void SetUpDirectionalLight(int kernel)
{
if (m_dirLightColor == null || m_dirLightColor.Length != 3)
{
m_dirLightColor = new float[3];
}
if (m_dirLightDir == null || m_dirLightDir.Length != 3)
{
m_dirLightDir = new float[3];
}
if (m_DirectionalLight == null)
{
m_dirLightColor[0] = 0;
m_dirLightColor[1] = 0;
m_dirLightColor[2] = 0;
m_InjectLightingAndDensity.SetFloats("_DirLightColor", m_dirLightColor);
return;
}
m_DirectionalLight.SetUpDirectionalShadowmapForSampling(m_DirectionalLight.m_Shadows, m_InjectLightingAndDensity, kernel);
// TODO: if above fails, disable shadows
Light light = m_DirectionalLight.light;
Vector4 color = light.color;
color *= light.intensity * m_DirectionalLight.m_IntensityMult;
m_dirLightColor[0] = color.x;
m_dirLightColor[1] = color.y;
m_dirLightColor[2] = color.z;
m_InjectLightingAndDensity.SetFloats("_DirLightColor", m_dirLightColor);
Vector3 dir = light.GetComponent <Transform>().forward;
m_dirLightDir[0] = dir.x;
m_dirLightDir[1] = dir.y;
m_dirLightDir[2] = dir.z;
m_InjectLightingAndDensity.SetFloats("_DirLightDir", m_dirLightDir);
}
