public static void SetLightInfo(ShadowInfo info)
{
GL.UseProgram(Program);
Matrix4 mat = info.matrix;
GL.UniformMatrix4(lightWVPLocation, false, ref mat);
GL.ActiveTexture(TextureUnit.Texture3);
GL.BindTexture(TextureTarget.Texture2D, info.texture);
}
private static void SetShadowedSpotlights(ShadowInfo[] pLights)
{
GL.UseProgram(Program);
GL.Uniform1(numShadowCastersLocation, pLights.Length);
for (int i = 0; i < pLights.Length && i < MAX_SHADOWCASTERS; i++)
{
GL.Uniform3(shadowcasterLocations[i].Color, pLights[i].Color.X, pLights[i].Color.Y, pLights[i].Color.Z);
GL.Uniform1(shadowcasterLocations[i].AmbientIntensity, pLights[i].AmbientIntensity);
GL.Uniform1(shadowcasterLocations[i].DiffuseIntensity, pLights[i].DiffuseIntensity);
GL.Uniform3(shadowcasterLocations[i].Position, pLights[i].Position.X, pLights[i].Position.Y, pLights[i].Position.Z);
Vector3 Direction = pLights[i].Direction;
Direction.Normalize();
GL.Uniform3(shadowcasterLocations[i].Direction, Direction.X, Direction.Y, Direction.Z);
GL.Uniform1(shadowcasterLocations[i].Cutoff, Math.Cos(ToRadian(pLights[i].Cutoff)));
GL.Uniform1(shadowcasterLocations[i].Constant, pLights[i].Constant);
GL.Uniform1(shadowcasterLocations[i].Linear, pLights[i].Linear);
GL.Uniform1(shadowcasterLocations[i].Exp, pLights[i].Exp);
GL.Uniform1(shadowcasterLocations[i].Brightness, pLights[i].brightness);
GL.Uniform1(shadowcasterLocations[i].Cheap, pLights[i].Cheap ? 1 : 0 );
}
}
public static void AddLightsource(ShadowInfo info)
{
_lights.Add(info);
}