static void write_matrix_to_buffer(struct d3d10_effect_variable *variable, float *buf,
        struct d3d10_effect_matrix *matrix, BOOL transpose)
{
    unsigned int row, col;
    BOOL major;

    if (variable->type->type_class == D3D10_SVC_MATRIX_COLUMNS)
        major = 1;
    else
        major = 0;

    if (transpose)
        major = !major;

    if (major)
    {
        for (col = 0; col < variable->type->column_count; col++)
        {
            for (row = 0; row < variable->type->row_count; row++)
                buf[(col * 4) + row] = matrix->m[row][col];
        }
    }
    else
    {
        for (col = 0; col < variable->type->column_count; col++)
        {
            for (row = 0; row < variable->type->row_count; row++)
                buf[(row * 4) + col] = matrix->m[row][col];
        }
    }
}