private void OnPreRender()
{
if (!this.initialized)
{
this.Init();
}
Shader.SetGlobalTexture("_UniformNoise", this.uniformNoise);
RenderTexture active = RenderTexture.active;
if (this.currentRenderMode == SkylightingAndGICamera.RenderMode.Skylight)
{
if (this.OcclusionEnabled)
{
Shader.SetGlobalInt("_IsRenderingSkylight", 1);
Shader.DisableKeyword("SKY_OCCLUSION_OFF");
this.shadowCam.cullingMask = this.skylightCullingMask;
Vector3 vector = base.transform.position + Vector3.up * 100f;
float num = this.shadowCam.orthographicSize * 2f;
float num2 = num / (float)this.skylightShadowMapResolution;
vector.x -= vector.x % num2;
vector.y -= vector.x % num2;
vector.z -= vector.x % num2;
if (vector != this.snapPositionSkylight)
{
this.shadowCamGameObject.transform.position = vector;
this.shadowCamGameObject.transform.LookAt(base.transform.position, Vector3.forward);
}
this.snapPositionSkylight = vector;
this.shadowCam.depthTextureMode = DepthTextureMode.Depth;
this.shadowCam.targetTexture = this.skylightDepthTexture;
this.shadowCam.Render();
Shader.SetGlobalMatrix("_SkyshadowMatrix", this.shadowCam.worldToCameraMatrix);
Shader.SetGlobalMatrix("_SkyshadowInverseMatrix", this.shadowCam.worldToCameraMatrix.inverse);
Shader.SetGlobalMatrix("_SkyshadowProjectionMatrix", this.shadowCam.projectionMatrix);
Shader.SetGlobalMatrix("_SkyshadowProjectionMatrixInverse", this.shadowCam.projectionMatrix.inverse);
Shader.SetGlobalTexture("_SkyshadowDepthTexture", this.skylightDepthTexture);
Shader.SetGlobalFloat("_SkylightOcclusionAmount", this.skylightOcclusionAmount);
Shader.SetGlobalInt("_IsRenderingSkylight", 0);
}
else
{
Shader.EnableKeyword("SKY_OCCLUSION_OFF");
}
}
else if (this.currentRenderMode == SkylightingAndGICamera.RenderMode.GlobalIllumination)
{
if (this.GIEnabled)
{
Shader.DisableKeyword("GI_OFF");
Shader.SetGlobalInt("_IsRenderingGIBuffers", 1);
this.shadowCam.cullingMask = this.GICullingMask;
Vector3 position = base.transform.position + Vector3.Normalize(SkylightingAndGICamera.sunlightVector) * 100f;
this.shadowCamGameObject.transform.position = position;
this.shadowCamGameObject.transform.LookAt(base.transform.position, Vector3.up);
this.shadowCam.renderingPath = RenderingPath.Forward;
this.shadowCam.depthTextureMode = DepthTextureMode.Depth;
Graphics.SetRenderTarget(this.giFluxBuffer, this.giDepthBuffer);
this.shadowCam.SetTargetBuffers(this.giFluxBuffer, this.giDepthBuffer);
this.shadowCam.Render();
Shader.SetGlobalMatrix("_GIMatrix", this.shadowCam.worldToCameraMatrix);
Shader.SetGlobalMatrix("_GIInverseMatrix", this.shadowCam.worldToCameraMatrix.inverse);
Shader.SetGlobalMatrix("_GIProjectionMatrix", this.shadowCam.projectionMatrix);
Shader.SetGlobalMatrix("_GIProjectionMatrixInverse", this.shadowCam.projectionMatrix.inverse);
Shader.SetGlobalTexture("_GIFluxTexture", this.giFluxTexture);
Shader.SetGlobalTexture("_GIDepthTexture", this.giDepthTexture);
Shader.SetGlobalFloat("_GIGain", this.globalIlluminationGain);
Shader.SetGlobalInt("_IsRenderingGIBuffers", 0);
}
else
{
Shader.EnableKeyword("GI_OFF");
}
}
RenderTexture.active = active;
if (this.currentRenderMode == SkylightingAndGICamera.RenderMode.Skylight)
{
if (this.GIEnabled)
{
this.currentRenderMode = SkylightingAndGICamera.RenderMode.GlobalIllumination;
}
}
else if (this.currentRenderMode == SkylightingAndGICamera.RenderMode.GlobalIllumination)
{
this.currentRenderMode = SkylightingAndGICamera.RenderMode.Skylight;
}
}
private void OnPreRender()
{
if (!this.initialized)
{
this.Init();
}
Shader.SetGlobalTexture("_UniformNoise", this.uniformNoise);
RenderTexture active = RenderTexture.active;
if (this.currentRenderMode == SkylightingAndGICamera.RenderMode.Skylight)
{
if (this.OcclusionEnabled)
{
Shader.SetGlobalInt("_IsRenderingSkylight", 1);
Shader.DisableKeyword("SKY_OCCLUSION_OFF");
this.shadowCam.cullingMask = this.skylightCullingMask;
Vector3 vector = base.transform.position + Vector3.up * 100f;
float num = this.shadowCam.orthographicSize * 2f;
float num2 = num / (float)this.skylightShadowMapResolution;
vector.x -= vector.x % num2;
vector.y -= vector.x % num2;
vector.z -= vector.x % num2;
if (vector != this.snapPositionSkylight)
{
this.shadowCamGameObject.transform.position = vector;
this.shadowCamGameObject.transform.LookAt(base.transform.position, Vector3.forward);
}
this.snapPositionSkylight = vector;
this.shadowCam.depthTextureMode = DepthTextureMode.Depth;
this.shadowCam.targetTexture = this.skylightDepthTexture;
this.shadowCam.Render();
Shader.SetGlobalMatrix("_SkyshadowMatrix", this.shadowCam.worldToCameraMatrix);
Shader.SetGlobalMatrix("_SkyshadowInverseMatrix", this.shadowCam.worldToCameraMatrix.inverse);
Shader.SetGlobalMatrix("_SkyshadowProjectionMatrix", this.shadowCam.projectionMatrix);
Shader.SetGlobalMatrix("_SkyshadowProjectionMatrixInverse", this.shadowCam.projectionMatrix.inverse);
Shader.SetGlobalTexture("_SkyshadowDepthTexture", this.skylightDepthTexture);
Shader.SetGlobalFloat("_SkylightOcclusionAmount", this.skylightOcclusionAmount);
Shader.SetGlobalInt("_IsRenderingSkylight", 0);
}
else
{
Shader.EnableKeyword("SKY_OCCLUSION_OFF");
}
}
else if (this.currentRenderMode == SkylightingAndGICamera.RenderMode.GlobalIllumination)
{
if (this.GIEnabled)
{
Shader.DisableKeyword("GI_OFF");
Shader.SetGlobalInt("_IsRenderingGIBuffers", 1);
this.shadowCam.cullingMask = this.GICullingMask;
Vector3 position = base.transform.position + Vector3.Normalize(SkylightingAndGICamera.sunlightVector) * 100f;
this.shadowCamGameObject.transform.position = position;
this.shadowCamGameObject.transform.LookAt(base.transform.position, Vector3.up);
this.shadowCam.renderingPath = RenderingPath.Forward;
this.shadowCam.depthTextureMode = DepthTextureMode.Depth;
Graphics.SetRenderTarget(this.giFluxBuffer, this.giDepthBuffer);
this.shadowCam.SetTargetBuffers(this.giFluxBuffer, this.giDepthBuffer);
this.shadowCam.Render();
Shader.SetGlobalMatrix("_GIMatrix", this.shadowCam.worldToCameraMatrix);
Shader.SetGlobalMatrix("_GIInverseMatrix", this.shadowCam.worldToCameraMatrix.inverse);
Shader.SetGlobalMatrix("_GIProjectionMatrix", this.shadowCam.projectionMatrix);
Shader.SetGlobalMatrix("_GIProjectionMatrixInverse", this.shadowCam.projectionMatrix.inverse);
Shader.SetGlobalTexture("_GIFluxTexture", this.giFluxTexture);
Shader.SetGlobalTexture("_GIDepthTexture", this.giDepthTexture);
Shader.SetGlobalFloat("_GIGain", this.globalIlluminationGain);
Shader.SetGlobalInt("_IsRenderingGIBuffers", 0);
}
else
{
Shader.EnableKeyword("GI_OFF");
}
}
RenderTexture.active = active;
if (this.currentRenderMode == SkylightingAndGICamera.RenderMode.Skylight)
{
if (this.GIEnabled)
{
this.currentRenderMode = SkylightingAndGICamera.RenderMode.GlobalIllumination;
}
}
else if (this.currentRenderMode == SkylightingAndGICamera.RenderMode.GlobalIllumination)
{
this.currentRenderMode = SkylightingAndGICamera.RenderMode.Skylight;
}
}