internal static void WriteSpotlightConstants(LightId lid, ref SpotlightConstants data)
{
data.ApertureCos = Spotlights[lid.Index].ApertureCos;
data.Range = Spotlights[lid.Index].Range;
data.Color = Spotlights[lid.Index].Color;
data.Direction = Spotlights[lid.Index].Direction;
data.Up = Spotlights[lid.Index].Up;
data.GlossFactor = Spotlights[lid.Index].GlossFactor;
data.ShadowsRange = Lights.Data[lid.Index].CastsShadowsThisFrame ? Lights.Data[lid.Index].ShadowsDistance : 0;
data.Position = Lights.Data[lid.Index].SpotPosition - MyRender11.Environment.CameraPosition;
float ratio = (float)Math.Sqrt(1 - data.ApertureCos * data.ApertureCos) / data.ApertureCos;
float h = ratio * data.Range;
Matrix viewProjAt0 = MyRender11.Environment.ViewProjectionAt0;
if (MyStereoRender.Enable)
{
if (MyStereoRender.RenderRegion == MyStereoRegion.LEFT)
{
viewProjAt0 = MyStereoRender.EnvMatricesLeftEye.ViewProjectionAt0;
}
if (MyStereoRender.RenderRegion == MyStereoRegion.RIGHT)
{
viewProjAt0 = MyStereoRender.EnvMatricesRightEye.ViewProjectionAt0;
}
}
data.ProxyWorldViewProj = Matrix.Transpose(Matrix.CreateScale(2 * h, 2 * h, data.Range) *
Matrix.CreateWorld(data.Position, data.Direction, data.Up) *
viewProjAt0);
data.ShadowMatrix = CreateShadowMatrix(lid);
}
internal static void WriteSpotlightConstants(LightId lid, ref SpotlightConstants data)
{
data.ApertureCos = Spotlights[lid.Index].ApertureCos;
data.Range = Spotlights[lid.Index].Range;
data.Color = Spotlights[lid.Index].Color;
data.Direction = Spotlights[lid.Index].Direction;
data.Up = Spotlights[lid.Index].Up;
data.ShadowsRange = Lights.Data[lid.Index].CastsShadows ? Lights.Data[lid.Index].ShadowsDistance : 0;
data.Position = Lights.Data[lid.Index].Position - MyEnvironment.CameraPosition;
float ratio = (float)Math.Sqrt(1 - data.ApertureCos * data.ApertureCos) / data.ApertureCos;
float h = ratio * data.Range;
data.ProxyWorldViewProj = Matrix.Transpose(Matrix.CreateScale(2 * h, 2 * h, data.Range) *
Matrix.CreateWorld(data.Position, data.Direction, data.Up) *
MyEnvironment.ViewProjectionAt0);
}
