9;
Rect rect = Sunshine.Instance.CascadeRect(0);
SunshineMath.ShadowCoordDataInRect(ref vector10, ref rect);
SunshineMath.ShadowCoordDataRayInRect(ref vec, ref rect);
SunshineMath.ShadowCoordDataRayInRect(ref vec2, ref rect);
SunshineMath.ShadowCoordDataRayInRect(ref vec3, ref rect);
Shader.SetGlobalFloat("sunshine_IsOrthographic", (!this.AttachedCamera.orthographic) ? 0f : 1f);
Shader.SetGlobalVector("sunshine_ShadowCoordDepthStart", vector10);
Shader.SetGlobalVector("sunshine_ShadowCoordDepthRayZ", vec);
Shader.SetGlobalVector("sunshine_ShadowCoordDepthRayU", vec2);
Shader.SetGlobalVector("sunshine_ShadowCoordDepthRayV", vec3);
float num2 = Sunshine.Instance.SunLightCamera.orthographicSize * 2f;
Vector2 vector11 = new Vector2(num2, num2);
vector11.x /= rect.width;
vector11.y /= rect.height;
Vector3 v = new Vector3(vector11.x, vector11.y, Sunshine.Instance.SunLightCamera.farClipPlane) / this.AttachedCamera.farClipPlane;
Shader.SetGlobalVector("sunshine_ShadowToWorldScale", v);
Matrix4x4 zero = Matrix4x4.zero;
Vector3 position5 = Sunshine.Instance.SunLightCamera.ViewportToWorldPoint(new Vector3(0f, 0f, 0f));
Vector3 position6 = Sunshine.Instance.SunLightCamera.ViewportToWorldPoint(new Vector3(1f, 1f, 0f));
for (int i = 0; i < Sunshine.Instance.CascadeCount; i++)
{
Vector4 v2 = new Vector4(0f, 0f, 1f, 1f);
if (i > 0)
{
Camera camera = Sunshine.Instance.SunLightCameras[i];
Vector3 vector12 = camera.WorldToViewportPoint(position5);
Vector3 vector13 = camera.WorldToViewportPoint(position6);
v2 = new Vector4(vector12.x, vector12.y, vector13.x, vector13.y);
}
Rect rect2 = Sunshine.Instance.CascadeRect(i);
v2.x = rect2.xMin + rect2.width * v2.x;
v2.y = rect2.yMin + rect2.height * v2.y;
v2.z = rect2.xMin + rect2.width * v2.z;
v2.w = rect2.yMin + rect2.height * v2.w;
v2.z -= v2.x;
v2.w -= v2.y;
zero.SetRow(i, v2);
}
Vector4 row = zero.GetRow(0);
for (int j = 0; j < Sunshine.Instance.CascadeCount; j++)
{
Vector4 row2 = zero.GetRow(j);
row2.z /= row.z;
row2.w /= row.w;
zero.SetRow(j, row2);
}
bool flag = Sunshine.Instance.OvercastTexture;
this.ConfigureOvercast(flag, (!flag) ? Sunshine.Instance.BlankOvercastTexture : Sunshine.Instance.OvercastTexture, Sunshine.Instance.OvercastScale, Sunshine.Instance.OvercastMovement, Sunshine.Instance.OvercastPlaneHeight);
Shader.SetGlobalMatrix("sunshine_CascadeRanges", zero);
}
public static Matrix4x4 SetLinearDepthProjection(Matrix4x4 projection, float farClip)
{
SunshineMath.SetLinearDepthProjection(ref projection, farClip);
return(projection);
}
private void ConfigureShaders()
{
this.ConfigureTheForestShaders();
if (this.ShadowsActive)
{
SunshineKeywords.SetFilterStyle(Sunshine.Instance.ShadowFilter);
}
else
{
SunshineKeywords.DisableShadows();
}
Matrix4x4 lhs = Matrix4x4.identity;
lhs = SunshineMath.ToRectSpaceProjection(Sunshine.Instance.CascadeRect(0)) * Sunshine.Instance.SunLightCamera.projectionMatrix;
SunshineMath.SetLinearDepthProjection(ref lhs, Sunshine.Instance.SunLightCamera.farClipPlane);
Matrix4x4 matrix4x = lhs * Sunshine.Instance.SunLightCamera.worldToCameraMatrix;
Matrix4x4 value = matrix4x * this.AttachedCamera.cameraToWorldMatrix;
Shader.SetGlobalMatrix("sunshine_CameraVToSunVP", value);
Shader.SetGlobalMatrix("sunshine_WorldToSunVP", matrix4x);
float num = (float)Sunshine.Instance.Lightmap.width;
Shader.SetGlobalVector("sunshine_ShadowParamsAndHalfTexel", new Vector4(Sunshine.Instance.SunLight.shadowStrength, Sunshine.Instance.CascadeFade, 0.5f / num, 0.5f / num));
this.ConfigureCascadeClips(this.AttachedCamera.farClipPlane);
Vector3 position = this.AttachedCamera.ViewportToWorldPoint(new Vector3(0f, 0f, this.AttachedCamera.farClipPlane));
Vector3 position2 = this.AttachedCamera.ViewportToWorldPoint(new Vector3(1f, 0f, this.AttachedCamera.farClipPlane));
Vector3 position3 = this.AttachedCamera.ViewportToWorldPoint(new Vector3(0f, 1f, this.AttachedCamera.farClipPlane));
Transform transform = Sunshine.Instance.SunLightCamera.transform;
Vector3 position4 = (!this.AttachedCamera.orthographic) ? base.transform.position : this.AttachedCamera.ViewportToWorldPoint(new Vector3(0f, 0f, 0f));
Vector3 vector = transform.InverseTransformPoint(position4);
Vector3 vector2 = transform.InverseTransformPoint(position);
Vector3 vector3 = transform.InverseTransformPoint(position2);
Vector3 vector4 = transform.InverseTransformPoint(position3);
Vector2 vector5 = SunshineMath.xy(Sunshine.Instance.SunLightCamera.WorldToViewportPoint(position4));
Vector2 vector6 = SunshineMath.xy(Sunshine.Instance.SunLightCamera.WorldToViewportPoint(position));
Vector2 vector7 = SunshineMath.xy(Sunshine.Instance.SunLightCamera.WorldToViewportPoint(position2));
Vector2 vector8 = SunshineMath.xy(Sunshine.Instance.SunLightCamera.WorldToViewportPoint(position3));
Vector4 vector9 = new Vector4(vector6.x, vector6.y, vector2.z / Sunshine.Instance.SunLightCamera.farClipPlane, vector.y);
Vector4 vector10 = new Vector4(vector5.x, vector5.y, vector.z / Sunshine.Instance.SunLightCamera.farClipPlane, vector.y);
Vector4 value2 = vector9 - vector10;
Vector4 value3 = new Vector4(vector7.x, vector7.y, vector3.z / Sunshine.Instance.SunLightCamera.farClipPlane, vector3.y) - vector9;
Vector4 value4 = new Vector4(vector8.x, vector8.y, vector4.z / Sunshine.Instance.SunLightCamera.farClipPlane, vector4.y) - vector9;
Rect rect = Sunshine.Instance.CascadeRect(0);
SunshineMath.ShadowCoordDataInRect(ref vector10, ref rect);
SunshineMath.ShadowCoordDataRayInRect(ref value2, ref rect);
SunshineMath.ShadowCoordDataRayInRect(ref value3, ref rect);
SunshineMath.ShadowCoordDataRayInRect(ref value4, ref rect);
Shader.SetGlobalFloat("sunshine_IsOrthographic", (!this.AttachedCamera.orthographic) ? 0f : 1f);
Shader.SetGlobalVector("sunshine_ShadowCoordDepthStart", vector10);
Shader.SetGlobalVector("sunshine_ShadowCoordDepthRayZ", value2);
Shader.SetGlobalVector("sunshine_ShadowCoordDepthRayU", value3);
Shader.SetGlobalVector("sunshine_ShadowCoordDepthRayV", value4);
if (ForestVR.Enabled)
{
Vector3 a = Quaternion.Inverse(InputTracking.GetLocalRotation(VRNode.LeftEye)) * InputTracking.GetLocalPosition(VRNode.LeftEye);
Vector3 b = Quaternion.Inverse(InputTracking.GetLocalRotation(VRNode.RightEye)) * InputTracking.GetLocalPosition(VRNode.RightEye);
Vector3 vector11 = (a - b) * 0.5f;
Matrix4x4 cameraToWorldMatrix = this.AttachedCamera.cameraToWorldMatrix;
Vector3 vector12 = cameraToWorldMatrix.MultiplyPoint(-vector11);
Vector3 vector13 = cameraToWorldMatrix.MultiplyPoint(vector11);
position4 = vector12;
Vector3[] array = new Vector3[4];
Vector3[] array2 = new Vector3[4];
this.AttachedCamera.CalculateFrustumCorners(new Rect(0f, 0f, 1f, 1f), this.AttachedCamera.farClipPlane, Camera.MonoOrStereoscopicEye.Left, array);
position = this.AttachedCamera.transform.TransformVector(array[0]);
position2 = this.AttachedCamera.transform.TransformVector(array[3]);
position3 = this.AttachedCamera.transform.TransformVector(array[1]);
vector = transform.InverseTransformPoint(position4);
vector2 = transform.InverseTransformPoint(position);
vector3 = transform.InverseTransformPoint(position2);
vector4 = transform.InverseTransformPoint(position3);
vector5 = SunshineMath.xy(Sunshine.Instance.SunLightCamera.WorldToViewportPoint(position4));
vector6 = SunshineMath.xy(Sunshine.Instance.SunLightCamera.WorldToViewportPoint(position));
vector7 = SunshineMath.xy(Sunshine.Instance.SunLightCamera.WorldToViewportPoint(position2));
vector8 = SunshineMath.xy(Sunshine.Instance.SunLightCamera.WorldToViewportPoint(position3));
vector9 = new Vector4(vector6.x, vector6.y, vector2.z / Sunshine.Instance.SunLightCamera.farClipPlane, vector.y);
Vector4 value5 = new Vector4(vector5.x, vector5.y, vector.z / Sunshine.Instance.SunLightCamera.farClipPlane, vector.y);
Vector4 value6 = vector9 - vector10;
Vector4 value7 = new Vector4(vector7.x, vector7.y, vector3.z / Sunshine.Instance.SunLightCamera.farClipPlane, vector3.y) - vector9;
Vector4 value8 = new Vector4(vector8.x, vector8.y, vector4.z / Sunshine.Instance.SunLightCamera.farClipPlane, vector4.y) - vector9;
position4 = vector13;
this.AttachedCamera.CalculateFrustumCorners(new Rect(0f, 0f, 1f, 1f), this.AttachedCamera.farClipPlane, Camera.MonoOrStereoscopicEye.Right, array2);
position = this.AttachedCamera.transform.TransformVector(array2[0]);
position2 = this.AttachedCamera.transform.TransformVector(array2[3]);
position3 = this.AttachedCamera.transform.TransformVector(array2[1]);
vector = transform.InverseTransformPoint(position4);
vector2 = transform.InverseTransformPoint(position);
vector3 = transform.InverseTransformPoint(position2);
vector4 = transform.InverseTransformPoint(position3);
vector5 = SunshineMath.xy(Sunshine.Instance.SunLightCamera.WorldToViewportPoint(position4));
vector6 = SunshineMath.xy(Sunshine.Instance.SunLightCamera.WorldToViewportPoint(position));
vector7 = SunshineMath.xy(Sunshine.Instance.SunLightCamera.WorldToViewportPoint(position2));
vector8 = SunshineMath.xy(Sunshine.Instance.SunLightCamera.WorldToViewportPoint(position3));
vector9 = new Vector4(vector6.x, vector6.y, vector2.z / Sunshine.Instance.SunLightCamera.farClipPlane, vector.y);
Vector4 value9 = new Vector4(vector5.x, vector5.y, vector.z / Sunshine.Instance.SunLightCamera.farClipPlane, vector.y);
Vector4 value10 = vector9 - vector10;
Vector4 value11 = new Vector4(vector7.x, vector7.y, vector3.z / Sunshine.Instance.SunLightCamera.farClipPlane, vector3.y) - vector9;
Vector4 value12 = new Vector4(vector8.x, vector8.y, vector4.z / Sunshine.Instance.SunLightCamera.farClipPlane, vector4.y) - vector9;
Shader.SetGlobalVector("L_sunshine_ShadowCoordDepthStart", value5);
Shader.SetGlobalVector("L_sunshine_ShadowCoordDepthRayZ", value6);
Shader.SetGlobalVector("L_sunshine_ShadowCoordDepthRayU", value7);
Shader.SetGlobalVector("L_sunshine_ShadowCoordDepthRayV", value8);
Shader.SetGlobalVector("R_sunshine_ShadowCoordDepthStart", value9);
Shader.SetGlobalVector("R_sunshine_ShadowCoordDepthRayZ", value10);
Shader.SetGlobalVector("R_sunshine_ShadowCoordDepthRayU", value11);
Shader.SetGlobalVector("R_sunshine_ShadowCoordDepthRayV", value12);
}
float num2 = Sunshine.Instance.SunLightCamera.orthographicSize * 2f;
Vector2 vector14 = new Vector2(num2, num2);
vector14.x /= rect.width;
vector14.y /= rect.height;
Vector3 v = new Vector3(vector14.x, vector14.y, Sunshine.Instance.SunLightCamera.farClipPlane) / this.AttachedCamera.farClipPlane;
Shader.SetGlobalVector("sunshine_ShadowToWorldScale", v);
Matrix4x4 zero = Matrix4x4.zero;
Vector3 position5 = Sunshine.Instance.SunLightCamera.ViewportToWorldPoint(new Vector3(0f, 0f, 0f));
Vector3 position6 = Sunshine.Instance.SunLightCamera.ViewportToWorldPoint(new Vector3(1f, 1f, 0f));
for (int i = 0; i < Sunshine.Instance.CascadeCount; i++)
{
Vector4 v2 = new Vector4(0f, 0f, 1f, 1f);
if (i > 0)
{
Camera camera = Sunshine.Instance.SunLightCameras[i];
Vector3 vector15 = camera.WorldToViewportPoint(position5);
Vector3 vector16 = camera.WorldToViewportPoint(position6);
v2 = new Vector4(vector15.x, vector15.y, vector16.x, vector16.y);
}
Rect rect2 = Sunshine.Instance.CascadeRect(i);
v2.x = rect2.xMin + rect2.width * v2.x;
v2.y = rect2.yMin + rect2.height * v2.y;
v2.z = rect2.xMin + rect2.width * v2.z;
v2.w = rect2.yMin + rect2.height * v2.w;
v2.z -= v2.x;
v2.w -= v2.y;
zero.SetRow(i, v2);
}
Vector4 row = zero.GetRow(0);
for (int j = 0; j < Sunshine.Instance.CascadeCount; j++)
{
Vector4 row2 = zero.GetRow(j);
row2.z /= row.z;
row2.w /= row.w;
zero.SetRow(j, row2);
}
bool flag = Sunshine.Instance.OvercastTexture;
this.ConfigureOvercast(flag, (!flag) ? Sunshine.Instance.BlankOvercastTexture : Sunshine.Instance.OvercastTexture, Sunshine.Instance.OvercastScale, Sunshine.Instance.OvercastMovement, Sunshine.Instance.OvercastPlaneHeight);
Shader.SetGlobalMatrix("sunshine_CascadeRanges", zero);
}