static unsafe IConstantBuffer GetObjectCB(MyRenderContext RC, MyInstanceComponent instance, float stateData)
{
Vector4 col0, col1, col2;
instance.GetMatrixCols(0, out col0, out col1, out col2);
Matrix matrix = Matrix.Identity;
matrix.SetRow(0, col0);
matrix.SetRow(1, col1);
matrix.SetRow(2, col2);
matrix = Matrix.Transpose(matrix);
int cbSize = sizeof(MyObjectDataCommon);
cbSize += sizeof(MyObjectDataNonVoxel);
IConstantBuffer cb = MyCommon.GetObjectCB(cbSize);
var mapping = MyMapping.MapDiscard(RC, cb);
MyObjectDataNonVoxel nonVoxelData = new MyObjectDataNonVoxel();
mapping.WriteAndPosition(ref nonVoxelData);
MyObjectDataCommon commonData = new MyObjectDataCommon();
commonData.LocalMatrix = matrix;
commonData.ColorMul = Vector3.One;
commonData.KeyColor = new Vector3(0, -1f, 0f);
commonData.CustomAlpha = stateData;
mapping.WriteAndPosition(ref commonData);
mapping.Unmap();
return(cb);
}
void IDrawableGroupStrategy.Fill(int bufferOffset, MyInstanceComponent instance, MyLod lod, int multiTransformI, int instanceMaterialOffsetInData, MyInstanceLodState state, float stateData)
{
MyVbConstantElement element = new MyVbConstantElement
{
//WorldMatrixRow0 = new Vector4(matrix.M11, matrix.M12, matrix.M13, matrix.M14),
//WorldMatrixRow1 = new Vector4(matrix.M21, matrix.M22, matrix.M23, matrix.M24),
//WorldMatrixRow2 = new Vector4(matrix.M31, matrix.M32, matrix.M33, matrix.M34),
};
//Much faster approach than naive:
instance.GetMatrixCols(multiTransformI,
out element.WorldMatrixRow0,
out element.WorldMatrixRow1,
out element.WorldMatrixRow2);
m_vbData[bufferOffset] = element;
m_validElements++;
}
void IDrawableGroupStrategy.Fill(int bufferOffset, MyInstanceComponent instance, MyLod lod, int multiTransformI, int instanceMaterialOffsetInData, MyInstanceLodState state, float stateData)
{
HalfVector4 packedColorMultEmissivity = MyInstanceMaterial.Default.PackedColorMultEmissivity;
if (instanceMaterialOffsetInData != -1) // if instance material is defined
{
MyInstanceMaterial instanceMaterial = instance.GetInstanceMaterial(instanceMaterialOffsetInData);
packedColorMultEmissivity = instanceMaterial.PackedColorMultEmissivity;
}
else
{
packedColorMultEmissivity = instance.GlobalColorMultEmissivity;
}
HalfVector4 packedKeyColorDithering = instance.KeyColor.ToHalfVector4();
HalfVector4 dithering = new HalfVector4();
dithering.PackedValue = (ulong)HalfUtils.Pack(stateData);
packedKeyColorDithering.PackedValue = packedKeyColorDithering.PackedValue | dithering.PackedValue << 48;
MyVbConstantElement element = new MyVbConstantElement
{
//WorldMatrixRow0 = new Vector4(matrix.M11, matrix.M12, matrix.M13, matrix.M14),
//WorldMatrixRow1 = new Vector4(matrix.M21, matrix.M22, matrix.M23, matrix.M24),
//WorldMatrixRow2 = new Vector4(matrix.M31, matrix.M32, matrix.M33, matrix.M34),
KeyColorDithering = packedKeyColorDithering,
ColorMultEmissivity = packedColorMultEmissivity,
};
// much faster approach than naive:
instance.GetMatrixCols(multiTransformI,
out element.WorldMatrixRow0,
out element.WorldMatrixRow1,
out element.WorldMatrixRow2);
m_vbData[bufferOffset] = element;
m_validElements++;
}