void Start()
{
m_DepthCamera = new VolumetricLightDepthCamera();
m_Subdivision = Mathf.Clamp(m_Subdivision, 0.1f, m_Range * 0.9f);
if (m_VertexBased)
{
m_Mesh = new VLVertexRenderMesh();
}
else
{
m_Mesh = new VLPixelRenderMesh();
}
if (!CheckSupport())
{
return;
}
m_InternalWorldLightVPID = Shader.PropertyToID("internalWorldLightVP");
m_InternalWorldLightMVID = Shader.PropertyToID("internalWorldLightMV");
m_InternalProjectionParams = Shader.PropertyToID("internalProjectionParams");
m_InternalBiasID = Shader.PropertyToID("internalBias");
m_InternalCookieID = Shader.PropertyToID("internalCookie");
m_InternalLightPosID = Shader.PropertyToID("internalWorldLightPos");
m_InternalLightColorID = Shader.PropertyToID("internalWorldLightColor");
m_DepthCamera.InitCamera(this);
m_Mesh.InitMesh(this);
m_Projection = m_DepthCamera.depthRenderCamera.projectionMatrix;
Shader.SetGlobalMatrix(m_InternalWorldLightVPID, m_Projection);
Shader.SetGlobalMatrix("internalProjectionInv", m_Projection.inverse);
m_WorldToCam = m_DepthCamera.depthRenderCamera.worldToCameraMatrix;
Shader.SetGlobalMatrix(m_InternalWorldLightMVID, m_WorldToCam);
SetLightProjectionParams();
Shader.SetGlobalFloat(m_InternalBiasID, m_ShadowBias);
Shader.SetGlobalColor(m_InternalLightColorID, new Color(m_Color.r * m_Intensity, m_Color.g * m_Intensity, m_Color.b * m_Intensity, m_Color.a));
if (m_Cookie && !m_VertexBased)
{
Shader.EnableKeyword("USE_COOKIE");
Shader.SetGlobalTexture(m_InternalCookieID, m_Cookie);
}
else
{
Shader.DisableKeyword("USE_COOKIE");
}
ResetQuality(m_Quality == Quality.Low, m_Quality == Quality.Middle, m_Quality == Quality.High);
m_Mesh.RefreshMesh(m_Color, m_Intensity, m_Range, m_Subdivision, transform.worldToLocalMatrix * m_DepthCamera.depthRenderCamera.cameraToWorldMatrix * m_DepthCamera.depthRenderCamera.projectionMatrix.inverse);
m_IsInitialized = true;
}
void OnDestroy()
{
if (m_DepthCamera != null)
{
m_DepthCamera.Destroy();
}
m_DepthCamera = null;
if (m_Mesh != null)
{
m_Mesh.Destroy();
}
m_Mesh = null;
}
