/// ライトの設定
public void SetLight( int idx, Light light )
{
if( idx < lights.Length ){
this.lights[ idx ] = light;
}
}
/// ライトの設定
public void SetLights(
ref Matrix4 target, ///< モデルローカルに変換するための、モデルの位置
ref Vector4 eyePos, ///< ワールド上での視点の位置
ref Light[] lights
)
{
if( lights != null ){
Matrix4 invWorld = target.Inverse();
Vector4 localEyePosistion = invWorld * eyePos;
if( idWorldInverse >= 0 ){
this.SetUniformValue( idWorldInverse, ref invWorld );
}
if( idLocalEyePosition >= 0 ){
this.SetUniformValue( idLocalEyePosition, ref localEyePosistion );
}
// ライト : 0
if( lights[ 0 ] != null ){
Vector4 localLightPosition = invWorld * lights[ 0 ].Position;
if( idLocalLightPosition00 >= 0 ){
// Vector4 V = localLightPosition.Normalize();
this.SetUniformValue( idLocalLightPosition00, ref localLightPosition );
}
// 並行光源(トゥーン用)
if( idLocalLightDir >= 0 ){
Vector4 localLightPos = invWorld * lights[ 0 ].Position;
Vector3 localLightDir = new Vector3( -localLightPos.X, -localLightPos.Y, -localLightPos.Z );
localLightDir = localLightDir.Normalize();
this.SetUniformValue( idLocalLightDir, ref localLightDir );
}
if( idKDiffuse00 >= 0 ){
this.SetUniformValue( idKDiffuse00, ref lights[ 0 ].KDiffuse );
}
if( idKSpecular00 >= 0 ){
this.SetUniformValue( idKSpecular00, ref lights[ 0 ].KSpecular );
}
}
// ライト : 1
if( lights[ 1 ] != null ){
if( idLocalLightPosition01 >= 0 ){
Vector4 localLightPosition = invWorld * lights[ 1 ].Position;
this.SetUniformValue( idLocalLightPosition01, ref localLightPosition );
}
if( idKDiffuse01 >= 0 ){
this.SetUniformValue( idKDiffuse01, ref lights[ 1 ].KDiffuse );
}
if( idKSpecular01 >= 0 ){
this.SetUniformValue( idKSpecular01, ref lights[ 1 ].KSpecular );
}
}
// ライト : 2
if( lights[ 2 ] != null ){
if( idLocalLightPosition02 >= 0 ){
Vector4 localLightPosition = invWorld * lights[ 2 ].Position;
this.SetUniformValue( idLocalLightPosition02, ref localLightPosition );
}
if( idKDiffuse02 >= 0 ){
this.SetUniformValue( idKDiffuse02, ref lights[ 2 ].KDiffuse );
}
if( idKSpecular02 >= 0 ){
this.SetUniformValue( idKSpecular02, ref lights[ 2 ].KSpecular );
}
}
}else{
if( idLIGHT_COUNT >= 0 ){
this.SetUniformValue( idLIGHT_COUNT, 0 );
}
}
}
